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Cheap flights from Boston to Lisbon from £302

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LIS
22 Jan — 29 Jan1
1 adult

The best prices from Boston Logan Intl to Lisbon Humberto Delgado are usually found in February or January, booked 87 days in advance, depart on a Thursday or Monday and return on a Thursday

Cheap flight deals from Boston to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 January 2025.

Round-trip from

£393

One-way from

£302

Popular in

June

Cheapest in

February

Average price

£527
6/2-10/2
  • 6/2-10/2
  • 4 total stops
  • 47h 25m total
  • Boston to Lisbon
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United Airlines
  • United Airlines
  • 15/3
  • 2 total stops
  • 21h 45m total
  • Boston to Lisbon
Search Deals
High demand for flights, 22% potential price rise
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Best time to find cheap flights, 4% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Boston to Lisbon

Cheapest flights from Boston to Lisbon
Explore the most affordable flight options available from Boston to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Thu 6/218:20BOS - LIS
2 stops22h 55mMultiple Airlines
Mon 10/221:30LIS - BOS
2 stops24h 30mMultiple Airlines
Deal found 17/1£393
Thu 20/222:50BOS - LIS
Nonstop6h 25mTAP AIR PORTUGAL
Fri 28/217:15LIS - BOS
Nonstop7h 50mTAP AIR PORTUGAL
Deal found 16/1£432
Tue 11/215:40BOS - LIS
1 stop12h 40mUnited Airlines
Tue 18/211:00LIS - BOS
2 stops33h 09mUnited Airlines
Deal found 17/1£478
Mon 17/318:45BOS - LIS
2 stops19h 10mScandinavian Airlines
Wed 2/407:10LIS - BOS
1 stop13h 25mScandinavian Airlines
Deal found 16/1£485
Wed 26/219:18BOS - LIS
Nonstop6h 17mKLM
Wed 12/311:15LIS - BOS
Nonstop7h 50mKLM
Deal found 16/1£487
Mon 10/322:40BOS - LIS
Nonstop6h 20mDelta
Wed 26/311:15LIS - BOS
Nonstop7h 50mDelta
Deal found 16/1£489
Sun 23/221:36BOS - LIS
Nonstop6h 19mVirgin Atlantic
Tue 4/311:15LIS - BOS
Nonstop7h 54mVirgin Atlantic
Deal found 17/1£490
Sun 9/322:55BOS - LIS
1 stop11h 40mSWISS
Tue 1/405:55LIS - BOS
1 stop19h 00mSWISS
Deal found 16/1£503
Mon 30/620:05BOS - LIS
1 stop20h 45mLufthansa
Tue 14/1006:15LIS - BOS
1 stop16h 25mLufthansa
Deal found 17/1£522
Wed 12/220:00BOS - LIS
1 stop38h 00mTurkish Airlines
Tue 4/311:35LIS - BOS
1 stop35h 30mTurkish Airlines
Deal found 16/1£530
Tue 8/420:05BOS - LIS
2 stops17h 55mBrussels Airlines
Mon 14/412:05LIS - BOS
2 stops34h 35mBrussels Airlines
Deal found 16/1£569
Sun 2/321:36BOS - LIS
Nonstop6h 19mAir France
Sun 9/305:30LIS - BOS
1 stop16h 05mAir France
Deal found 16/1£582

Find flights from Boston to Lisbon within your budget

Customise your flight search to find flights from Boston to Lisbon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 January 2025.

