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$176+ Cheap flights from Boston (BOS) to Europe

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
déc. 20 — déc. 271
sam. 12/20
sam. 12/27
1 adult, Economy
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Cheapest flights from Boston to Europe
Explore the most affordable flight options available from Boston to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembre 20, 2025.

This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/1910:15 amBOS - DUB
2 stops20h 50mMultiple Airlines
dim. 11/239:00 amDUB - BOS
1 stop14h 02mMultiple Airlines
Deal found 11/18$347
This Delta deal was found by Cheapflights users on 11/18. 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.
jeu. 11/2710:20 pmBOS - DUB
Nonstop6h 00mDelta
mer. 12/311:30 amDUB - BOS
Nonstop7h 10mDelta
Deal found 11/18$348
This Delta deal was found by Cheapflights users on 11/17. 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.
mar. 12/210:05 pmBOS - DUB
Nonstop6h 15mDelta
lun. 12/811:30 amDUB - BOS
Nonstop7h 10mDelta
Deal found 11/17$349
This Air Canada deal was found by Cheapflights users on 11/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 11/285:30 amBOS - DUB
2 stops20h 40mAir Canada
ven. 12/129:00 amDUB - BOS
2 stops29h 32mAir Canada
Deal found 11/19$350
This Mytrip deal was found by Cheapflights users on 11/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/185:30 amBOS - DUB
2 stops20h 40mMultiple Airlines
mar. 11/2512:55 pmDUB - BOS
1 stop12h 25mMultiple Airlines
Deal found 11/17$351
This CrystalTravel deal was found by Cheapflights users on 11/20. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 12/77:50 pmBOS - DUB
1 stop9h 25mIcelandair
jeu. 12/1111:30 amDUB - BOS
1 stop11h 20mIcelandair
Deal found 11/20$352
This KLM deal was found by Cheapflights users on 11/18. 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.
ven. 12/55:00 pmBOS - DUB
1 stop10h 45mMultiple Airlines
lun. 12/811:30 amDUB - BOS
Nonstop7h 10mMultiple Airlines
Deal found 11/18$353
This Finnair deal was found by Cheapflights users on 11/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/64:10 pmBOS - DUB
1 stop11h 30mMultiple Airlines
ven. 12/1211:30 amDUB - BOS
1 stop10h 55mMultiple Airlines
Deal found 11/20$354
This Air Canada deal was found by Cheapflights users on 11/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/410:40 amBOS - DUB
2 stops15h 30mMultiple Airlines
dim. 12/79:00 amDUB - BOS
2 stops17h 27mMultiple Airlines
Deal found 11/19$355
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/245:30 amBOS - DUB
1 stop23h 50mUnited Airlines
dim. 11/309:00 amDUB - BOS
1 stop29h 57mUnited Airlines
Deal found 11/17$356
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/195:30 amBOS - DUB
2 stops21h 00mUnited Airlines
mer. 11/269:00 amDUB - BOS
1 stop14h 02mUnited Airlines
Deal found 11/17$358
This Delta deal was found by Cheapflights users on 11/17. 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.
dim. 11/3010:20 pmBOS - DUB
Nonstop6h 00mDelta
mar. 12/99:45 amDUB - BOS
1 stop12h 33mDelta
Deal found 11/17$359

Cheap flight deals from Boston to Europe

Keep the following information in mind while searching for Boston to Europe flight deals. Data was last updated novembre 20, 2025.

Round-trip from

$345
(Booking.com)

One-way from

$176
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$739

Good round-trip deal

$402 or less

Good one-way deal

$181 or less
From Boston Logan Intl to Europe
Search Deals
One-way flight from Boston Logan Intl to Europe
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Europe.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Europe.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Europe 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 novembre 20, 2025.
Use the filters below to find and compare flights from Boston to Europe that are best for you.

