Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Europe from $221

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Europe departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Boston to Europe

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:15 pm - 9:20 am
BOS
-
DUB
6h 05mnonstop
Delta Logo
11:30 am - 1:55 pm
DUB
-
BOS
7h 25mnonstop
$350Delta
Sat, Feb 21 - Sat, Feb 28
Delta Logo
10:15 pm - 9:20 am
BOS
-
DUB
6h 05mnonstop
Delta Logo
11:30 am - 1:55 pm
DUB
-
BOS
7h 25mnonstop
$351Delta
Sat, Feb 21 - Sat, Feb 28
Icelandair Logo
7:50 pm - 10:15 am
BOS
-
DUB
9h 25m
1 stop
Icelandair Logo
11:30 am - 5:50 pm
DUB
-
BOS
11h 20m
1 stop
$353Icelandair
Thu, Feb 26 - Mon, Mar 2
Icelandair Logo
8:50 pm - 11:05 am
BOS
-
DUB
9h 15m
1 stop
Icelandair Logo
12:15 pm - 6:50 pm
DUB
-
BOS
11h 35m
1 stop
$358Icelandair
Tue, Apr 14 - Sun, Apr 19
Iberia Logo
12:16 pm - 10:10 pm
BOS
-
LHR
28h 54m
1 stop
Iberia Logo
7:40 pm - 3:15 pm
LHR
-
BOS
24h 35m
1 stop
$492Iberia
Wed, Feb 11 - Sat, Feb 14
Aer Lingus Logo
7:25 pm - 9:15 am
BOS
-
LHR
8h 50m
1 stop
Aer Lingus Logo
10:00 am - 4:50 pm
LHR
-
BOS
11h 50m
1 stop
$493Aer Lingus
Thu, Feb 26 - Mon, Mar 2
Aer Lingus Logo
7:25 pm - 9:15 am
BOS
-
LHR
8h 50m
1 stop
Aer Lingus Logo
10:00 am - 4:50 pm
LHR
-
BOS
11h 50m
1 stop
$495Aer Lingus
Sat, Feb 21 - Sat, Feb 28
Lufthansa Logo
8:40 pm - 1:00 pm
BOS
-
LHR
11h 20m
1 stop
Lufthansa Logo
11:10 am - 6:35 pm
LHR
-
BOS
12h 25m
1 stop
$498Lufthansa
Mon, Feb 16 - Thu, Feb 19
Iberia Logo
7:15 pm - 7:00 am
BOS
-
LHR
6h 45mnonstop
Iberia Logo
11:25 am - 7:50 pm
LHR
-
BOS
13h 25m
1 stop
$500Iberia
Thu, Feb 26 - Mon, Mar 2
Lufthansa Logo
4:15 pm - 5:35 pm
BOS
-
LCY
20h 20m
1 stop
Lufthansa Logo
9:40 am - 6:35 pm
LCY
-
BOS
13h 55m
2 stops
$536Lufthansa
Tue, Feb 17 - Thu, Feb 19

TAP AIR PORTUGAL flights from Boston to Europe

Our best TAP AIR PORTUGAL deals on Boston to Europe flight tickets
TAP AIR PORTUGAL
Feb 25
BOS6:05 pmBoston Logan Intl
9h 25m
1 stop
MAD9:30 amMadrid Barajas
Mar 4
MAD7:40 amMadrid Barajas
12h 55m
1 stop
BOS2:35 pmBoston Logan Intl
$370
TAP AIR PORTUGAL
Feb 25
BOS6:05 pmBoston Logan Intl
14h 00m
1 stop
MAD2:05 pmMadrid Barajas
Mar 3
MAD6:00 pmMadrid Barajas
26h 35m
1 stop
BOS2:35 pmBoston Logan Intl
$371
TAP AIR PORTUGAL
May 5
BOS10:45 pmBoston Logan Intl
19h 35m
1 stop
MAD12:20 amMadrid Barajas
May 12
MAD11:05 amMadrid Barajas
15h 00m
1 stop
BOS8:05 pmBoston Logan Intl
$372

Virgin Atlantic flights from Boston to Europe

Our best Virgin Atlantic deals on Boston to Europe flight tickets
Virgin Atlantic
Mar 11
BOS9:05 amBoston Logan Intl
16h 55m
1 stop
MAD7:00 amMadrid Barajas
Mar 18
MAD10:05 amMadrid Barajas
15h 44m
1 stop
BOS8:49 pmBoston Logan Intl
$423
Virgin Atlantic
Feb 5
BOS7:15 pmBoston Logan Intl
6h 35m
LHR6:50 amLondon Heathrow
Feb 12
LHR1:05 pmLondon Heathrow
7h 55m
BOS4:00 pmBoston Logan Intl
$524

momondo 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, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Boston to Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 2/21

