Boston lisbon airfare

The two airlines most popular with KAYAK users for flights from Lisbon to Rome are TAP AIR PORTUGAL and Ryanair. With an average price for the route of $218 and an overall rating of 7.1, TAP AIR PORTUGAL is the most popular choice. Ryanair is also a great choice for the route, with an average price of $165 and an overall rating of 6.8.

Flights to Lisbon. See flights from Lisbon. Miami - Lisbon Found 48 h 7 min From $ 614. Dallas - Lisbon Found 66 h 16 min From $ 618. San Francisco - Lisbon 83 h 16 min $ 647. New York - Lisbon 38 h 10 min $ 784. Los Angeles - Lisbon 12 h 2 min $ 786.Cheap Flights from Lisbon to Boston, MA from $ 75. One way Round trip. Enter city or airport. Enter city or airport. Depart. Return. Passengers. Passengers and flight class 1. Adults. 0. Children under 12. 0. Infants under 2 without place. Economy Business First done. Find flights. Return flight: Boston – Lisbon. Airline Tickets.My dates are flexible. SHOW FARES. Include Nearby Airports. Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule.1 stop 26h 40m Air Europa. Deal found 4/17 $730. Pick Dates. Air Europa is one of the most popular airlines used for those traveling from New York to Lisbon. New York to Lisbon flights are typically 75% cheaper than other airlines traveling the same route. Flights from Air Europa typically cost $817.39 RT.Save money on airfare by searching for cheap flight tickets on KAYAK. KAYAK searches for flight deals on hundreds of airline tickets sites to help you find the cheapest flights. Whether you are looking for a last minute flight or a cheap plane ticket for a later date, you can find the best deals faster at KAYAK. New York Flights.

Book cheap Lisbon to Boston International tickets at MakeMyTrip USA. Get best deals, Lowest airfare ticket booking from Lisbon to Boston air travel route. Check flight reservation status, schedules of Lisbon to Boston flight ticket online.The two airlines most popular with KAYAK users for flights from Lisbon to Rome are TAP AIR PORTUGAL and Ryanair. With an average price for the route of $218 and an overall rating of 7.1, TAP AIR PORTUGAL is the most popular choice. Ryanair is also a great choice for the route, with an average price of $165 and an overall rating of 6.8.Get affordable fares from New York and Boston to Lisbon, Portugal from $247 R/T. Airfare Spot. Travel is affordable! Trending. ... Annual Fall Fare Sale via Alaska Airlines; fares from $49 one-way or 4.5k miles + t&f “Buy One Get One 50% promo code” via Southwest Airlines;OneTravel offers cheap airfares that help you save on airline tickets. Book your Lisbon to Boston flights with OneTravel and save money like never before. No matter whether you are making a personal trip or going for an official conference, whatever is the reason of travel, we are a one-stop website for all kinds of travel.Book Malaysia Airlines flight tickets from Boston to Lisbon and get unbelievable discounts on Yatra.com. Check Boston to Lisbon Malaysia Airlines flights, flight status & flight schedule at Yatra.com. Lowest fare Guaranteed on Malaysia Airlines flights from Boston to Lisbon . Book your flight now!Book Cheap Flights from Boston to Lisbon: Search and compare airfares on Tripadvisor to find the best flights for your trip to Lisbon. Choose the best airline for you by reading reviews and viewing hundreds of ticket rates for flights going to and from your destination. ... The average flying time for a direct flight from Boston, MA to Lisbon ...Find United Airlines cheap flights from Houston to Lisbon. Enjoy a Houston to Lisbon modern flight experience in premium cabins with Wi-Fi.

