$228+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
Apr 18 — Apr 251
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Boston to Europe with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Europe
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to EuropeExplore 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 March 19, 2026.
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 March 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Sun 4/2610:40 pm
BOS
- MAD
1 stop10h 45m
TAP AIR PORTUGAL
Tue 5/121:40 pm
MAD
- BOS
1 stop12h 40m
TAP AIR PORTUGAL
Deal found 3/14![TAP AIR PORTUGAL logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Wed 5/66:05 pm
BOS
- MAD
1 stop10h 00m
TAP AIR PORTUGAL
Tue 5/121:40 pm
MAD
- BOS
1 stop12h 40m
TAP AIR PORTUGAL
Deal found 3/15![TAP AIR PORTUGAL logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 5/410:45 pm
BOS
- MAD
1 stop14h 25m
TAP AIR PORTUGAL
Thu 5/141:40 pm
MAD
- BOS
1 stop12h 40m
TAP AIR PORTUGAL
Deal found 3/15![TAP AIR PORTUGAL logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Sun 5/310:40 pm
BOS
- MAD
1 stop19h 40m
TAP AIR PORTUGAL
Tue 5/121:40 pm
MAD
- BOS
1 stop12h 40m
TAP AIR PORTUGAL
Deal found 3/15![TAP AIR PORTUGAL logo]()
$410
This oojo deal was found by Cheapflights users on 3/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:50 pm
BOS
- DUB
1 stop11h 25m
Icelandair
Mon 5/42:15 pm
DUB
- BOS
1 stop12h 30m
Icelandair
Deal found 3/17![Icelandair logo]()
$413
This oojo deal was found by Cheapflights users on 3/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:00 pm
BOS
- DUB
1 stop9h 15m
Icelandair
Thu 5/72:15 pm
DUB
- BOS
1 stop12h 30m
Icelandair
Deal found 3/15![Icelandair logo]()
$414
This oojo deal was found by Cheapflights users on 3/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:00 pm
BOS
- DUB
1 stop9h 15m
Icelandair
Mon 5/42:15 pm
DUB
- BOS
1 stop9h 35m
Icelandair
Deal found 3/17![Icelandair logo]()
$416
This Mytrip deal was found by Cheapflights users on 3/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:50 pm
BOS
- DUB
1 stop9h 15m
Icelandair
Thu 5/72:15 pm
DUB
- BOS
1 stop12h 30m
Icelandair
Deal found 3/14![Icelandair logo]()
$418
This Mytrip deal was found by Cheapflights users on 3/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:45 pm
BOS
- MAD
1 stop19h 35m
TAP AIR PORTUGAL
Tue 5/126:00 pm
MAD
- BOS
1 stop32h 20m
TAP AIR PORTUGAL
Deal found 3/14![TAP AIR PORTUGAL logo]()
$420
This oojo deal was found by Cheapflights users on 3/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:50 pm
BOS
- DUB
1 stop11h 25m
Icelandair
Tue 5/52:15 pm
DUB
- BOS
1 stop9h 35m
Icelandair
Deal found 3/17![Icelandair logo]()
$422
This oojo deal was found by Cheapflights users on 3/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:50 pm
BOS
- DUB
1 stop9h 15m
Icelandair
Mon 5/42:15 pm
DUB
- BOS
1 stop12h 30m
Icelandair
Deal found 3/16![Icelandair logo]()
$424
This oojo deal was found by Cheapflights users on 3/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/299:50 pm
BOS
- DUB
1 stop20h 15m
Turkish Airlines
Fri 4/105:05 pm
DUB
- BOS
1 stop31h 50m
Turkish Airlines
Deal found 3/17![Turkish Airlines logo]()
$426
Best flights from Boston to EuropeDiscover carefully curated flight deals from Boston to Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 19, 2026.
