$355+ Cheap flights from Barcelona-El Prat (BCN) to Boston (BOS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — BOS
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Barcelona-El Prat to Boston 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.Cheapflights Tip: The best prices from Barcelona-El Prat to Boston Logan Intl are usually found in February or March, booked 43 days in advance, depart on a Thursday or Wednesday and return on a Monday
Cheap flight deals from Barcelona-El Prat to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Barcelona-El Prat to BostonExplore the most affordable flight options available from Barcelona-El Prat to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Barcelona-El Prat to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This British Airways deal was found by Cheapflights users on 9/5. 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.
Wed 9/236:30 pm -
Nonstop8h 35m
Sun 9/2711:35 am -
1 stop13h 10m
Deal found 9/5![Multiple Airlines logo]()
$513
This Rumbo deal was found by Cheapflights users on 9/3. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/245:55 am -
1 stop13h 50m
Tue 1/59:50 pm -
1 stop10h 15m
Deal found 9/3![Multiple Airlines logo]()
$514
This Booking.com deal was found by Cheapflights users on 9/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:30 pm -
Nonstop8h 35m
Wed 10/710:55 pm -
Nonstop7h 05m
Deal found 9/2![Iberia logo]()
$515
This Mytrip deal was found by Cheapflights users on 9/5. 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.
Wed 9/2311:00 am -
1 stop13h 50m
Sun 9/275:25 pm -
1 stop10h 55m
Deal found 9/5![Aer Lingus logo]()
$516
This American Airlines deal was found by Cheapflights users on 9/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:30 pm -
1 stop13h 20m
Fri 10/169:20 pm -
1 stop10h 40m
Deal found 9/3![American Airlines logo]()
$517
This Expedia deal was found by Cheapflights users on 9/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:30 am -
1 stop16h 30m
Sun 11/18:50 pm -
1 stop30h 20m
Deal found 9/2![Iberia logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Thu 12/312:35 pm -
1 stop13h 20m
Fri 12/1110:10 pm -
1 stop13h 05m
Deal found 9/3![TAP AIR PORTUGAL logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/148:20 pm -
1 stop24h 25m
Wed 10/2110:45 pm -
1 stop17h 05m
Deal found 9/3![TAP AIR PORTUGAL logo]()
$521
This British Airways deal was found by Cheapflights users on 9/2. 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 10/2911:30 am -
1 stop14h 29m
Sun 11/13:00 pm -
1 stop12h 10m
Deal found 9/2![British Airways logo]()
$523
This British Airways deal was found by Cheapflights users on 9/2. 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.
Wed 9/3012:50 pm -
1 stop14h 59m
Wed 10/710:55 pm -
Nonstop7h 05m
Deal found 9/2![Multiple Airlines logo]()
$524
This United Airlines deal was found by Cheapflights users on 9/3. 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 12/16:50 am -
1 stop12h 55m
Wed 12/911:00 am -
1 stop15h 20m
Deal found 9/3![United Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Wed 11/116:50 am -
1 stop12h 55m
Sun 11/156:36 pm -
1 stop12h 39m
Deal found 9/4![United Airlines logo]()
$526
Best flights from Barcelona-El Prat to BostonDiscover carefully curated flight deals from Barcelona-El Prat to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Barcelona-El Prat to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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 12/16:50 am -
1 stop12h 55m
Sat 12/129:30 am -
1 stop17h 30m
Deal found 9/3![United Airlines logo]()
$525
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/3. 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.
Sun 10/1810:40 pm -
2 stops27h 40m
Sun 10/2511:10 pm -
1 stop13h 05m
Deal found 9/3![TAP AIR PORTUGAL logo]()
$618
This Delta deal was found by Cheapflights users on 8/31. 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.