Find flights to Lisbon from $249. Fly from Massachusetts on PLAY, Vueling, Iberia and more. Search for Lisbon flights on KAYAK now to find the best deal. Return flights from Boston BOS to Lisbon LIS with British Airways If you’re planning a round trip, booking return flights with British Airways is usually the most cost-effective option. With airfares ranging from $564 to $564, it’s easy to find a flight that suits your budget.Cheap Flights from Boston to Barcelona (BOS-BCN) Prices were available within the past 7 days and start at $230 for one-way flights and $334 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Boston to Barcelona with no change fee on selected flights.1 stop. Fri, Dec 13 PDL – BOS with TAP Air Portugal. 1 stop. from $473. Faro.$543 per passenger.Departing Fri, Nov 22, returning Sun, Dec 1.Round-trip flight with Fly Play and easyJet.Outbound indirect flight with Fly Play, departing from Stewart International on Fri, Nov 22, arriving in Faro.Inbound indirect flight with easyJet, departing ...Prices for airfare for your summer vacation may be sky high this year after manufacturing delays for new Boeing aircraft are likely to decrease the amount of flights …

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Flights to Ponta Delgada, São Miguel. Find flights to São Miguel from $225. Fly from Boston on Azores Airlines, United Airlines, TAP AIR PORTUGAL and more. Search for São Miguel flights on KAYAK now to find the best deal.Boston Logan International Airport (BOS) is where the majority of flights from Lisbon to Boston. The ease of access and higher reliability are its key benefits over other airports. Since the airport lies in the middle of Boston, it is simpler for visitors to get to various locations from the airport utilizing various modes of transportation.Massachusetts ». Boston. $803. Flights to Boston, Boston. Find flights to Boston from $272. Fly from Azores on Azores Airlines, TAP AIR PORTUGAL, United Airlines and more. Search for Boston flights on KAYAK now to find the best deal. Book a Boston to Portugal flight and enjoy our premium cabins with speedy Wi-Fi. ... which is our most restrictive fare option and subject to ... Lisbon (LIS) 07/08 ...

Chicago to Lisbon Flights. Travel Period May 06 - May 14, 2024. Delta Comfort+® $2,467. Main Cabin $847. Book. The coastal country of Portugal, bordered by Spain on the Iberian Peninsula, often feels like a time capsule – seemingly salted into stasis by the mist of the Atlantic Ocean. The medieval structures and cobblestone streets of the ... As Portugal's capital, part of Lisbon’s charm is its ease of getting around and its mix of tradition and trend-setting culture. Go Beyond the Flight to this scenic city with a flight + hotel getaway. And, start exploring sooner with daily nonstop Delta® flights from New York (JFK), plus seasonal daily nonstop service from Boston beginning ... The two airlines most popular with KAYAK users for flights from Lisbon to Rome are TAP AIR PORTUGAL and Ryanair. With an average price for the route of $218 and an overall rating of 7.1, TAP AIR PORTUGAL is the most popular choice. Ryanair is also a great choice for the route, with an average price of $165 and an overall rating of 6.8. Book a Boston to Portugal flight and enjoy our premium cabins with speedy Wi-Fi. ... which is our most restrictive fare option and subject to ... Lisbon (LIS) 07/08 ... Find airfare and ticket deals for cheap flights from Lisbon to Boston. Search flight deals from various travel partners with one click at $258.Book Cheap Boston to Lisbon with Delta Airlines Flights - offers best deals on Boston to Lisbon flight booking. Lowest airfare @Rs 63970.Return flights from Boston BOS to Lisbon LIS with Delta If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $517 to $1,468, it’s easy to find a flight that suits your budget.Boston Logan International to Lisbon from $354. Price found Apr 14, 2024, 8:53 AM. Boston Logan International to Ponta Delgada from $480. Price found Apr 15, 2024, 9:30 PM. Boston Logan International to Porto from $516.Return flights from Boston BOS to Lisbon LIS with Delta If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $517 to $1,468, it’s easy to find a flight that suits your budget.Cheapest flights to Portugal from Boston. Boston to Lisbon from $354. Price found Apr 14, 2024, 8:53 AM. Boston to Ponta Delgada from $480. Price found Apr 15, 2024, 9:30 PM. Boston to Porto from $554.Cheap Flights from Boston to Porto (BOS-OPO) Prices were available within the past 7 days and start at $251 for one-way flights and $429 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Boston to Porto with no change fee on selected flights.

