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Cheap flights from Boston to Europe from $214

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 2/24. 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

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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 - 1:40 pm
DUB
-
BOS
7h 10mnonstop
$350Delta
Sat, Feb 21 - Sun, Mar 1
United Airlines Logo
4:15 pm - 7:30 am
BOS
-
DUB
10h 15m
1 stop
United Airlines Logo
9:00 am - 5:50 pm
DUB
-
BOS
37h 50m
2 stops
$351United Airlines
Sat, Feb 21 - Sat, Feb 28
Aer Lingus Logo
5:10 pm - 7:35 pm
BOS
-
FCO
20h 25m
1 stop
Aer Lingus Logo
11:20 am - 6:59 pm
FCO
-
BOS
13h 39m
1 stop
$441Aer Lingus
Wed, Feb 25 - Tue, Mar 3
Icelandair Logo
11:00 pm - 4:15 pm
BOS
-
CDG
11h 15m
1 stop
Icelandair Logo
5:15 pm - 9:45 pm
CDG
-
BOS
10h 30m
1 stop
$451Icelandair
Sun, May 3 - Thu, May 14
Icelandair Logo
11:00 pm - 1:00 pm
BOS
-
CDG
32h 00m
1 stop
Icelandair Logo
2:00 pm - 6:50 pm
CDG
-
BOS
10h 50m
1 stop
$453Icelandair
Fri, May 1 - Thu, May 7
Iberia Logo
4:45 pm - 9:25 am
BOS
-
ORY
10h 40m
1 stop
Iberia Logo
7:25 am - 3:15 pm
ORY
-
BOS
13h 50m
1 stop
$455Iberia
Mon, Feb 2 - Tue, Feb 10
Iberia Logo
4:45 pm - 7:20 pm
BOS
-
ORY
20h 35m
1 stop
Iberia Logo
6:30 am - 8:55 pm
ORY
-
BOS
20h 25m
1 stop
$456Iberia
Thu, Feb 5 - Thu, Feb 12
British Airways Logo
6:30 pm - 9:05 am
BOS
-
LHR
9h 35m
1 stop
British Airways Logo
2:40 pm - 3:40 pm
LHR
-
BOS
30h 00m
1 stop
$489British Airways
Tue, Apr 21 - Mon, Apr 27
British Airways Logo
7:15 pm - 7:00 am
BOS
-
LHR
6h 45mnonstop
British Airways Logo
7:10 pm - 9:55 pm
LHR
-
BOS
7h 45mnonstop
$493British Airways
Sun, Feb 22 - Thu, Mar 5
Aer Lingus Logo
9:15 pm - 11:25 am
BOS
-
LHR
9h 10m
1 stop
Aer Lingus Logo
12:10 pm - 6:59 pm
LHR
-
BOS
11h 49m
1 stop
$494Aer Lingus
Sun, Feb 1 - Fri, Feb 6

KLM flights from Boston to Europe

Our best KLM deals on Boston to Europe flight tickets
KLM
Feb 20
BOS8:50 pmBoston Logan Intl
14h 30m
1 stop
DUB4:20 pmDublin
Feb 27
DUB11:30 amDublin
7h 25m
BOS1:55 pmBoston Logan Intl
$381
KLM
Mar 24
BOS11:15 pmBoston Logan Intl
6h 05m
DUB9:20 amDublin
Apr 8
DUB3:00 pmDublin
7h 04m
BOS5:04 pmBoston Logan Intl
$384
KLM
Feb 20
BOS7:15 pmBoston Logan Intl
6h 35m
LHR6:50 amLondon Heathrow
Feb 28
LHR6:30 amLondon Heathrow
11h 55m
1 stop
BOS1:25 pmBoston Logan Intl
$518