Thu 10/13:15 pm -
Nonstop8h 30m
Sun 10/117:05 pm -
1 stop10h 10m
Deal found 8/31![Delta logo]()
$623
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Wed 11/116:50 am -
1 stop12h 55m
Sun 11/156:36 pm -
1 stop12h 39m
Deal found 9/4![United Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 2/276:50 am -
1 stop12h 55m
Sat 3/272:16 pm -
1 stop12h 04m
Deal found 9/3![United Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 9/1. 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 12/221:35 pm -
1 stop13h 53m
Thu 12/313:31 pm -
1 stop10h 49m
Deal found 9/1![United Airlines logo]()
$540
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Mon 9/2812:15 pm -
1 stop11h 52m
Mon 10/56:00 am -
2 stops20h 00m
Deal found 8/31![United Airlines logo]()
$600
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/173:15 pm -
2 stops23h 02m
Thu 9/2410:51 am -
2 stops15h 29m
Deal found 9/3![United Airlines logo]()
$600
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 10/106:00 am -
1 stop19h 55m
Tue 10/206:00 am -
2 stops20h 00m
Deal found 9/1![United Airlines logo]()
$615
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/13:15 pm -
2 stops34h 10m
Thu 10/88:05 pm -
1 stop20h 20m
Deal found 9/2![United Airlines logo]()
$624
Last-minute flights from Barcelona-El Prat to BostonDiscover last-minute flight deals from Barcelona-El Prat to Boston. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Barcelona-El Prat to Boston. Data last updated September 5, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:00 am -
1 stop14h 10m
Sun 9/2011:35 pm -
Nonstop7h 05m
Deal found 9/3![Iberia logo]()
$526
This British Airways deal was found by Cheapflights users on 9/5. 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.
Wed 9/236:30 pm -
Nonstop8h 35m
Sun 9/2711:35 am -
1 stop13h 10m
Deal found 9/5![Multiple Airlines logo]()
$513
This Mytrip deal was found by Cheapflights users on 9/5. 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.
Wed 9/2311:00 am -
1 stop13h 50m
Sun 9/275:25 pm -
1 stop10h 55m
Deal found 9/5![Aer Lingus logo]()
$516
This British Airways deal was found by Cheapflights users on 9/4. 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 9/2412:50 pm -
1 stop13h 24m
Thu 10/810:55 pm -
Nonstop7h 05m
Deal found 9/4![Multiple Airlines logo]()
$525
This Booking.com deal was found by Cheapflights users on 9/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:30 pm -
Nonstop8h 35m
Wed 10/710:55 pm -
Nonstop7h 05m
Deal found 9/2![Iberia logo]()
$515
This British Airways deal was found by Cheapflights users on 9/2. 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.
Wed 9/3012:50 pm -
1 stop14h 59m
Wed 10/710:55 pm -
Nonstop7h 05m
Deal found 9/2![Multiple Airlines logo]()
$524
This American Airlines deal was found by Cheapflights users on 9/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:30 pm -
1 stop13h 20m
Fri 10/169:20 pm -
1 stop10h 40m
Deal found 9/3![American Airlines logo]()
$517
This Iberia deal was found by Cheapflights users on 9/4. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:30 pm -
Nonstop8h 35m
Fri 10/169:20 pm -
1 stop17h 00m
Deal found 9/4![Iberia logo]()
$527
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/148:20 pm -
1 stop24h 25m
Wed 10/2110:45 pm -
1 stop17h 05m
Deal found 9/3![TAP AIR PORTUGAL logo]()
$521
This Expedia deal was found by Cheapflights users on 9/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:30 am -
1 stop16h 30m
Sun 11/18:50 pm -
1 stop30h 20m
Deal found 9/2![Iberia logo]()
$518
This British Airways deal was found by Cheapflights users on 9/2. 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 10/2911:30 am -
1 stop14h 29m
Sun 11/13:00 pm -
1 stop12h 10m
Deal found 9/2![British Airways logo]()
$523
One-way flights from Barcelona-El Prat to BostonSearch for one-way flight options from Barcelona-El Prat to Boston. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Barcelona-El Prat to Boston. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This Booking.com deal was found by Cheapflights users on 8/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:10 pm -
1 stop23h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![TAP AIR PORTUGAL logo]()
$355
This Mytrip deal was found by Cheapflights users on 8/31. 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.
