Cheap flights from Boston to Europe from $226

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 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
8:50 pm - 1:15 pm
BOS
-
DUB
11h 25m
1 stop
Icelandair Logo
2:15 pm - 9:45 pm
DUB
-
BOS
12h 30m
1 stop
$523Icelandair
Wed, Apr 29 - Thu, May 21
Icelandair Logo
8:50 pm - 1:15 pm
BOS
-
DUB
11h 25m
1 stop
Icelandair Logo
2:15 pm - 6:50 pm
DUB
-
BOS
9h 35m
1 stop
$527Icelandair
Wed, Apr 29 - Thu, May 21
TAP AIR PORTUGAL Logo
10:30 pm - 12:15 am
BOS
-
FCO
19h 45m
2 stops
TAP AIR PORTUGAL Logo
5:55 am - 2:45 pm
FCO
-
BOS
14h 50m
1 stop
$538TAP AIR PORTUGAL
Mon, Apr 27 - Tue, May 19
TAP AIR PORTUGAL Logo
10:45 pm - 10:20 am
BOS
-
FCO
29h 35m
1 stop
TAP AIR PORTUGAL Logo
5:55 am - 8:45 pm
FCO
-
BOS
20h 50m
2 stops
$541TAP AIR PORTUGAL
Tue, Aug 25 - Tue, Dec 8
Scandinavian Airlines Logo
5:40 pm - 6:10 pm
BOS
-
BCN
18h 30m
1 stop
Scandinavian Airlines Logo
7:00 pm - 3:35 pm
BCN
-
BOS
26h 35m
1 stop
$541Scandinavian Airlines
Mon, May 4 - Wed, May 13
Scandinavian Airlines Logo
5:40 pm - 7:05 pm
BOS
-
DUB
20h 25m
2 stops
Scandinavian Airlines Logo
11:40 am - 3:35 pm
DUB
-
BOS
32h 55m
2 stops
$550Scandinavian Airlines
Sun, Sep 6 - Wed, Sep 16
Iberia Logo
10:50 pm - 8:35 pm
BOS
-
LIS
16h 45m
1 stop
Iberia Logo
9:15 pm - 9:05 pm
LIS
-
BOS
28h 50m
1 stop
$637Iberia
Tue, May 12 - Tue, May 19
Iberia Logo
11:50 pm - 5:10 pm
BOS
-
LIS
12h 20m
1 stop
Iberia Logo
2:00 pm - 9:15 pm
LIS
-
BOS
12h 15m
1 stop
$645Iberia
Sun, Sep 6 - Sat, Sep 19
SWISS Logo
9:40 pm - 5:25 pm
BOS
-
LCY
14h 45m
1 stop
SWISS Logo
9:00 am - 7:55 pm
LCY
-
BOS
15h 55m
1 stop
$674SWISS
Fri, May 8 - Fri, May 15
SWISS Logo
9:40 pm - 12:35 pm
BOS
-
LCY
9h 55m
1 stop
SWISS Logo
9:15 am - 3:10 pm
LCY
-
BOS
10h 55m
1 stop
$739SWISS
Tue, Sep 8 - Wed, Sep 16

Scandinavian Airlines flights from Boston to Europe

Our best Scandinavian Airlines deals on Boston to Europe flight tickets
Scandinavian Airlines
May 4
BOS5:40 pmBoston Logan Intl
18h 30m
1 stop
BCN6:10 pmBarcelona-El Prat
May 13
BCN7:00 pmBarcelona-El Prat
26h 35m
1 stop
BOS3:35 pmBoston Logan Intl
$541
Scandinavian Airlines
Sep 6
BOS5:40 pmBoston Logan Intl
20h 25m
2 stops
DUB7:05 pmDublin
Sep 16
DUB11:40 amDublin
32h 55m
2 stops
BOS3:35 pmBoston Logan Intl
$550
Scandinavian Airlines
Apr 27
BOS5:40 pmBoston Logan Intl
18h 30m
1 stop
BCN6:10 pmBarcelona-El Prat
May 7
BCN12:25 pmBarcelona-El Prat
33h 10m
1 stop
BOS3:35 pmBoston Logan Intl
$553