TAP AIR PORTUGAL flights from Boston to Europe

Our best TAP AIR PORTUGAL deals on Boston to Europe flight tickets
TAP AIR PORTUGAL
Apr 1
BOS10:30 pmBoston Logan Intl
19h 45m
2 stops
FCO12:15 amRome Fiumicino
Apr 7
FCO5:45 pmRome Fiumicino
32h 10m
2 stops
BOS7:55 pmBoston Logan Intl
$435
TAP AIR PORTUGAL
Apr 7
BOS6:05 pmBoston Logan Intl
12h 30m
1 stop
FCO12:35 pmRome Fiumicino
Apr 15
FCO4:45 amRome Fiumicino
21h 10m
2 stops
BOS7:55 pmBoston Logan Intl
$436
TAP AIR PORTUGAL
Feb 1
BOS10:45 pmBoston Logan Intl
15h 00m
1 stop
ORY7:45 pmParis Orly
Feb 9
ORY6:20 pmParis Orly
26h 25m
2 stops
BOS2:45 pmBoston Logan Intl
$449

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 21, 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

Sun 3/1

11:30 am-1:40 pm

Nonstop7h 10m

$350

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 2/21

4:15 pm-7:30 am

1 stop10h 15m

Dublin

Sat 2/28

9:00 am-5:50 pm

2 stops37h 50m

$351

BostonRome

BOS - FCO

BOSFCO

Boston Logan Intl

Wed 2/25

5:10 pm-7:35 pm

1 stop20h 25m

Rome Fiumicino

Tue 3/3

11:20 am-6:59 pm

1 stop13h 39m

$441

BostonParis

BOS - CDG

BOSCDG

Boston Logan Intl

Sun 5/3

11:00 pm-4:15 pm

1 stop11h 15m

Paris Charles de Gaulle

Thu 5/14

5:15 pm-9:45 pm

1 stop10h 30m

$451

BostonParis

BOS - CDG

BOSCDG

Boston Logan Intl

Fri 5/1

11:00 pm-1:00 pm

1 stop32h 00m

Paris Charles de Gaulle

Thu 5/7

2:00 pm-6:50 pm

1 stop10h 50m

$453

BostonParis

BOS - ORY

BOSORY

Boston Logan Intl

Mon 2/2

4:45 pm-9:25 am

1 stop10h 40m

Paris Orly

Tue 2/10

7:25 am-3:15 pm

1 stop13h 50m

$455

BostonParis

BOS - ORY

BOSORY

Boston Logan Intl

Thu 2/5

4:45 pm-7:20 pm

1 stop20h 35m

Paris Orly

Thu 2/12

6:30 am-8:55 pm

1 stop20h 25m

$456

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 4/21

6:30 pm-9:05 am

1 stop9h 35m

London Heathrow

Mon 4/27

2:40 pm-3:40 pm

1 stop30h 00m

$489

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 2/22

7:15 pm-7:00 am

Nonstop6h 45m

London Heathrow

Thu 3/5

7:10 pm-9:55 pm

Nonstop7h 45m

$493

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 2/1

9:15 pm-11:25 am

1 stop9h 10m

London Heathrow

Fri 2/6

12:10 pm-6:59 pm

1 stop11h 49m

$494

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $718. 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 $622. 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 $696. 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 $635 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

$267

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 $267. The best round-trip flight deal from Boston to Europe found on momondo in the last 72 hours is $377.
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
1,235 reviews
Search Vueling flights
CondorPriceFrom $180Free CancellationRating
6.4
398 reviews
Search Condor flights
Aer LingusPriceFrom $238Free CancellationRating
7.2
1,439 reviews
Search Aer Lingus flights
IcelandairPriceFrom $272Free CancellationRating
7.1
602 reviews
Search Icelandair flights
Azores AirlinesPriceFrom $281Free CancellationRating
7.4
90 reviews
Search Azores Airlines flights
PLAYPriceFrom $293Free CancellationRating
7.0
103 reviews
Search PLAY flights
SWISSPriceFrom $318Free CancellationRating
7.5
1,855 reviews
Search SWISS flights
LEVELPriceFrom $338Free CancellationRating
0.0
0 reviews
Search LEVEL flights
FinnairPriceFrom $349Free CancellationRating
7.6
1,353 reviews
Search Finnair flights
American AirlinesPriceFrom $352Free CancellationRating
7.2
11,174 reviews
Search American Airlines 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

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