Fly from

Boston

Fly to

Europe

Route

Depart

Return

Price

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

dim. 12/7

9:15 am-7:45 am

1 stop17h 30m

Dublin

ven. 12/12

11:30 am-1:40 pm

Nonstop7h 10m

$348

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

mer. 1/7

12:45 pm-8:10 am

1 stop14h 25m

Dublin

mer. 1/14

9:00 am-12:12 pm

1 stop32h 12m

$348

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

lun. 3/2

10:15 pm-9:20 am

Nonstop6h 05m

Dublin

mer. 3/4

11:30 am-1:40 pm

Nonstop7h 10m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

mar. 12/2

10:05 pm-9:20 am

Nonstop6h 15m

Dublin

mer. 12/17

11:30 am-1:40 pm

Nonstop7h 10m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

dim. 11/30

10:20 pm-9:20 am

Nonstop6h 00m

Dublin

lun. 12/8

11:30 am-1:40 pm

Nonstop7h 10m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

mer. 3/4

5:07 pm-8:45 am

1 stop10h 38m

Dublin

dim. 3/8

11:30 am-2:40 pm

Nonstop7h 10m

$353

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

sam. 4/25

5:45 am-10:20 am

1 stop23h 35m

Dublin

sam. 5/2

9:50 am-10:03 am

1 stop29h 13m

$353

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

jeu. 12/4

2:55 pm-7:45 am

1 stop11h 50m

Dublin

ven. 12/12

11:30 am-1:40 pm

Nonstop7h 10m

$353

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

ven. 4/24

5:45 am-10:20 am

1 stop23h 35m

Dublin

sam. 5/2

9:50 am-10:03 am

1 stop29h 13m

$353

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

dim. 3/1

5:07 pm-8:45 am

1 stop10h 38m

Dublin

jeu. 3/5

11:30 am-1:40 pm

Nonstop7h 10m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Best time to book a flight from Boston to Europe

Have a flexible travel schedule? Discover the best time to fly to Europe 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.

Cheapflights Insights

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

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

Currently, November is the cheapest month in which you can book a flight from Boston to Europe (average of $238). Flying from Boston to Europe in June is currently the most expensive (average of $412). 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 EU?

Find hourly flight availability from Boston to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated novembre 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Europe in the evening. If you’re flexible enough to do this you can expect to save up to 3% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Boston to Europe?

Use this chart to determine the cheapest time to fly round-trip from Boston to Europe. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Europe flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated novembre 20, 2025.
Peruse reviews from past customers who have flown with Delta, Aer Lingus, and TAP AIR PORTUGAL from Boston to Europe to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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
8,002 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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.
Aer Lingus
7.2
Good
1,377 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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
2,070 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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.
Icelandair
7.0
Good
581 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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.
British Airways
6.7
Okay
7,533 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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 Boston to Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Europe?

    If you book a flight to Europe from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • How popular is this Boston to Europe flight route?

    This flight path from Boston Logan Intl to Europe was viewed by 41 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 Boston to Europe?

    Departing from Boston to Europe will take you 10h 10m. Boston and Europe are separated by a distance of 3437 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    One-way options have recently been found by users for as low as $189 on Delta. Other airlines that offer cheap prices include KLM from $189 and United Airlines from $194 one-way.

  • What are the most popular routes from Boston to Europe?

    The most popular route from Boston to Europe is Boston Logan Intl - London Heathrow. You may also consider Boston Logan Intl - Paris Charles de Gaulle or Boston Logan Intl - Dublin.

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

    The top 3 most reliable airlines when flying from Boston to Europe are Air France (83%), Scandinavian Airlines (83%) and Delta (83%).

  • What are the cheapest flights from Boston to Europe?

    Looking for the cheapest flight from Boston to Europe? While on average our users pay $1,423, our data indicates the cheapest price to be $369. The most popular route (Boston Logan Intl - London Heathrow), is priced around $385.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Boston to Europe (average of $238). Flying from Boston to Europe in June is currently the most expensive (average of $412). 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.

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Top 10 airlines flying from Boston to Europe

Discover the top 10 airlines that operate flights from Boston to Europe. 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 novembre 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$165Average$599FlexibilityNo cancel feeOn-time88%
Aer LingusCheapest$238Average$696FlexibilityNo cancel feeOn-timeN/A
Azores AirlinesCheapest$269Average$518FlexibilityNo cancel feeOn-time74%
SWISSCheapest$290Average$692FlexibilityNo cancel feeOn-time79%
LEVELCheapest$349Average$474FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$349Average$575FlexibilityNo cancel feeOn-time76%
CondorCheapest$349Average$631FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$352Average$826FlexibilityNo cancel feeOn-time71%
IcelandairCheapest$355Average$557FlexibilityNo cancel feeOn-time76%
KLMCheapest$361Average$798FlexibilityNo cancel feeOn-time75%

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