As Portugal's capital, part of Lisbon’s charm is its ease of getting around and its mix of tradition and trend-setting culture. Go Beyond the Flight to this scenic city with a flight + hotel getaway. And, start exploring sooner with daily nonstop Delta® flights from New York (JFK), plus seasonal daily nonstop service from Boston beginning ...

Boston - Milan. Boston - Copenhagen. Boston - Vienna. Boston - Budapest. Boston - Athens. Find the best flights and travel deals from Boston to Lisbon. We know your time is precious. With KLM you know you can make the most of it!Return flights from Boston BOS to Lisbon LIS with Virgin Atlantic If you’re planning a round trip, booking return flights with Virgin Atlantic is usually the most cost-effective option. With airfares ranging from $771 to $771, it’s easy to find a flight that suits your budget.Direct. Wed, Jun 19 LIS – FCO with Ryanair. Direct. from $77. Lisbon.$84 per passenger.Departing Tue, Aug 27, returning Tue, Sep 17.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from Rome Fiumicino on Tue, Aug 27, arriving in Lisbon.Inbound direct flight with Ryanair departing from Lisbon on Tue, Sep …Boston, MA (BOS) Lisbon, PT (LIS) $823. Thu, 5/23 - Mon, 6/3 . Multiple Airlines - 1 Stop, Roundtrip, Economy. Luanda, AO (LAD) Lisbon, PT (LIS) $826. Tue, 4/23 - Sat, 5/4 . ... Tourists who have purchased cheap airfare to Lisbon will find the Feira da Ladra flea market the ideal place to visit. Tourists may wish to purchase a Lisbon Shopping ...Each day, there are between 3 and 4 nonstop flights that take off from Lisbon and land in Boston, with an average flight time of 7h 31m. The most common departure time is 5:00 p.m. and most flights take off in the morning.Business Class. $809. Lisbon. Search and compare business class flight deals to Lisbon. Fly from Newark from $2,243, from New York from $2,243, from Washington, D.C. from $2,459. Book your business class tickets to Lisbon.Take a look at the list of non stop flights and flights with layovers from Boston to Lisbon with the lowest price of $226. The fastest direct flight takes 6h 15m and the fastest connecting – 8h 15m. *Departure and arrival times - local.Airfares from $277 One Way, $353 Round Trip from Lisbon District to Boston. Prices starting at $353 for return flights and $277 for one-way flights to Boston were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Fri, Apr 26 - Sun, Apr 28. LIS. Lisbon.

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The two airlines most popular with KAYAK users for flights from New York to Lisbon are Delta and United Airlines. With an average price for the route of $891 and an overall rating of 8.0, Delta is the most popular choice. United Airlines is also a great choice for the route, with an average price of $949 and an overall rating of 7.4.Portland, OR (PDX) Cheap flights to Lisbon airport starting at $599 Roundtrip. Compare the best deals and lowest prices to find your next flight to Lisbon (LIS) on Airfarewatchdog.Airfares from $271 One Way, $358 Round Trip from Boston to Lisbon District. Prices starting at $358 for return flights and $271 for one-way flights to Lisbon District were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Sun, Jan 12 - Fri, …Hong Kong to Lisbon 14-Jan to 20-Jan $521. Singapore to Lisbon 21-Jan to 6-Feb $782. Atlanta to Lisbon 27-Feb to 5-Mar $625. Madrid to Lisbon 13-Jan to 20-Jan $62. Barcelona, Spain to Lisbon 22-Feb to 26-Feb $84. Dubai to Lisbon 20-Jan to 29-Jan $551. Boston to Lisbon 12-Jan to 19-Jan $467.Cheap Flights from Boston to Porto (BOS-OPO) Prices were available within the past 7 days and start at $251 for one-way flights and $429 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Boston to Porto with no change fee on selected flights.Find flights to Boston BOS from $39. Fly from the United States on JetBlue, Delta & more. Miami from $39; Dallas from $56; Washington, D.C. from $65 | KAYAK. ... If you’re looking for cheap airfare to Boston, 25% of our users found tickets to Boston for the following prices or less: From New York John F Kennedy Intl Airport $98 one-way - $409 ...Looking for cheap flights to Lisbon (LIS)? Book hundreds of Lisbon flights with confidence. ... Save money by comparing multiple airlines within our website and choosing the lowest fare. Close[x] Need help booking? Our agents are ready! Call us 24/7 at 1-646-738-4820. Hawaiian Airlines ... Flights from Boston to Lisbon The total flight time from Boston to Lisbon is approximately 6 hours and 30 minutes. The total distance is 3190 miles/5130 km. Find cheap flights from Boston to Lisbon from C$ 595. Return. 1 adult. Economy. 0 bags. Fri 17/5. Fri 24/5. Search. Nonstop flights only. Search hundreds of travel sites at once … ….

