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$382+ Cheap flights from Lisbon (LIS) to Boston (BOS)

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — BOS
May 23 — May 301
Sat 5/23
Sat 5/30
1 adult, Economy
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Find cheap flights from Lisbon to Boston with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Lisbon Humberto Delgado to Boston Logan Intl are usually found in March or November, booked 50 days in advance, depart on a Friday or Wednesday and return on a Monday

Cheap flight deals from Lisbon to Boston

Cheapest flights from Lisbon to Boston
Explore the most affordable flight options available from Lisbon to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.

This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:45 pm
LIS
-
BOS
Nonstop7h 30m
Delta
Mon 5/115:10 pm
BOS
-
LIS
1 stop10h 40m
Delta
Deal found 4/20$543
This KLM deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:45 pm
LIS
-
BOS
Nonstop7h 30m
KLM
Sat 5/3011:25 pm
BOS
-
LIS
Nonstop6h 20m
KLM
Deal found 4/23$545
This KLM deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:45 pm
LIS
-
BOS
Nonstop7h 29m
KLM
Thu 6/1111:25 pm
BOS
-
LIS
Nonstop6h 20m
KLM
Deal found 4/20$546
This Virgin Atlantic deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:45 pm
LIS
-
BOS
Nonstop7h 36m
Virgin Atlantic
Wed 5/611:25 pm
BOS
-
LIS
Nonstop6h 20m
Virgin Atlantic
Deal found 4/20$547
This Iberia deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:20 pm
LIS
-
BOS
1 stop31h 45m
Iberia
Tue 10/2711:40 pm
BOS
-
LIS
1 stop13h 15m
Iberia
Deal found 4/19$551
This LEVEL deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2210:10 pm
LIS
-
BOS
1 stop27h 55m
LEVEL
Sat 5/3010:50 pm
BOS
-
LIS
1 stop13h 20m
LEVEL
Deal found 4/20$553
This Iberia deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/309:15 pm
LIS
-
BOS
1 stop29h 00m
Iberia
Wed 7/811:00 pm
BOS
-
LIS
1 stop16h 35m
Iberia
Deal found 4/19$557
This Iberia deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:15 pm
LIS
-
BOS
1 stop29h 00m
Iberia
Wed 9/2311:00 pm
BOS
-
LIS
1 stop14h 25m
Iberia
Deal found 4/20$561
This KLM deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:55 am
LIS
-
BOS
1 stop11h 35m
KLM
Thu 5/711:25 pm
BOS
-
LIS
Nonstop6h 20m
KLM
Deal found 4/21$566
This Iberia deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:15 pm
LIS
-
BOS
1 stop29h 00m
Iberia
Sun 9/2011:50 pm
BOS
-
LIS
1 stop12h 20m
Iberia
Deal found 4/20$567
This Iberia deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:15 pm
LIS
-
BOS
1 stop29h 00m
Iberia
Wed 9/2311:00 pm
BOS
-
LIS
1 stop14h 25m
Iberia
Deal found 4/20$568

Find flight deals from Lisbon to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Boston (BOS). 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 April 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$543
(KLM)

One-way from

$382
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$688

Good round-trip deal

$544 or less

Good one-way deal

$610 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Boston Logan Intl flights.
Search Deals
From Lisbon Humberto Delgado to Boston Logan Intl
Search Deals
One-way flight from Lisbon Humberto Delgado to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Lisbon Humberto Delgado to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Lisbon Humberto Delgado to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to Boston 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 2,558,603 searches. Data last updated April 23, 2026.
Use the filters below to find and compare flights from Lisbon to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Thu 5/7

