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Cheap flights from Boston to Europe from $194

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 1/22. 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

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Delta Logo
10:15 pm - 9:20 amBOS-DUB
6h 05mnonstop
Delta Logo
11:30 am - 2:40 pmDUB-BOS
7h 10mnonstop
$349Delta
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Mon, Mar 2 - Sun, Mar 15
United Airlines Logo
10:45 am - 7:10 amBOS-DUB
15h 25m1 stop
United Airlines Logo
9:00 am - 3:57 pmDUB-BOS
11h 57m1 stop
$350United Airlines
Find Deal
Thu, Jan 15 - Wed, Jan 21
Aer Lingus Logo
9:15 pm - 8:20 amBOS-DUB
6h 05mnonstop
Aer Lingus Logo
4:45 pm - 6:59 pmDUB-BOS
7h 14mnonstop
$352Aer Lingus
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Wed, Feb 4 - Fri, Feb 6
Iberia Logo
3:35 pm - 8:50 amBOS-MAD
11h 15m1 stop
Iberia Logo
1:00 pm - 7:33 pmMAD-BOS
12h 33m1 stop
$382Iberia
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Fri, Jan 16 - Wed, Jan 21
Iberia Logo
9:20 pm - 10:20 amBOS-MAD
7h 00mnonstop
Iberia Logo
12:00 pm - 7:00 pmMAD-BOS
36h 00m1 stop
$389Iberia
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Thu, Mar 5 - Tue, Mar 17
Aer Lingus Logo
5:20 pm - 10:40 amBOS-FCO
11h 20m1 stop
Aer Lingus Logo
11:35 am - 6:59 pmFCO-BOS
13h 24m1 stop
$434Aer Lingus
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Tue, Dec 30 - Sat, Jan 24
Icelandair Logo
11:30 pm - 1:00 pmBOS-CDG
31h 30m1 stop
Icelandair Logo
5:30 pm - 10:10 pmCDG-BOS
10h 40m1 stop
$465Icelandair
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Fri, Apr 10 - Sun, May 3
Icelandair Logo
11:30 pm - 11:45 amBOS-LGW
31h 15m1 stop
Icelandair Logo
1:00 pm - 6:50 pmLGW-BOS
10h 50m1 stop
$508Icelandair
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Fri, May 15 - Thu, May 21
British Airways Logo
7:15 pm - 7:00 amBOS-LHR
6h 45mnonstop
British Airways Logo
1:30 pm - 4:15 pmLHR-BOS
7h 45mnonstop
$509British Airways
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Thu, Jan 8 - Sun, Jan 11
British Airways Logo
6:00 am - 12:15 pmBOS-ATH
23h 15m2 stops
British Airways Logo
7:50 pm - 3:48 pmATH-BOS
26h 58m2 stops
$580British Airways
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Thu, Jan 8 - Sun, Jan 18

Iberia flights from Boston to Europe

Our best Iberia deals on Boston to Europe flight tickets
Iberia
Dec 8
BOS3:46 pmBoston Logan Intl
11h 04m
1 stop
MAD8:50 amMadrid Barajas
Dec 15
MAD12:10 pmMadrid Barajas
12h 42m
1 stop
BOS6:52 pmBoston Logan Intl
$382
Find similar
Iberia
Jan 12
BOS4:45 pmBoston Logan Intl
7h 00m
MAD5:45 amMadrid Barajas
Jan 21
MAD9:35 pmMadrid Barajas
29h 20m
1 stop
BOS8:55 pmBoston Logan Intl
$394
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Iberia
Dec 7
BOS12:03 pmBoston Logan Intl
15h 52m
2 stops
DUB8:55 amDublin
Dec 12
DUB9:40 amDublin
15h 10m
1 stop
BOS7:50 pmBoston Logan Intl
$406
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TAP AIR PORTUGAL flights from Boston to Europe