Discover carefully curated flight deals from Boston to Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 19, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 3/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:40 pm
BOS
- DUB
2 stops35h 30m
Scandinavian Airlines
Mon 8/317:50 pm
DUB
- BOS
2 stops24h 45m
Scandinavian Airlines
Deal found 3/16![Scandinavian Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 3/15. 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 4/145:45 am
BOS
- MAD
2 stops19h 05m
United Airlines
Tue 4/2110:50 am
MAD
- BOS
1 stop13h 29m
United Airlines
Deal found 3/15![United Airlines logo]()
$514
This KLM deal was found by Cheapflights users on 3/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:40 pm
BOS
- DUB
Nonstop6h 05m
KLM
Wed 8/193:00 pm
DUB
- BOS
Nonstop7h 17m
KLM
Deal found 3/14![KLM logo]()
$561
This Mytrip deal was found by Cheapflights users on 3/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:05 pm
BOS
- BCN
2 stops24h 15m
Multiple Airlines
Sun 5/105:35 am
BCN
- BOS
2 stops20h 45m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$578
This Delta deal was found by Cheapflights users on 3/16. 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.
Fri 8/2111:40 pm
BOS
- DUB
Nonstop6h 05m
Delta
Sun 8/305:55 am
DUB
- BOS
1 stop12h 23m
Delta
Deal found 3/16![Delta logo]()
$579
This Turkish Airlines deal was found by Cheapflights users on 3/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:50 pm
BOS
- MAD
1 stop18h 45m
Turkish Airlines
Fri 5/227:40 am
MAD
- BOS
1 stop18h 15m
Turkish Airlines
Deal found 3/14![Turkish Airlines logo]()
$582
This British Airways deal was found by Cheapflights users on 3/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:50 pm
BOS
- DUB
1 stop11h 40m
British Airways
Thu 8/278:20 pm
DUB
- BOS
1 stop25h 40m
British Airways
Deal found 3/16![British Airways logo]()
$630
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/14. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:45 pm
BOS
- BCN
1 stop14h 40m
TAP AIR PORTUGAL
Mon 5/1110:40 pm
BCN
- BOS
1 stop22h 05m
TAP AIR PORTUGAL
Deal found 3/14![TAP AIR PORTUGAL logo]()
$640
This LEVEL deal was found by Cheapflights users on 3/18. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:50 pm
BOS
- BCN
Nonstop7h 20m
LEVEL
Mon 4/136:30 pm
BCN
- BOS
Nonstop8h 35m
LEVEL
Deal found 3/18![LEVEL logo]()
$663
This ITA Airways deal was found by Cheapflights users on 3/15. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:05 pm
BOS
- CDG
2 stops16h 55m
ITA Airways
Thu 4/306:10 am
CDG
- BOS
1 stop13h 30m
ITA Airways
Deal found 3/15![ITA Airways logo]()
$712
This Icelandair deal was found by Cheapflights users on 3/14. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:00 pm
BOS
- LGW
1 stop10h 40m
Icelandair
Tue 5/191:00 pm
LGW
- BOS
1 stop10h 50m
Icelandair
Deal found 3/14![Icelandair logo]()
$721
This Virgin Atlantic deal was found by Cheapflights users on 3/16. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:08 pm
BOS
- CDG
1 stop10h 52m
Virgin Atlantic
Tue 5/1911:45 am
CDG
- BOS
Nonstop7h 40m
Virgin Atlantic
Deal found 3/16![Virgin Atlantic logo]()
$766
This Lufthansa deal was found by Cheapflights users on 3/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:45 pm
BOS
- LCY
1 stop9h 55m
Lufthansa
Mon 9/79:15 am
LCY
- BOS
1 stop11h 25m
Lufthansa
Deal found 3/17![Lufthansa logo]()
$854
This Condor deal was found by Cheapflights users on 3/16. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/314:45 pm
BOS
- BCN
1 stop17h 15m
Condor
Sat 7/48:00 am
BCN
- BOS
1 stop12h 45m
Condor
Deal found 3/16![Condor logo]()
$883
This JetBlue deal was found by Cheapflights users on 3/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:49 pm
BOS
- LGW
Nonstop6h 46m
JetBlue
Tue 6/1612:20 pm
LGW
- BOS
Nonstop7h 55m
JetBlue
Deal found 3/18![JetBlue logo]()
$900
This United Airlines deal was found by Cheapflights users on 3/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/33:32 pm
BOS
- DUB
1 stop10h 58m
United Airlines
Sun 5/108:50 am
DUB
- BOS
1 stop20h 09m
United Airlines
Deal found 3/14![United Airlines logo]()
$525
This Scandinavian Airlines deal was found by Cheapflights users on 3/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:40 pm
BOS
- DUB
2 stops20h 25m
Scandinavian Airlines
Wed 5/1311:00 am
DUB
- BOS
2 stops33h 35m
Scandinavian Airlines
Deal found 3/14![Scandinavian Airlines logo]()
$526
This Air Europa deal was found by Cheapflights users on 3/16. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:00 am
BOS
- LGW
2 stops29h 25m
Air Europa
Tue 4/1410:00 am
LGW
- BOS
2 stops18h 07m
Air Europa
Deal found 3/16![Air Europa logo]()
$1,096
This Air Serbia deal was found by Cheapflights users on 3/18. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/43:55 pm
BOS
- ATH
2 stops28h 25m
Air Serbia
Sun 6/144:30 am
ATH
- BOS
2 stops43h 59m
Air Serbia
Deal found 3/18![Air Serbia logo]()
$1,154
This KLM deal was found by Cheapflights users on 3/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:25 pm
BOS
- DUB
1 stop11h 15m
KLM
Wed 9/93:00 pm
DUB
- BOS
Nonstop7h 12m
KLM
Deal found 3/15![KLM logo]()
$591
This Delta deal was found by Cheapflights users on 3/16. 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.