12:45 pm-3:15 pm

Nonstop7h 30m

Boston Logan Intl

Mon 5/11

11:25 pm-10:45 am

Nonstop6h 20m

$547
Quickest round-trip

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Wed 6/3

12:45 pm-3:14 pm

Nonstop7h 29m

Boston Logan Intl

Wed 6/17

11:25 pm-10:45 am

Nonstop6h 20m

$547

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Mon 5/25

12:45 pm-3:15 pm

Nonstop7h 30m

Boston Logan Intl

Mon 6/8

8:25 pm-2:35 pm

1 stop13h 10m

$548

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Wed 5/6

5:00 am-1:10 pm

1 stop13h 10m

Boston Logan Intl

Sat 5/30

7:00 pm-11:15 am

1 stop11h 15m

$648

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Mon 5/11

5:00 am-1:16 pm

1 stop13h 16m

Boston Logan Intl

Tue 5/26

7:00 pm-11:15 am

1 stop11h 15m

$648

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Thu 5/14

5:00 am-4:25 pm

1 stop16h 25m

Boston Logan Intl

Mon 5/18

11:25 pm-10:45 am

Nonstop6h 20m

$669

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Mon 5/18

11:55 am-6:30 pm

1 stop11h 35m

Boston Logan Intl

Mon 5/25

8:25 pm-2:35 pm

1 stop13h 10m

$679

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Mon 6/1

11:55 am-6:30 pm

1 stop11h 35m

Boston Logan Intl

Mon 6/15

11:25 pm-10:45 am

Nonstop6h 20m

$713

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Sun 5/10

12:45 pm-3:15 pm

Nonstop7h 30m

Boston Logan Intl

Sat 5/30

11:25 pm-10:45 am

Nonstop6h 20m

$730

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Thu 6/18

7:25 am-3:40 pm

1 stop13h 15m

Boston Logan Intl

Thu 10/1

10:40 am-9:20 am

1 stop17h 40m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Lisbon to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lisbon to Boston in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lisbon-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lisbon to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Lisbon 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.

Cheapflights Insights

Everything you need to know about your flight from Lisbon to Boston

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

The best time to book flights from Lisbon to Boston is 49 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 Lisbon to Boston?

Currently, March is the cheapest month in which you can book a flight from Lisbon to Boston (average of $603). Flying from Lisbon to Boston in July is currently the most expensive (average of $877). 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 LIS to BOS?

Find hourly flight availability from Lisbon to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 23, 2026.

When flying from Lisbon to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Lisbon to Boston?

The best insider tips for Lisbon to Boston flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Lisbon to Boston trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LIS

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated April 23, 2026.
Read reviews from past customers who have flown Delta,KLM, andVirgin Atlantic from Lisbon to Boston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,444 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,444 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.8
Good
1,508 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Virgin Atlantic
7.5
Good
687 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air France
7.4
Good
1,579 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
TAP AIR PORTUGAL
7.1
Good
2,219 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Lisbon to Boston. 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 Lisbon to Boston?

    Booking a flight from Lisbon Humberto Delgado (LIS) to Boston Logan Intl (BOS) is your only option if you wish to fly from Lisbon to Boston. On a typical day, there are 7 flights from Humberto Delgado to Logan Intl, all of which are around 7h 25m for a nonstop flight. You can also purchase a plane ticket from 5 airlines when you book a flight from Humberto Delgado to Boston.

  • How popular is this Lisbon to Boston flight route?

    This flight path from Lisbon Humberto Delgado to Boston Logan Intl was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Lisbon to Boston?

    There are many flights that can get you from Lisbon to Boston in 7h 30m. Fly via Virgin Atlantic, KLM, or Delta to get the fastest option. The distance between Lisbon and Boston is about 3182 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Lisbon to Boston round-trip from $516. Other airlines that can offer you cheap pricing are Virgin Atlantic, from $532, and Delta, from $537. You may be able to fly from Lisbon to Boston for 27% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $219 on LEVEL. Other airlines that offer cheap prices include LEVEL from $230 and Vueling from $255 one-way.

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

    Before booking your flight to Boston from Lisbon, check out the most reliable airlines to get you to your destination on time: KLM (80%), Air France (80%), Delta( 80%).

  • What are the cheapest flights from Lisbon to Boston?

    The cheapest flight price from Lisbon to Boston is $462. On average you can expect to pay $1,538. The most popular route, (Lisbon Humberto Delgado - Boston Logan Intl), can usually be booked for $524.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lisbon to Boston 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 Lisbon to Boston?

    Currently, March is the cheapest month in which you can book a flight from Lisbon to Boston (average of $603). Flying from Lisbon to Boston in July is currently the most expensive (average of $877). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Concord
Hampton Beach
Watertown
Brockton
Seekonk
Cranston
Chelsea
Warwick
Peabody
Seabrook
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
Waltham
Lowell
Braintree

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Lisbon to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Ponta Delgada to Boston flights
Porto to Boston flights
Lisbon to Hartford flights
Funchal to Boston flights
Lisbon to Albany flights

Top 5 airlines flying from Lisbon to Boston

Discover the top 5 airlines that operate flights from Lisbon to Boston. 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 2,558,603 searches. Data last updated April 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$516Average$731FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$532Average$701FlexibilityNo cancel feeOn-time72%
DeltaCheapest$537Average$782FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$548Average$698FlexibilityNo cancel feeOn-time77%
KLMCheapest$618Average$720FlexibilityNo cancel feeOn-time75%

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