Look no more, for you’re at the right place. Book cheap flights from Boston to Lisbon on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab BOS to LIS flight deals and save big!Hong Kong to Lisbon 14-Jan to 20-Jan $521. Singapore to Lisbon 21-Jan to 6-Feb $782. Atlanta to Lisbon 27-Feb to 5-Mar $625. Madrid to Lisbon 13-Jan to 20-Jan $62. Barcelona, Spain to Lisbon 22-Feb to 26-Feb $84. Dubai to Lisbon 20-Jan to 29-Jan $551. Boston to Lisbon 12-Jan to 19-Jan $467.Amazing SATA International-Azores Airlines S.A. BOS to LIS Flight Deals. The cheapest flights to Humberto Delgado found within the past 7 days were $587 round trip and $271 one way. Prices and availability subject to change.In United States there are several airports with flights to Lisbon (8 in total). From Boston, you can fly non-stop with Delta (SkyTeam) or TAP ... For example, the possibility to fly with a different airline or alliance, or finding a cheaper airfare. In total there are two alternative airports to Lisbon (LIS) within a range of 125 miles (200 km ...The two airlines most popular with KAYAK users for flights from Boston to Lisbon are Delta and United Airlines. With an average price for the route of $1,136 and an overall rating of 8.0, Delta is the most popular choice. United Airlines is also a great choice for the route, with an average price of $1,122 and an overall rating of 7.4.JOSEPH) to Lisbon (LIS) $1583. Airfares from Manchester (MANCHESTER MUNICIPAL) to Lisbon (LIS) $2350. Airfares from Cork (CORK) to Lisbon (LIS) $2544. Airfares from Burlington (BURLINGTON INTL) to Lisbon (LIS) $5149. View how prices vary over time for flights from Boston to Lisbon and get the best prices.Airfares from $277 One Way, $353 Round Trip from Lisbon District to Boston. Prices starting at $353 for return flights and $277 for one-way flights to Boston were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Fri, Apr 26 - Sun, Apr 28. LIS. Lisbon.All flights from BOS to LIS non-stop. There are direct flights from General Edward Lawrence Logan International, Massachusetts, USA to Lisbon Airport (LIS), Portugal every day of the week with TAP Portugal and Delta Air Lines. The flight distance is 3202 miles and the trip usually takes about 6 hours and 25 minutes. BOS.Find cheap flights from Boston to Lisbon from C$ 595. Return. 1 adult. Economy. 0 bags. Fri 17/5. Fri 24/5. Search. Nonstop flights only. Search hundreds of travel sites at once … Boston lisbon airfare, Compare and Book Boston to Lisbon flight deals with Air Europa. Get best value for your money and enjoy high quality service, entertainment and WiFi on board. Fly from Boston to Lisbon (BOS - LIS) with Air Europa to save money., Nonstop flight is 10h 55m. The time difference between Boston and Lisbon is 5h. The cheapest flight by JetBlue that our users were able to find is $239. This airfare is economy class on one-way B62579 flight for November 28, 2020 leaving Logan in Boston at 5:00 pm, it includes all taxes and additional fees. , The two airlines most popular with KAYAK users for flights from New York to Lisbon are Delta and United Airlines. With an average price for the route of $891 and an overall rating of 8.0, Delta is the most popular choice. United Airlines is also a great choice for the route, with an average price of $949 and an overall rating of 7.4., Hong Kong to Lisbon 14-Jan to 20-Jan $521. Singapore to Lisbon 21-Jan to 6-Feb $782. Atlanta to Lisbon 27-Feb to 5-Mar $625. Madrid to Lisbon 13-Jan to 20-Jan $62. Barcelona, Spain to Lisbon 22-Feb to 26-Feb $84. Dubai to Lisbon 20-Jan to 29-Jan $551. Boston to Lisbon 12-Jan to 19-Jan $467., Portland, OR (PDX) Cheap flights to