Tue 11/176:05 pm -
1 stop26h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![TAP AIR PORTUGAL logo]()
$358
This SmartFares deal was found by Cheapflights users on 9/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/166:45 am -
1 stop13h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![TAP AIR PORTUGAL logo]()
$360
This SmartFares deal was found by Cheapflights users on 9/3. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:45 am -
1 stop13h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![TAP AIR PORTUGAL logo]()
$361
This Mytrip deal was found by Cheapflights users on 9/2. 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 11/236:45 am -
1 stop19h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![TAP AIR PORTUGAL logo]()
$363
This SmartFares deal was found by Cheapflights users on 9/2. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/146:45 am -
1 stop19h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![TAP AIR PORTUGAL logo]()
$364
This SmartFares deal was found by Cheapflights users on 8/31. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/136:45 am -
1 stop13h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![TAP AIR PORTUGAL logo]()
$366
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1810:55 am -
1 stop15h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![TAP AIR PORTUGAL logo]()
$367
This SmartFares deal was found by Cheapflights users on 9/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/810:55 am -
1 stop33h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![TAP AIR PORTUGAL logo]()
$369
This Cheapflightsfares deal was found by Cheapflights users on 9/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3012:35 pm -
1 stop13h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![TAP AIR PORTUGAL logo]()
$371
Find flight deals from Barcelona-El Prat to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $513 (British Airways) |
One-way from | $355 (Booking.com) |
Popular in | July |
Cheapest in | February |
Average price | $636 |
Good round-trip deal | $687 or less |
Good one-way deal | $420 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Barcelona-El Prat to Boston 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 7,457,451 searches. Data last updated September 5, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Fri 12/11
9:10 pm-2:40 pm
1 stop23h 30m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$381
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Fri 12/4
6:45 am-7:55 pm
1 stop19h 10m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$381
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Wed 12/9
6:45 am-2:40 pm
1 stop13h 55m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$382
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Sat 1/30
9:10 pm-8:45 pm
2 stops29h 35m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$395
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Fri 2/5
6:05 pm-8:45 pm
2 stops56h 40m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$403
Quickest round-trip
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Wed 10/14
6:30 pm-9:05 pm
Nonstop8h 35m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$405
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Wed 2/24
6:00 am-2:13 pm
1 stop14h 13m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$413
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Wed 2/24
11:15 am-7:01 pm
1 stop13h 46m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$414
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Wed 10/7
10:40 pm-2:45 pm
1 stop22h 05m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$416
BarcelonaBoston
BCN Barcelona-El Prat - BOS Boston Logan Intl
BCNBOS
Barcelona-El Prat
Sun 2/28
6:05 pm-2:40 pm
1 stop26h 35m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$416
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Barcelona-El Prat to Boston
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Barcelona-El Prat to Boston in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Barcelona-El Prat Airport-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Barcelona-El Prat to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Barcelona-El Prat with our price prediction graph.
BCN-BOS
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 Barcelona-El Prat Airport to Boston
Prices
Airlines
Delays
How far ahead should I book a flight from Barcelona-El Prat Airport to Boston?
Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Barcelona-El Prat Airport to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Barcelona-El Prat Airport to Boston?
Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Boston (average of $411). Flying from Barcelona-El Prat Airport to Boston in July is currently the most expensive (average of $650). 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 BCN to BOS?
Find hourly flight availability from Barcelona-El Prat to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 5, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Barcelona-El Prat Airport to Boston as you normally would.
How often are flights from Barcelona to Boston delayed?
About 12% of weekly flights between Barcelona and Boston have experienced delays in the past year, with the average delay time being 143 minutes.
What is the most punctual flight time for Barcelona to Boston flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Barcelona to Boston flights?
Over the last year, LEVEL have had the lowest number of delays on this route, with just 8% of flights being delayed.
The best insider tips for Barcelona-El Prat Airport to Boston flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Barcelona-El Prat Airport to Boston trip
Our travel experts
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated September 5, 2026.
Get a feel of what it's like to fly with Delta,JetBlue, andIberia from Barcelona-El Prat Airport to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Related info for your journey
Find useful and relevant information for your journey from Barcelona-El Prat to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
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Barcelona-El Prat and Boston flights
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Browse through other flights departing from Barcelona-El Prat. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
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Top 8 airlines flying from Barcelona-El Prat to Boston
Discover the top 8 airlines that operate flights from Barcelona-El Prat to Boston. 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 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$245 | Average$548 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$415 | Average$674 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$419 | Average$575 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$443 | Average$676 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$467 | Average$613 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$490 | Average$566 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$533 | Average$673 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$599 | Average$645 | FlexibilityNo cancel fee | On-time62% |