Sat 8/85:45 am
BOS
- DUB
1 stop22h 00m
Delta
Sat 8/153:00 pm
DUB
- BOS
Nonstop7h 17m
Delta
Deal found 3/16![Delta logo]()
$592
This United Airlines deal was found by Cheapflights users on 3/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/265:45 am
BOS
- DUB
1 stop20h 35m
United Airlines
Fri 8/79:20 am
DUB
- BOS
1 stop11h 48m
United Airlines
Deal found 3/14![United Airlines logo]()
$539
This Scandinavian Airlines deal was found by Cheapflights users on 3/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:40 pm
BOS
- CDG
2 stops20h 00m
Scandinavian Airlines
Tue 5/58:30 pm
CDG
- BOS
2 stops25h 05m
Scandinavian Airlines
Deal found 3/17![Scandinavian Airlines logo]()
$546
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/17. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:45 pm
BOS
- BCN
1 stop20h 45m
TAP AIR PORTUGAL
Thu 4/163:00 pm
BCN
- BOS
1 stop11h 20m
TAP AIR PORTUGAL
Deal found 3/17![TAP AIR PORTUGAL logo]()
$650
This British Airways deal was found by Cheapflights users on 3/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:25 pm
BOS
- LHR
Nonstop6h 40m
British Airways
Wed 4/295:35 pm
LHR
- BOS
Nonstop7h 30m
British Airways
Deal found 3/17![British Airways logo]()
$677
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Thu 7/165:45 am
BOS
- DUB
1 stop20h 35m
United Airlines
Sun 7/269:20 am
DUB
- BOS
1 stop11h 48m
United Airlines
Deal found 3/16![United Airlines logo]()
$566
This Scandinavian Airlines deal was found by Cheapflights users on 3/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:40 pm
BOS
- LIS
1 stop16h 55m
Multiple Airlines
Sun 5/107:00 am
LIS
- BOS
2 stops21h 37m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$687
This Delta deal was found by Cheapflights users on 3/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:00 pm
BOS
- FCO
1 stop18h 05m
Delta
Wed 5/131:10 pm
FCO
- BOS
Nonstop9h 24m
Delta
Deal found 3/14![Delta logo]()
$661
This ITA Airways deal was found by Cheapflights users on 3/14. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/65:05 pm
BOS
- BCN
1 stop11h 45m
ITA Airways
Wed 4/156:20 am
BCN
- BOS
1 stop13h 20m
ITA Airways
Deal found 3/14![ITA Airways logo]()
$729
This British Airways deal was found by Cheapflights users on 3/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:35 pm
BOS
- LHR
Nonstop6h 35m
British Airways
Mon 8/318:10 pm
LHR
- BOS
Nonstop7h 25m
British Airways
Deal found 3/17![British Airways logo]()
$677
Last-minute flights from Boston to EuropeDiscover last-minute flight deals from Boston to Europe. Data last updated March 19, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Europe. Data last updated March 19, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Sun 3/2211:45 pm
BOS
- MAD
1 stop9h 20m
TAP AIR PORTUGAL
Mon 3/307:40 am
MAD
- BOS
1 stop13h 05m
TAP AIR PORTUGAL
Deal found 3/14![TAP AIR PORTUGAL logo]()
$408
This Mytrip deal was found by Cheapflights users on 3/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2211:45 pm
