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Cheap flights from Boston to Lisbon from C$ 499

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LIS
22 ene. — 29 ene.1
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 Wednesday or Saturday and return on a Tuesday

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 enero 2025.

Round-trip from

C$ 710

One-way from

C$ 499

Popular in

June

Cheapest in

February

Average price

C$ 926
Azores Airlines
  • Azores Airlines
  • 28/2-7/3
  • 2 total stops
  • 37h 00m total
  • Boston to Lisbon
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KLM
  • KLM
  • 16/3
  • Nonstop
  • 6h 20m 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 enero 2025.

dom. 26/110:50 p.m.BOS - LIS
Nonstop6h 25mMultiple Airlines
mié. 26/210:05 p.m.LIS - BOS
1 stop28h 35mMultiple Airlines
Deal found 16/1C$ 687
dom. 26/19:20 p.m.BOS - LIS
1 stop14h 35mAzores Airlines
mié. 26/25:50 p.m.LIS - BOS
1 stop31h 15mAzores Airlines
Deal found 16/1C$ 710
jue. 20/210:50 p.m.BOS - LIS
Nonstop6h 25mTAP AIR PORTUGAL
vie. 28/25:15 p.m.LIS - BOS
Nonstop7h 50mTAP AIR PORTUGAL
Deal found 16/1C$ 759
mar. 18/310:50 a.m.BOS - LIS
1 stop18h 30mUnited Airlines
mar. 25/311:00 a.m.LIS - BOS
2 stops33h 13mUnited Airlines
Deal found 16/1C$ 839
lun. 17/36:45 p.m.BOS - LIS
2 stops19h 10mScandinavian Airlines
mié. 2/47:10 a.m.LIS - BOS
1 stop13h 25mScandinavian Airlines
Deal found 16/1C$ 852
mar. 25/310:40 p.m.BOS - LIS
Nonstop6h 20mKLM
mar. 8/412:45 p.m.LIS - BOS
Nonstop7h 40mKLM
Deal found 16/1C$ 855
lun. 10/310:40 p.m.BOS - LIS
Nonstop6h 20mDelta
mié. 26/311:15 a.m.LIS - BOS
Nonstop7h 50mDelta
Deal found 16/1C$ 859
dom. 9/310:55 p.m.BOS - LIS
1 stop11h 40mSWISS
mar. 1/45:55 a.m.LIS - BOS
1 stop19h 00mSWISS
Deal found 16/1C$ 884
vie. 7/26:25 p.m.BOS - LIS
1 stop12h 45mBritish Airways
lun. 17/26:35 p.m.LIS - BOS
1 stop24h 25mBritish Airways
Deal found 16/1C$ 959
mar. 26/89:35 p.m.BOS - LIS
1 stop21h 00mTurkish Airlines
jue. 11/910:55 a.m.LIS - BOS
1 stop37h 45mTurkish Airlines
Deal found 16/1C$ 966
mié. 9/48:05 p.m.BOS - LIS
2 stops22h 25mLufthansa
jue. 17/46:15 a.m.LIS - BOS
1 stop16h 25mLufthansa
Deal found 15/1C$ 985
mar. 8/48:05 p.m.BOS - LIS
2 stops17h 55mBrussels Airlines
lun. 14/412:05 p.m.LIS - BOS
2 stops34h 35mBrussels Airlines
Deal found 16/1C$ 999

Find flights from Boston to Lisbon within your budget

Customize 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 629,999 searches. Data last updated 17 enero 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

vie. 28/2

9:20 p.m.-11:50 a.m.

1 stop9h 30m

Lisbon Humberto Delgado

vie. 7/3

9:35 p.m.-8:05 p.m.

1 stop27h 30m

C$ 710

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

jue. 20/2

10:50 p.m.-10:15 a.m.

Nonstop6h 25m

Lisbon Humberto Delgado

vie. 28/2

5:15 p.m.-8:05 p.m.

Nonstop7h 50m

C$ 759

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

vie. 28/2

9:20 p.m.-3:25 p.m.

2 stops37h 05m

Lisbon Humberto Delgado

vie. 7/3

9:35 p.m.-8:05 p.m.

