HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$209+ Cheap flights from Barcelona-El Prat (BCN) to Boston (BOS)

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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — BOS
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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 57 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap flight deals from Barcelona-El Prat to Boston

Cheapest flights from Barcelona-El Prat to Boston
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 January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/25. 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 2/56:10 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Thu 2/1910:40 pm
BOS
-
BCN
Nonstop7h 15m
LEVEL
Deal found 1/25$342
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 10/226:30 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Tue 10/2711:40 pm
BOS
-
BCN
Nonstop7h 15m
LEVEL
Deal found 1/26$353
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 2/26:10 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Mon 2/910:40 pm
BOS
-
BCN
Nonstop7h 15m
LEVEL
Deal found 1/25$367
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 3/96:10 pm
BCN
-
BOS
Nonstop8h 45m
Iberia
Tue 3/1711:40 pm
BOS
-
BCN
Nonstop7h 15m
Iberia
Deal found 1/26$392
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 2/56:10 pm
BCN
-
BOS
Nonstop8h 45m
Iberia
Thu 2/1910:40 pm
BOS
-
BCN
Nonstop7h 15m
Iberia
Deal found 1/25$393
This Iberia deal was found by Cheapflights users on 1/26. 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 2/126:10 pm
BCN
-
BOS
Nonstop8h 45m
Iberia
Thu 2/1910:40 pm
BOS
-
BCN
Nonstop7h 15m
Iberia
Deal found 1/26$394
This Mytrip deal was found by Cheapflights users on 1/25. 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 6/48:00 am
BCN
-
BOS
1 stop12h 45m
Condor
Sun 6/145:00 pm
BOS
-
BCN
1 stop11h 00m
Condor
Deal found 1/25$404
This Condor deal was found by Cheapflights users on 1/26. 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.
Mon 5/188:00 am
BCN
-
BOS
1 stop12h 45m
Condor
Mon 5/184:45 pm
BOS
-
BCN
1 stop11h 15m
Condor
Deal found 1/26$415
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 5/76:30 pm
BCN
-
BOS
Nonstop8h 35m
LEVEL
Mon 5/1110:50 pm
BOS
-
BCN
Nonstop7h 20m
LEVEL
Deal found 1/26$416
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Sat 5/23:45 pm
BCN
-
BOS
1 stop12h 00m
Icelandair
Sun 5/108:50 pm
BOS
-
BCN
1 stop11h 55m
Icelandair
Deal found 1/26$422

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$340
(LEVEL)

One-way from

$209
(LEVEL)

Popular in

June

Cheapest in

February

Average price

$574

Good round-trip deal

$276 or less

Good one-way deal

$307 or less
Provider with most accurate pricing for Barcelona-El Prat-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Barcelona-El Prat-Boston Logan Intl flights.
Search Deals
From Barcelona-El Prat to Boston Logan Intl
Search Deals
One-way flight from Barcelona-El Prat to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Barcelona-El Prat to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Barcelona-El Prat to Boston Logan Intl.
Search Deals

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 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Boston that are best for you.