BOS
- BCN
1 stop19h 00m
TAP AIR PORTUGAL
Tue 3/318:20 pm
BCN
- BOS
1 stop24h 25m
TAP AIR PORTUGAL
Deal found 3/16![TAP AIR PORTUGAL logo]()
$432
This oojo deal was found by Cheapflights users on 3/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/299:50 pm
BOS
- DUB
1 stop20h 15m
Turkish Airlines
Fri 4/105:05 pm
DUB
- BOS
1 stop31h 50m
Turkish Airlines
Deal found 3/17![Turkish Airlines logo]()
$426
This CheapOair deal was found by Cheapflights users on 3/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:50 pm
BOS
- DUB
1 stop20h 15m
Turkish Airlines
Wed 4/2910:40 am
DUB
- BOS
1 stop38h 15m
Turkish Airlines
Deal found 3/17![Turkish Airlines logo]()
$430
This Mytrip deal was found by Cheapflights users on 3/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:50 pm
BOS
- DUB
1 stop9h 15m
Icelandair
Thu 5/72:15 pm
DUB
- BOS
1 stop12h 30m
Icelandair
Deal found 3/14![Icelandair logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Sun 4/2610:40 pm
BOS
- MAD
1 stop12h 40m
TAP AIR PORTUGAL
Sun 5/101:40 pm
MAD
- BOS
1 stop12h 40m
TAP AIR PORTUGAL
Deal found 3/14![TAP AIR PORTUGAL logo]()
$407
This oojo deal was found by Cheapflights users on 3/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:00 pm
BOS
- DUB
1 stop9h 15m
Icelandair
Mon 5/42:15 pm
DUB
- BOS
1 stop9h 35m
Icelandair
Deal found 3/17![Icelandair logo]()
$416
This oojo deal was found by Cheapflights users on 3/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:50 pm
BOS
- DUB
1 stop11h 25m
Icelandair
Tue 5/52:15 pm
DUB
- BOS
1 stop9h 35m
Icelandair
Deal found 3/17![Icelandair logo]()
$422
This Super.com deal was found by Cheapflights users on 3/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:45 pm
BOS
- BCN
1 stop14h 35m
TAP AIR PORTUGAL
Tue 5/56:00 am
BCN
- BOS
1 stop14h 45m
TAP AIR PORTUGAL
Deal found 3/17![TAP AIR PORTUGAL logo]()
$430
This Mytrip deal was found by Cheapflights users on 3/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:45 pm
BOS
- BCN
1 stop20h 45m
TAP AIR PORTUGAL
Wed 5/610:40 pm
BCN
- BOS
1 stop27h 40m
TAP AIR PORTUGAL
Deal found 3/16![TAP AIR PORTUGAL logo]()
$431
This FlightHub deal was found by Cheapflights users on 3/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:40 pm
BOS
- BCN
1 stop18h 30m
Scandinavian Airlines
Tue 5/127:00 pm
BCN
- BOS
1 stop26h 35m
Scandinavian Airlines
Deal found 3/17![Scandinavian Airlines logo]()
$435
This oojo deal was found by Cheapflights users on 3/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:50 pm
BOS
- DUB
1 stop9h 15m
Icelandair
Mon 5/42:15 pm
DUB
- BOS
1 stop12h 30m
Icelandair
Deal found 3/16![Icelandair logo]()
$424
One-way flights from Boston to EuropeSearch for one-way flight options from Boston to Europe. Find affordable one-way fares based on user searches. Data last updated March 19, 2026.
Search for one-way flight options from Boston to Europe. Find affordable one-way fares based on user searches. Data last updated March 19, 2026.