Lisbon airport starting at $599 Roundtrip. Compare the best deals and lowest prices to find your next flight to Lisbon (LIS) on Airfarewatchdog., Planning a trip to Lisbon? Find flight deals to Lisbon (LIS) with Air Canada, certified with a four-star ranking by Skytrax. ... Fare Type. Departure. Price. From Toronto (YYZ) To Lisbon (LIS) Round-trip / Economy: Mar 06, 2025 - Mar 23, 2025: ... From Boston (BOS) To Lisbon (LIS) Round-trip / Economy: Nov 22, 2024 - Dec 02, 2024: 140,000 pts ..., Search and compare airfare from 1000+ airlines and travel sites to get the cheapest flights from the United States to Lisbon with momondo. ... BOS 9:10 pm Boston Logan Intl. $471. Find similar. Royal Air Maroc. Oct 14. IAD 9:05 pm Washington, D.C. Dulles Intl. 15h 35m., Airfares from $277 One Way, $353 Round Trip from Lisbon District to Boston. Prices starting at $353 for return flights and $277 for one-way flights to Boston were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Fri, Apr 26 - Sun, Apr 28. LIS. Lisbon., There are 2 airlines that fly nonstop from Boston to Lisbon. They are Delta and TAP AIR PORTUGAL. The cheapest airline for this route is TAP AIR PORTUGAL, with the best one-way deal found costing $403. On average, the best prices for this route can be found at TAP AIR PORTUGAL., Book one-way Aer Lingus flights from Boston BOS to Lisbon LIS. A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Aer Lingus flight from Boston to Lisbon costs ..., Based on KAYAK searches from the last 72 hours, if you fly from Boston, you should have a good chance of getting the best deal to Lisbon as it was the cheapest place to fly …, Book cheap Lisbon to Boston International tickets at MakeMyTrip USA. Get best deals, Lowest airfare ticket booking from Lisbon to Boston air travel route. Check flight reservation status, schedules of Lisbon to Boston flight ticket online., Cheap Flights from New York to Lisbon (JFK-LIS) Prices were available within the past 7 days and start at $279 for one-way flights and $493 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from New York to Lisbon with no change fee on selected flights., Last year, I got an email alert on a $378 roundtrip fare from Boston to Lisbon with TAP Air Portugal. ... United operates more than 4,500 flights across five continents. A typical roundtrip fare from Chicago to Lisbon with United is priced around $522. United’s hubs in cities like Chicago, Denver, Houston, and San Francisco make it a ..., American Airlines flights. Flights to Portugal. Flights to Lisbon. Find low-fare American Airlines flights to Lisbon. Enjoy our travel experience and great prices. Book the lowest fares on Lisbon flights today!, Find flights to Boston from $245. Fly from Lisbon on Aer Lingus, Vueling, TAP AIR PORTUGAL and more. Search for Boston flights on KAYAK now to find the best deal., Learn where and how you can book cheap flight from Boston to Lisbon, Portugal for $488 roundtrip. ... Airfare Spot. Travel is affordable! Trending. Hawaii Sale from Alaska Airlines; fares from $99 one-way; Flash Sale via Hawaiian Airlines! Flights to Hawai‘i Main Cabin Basic fares starting at $82 one-way. Fall sale via Southwest; 40% off base ..., Search and compare airfare from 1000+ airlines and travel sites to get the cheapest flights from the United States to Lisbon with momondo. ... BOS 9:10 pm Boston Logan Intl. $471. Find similar. Royal Air Maroc. Oct 14. IAD 9:05 pm Washington, D.C. Dulles Intl. 15h 35m., All flights from BOS to LIS non-stop. There are direct flights from General Edward Lawrence Logan International, Massachusetts, USA to Lisbon Airport (LIS), Portugal every day of the week