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Fly to

Any airport

Route

Depart

Return

Price

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 6/2

18:20-22:15

2 stops22h 55m

Lisbon Humberto Delgado

Mon 10/2

21:30-17:00

2 stops24h 30m

£393

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 20/2

22:50-10:15

Nonstop6h 25m

Lisbon Humberto Delgado

Fri 28/2

17:15-20:05

Nonstop7h 50m

£432

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Tue 11/2

15:40-09:20

1 stop12h 40m

Lisbon Humberto Delgado

Tue 18/2

11:00-15:09

2 stops33h 09m

£478

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 17/3

18:45-17:55

2 stops19h 10m

Lisbon Humberto Delgado

Wed 2/4

18:25-15:35

1 stop26h 10m

£485

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Wed 26/2

19:18-06:35

Nonstop6h 17m

Lisbon Humberto Delgado

Wed 12/3

11:15-15:05

Nonstop7h 50m

£487

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 10/3

22:40-09:00

Nonstop6h 20m

Lisbon Humberto Delgado

Tue 1/4

12:45-15:25

Nonstop7h 40m

£489

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sun 23/2

21:36-08:55

Nonstop6h 19m

Lisbon Humberto Delgado

Tue 4/3

11:15-14:09

Nonstop7h 54m

£490

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sun 9/3

22:55-14:35

1 stop11h 40m

Lisbon Humberto Delgado

Tue 1/4

05:55-19:55

1 stop19h 00m

£503

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 30/6

20:05-21:50

1 stop20h 45m

Lisbon Humberto Delgado

Tue 14/10

06:15-17:40

1 stop16h 25m

£522

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Wed 12/2

20:00-15:00

1 stop38h 00m

Lisbon Humberto Delgado

Mon 3/3

16:00-18:05

1 stop31h 05m

£530

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 28 results
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Best time to book a flight from Boston to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Boston with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Boston to Lisbon

Get recent, data-driven insights about flights from Boston to Lisbon including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Boston to Lisbon?

Use this chart to determine the optimal time to book a return flight from Boston to Lisbon. Price data was last updated on 10 January 2025.

The best time to book flights from Boston to Lisbon is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Boston to Lisbon (average of £101). Flying from Boston to Lisbon in August is currently the most expensive (average of £274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to LIS?

Find hourly flight availability from Boston to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

It’s typically best to fly out from Boston to Lisbon at midday. Doing so could potentially save you 30% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Boston to Lisbon

Explore weekly flight availability from Boston to Lisbon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 January 2025.

The most flights from BOS to LIS are scheduled on a Thursday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lisbon ranges from 6.0 - 122.0 inches per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Lisbon when rainfall is around 6.0 mm.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated 17 January 2025.
Read reviews from past customers who have flown British Airways and TAP AIR PORTUGAL from Boston to Lisbon. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,513 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Cathay Pacific
7.5
Good
826 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,598 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Boston to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Boston to Lisbon?

    To fly from Boston to Lisbon, you need to book a flight from Logan Intl (BOS) to Humberto Delgado (LIS). Nonstop flights to Lisbon Humberto Delgado from Boston Logan Intl take 6h 20m on average. When it comes time to book airfare, you have a few options: there are 3 outbound flights from Logan Intl to Humberto Delgado offered by 1 airline.

  • How popular is this Boston to Lisbon flight route?

    Within the past month, 13 users have taken a look at flights from Boston Logan Intl to Lisbon Humberto Delgado.

  • What are the cheapest airlines flying from Boston to Lisbon round-trip?

    Our cheapest airline available from Boston to Lisbon is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as £432 on this airline. Additional options worth looking into are United Airlines and Scandinavian Airlines, starting at £478 and £485 round-trip. TAP AIR PORTUGAL is 37% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Boston to Lisbon one-way?

    One-way options have recently been found by users for as low as £302 on United Airlines. Other airlines that offer cheap prices include KLM from £304 and SWISS from £305 one-way.

  • What are the most reliable airlines from Boston to Lisbon?

    Consider KLM (74%), Air France (74%) or Delta (74%) when booking your flight. These represent the most reliable airlines when flying from Boston to Lisbon.

  • Can I find deals for flights from Boston to Lisbon that include hotel bookings?

    Yes. In addition to deals on Boston to Lisbon flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Boston to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Lisbon.

  • Can I find deals for business class flights from Boston to Lisbon?

    Yes. Cheapflights offers flight deals from Boston to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Boston to Lisbon (average of £101). Flying from Boston to Lisbon in August is currently the most expensive (average of £274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
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Estoril
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Figueira da Foz
Peniche

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Top airline flying from Boston to Lisbon

Discover the top airline that operate flights from Boston to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£331Average£842FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Boston to Lisbon?

Deals for Boston to Lisbon flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Boston to Lisbon?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Lisbon from Boston.

Can Cheapflights find flights from Boston to Lisbon with no change fees?

Need flexible booking options for your flight to Lisbon from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Lisbon become cheaper?

Not ready to book yet? You can track prices for flights from Boston to Lisbon on Cheapflights with our Price Alert feature and get notified when better prices are available.

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