10:15 pm-9:20 am

Nonstop6h 05m

Dublin

Sat 2/28

11:30 am-1:55 pm

Nonstop7h 25m

$350

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 2/21

10:15 pm-9:20 am

Nonstop6h 05m

Dublin

Sat 2/28

11:30 am-1:55 pm

Nonstop7h 25m

$351

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 2/26

7:50 pm-10:15 am

1 stop9h 25m

Dublin

Mon 3/2

11:30 am-5:50 pm

1 stop11h 20m

$353

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 4/14

8:50 pm-11:05 am

1 stop9h 15m

Dublin

Sun 4/19

12:15 pm-6:50 pm

1 stop11h 35m

$358

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 2/11

12:16 pm-10:10 pm

1 stop28h 54m

London Heathrow

Sat 2/14

7:40 pm-3:15 pm

1 stop24h 35m

$492

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 2/26

7:25 pm-9:15 am

1 stop8h 50m

London Heathrow

Mon 3/2

10:00 am-4:50 pm

1 stop11h 50m

$493

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 2/21

7:25 pm-9:15 am

1 stop8h 50m

London Heathrow

Sat 2/28

10:00 am-4:50 pm

1 stop11h 50m

$495

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 2/16

8:40 pm-1:00 pm

1 stop11h 20m

London Heathrow

Thu 2/19

11:10 am-6:35 pm

1 stop12h 25m

$498

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 2/26

7:15 pm-7:00 am

Nonstop6h 45m

London Heathrow

Mon 3/2

11:25 am-7:50 pm

1 stop13h 25m

$500

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 2/17

4:15 pm-5:35 pm

1 stop20h 20m

London City

Thu 2/19

9:40 am-6:35 pm

2 stops13h 55m

$536

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

How to get the cheapest flight ticket from Boston to Europe

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Europe?

The cheapest month to fly to Europe from Boston is in October. Flight prices, which tend to average around $517, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $544.

What is the cheapest day to depart on your flight to Europe?

The cheapest day to depart from Boston to Europe is on a Tuesday. Travelers who choose to depart for Europe on a Tuesday will often find tickets for as low as $660. Flights from Boston to Europe on a Saturday will generally be more expensive and average around $717. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Europe?

According to our data, the cheapest time of day to fly to Europe is in the afternoon. momondo users have found flights departing from Boston to Europe in the afternoon for as low as $619. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $695. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Boston Logan Intl to Europe flight route?

Fly from Boston Logan Intl to Barcelona-El Prat for the best Boston Logan Intl - Europe flight prices

How far in advance should I book a flight to Europe?

You are more likely to see cheaper flights to Europe from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Europe for around $634 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Europe from Boston for as low as $611 on momondo.

What cabin class options are available on Boston Logan Intl to Europe flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Europe flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Europe flights?

You could potentially save up to 31% on your flight if you consider stops on a Boston to Europe flight.

Cheap Boston to Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Europe

Best Price Found

$266

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Europe

4,107 airports
The best one-way flight to Europe from Boston in the past 72 hours is $266. The best round-trip flight deal from Boston to Europe found on momondo in the last 72 hours is $365.
The fastest flight from Boston to Europe takes 1h 35m
Direct flights go from Boston to Europe every day.
There are 4,107 airports in Europe. From Boston there are direct flights to Dublin (DUB).
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Europe?

    Prices for flights from Boston Logan Intl Airport to Europe were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Europe?

  • How old do you have to be to fly from Boston Logan Intl Airport to Europe?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Europe.

  • What documentation or ID do you need to fly to Europe?

    The travel and health documents you'll need for your trip to Europe may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Europe. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boston to Europe

Compare and see reviews for airlines that fly from Boston to Europe with momondo
Airline
Rating
Free Cancellation
Price
VuelingPriceFrom $78Free CancellationRating
7.1
1,238 reviews
Search Vueling flights
CondorPriceFrom $180Free CancellationRating
6.4
399 reviews
Search Condor flights
Aer LingusPriceFrom $238Free CancellationRating
7.2
1,443 reviews
Search Aer Lingus flights
IcelandairPriceFrom $245Free CancellationRating
7.1
606 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $264Free CancellationRating
7.3
1,674 reviews
Search Scandinavian Airlines flights
PLAYPriceFrom $298Free CancellationRating
7.0
103 reviews
Search PLAY flights
Azores AirlinesPriceFrom $311Free CancellationRating
7.4
90 reviews
Search Azores Airlines flights
SWISSPriceFrom $318Free CancellationRating
7.6
1,864 reviews
Search SWISS flights
FinnairPriceFrom $338Free CancellationRating
7.6
1,356 reviews
Search Finnair flights
LEVELPriceFrom $344Free CancellationRating
0.0
0 reviews
Search LEVEL flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Europe?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Europe for you.

Can I find flights from Boston to Europe with flexible booking policies on momondo?

All flight searches from Boston to Europe on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Europe?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Europe.

I’m not ready to book a flight from Boston to Europe right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Europe, momondo offers a useful price alert feature which will track prices for flights to Europe from Boston and alert you when they change.

An easier way to manage your Europe trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 2/28
Sat 3/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Europe

Popular cities in Europe

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom $332
Flights to Parisfrom $354
Flights to Copenhagenfrom $382
Flights to Istanbulfrom $481
Flights to Romefrom $344
Flights to Barcelonafrom $282
Flights to Athensfrom $325
Flights to Madridfrom $325
Flights to Lisbonfrom $365
Flights to Stockholmfrom $307
Flights to Amsterdamfrom $391
Flights to Milanfrom $344