Fly from

Barcelona-El Prat

Fly to

Boston

Route

Depart

Return

Price

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Thu 2/12

6:10 pm-8:55 pm

Nonstop8h 45m

Boston Logan Intl

Tue 2/24

6:55 pm-11:20 am

1 stop10h 25m

$454

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Mon 2/9

6:10 pm-8:55 pm

Nonstop8h 45m

Boston Logan Intl

Mon 2/23

6:55 pm-11:20 am

1 stop10h 25m

$455

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Sat 2/7

6:10 pm-8:55 pm

Nonstop8h 45m

Boston Logan Intl

Mon 2/23

6:55 pm-11:20 am

1 stop10h 25m

$458

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Thu 3/5

12:35 pm-8:10 pm

1 stop13h 35m

Boston Logan Intl

Mon 3/9

7:05 pm-1:45 pm

1 stop13h 40m

$472

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Tue 3/10

9:10 pm-3:35 pm

1 stop23h 25m

Boston Logan Intl

Tue 3/17

7:05 pm-11:45 pm

1 stop23h 40m

$472

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Thu 2/12

2:35 pm-8:10 pm

1 stop11h 35m

Boston Logan Intl

Thu 2/19

10:45 pm-5:15 pm

1 stop12h 30m

$472

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Thu 2/26

6:45 am-2:35 pm

1 stop13h 50m

Boston Logan Intl

Sat 2/28

6:05 pm-11:45 am

1 stop11h 40m

$472

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Thu 2/12

12:15 pm-10:48 pm

2 stops16h 33m

Boston Logan Intl

Thu 2/19

3:45 pm-9:00 am

1 stop11h 15m

$507

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Thu 4/9

7:00 pm-3:35 pm

1 stop26h 35m

Boston Logan Intl

Mon 4/13

5:40 pm-6:10 pm

1 stop18h 30m

$523

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

Thu 4/2

7:00 pm-3:35 pm

1 stop26h 35m

Boston Logan Intl

Sun 4/12

5:40 pm-6:10 pm

1 stop18h 30m

$523

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 20 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

How far ahead should I book a flight from Barcelona-El Prat Airport to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Barcelona-El Prat to Boston. Price data was last updated on January 23, 2026.

Booking 57 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 $243). Flying from Barcelona-El Prat Airport to Boston in June is currently the most expensive (average of $431). 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 January 26, 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.

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
Paul Rubio

Paul Rubio

Expert on BOS

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
Duncan Madden

Duncan Madden

Expert on BCN

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Read more

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 January 26, 2026.
Get a feel of what it's like to fly with Delta, Vueling, and Iberia 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.
Delta
7.9
Good
8,118 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,118 reviews
Delta
7.9
Good
8,118 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Vueling
7.1
Good
1,237 reviews
Delta
7.9
Good
8,118 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,098 reviews
Delta
7.9
Good
8,118 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • What airport do you fly into for flights to Boston from Barcelona-El Prat?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Boston from Barcelona-El Prat. Booking flights from Barcelona-El Prat to Logan Intl (BOS) should be relatively easy as there are 2 daily inbound flights from Barcelona-El Prat from 8 different airlines.

  • How long is the flight from Barcelona-El Prat Airport to Boston?

    Airlines like TAP AIR PORTUGAL fly from Barcelona-El Prat Airport to Boston in about 13h 35m. The time it takes to get you to your destination can typically vary by up to . Barcelona-El Prat Airport and Boston are separated by a distance of 3638 mi.

  • What are the cheapest airlines flying from Barcelona-El Prat Airport to Boston round-trip?

    LEVEL, at $245, was found to be the cheapest airline from Barcelona-El Prat Airport to Boston.Alternate airlines to your destination round-trip include United Airlines and Iberia. You may be able to fly from Barcelona-El Prat Airport to Boston for 52% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Barcelona-El Prat Airport to Boston one-way?

    To fly one-way, consider booking your trip with LEVEL, which is currently one of the cheapest options available, starting at $152. LEVEL flights start at $159 while deals on Iberia start at $208 one-way.

  • What are the most reliable airlines from Barcelona-El Prat Airport to Boston?

    The top 3 most reliable airlines when flying from Barcelona-El Prat Airport to Boston are Vueling (76%), Finnair (76%) and LEVEL (73%).

  • What are the cheapest flights from Barcelona-El Prat Airport to Boston?

    Looking for the cheapest flight from Barcelona-El Prat Airport to Boston? While on average our users pay $1,338, our data indicates the cheapest price to be $152. The most popular route (Barcelona-El Prat - Boston Logan Intl), is priced around $342.

  • Can I find deals for flights from Barcelona-El Prat to Boston that include hotel bookings?

    Yes. In addition to deals on Barcelona-El Prat to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Barcelona-El Prat to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Barcelona-El Prat to Boston.

  • Can I find deals for business class flights from Barcelona-El Prat to Boston?

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $243). Flying from Barcelona-El Prat Airport to Boston in June is currently the most expensive (average of $431). 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.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Hampton Beach
Watertown
Seekonk
Brockton
Warwick
Seabrook
Cranston
Lincoln
Smithfield
Peabody
Quincy
York Beach
Londonderry
Swansea
Old Orchard Beach
Waltham
Lowell
Chelsea

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 for Barcelona-El Prat to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Costa Brava to Boston flights
Reus to Boston flights

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 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$245Average$673FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$459FlexibilityNo cancel feeOn-time69%
IberiaCheapest$333Average$590FlexibilityNo cancel feeOn-time77%
VuelingCheapest$346Average$556FlexibilityNo cancel feeOn-time88%
LEVELCheapest$350Average$533FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$355Average$653FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$387Average$754FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$470Average$709FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.