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$194+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Boston to Europe

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 December 16, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/309:30 amBOS - DUB
2 stops17h 40mUnited Airlines
Mon 1/129:00 amDUB - BOS
2 stops33h 13mUnited Airlines
Deal found 12/15$350
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Mon 12/296:23 pmBOS - DUB
1 stop32h 47mUnited Airlines
Sun 1/119:00 amDUB - BOS
2 stops33h 13mUnited Airlines
Deal found 12/15$351
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Mon 12/151:35 pmBOS - DUB
1 stop12h 55mAustrian Airlines
Tue 1/209:30 amDUB - BOS
1 stop12h 44mAustrian Airlines
Deal found 12/14$352
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Mon 12/151:35 pmBOS - DUB
1 stop12h 55mAustrian Airlines
Wed 12/249:30 amDUB - BOS
1 stop13h 43mAustrian Airlines
Deal found 12/15$353
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Mon 12/151:35 pmBOS - DUB
1 stop12h 55mMultiple Airlines
Wed 12/2412:05 pmDUB - BOS
1 stop11h 43mMultiple Airlines
Deal found 12/14$354
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/314:28 pmBOS - DUB
2 stops34h 42mUnited Airlines
Mon 1/129:00 amDUB - BOS
2 stops37h 50mUnited Airlines
Deal found 12/15$356
This Delta deal was found by Cheapflights users on 12/16. 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.
Tue 12/3010:05 pmBOS - DUB
Nonstop6h 15mDelta
Sun 1/1810:45 amDUB - BOS
1 stop13h 40mDelta
Deal found 12/16$359
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Mon 12/296:01 amBOS - DUB
1 stop21h 09mUnited Airlines
Tue 1/209:30 amDUB - BOS
1 stop10h 45mUnited Airlines
Deal found 12/16$364
This Delta deal was found by Cheapflights users on 12/15. 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.
Tue 12/3010:05 pmBOS - DUB
Nonstop6h 15mDelta
Thu 1/226:00 amDUB - BOS
1 stop12h 40mDelta
Deal found 12/15$368
This Delta deal was found by Cheapflights users on 12/15. 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.
Tue 12/3010:05 pmBOS - DUB
Nonstop6h 15mDelta
Thu 1/155:55 amDUB - BOS
1 stop12h 35mDelta
Deal found 12/15$369
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/307:32 pmBOS - DUB
1 stop9h 23mUnited Airlines
Mon 1/1910:40 amDUB - BOS
1 stop15h 58mUnited Airlines
Deal found 12/15$374
This Delta deal was found by Cheapflights users on 12/15. 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.
Sun 12/2810:05 pmBOS - DUB
Nonstop6h 15mDelta
Thu 1/226:00 amDUB - BOS
2 stops17h 30mDelta
Deal found 12/15$378

Find flight deals from Boston to Europe

Keep the following information in mind while searching for Boston to Europe flight deals. Data was last updated December 16, 2025.

Round-trip from

$349
(KLM)

One-way from

$194
(Netflights)

Popular in

June

Cheapest in

November

Average price

$1,091

Good round-trip deal

$363 or less

Good one-way deal

$259 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. 16% potential increase in price ($169 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 16, 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

Thu 2/26

10:15 pm-9:20 am

Nonstop6h 05m

Dublin

Thu 3/5

11:30 am-1:40 pm

Nonstop7h 10m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 12/30

9:30 am-8:10 am

2 stops17h 40m

Dublin

Mon 1/12

9:00 am-1:13 pm

2 stops33h 13m

$350

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 3/12

6:00 am-6:10 am

2 stops20h 10m

Dublin

Mon 3/16

8:00 am-7:36 pm

2 stops39h 36m

$352

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 3/10

4:00 pm-8:45 am

1 stop12h 45m

Dublin

Tue 3/17

11:30 am-2:40 pm

Nonstop7h 10m

$354

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 1/13

12:45 pm-8:10 am

1 stop14h 25m

Dublin

Sun 1/18

9:00 am-3:57 pm

1 stop11h 57m

$358

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 3/4

10:15 pm-9:20 am

Nonstop6h 05m

Dublin

Sun 3/8

10:45 am-8:19 pm

1 stop13h 34m

$359

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 1/11

6:40 pm-7:10 am

2 stops55h 30m

Dublin

Sun 1/18

9:00 am-5:50 pm

2 stops37h 50m

$361

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 3/6

7:55 pm-6:10 am

1 stop29h 15m

Dublin

Sat 3/14

8:00 am-10:37 pm

1 stop18h 37m

$361

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 2/13

6:40 pm-7:10 am

2 stops31h 30m

Dublin

Sun 2/22

9:00 am-10:02 am

1 stop30h 02m

$361

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 2/16

1:00 pm-8:45 am

1 stop14h 45m

Dublin

Tue 2/24

10:45 am-6:20 pm

1 stop12h 35m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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 $415). 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 December 16, 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 morning.

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 December 16, 2025.
Peruse reviews from past customers who have flown with Delta, Aer Lingus, and Icelandair 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
8,010 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
1,392 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
590 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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.
Iberia
7.0
Good
3,052 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
7,580 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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 35 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 6h 05m. Boston and Europe are separated by a distance of 2983 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 $61 on Condor. Other airlines that offer cheap prices include PLAY from $112 and Vueling from $129 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 - Rome Fiumicino.

  • 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 (82%), Delta (81%) and Scandinavian Airlines (66%).

  • What are the cheapest flights from Boston to Europe?

    Looking for the cheapest flight from Boston to Europe? While on average our users pay $1,279, our data indicates the cheapest price to be $367. The most popular route (Boston Logan Intl - London Heathrow), is priced around $377.

  • 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 $415). 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

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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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$165Average$593FlexibilityNo cancel feeOn-time88%
Aer LingusCheapest$238Average$694FlexibilityNo cancel feeOn-timeN/A
PLAYCheapest$291Average$392FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$318Average$686FlexibilityNo cancel feeOn-time79%
LEVELCheapest$342Average$502FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$349Average$562FlexibilityNo cancel feeOn-time76%
CondorCheapest$350Average$637FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$352Average$813FlexibilityNo cancel feeOn-time71%
KLMCheapest$361Average$806FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$368Average$691FlexibilityNo cancel feeOn-time67%

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