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$371+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — BOS
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
1 adult, Economy
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Find cheap flights from Lisbon to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from Lisbon Humberto Delgado to Boston Logan Intl are usually found in February or March, booked 89 days in advance, depart on a Monday or Thursday 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 diciembre 4, 2025.

This Iberia deal was found by Cheapflights users on 12/3. 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.
mar. 12/166:30 amLIS - BOS
1 stop13h 45mIberia
jue. 1/2210:40 pmBOS - LIS
1 stop16h 45mIberia
Deal found 12/3$589
This American Airlines deal was found by Cheapflights users on 12/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/1411:05 amLIS - BOS
2 stops13h 49mAmerican Airlines
mié. 1/712:56 pmBOS - LIS
1 stop12h 59mAmerican Airlines
Deal found 12/2$591
This Rumbo deal was found by Cheapflights users on 12/2. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/258:55 amLIS - BOS
1 stop12h 42mBritish Airways
vie. 1/2311:10 amBOS - LIS
2 stops19h 55mBritish Airways
Deal found 12/2$599
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/249:05 pmLIS - BOS
1 stop28h 50mMultiple Airlines
dom. 1/49:25 pmBOS - LIS
2 stops43h 50mMultiple Airlines
Deal found 12/2$600
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/251:55 pmLIS - BOS
1 stop12h 00mMultiple Airlines
vie. 1/239:15 pmBOS - LIS
2 stops21h 00mMultiple Airlines
Deal found 12/2$601
This Finnair deal was found by Cheapflights users on 12/2. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2010:40 amLIS - BOS
1 stop12h 23mMultiple Airlines
mié. 1/217:15 pmBOS - LIS
1 stop11h 55mMultiple Airlines
Deal found 12/2$609
This AirNGo deal was found by Cheapflights users on 12/2. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/187:00 amLIS - BOS
1 stop14h 00mBritish Airways
mié. 2/412:56 pmBOS - LIS
2 stops20h 54mBritish Airways
Deal found 12/2$620
This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/65:15 pmLIS - BOS
Nonstop7h 55mTAP AIR PORTUGAL
dom. 12/710:45 pmBOS - LIS
Nonstop6h 30mTAP AIR PORTUGAL
Deal found 12/2$621
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/225:00 amLIS - BOS
1 stop13h 25mLufthansa
mié. 1/218:40 pmBOS - LIS
1 stop21h 50mLufthansa
Deal found 12/3$623
This Rumbo deal was found by Cheapflights users on 12/2. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/255:15 pmLIS - BOS
Nonstop7h 55mTAP AIR PORTUGAL
vie. 1/2310:45 pmBOS - LIS
Nonstop6h 30mTAP AIR PORTUGAL
Deal found 12/2$628
This Rumbo deal was found by Cheapflights users on 12/3. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/1611:50 amLIS - BOS
Nonstop7h 55mTAP AIR PORTUGAL
jue. 1/226:05 pmBOS - LIS
Nonstop6h 30mTAP AIR PORTUGAL
Deal found 12/3$630

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 diciembre 4, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$587
(United Airlines)

One-way from

$371
(123 Milhas)

Popular in

July

Cheapest in

February

Average price

$687

Good round-trip deal

$608 or less

Good one-way deal

$457 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Boston Logan Intl flights.
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From Lisbon Humberto Delgado to Boston Logan Intl
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One-way flight from Lisbon Humberto Delgado to Boston Logan Intl
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Highest demand for flights based on searches. 13% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Lisbon Humberto Delgado to Boston Logan Intl.
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Price to beat on a one-way flight from Lisbon Humberto Delgado to Boston Logan Intl.
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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 diciembre 4, 2025.
Use the filters below to find and compare flights from Lisbon to Boston that are best for you.