1 stop27h 30m

C$ 793

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

mar. 18/3

10:50 a.m.-9:20 a.m.

1 stop18h 30m

Lisbon Humberto Delgado

mar. 25/3

11:00 a.m.-4:13 p.m.

2 stops33h 13m

C$ 839

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

lun. 17/3

6:45 p.m.-5:55 p.m.

2 stops19h 10m

Lisbon Humberto Delgado

mié. 2/4

7:10 a.m.-3:35 p.m.

1 stop13h 25m

C$ 852

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

mar. 25/3

10:40 p.m.-9:00 a.m.

Nonstop6h 20m

Lisbon Humberto Delgado

mié. 2/4

12:45 p.m.-3:25 p.m.

Nonstop7h 40m

C$ 855

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

lun. 10/3

10:40 p.m.-9:00 a.m.

Nonstop6h 20m

Lisbon Humberto Delgado

mar. 1/4

12:45 p.m.-3:25 p.m.

Nonstop7h 40m

C$ 859

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

dom. 9/3

10:55 p.m.-2:35 p.m.

1 stop11h 40m

Lisbon Humberto Delgado

mar. 1/4

5:55 a.m.-7:55 p.m.

1 stop19h 00m

C$ 884

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

vie. 7/2

6:25 p.m.-12:10 p.m.

1 stop12h 45m

Lisbon Humberto Delgado

lun. 17/2

6:35 p.m.-2:00 p.m.

1 stop24h 25m

C$ 959

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

jue. 6/3

8:40 p.m.-11:30 p.m.

1 stop21h 50m

Lisbon Humberto Delgado

vie. 28/3

6:10 a.m.-7:35 p.m.

1 stop17h 25m

C$ 966

Flights are sorted by cheapest round-trip 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 round-trip 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 round-trip flight from Boston to Lisbon. Price data was last updated on 10 January 2025.

The price you pay for your flight from Boston to Lisbon may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 C$ 482). Flying from Boston to Lisbon in July is currently the most expensive (average of C$ 803). 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 enero 2025.

It’s typically best to fly out from Boston to Lisbon in the morning. Doing so could potentially save you 26% on the flight price compared to flying at noon, 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 enero 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 mm 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 enero 2025.
Delta
8.0
Very good
8,511 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.6

Comfort

8.0

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
8,511 reviews
Delta
8.0
Very good
8,511 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.6

Comfort

8.0

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
8,511 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.6

Comfort

8.0

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
8,511 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.6

Comfort

8.0

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
823 reviews
Delta
8.0
Very good
8,511 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.6

Comfort

8.0

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?

    Booking a flight from Boston Logan Intl (BOS) to Lisbon Humberto Delgado (LIS) is your only option if you wish to fly from Boston to Lisbon. On a typical day, there are 3 flights from Logan Intl to Humberto Delgado, all of which are around 6h 20m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Logan Intl to Lisbon.

  • How popular is this Boston to Lisbon flight route?

    The Boston Logan Intl to Lisbon Humberto Delgado flight path was viewed by 26 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Azores Airlines, at C$ 710, was found to be the cheapest airline from Boston to Lisbon.Alternate airlines to your destination round-trip include TAP AIR PORTUGAL and United Airlines. Azores Airlines is currently priced 41% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with KLM, which is currently one of the cheapest options available, starting at C$ 499. United Airlines flights start at C$ 506 while deals on Virgin Atlantic start at C$ 507 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Lisbon on time: KLM (74%), Air France (74%), Delta (74%).

  • What are the cheapest flights from Boston to Lisbon?

    While on average a flight from Boston to Lisbon is generally C$ 509, our data shows the cheapest flight currently is C$ 341. When looking at the most popular route, (Boston Logan Intl - Lisbon Humberto Delgado), you can expect to pay C$ 1,115 for that flight.

  • 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 vacation 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 C$ 482). Flying from Boston to Lisbon in July is currently the most expensive (average of C$ 803). 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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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 629,999 searches. Data last updated 17 enero 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapestC$ 617AverageC$ 1,144FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

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

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

Cheapflights helps you find that perfect flight to Lisbon from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Lisbon from Boston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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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