with TAP Portugal and Delta Air Lines. The flight distance is 3202 miles and the trip usually takes about 6 hours and 25 minutes. BOS., Based on KAYAK searches from the last 72 hours, if you fly from Boston, you should have a good chance of getting the best deal to Lisbon as it was the cheapest place to fly …, Flight deals from Boston to Lisbon. Looking for a cheap last-minute deal or the best return flight from Boston to Lisbon? Find the lowest prices on one-way and return tickets right …, JOSEPH) to Lisbon (LIS) $1583. Airfares from Manchester (MANCHESTER MUNICIPAL) to Lisbon (LIS) $2350. Airfares from Cork (CORK) to Lisbon (LIS) $2544. Airfares from Burlington (BURLINGTON INTL) to Lisbon (LIS) $5149. View how prices vary over time for flights from Boston to Lisbon and get the best prices., Discover flights from Boston with Virgin Atlantic. With fares from $529, we offer a great choice of food, drinks and onboard entertainment & WiFi. ... Search latest fare. Boston (BOS) to. London (LON) 05/03/2024 - 05/08/2024. Starting from. $584* Seen: 9 hours ago. Round trip / Economy. Search latest fare. Boston (BOS) to. Delhi (DEL), Book Cheap Boston to Lisbon with British Airways Flights - offers best deals on Boston to Lisbon flight booking. Lowest airfare @Rs 50795., Which airlines provide the cheapest flights from Boston to Venice? In the last 72 hours, the cheapest one-way ticket from Boston to Venice found on KAYAK was with Vueling for $290. PLAY proposed a round-trip connection from $468 and Vueling from $522., Feb 5, 2024 · Which airlines provide the cheapest flights from Boston to Lisbon? The cheapest return flight ticket from Boston to Lisbon found by KAYAK users in the last 72 hours was for £319 on PLAY, followed by United Airlines (£442). One-way flight deals have also been found from as low as £600 on Azores Airlines and from £714 on TAP AIR PORTUGAL. , Flights to Lajes, Azores. $504. Flights to Pico Island, Azores. $482. Flights to Ponta Delgada, Azores. View more. Find flights to Azores from $225. Fly from Boston on TAP AIR PORTUGAL, Azores Airlines and more. Search for Azores flights on …, Direct (non-stop) flights from Boston to Lisbon. All flight schedules from General Edward Lawrence Logan International , Massachusetts , USA to Lisbon Airport, Portugal . This route is operated by 2 airline (s), and the flight time is 7 hours and 25 minutes. The distance is 3202 miles., What is the cheapest flight from Boston to Lisbon? In the last 3 days, the lowest price for a flight from Boston to Lisbon was $249 for a one-way ticket and $517 for a round-trip. Do I need a passport to fly between …, Flights to Lisbon. See flights from Lisbon. Miami - Lisbon Found 48 h 7 min From $ 614. Dallas - Lisbon Found 66 h 16 min From $ 618. San Francisco - Lisbon 83 h 16 min $ 647. New York - Lisbon 38 h 10 min $ 784. Los Angeles - Lisbon 12 h 2 min $ 786., OneTravel offers cheap airfares that help you save on airline tickets. Book your Lisbon to Boston flights with OneTravel and save money like never before. No matter whether you are making a personal trip or going for an official conference, whatever is the reason of travel, we are a one-stop website for all kinds of travel., Apr 12, 2024 · Airfares from $271 One Way, $358 Round Trip from Boston to Lisbon District. Prices starting at $358 for return flights and $271 for one-way flights to Lisbon District were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Sun, Jan 12 - Fri, Feb 7. BOS. , Flight deals from Boston to Lisbon. Looking for a cheap last-minute deal or the best return flight from Boston to Lisbon? Find the lowest prices on one-way and return tickets right …