Fly from

Lisbon

Fly to

Boston

Route

Depart

Return

Price

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

vie. 1/30

6:10 am-6:35 pm

1 stop17h 25m

Boston Logan Intl

vie. 2/6

1:30 pm-9:20 am

2 stops14h 50m

$592

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

jue. 1/15

6:10 am-6:02 pm

2 stops16h 52m

Boston Logan Intl

mié. 1/21

1:31 pm-9:20 am

2 stops14h 49m

$595

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

vie. 1/23

11:25 am-10:22 pm

2 stops15h 57m

Boston Logan Intl

jue. 1/29

1:00 pm-11:20 am

2 stops17h 20m

$598

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

lun. 5/18

12:45 pm-3:10 pm

Nonstop7h 25m

Boston Logan Intl

mié. 5/27

8:25 pm-2:35 pm

1 stop13h 10m

$601

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

sáb. 12/20

10:40 am-6:03 pm

1 stop12h 23m

Boston Logan Intl

mié. 1/21

7:15 pm-12:10 pm

1 stop11h 55m

$609

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

lun. 3/2

11:40 am-2:35 pm

Nonstop7h 55m

Boston Logan Intl

mié. 3/25

7:05 pm-5:35 am

Nonstop6h 30m

$615

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

sáb. 1/17

9:30 pm-8:55 pm

1 stop28h 25m

Boston Logan Intl

sáb. 1/24

6:05 pm-5:35 am

Nonstop6h 30m

$625

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

mar. 3/10

11:50 am-3:45 pm

Nonstop7h 55m

Boston Logan Intl

mar. 3/17

7:05 pm-5:35 am

Nonstop6h 30m

$629

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

vie. 1/23

5:00 am-1:35 pm

1 stop13h 35m

Boston Logan Intl

mié. 2/18

8:40 pm-11:30 pm

1 stop21h 50m

$630

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

vie. 2/13

5:00 am-5:21 pm

2 stops17h 21m

Boston Logan Intl

sáb. 2/21

11:51 am-10:15 am

2 stops17h 24m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 22 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Thrive TravelPrice Accuracy3 starsTrust Score*1 star

*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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Lisbon-Boston flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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?

Use this chart to determine the optimal time to book a round-trip flight from Lisbon to Boston. Price data was last updated on November 28, 2025.

The best time to book flights from Lisbon to Boston is 89 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, July is the cheapest month in which you can book a flight from Lisbon to Boston (average of $327). Flying from Lisbon to Boston in October is currently the most expensive (average of $535). 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 diciembre 4, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 42% on flights from Lisbon to Boston by exploring options for tickets at noon.

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
Airports
LIS

Expect long lines at immigration for non-Schengen flights, especially in the morning and early afternoon.

Read more about LISby Ramsey Qubein
BOS

BOS offers rideshares and public transit for easy access to downtown Boston. Consider extra travel time due to unpredictable traffic.

Read more about BOSby Paul Rubio
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LIS

Ramsey Qubein

Ramsey Qubein

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

Paul Rubio

Paul Rubio

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 diciembre 4, 2025.
Read reviews from past customers who have flown Delta, KLM, and Virgin 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
8,010 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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
8,010 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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
7.7
Good
1,430 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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
675 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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
1,502 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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
2,081 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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 6 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 6 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 1 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 15h 57m. Fly via United Airlines 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 $499. Other airlines that can offer you cheap pricing are KLM, from $508, and Air France, from $513. 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 $248 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 (77%), Air France (77%), Delta( 77%).

  • What are the cheapest flights from Lisbon to Boston?

    The cheapest flight price from Lisbon to Boston is $415. On average you can expect to pay $1,205. The most popular route, (Lisbon Humberto Delgado - Boston Logan Intl), can usually be booked for $338.

  • 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, July is the cheapest month in which you can book a flight from Lisbon to Boston (average of $327). Flying from Lisbon to Boston in October is currently the most expensive (average of $535). 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
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Cranston
Lincoln
Lowell
Smithfield
Peabody
Brockton
Quincy
York Beach
Warwick
Londonderry
Swansea
Old Orchard Beach
Waltham
Chelsea

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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.
Porto to Boston flights
Ponta Delgada to Boston flights
Lisbon to Hartford flights
Funchal to Boston flights
Lisbon to Albany flights

Top 6 airlines flying from Lisbon to Boston

Discover the top 6 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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$499Average$682FlexibilityNo cancel feeOn-time70%
KLMCheapest$508Average$607FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$513Average$671FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$534Average$681FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$566Average$730FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$602Average$763FlexibilityNo cancel feeOn-time72%

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