Our best TAP AIR PORTUGAL deals on Boston to Europe flight tickets
TAP AIR PORTUGAL
Jan 20
BOS6:05 pmBoston Logan Intl
9h 25m
1 stop
MAD9:30 amMadrid Barajas
Jan 24
MAD2:55 pmMadrid Barajas
11h 15m
1 stop
BOS8:10 pmBoston Logan Intl
$386
Find similar
TAP AIR PORTUGAL
Jan 23
BOS10:45 pmBoston Logan Intl
9h 20m
1 stop
MAD2:05 pmMadrid Barajas
Feb 1
MAD9:10 pmMadrid Barajas
23h 25m
1 stop
BOS2:35 pmBoston Logan Intl
$421
Find similar
TAP AIR PORTUGAL
Dec 8
BOS6:05 pmBoston Logan Intl
24h 00m
1 stop
FCO12:05 amRome Fiumicino
Dec 22
FCO4:40 pmRome Fiumicino
28h 05m
1 stop
BOS2:45 pmBoston Logan Intl
$462
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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 December 2, 2025.
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

Mon 3/2

10:15 pm-9:20 am

Nonstop6h 05m

Dublin

Sun 3/15

11:30 am-2:40 pm

Nonstop7h 10m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 1/15

10:45 am-7:10 am

1 stop15h 25m

Dublin

Wed 1/21

9:00 am-3:57 pm

1 stop11h 57m

$350

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 2/4

9:15 pm-8:20 am

Nonstop6h 05m

Dublin

Fri 2/6

4:45 pm-6:59 pm

Nonstop7h 14m

$352

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Fri 1/16

3:35 pm-8:50 am

1 stop11h 15m

Madrid Barajas

Wed 1/21

1:00 pm-7:33 pm

1 stop12h 33m

$382

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Thu 3/5

9:20 pm-10:20 am

Nonstop7h 00m

Madrid Barajas

Tue 3/17

12:00 pm-7:00 pm

1 stop36h 00m

$389

BostonRome

BOS - FCO

BOSFCO

Boston Logan Intl

Tue 12/30

5:20 pm-10:40 am

1 stop11h 20m

Rome Fiumicino

Sat 1/24

11:35 am-6:59 pm

1 stop13h 24m

$434

BostonParis

BOS - CDG

BOSCDG

Boston Logan Intl

Fri 4/10

11:30 pm-1:00 pm

1 stop31h 30m

Paris Charles de Gaulle

Sun 5/3

5:30 pm-10:10 pm

1 stop10h 40m

$465

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Fri 5/15

11:30 pm-11:45 am

1 stop31h 15m

London Gatwick

Thu 5/21

1:00 pm-6:50 pm

1 stop10h 50m

$508

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 1/8

7:15 pm-7:00 am

Nonstop6h 45m

London Heathrow

Sun 1/11

1:30 pm-4:15 pm

Nonstop7h 45m

$509

BostonAthens

BOS - ATH

BOSATH

Boston Logan Intl

Thu 1/8

6:00 am-12:15 pm

2 stops23h 15m

Athens Eleftherios V.

Sun 1/18

7:50 pm-3:48 pm

2 stops26h 58m

$580

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 $539.

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 $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 at noon. momondo users have found flights departing from Boston to Europe at noon for as low as $623. 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 $636 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?

No. A direct flight is the cheapest option for a flight between Boston to Europe.

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

$259

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Europe

1 airport
The best one-way flight to Europe from Boston in the past 72 hours is $259. The best round-trip flight deal from Boston to Europe found on momondo in the last 72 hours is $417.
The fastest flight from Boston to Europe takes 1h 35m
Direct flights go from Boston to Europe every day.
There is 1 airport near Europe: 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 $165Free CancellationRating
7.1
1,213 reviews
Search Vueling flights
Aer LingusPriceFrom $238Free CancellationRating
7.2
1,384 reviews
Search Aer Lingus flights
PLAYPriceFrom $291Free CancellationRating
7.0
103 reviews
Search PLAY flights
SWISSPriceFrom $320Free CancellationRating
7.5
1,798 reviews
Search SWISS flights
FinnairPriceFrom $349Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
LEVELPriceFrom $349Free CancellationRating
0.0
0 reviews
Search LEVEL flights
CondorPriceFrom $350Free CancellationRating
6.4
389 reviews
Search Condor flights
American AirlinesPriceFrom $352Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
IcelandairPriceFrom $355Free CancellationRating
7.0
584 reviews
Search Icelandair flights
KLMPriceFrom $361Free CancellationRating
7.7
1,426 reviews
Search KLM 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.
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