TAP AIR PORTUGAL flights from Boston to Europe

Our best TAP AIR PORTUGAL deals on Boston to Europe flight tickets
TAP AIR PORTUGAL
Apr 26
BOS10:30 pmBoston Logan Intl
19h 45m
2 stops
FCO12:15 amRome Fiumicino
May 7
FCO5:55 amRome Fiumicino
14h 50m
1 stop
BOS2:45 pmBoston Logan Intl
$538
TAP AIR PORTUGAL
Aug 25
BOS10:45 pmBoston Logan Intl
29h 35m
1 stop
FCO10:20 amRome Fiumicino
Dec 8
FCO5:55 amRome Fiumicino
20h 50m
2 stops
BOS8:45 pmBoston Logan Intl
$541
TAP AIR PORTUGAL
Aug 23
BOS10:40 pmBoston Logan Intl
12h 00m
1 stop
FCO4:40 pmRome Fiumicino
Dec 12
FCO4:40 pmRome Fiumicino
28h 00m
1 stop
BOS2:40 pmBoston Logan Intl
$550

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 April 13, 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

Cheapest round-trip

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 4/29

8:50 pm-1:15 pm

1 stop11h 25m

Dublin

Thu 5/21

2:15 pm-9:45 pm

1 stop12h 30m

$523

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 4/29

8:50 pm-1:15 pm

1 stop11h 25m

Dublin

Thu 5/21

2:15 pm-6:50 pm

1 stop9h 35m

$527

BostonRome

BOS - FCO

BOSFCO

Boston Logan Intl

Mon 4/27

10:30 pm-12:15 am

2 stops19h 45m

Rome Fiumicino

Tue 5/19

5:55 am-2:45 pm

1 stop14h 50m

$538

BostonRome

BOS - FCO

BOSFCO

Boston Logan Intl

Tue 8/25

10:45 pm-10:20 am

1 stop29h 35m

Rome Fiumicino

Tue 12/8

5:55 am-8:45 pm

2 stops20h 50m

$541

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Mon 5/4

5:40 pm-6:10 pm

1 stop18h 30m

Barcelona-El Prat

Wed 5/13

7:00 pm-3:35 pm

1 stop26h 35m

$541

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 9/6

5:40 pm-7:05 pm

2 stops20h 25m

Dublin

Wed 9/16

11:40 am-3:35 pm

2 stops32h 55m

$550

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Tue 5/12

10:50 pm-8:35 pm

1 stop16h 45m

Lisbon Humberto Delgado

Tue 5/19

9:15 pm-9:05 pm

1 stop28h 50m

$637

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sun 9/6

11:50 pm-5:10 pm

1 stop12h 20m

Lisbon Humberto Delgado

Sat 9/19

2:00 pm-9:15 pm

1 stop12h 15m

$645

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Fri 5/8

9:40 pm-5:25 pm

1 stop14h 45m

London City

Fri 5/15

9:00 am-7:55 pm

1 stop15h 55m

$674
Quickest round-trip

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 9/8

9:40 pm-12:35 pm

1 stop9h 55m

London City

Wed 9/16

9:15 am-3:10 pm

1 stop10h 55m

$739

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 January is also cheap. Prices for this month can be found on momondo for an average of $522.

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 $656. Flights from Boston to Europe on a Saturday will generally be more expensive and average around $703. 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 $608. 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 $684. 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 Amsterdam Schiphol 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 $629 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 $607 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 16% 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

$291

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 $291. The best round-trip flight deal from Boston to Europe found on momondo in the last 72 hours is $489.
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).

Frequently asked questions about flying from Boston to Europe

  • 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
LEVELPriceFrom $164Free CancellationRating
0.0
Search LEVEL flights
Aer LingusPriceFrom $238Free CancellationRating
7.2
1,504 reviews
Search Aer Lingus flights
CondorPriceFrom $310Free CancellationRating
6.5
406 reviews
Search Condor flights
Azores AirlinesPriceFrom $311Free CancellationRating
7.3
97 reviews
Search Azores Airlines flights
PLAYPriceFrom $323Free CancellationRating
7.0
103 reviews
Search PLAY flights
FinnairPriceFrom $341Free CancellationRating
7.7
1,386 reviews
Search Finnair flights
LEVELPriceFrom $351Free CancellationRating
0.0
0 reviews
Search LEVEL flights
IcelandairPriceFrom $352Free CancellationRating
7.0
632 reviews
Search Icelandair flights
United AirlinesPriceFrom $365Free CancellationRating
7.4
9,577 reviews
Search United Airlines flights
Air CanadaPriceFrom $378Free CancellationRating
7.1
10,918 reviews
Search Air Canada 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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1 adult
Wed 5/13
Wed 5/20

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