This Trip.com deal was found by Cheapflights users on 3/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:50 pm
BOS
- LGW
2 stops18h 20m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$228
This Trip.com deal was found by Cheapflights users on 3/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:50 pm
BOS
- LHR
2 stops17h 15m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:50 pm
BOS
- LGW
2 stops30h 50m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/138:50 pm
BOS
- LGW
2 stops30h 50m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Fri 4/38:50 pm
BOS
- LGW
2 stops30h 50m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Sun 4/128:50 pm
BOS
- LGW
2 stops30h 15m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$249
This Mytrip deal was found by Cheapflights users on 3/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:00 pm
BOS
- LHR
1 stop31h 55m
Icelandair
Deal found 3/14![Icelandair logo]()
$252
This Mytrip deal was found by Cheapflights users on 3/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:00 pm
BOS
- LHR
1 stop31h 55m
Icelandair
Deal found 3/15![Icelandair logo]()
$254
This Trip.com deal was found by Cheapflights users on 3/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:50 pm
BOS
- LHR
1 stop10h 05m
Icelandair
Deal found 3/14![Icelandair logo]()
$258
This Trip.com deal was found by Cheapflights users on 3/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:50 pm
BOS
- LHR
2 stops17h 00m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$259
This eDestinos deal was found by Cheapflights users on 3/14. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:10 pm
BOS
- LHR
Nonstop6h 50m
British Airways
Deal found 3/14![British Airways logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/208:50 pm
BOS
- LHR
2 stops19h 45m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$261
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 March 19, 2026.
Round-trip from | $407 (Kiwi.com) |
|---|---|
One-way from | $228 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $716 |
Good round-trip deal | $421 or less |
Good one-way deal | $272 or less |
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 March 19, 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
Cheapest round-trip
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Mon 8/17
5:40 pm-10:10 am
2 stops35h 30m
Dublin
Mon 8/31
7:50 pm-3:35 pm
2 stops24h 45m
$496
BostonMadrid
BOS - MAD
BOSMAD
Boston Logan Intl
Tue 4/14
5:45 am-6:50 am
2 stops19h 05m
Madrid Barajas
Tue 4/21
10:50 am-6:19 pm
1 stop13h 29m
$514
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Sun 5/3
3:32 pm-7:30 am
1 stop10h 58m
Dublin
Sun 5/10
8:50 am-11:59 pm
1 stop20h 09m
$525
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Sun 5/3
5:40 pm-7:05 pm
2 stops20h 25m
Dublin
Wed 5/13
11:00 am-3:35 pm
2 stops33h 35m
$526
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Sun 7/26
5:45 am-7:20 am
1 stop20h 35m
Dublin
Fri 8/7
9:20 am-4:08 pm
1 stop11h 48m
$539
BostonParis
BOS - CDG
BOSCDG
Boston Logan Intl
Thu 4/23
5:40 pm-7:40 pm
2 stops20h 00m
Paris Charles de Gaulle
Tue 5/5
8:30 pm-3:35 pm
2 stops25h 05m
$546
Quickest round-trip
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Sat 8/8
11:40 pm-10:45 am
Nonstop6h 05m
Dublin
Wed 8/19
3:00 pm-5:17 pm
Nonstop7h 17m
$561
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Thu 7/16
5:45 am-7:20 am
1 stop20h 35m
Dublin
Sun 7/26
9:20 am-4:08 pm
1 stop11h 48m
$566
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Sun 4/26
6:05 pm-12:20 am
2 stops24h 15m
Barcelona-El Prat
Sun 5/10
5:35 am-8:20 pm
2 stops20h 45m
$578
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Fri 8/21
11:40 pm-10:45 am
Nonstop6h 05m
Dublin
Sun 8/30
5:55 am-1:18 pm
1 stop12h 23m
$579
Showing 1-10 of 60 resultsSorted by cheapest first
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.
BOS-LGW
BOS-LHR
BOS-DUB
BOS-MAD
BOS-BCN
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
BOS-EU0
BOS-LGW
BOS-LHR
BOS-DUB
BOS-MAD
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 March 19, 2026.
When flying from Boston to Europe, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 March 19, 2026.
Peruse reviews from past customers who have flown with Delta,Aer Lingus, andIberia 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.
Entertainment
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top countries
Top destinations
Alternative routes for Boston to Europe
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Europe by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Europe by cabin class
Find flights from Boston to Europe, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Europe flights
Browse other Boston and Europe flight options. Last updated on March 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Europe countries
Consider these flights traveling to countries located in Europe.
Boston to Europe flights
Consider these flights traveling from Boston to Europe.
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 March 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$566 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$164 | Average$498 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$230 | Average$625 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$238 | Average$677 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$272 | Average$520 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$293 | Average$686 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$311 | Average$864 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$315 | Average$436 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$339 | Average$550 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$349 | Average$562 | FlexibilityNo cancel fee | On-timeN/A |