Find flights
Deals
When to book
FAQs

Cheap flights from Boston to Barcelona-El Prat Airport from C$ 386

BOS — BCN
6 Oct — 13 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Barcelona-El Prat

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Barcelona-El Prat

Tue 15/98:38 p.m. -
Nonstop7h 07m
Tue 22/912:50 p.m. -
Nonstop8h 38m
Deal found 2/9C$ 802
Tue 20/108:50 p.m. -
1 stop11h 55m
Sat 31/1012:25 p.m. -
1 stop11h 25m
Deal found 1/9C$ 811
Wed 9/910:55 p.m. -
Nonstop7h 05m
Wed 16/96:30 p.m. -
Nonstop8h 35m
Deal found 4/9C$ 812
Tue 20/108:50 p.m. -
1 stop11h 55m
Thu 29/102:45 p.m. -
1 stop33h 05m
Deal found 1/9C$ 814
Sat 24/108:50 p.m. -
1 stop11h 50m
Thu 5/112:45 p.m. -
1 stop33h 05m
Deal found 4/9C$ 819
Mon 28/98:50 p.m. -
1 stop11h 55m
Wed 7/103:45 p.m. -
1 stop12h 00m
Deal found 6/9C$ 822
Mon 21/98:50 p.m. -
1 stop11h 55m
Wed 30/93:45 p.m. -
1 stop33h 05m
Deal found 3/9C$ 823
Sun 6/1210:45 p.m. -
2 stops12h 30m
Sun 20/1210:55 a.m. -
1 stop15h 00m
Deal found 2/9C$ 827
Mon 21/98:50 p.m. -
1 stop11h 55m
Tue 29/93:45 p.m. -
1 stop33h 05m
Deal found 3/9C$ 834
Wed 11/116:00 p.m. -
1 stop13h 45m
Mon 16/116:05 p.m. -
2 stops32h 40m
Deal found 2/9C$ 855
Sun 18/108:38 p.m. -
Nonstop7h 12m
Wed 21/1012:50 p.m. -
Nonstop8h 43m
Deal found 2/9C$ 856

Find flight deals from Boston to Barcelona-El Prat

Round-trip from

C$ 802

One-way from

C$ 386

Popular in

June

Cheapest in

January

Average price

C$ 910
JetBlue
  • JetBlue
  • 15/9-22/9
  • Nonstop
  • 15h 45m total
  • Boston to Barcelona
Search Deals
LEVEL
  • LEVEL
  • 4/10-31/12
  • Nonstop
  • 7h 05m total
  • Boston to Barcelona
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 214 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Boston to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Thu 24/9

10:55 p.m.-12:00 p.m.

Nonstop7h 05m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 386

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Sun 4/10

11:35 p.m.-12:40 p.m.

Nonstop7h 05m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 386

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Tue 29/9

7:20 p.m.-8:35 a.m.

Nonstop7h 15m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 440

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Sat 26/9

7:20 p.m.-8:35 a.m.

Nonstop7h 15m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 441

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Mon 5/10

7:20 p.m.-8:35 a.m.

Nonstop7h 15m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 441

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Sun 4/10

6:50 p.m.-8:00 a.m.

1 stop31h 10m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 446

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Mon 28/9

6:50 p.m.-8:00 a.m.

1 stop31h 10m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 446

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Sat 31/10

3:30 p.m.-8:35 a.m.

1 stop12h 05m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 446

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Sun 27/9

7:38 a.m.-8:20 a.m.

2 stops18h 42m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 447

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Mon 2/11

1:29 p.m.-1:15 p.m.

1 stop17h 46m

Barcelona-El Prat

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 447

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Boston to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Boston with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Boston to Barcelona-El Prat Airport

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

The price you pay for your flight from Boston to Barcelona-El Prat Airport may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Boston to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from Boston to Barcelona-El Prat Airport (average of C$ 706). Flying from Boston to Barcelona-El Prat Airport in June is currently the most expensive (average of C$ 1,191). 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 BCN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Barcelona-El Prat Airport as you normally would.

How much does it cost to fly round-trip from Boston to Barcelona-El Prat Airport?

Airfare is typical for this route at the moment.

Boston to Barcelona-El Prat Airport flights typically cost between C$ 732 and C$ 1,126 in October.
The cheapest round-trip price found within the last 5 days was C$ 811 on Icelandair (20 Oct-31 Oct).

Related info for your journey

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

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Barcelona-El Prat. You should not have trouble finding flights to Barcelona-El Prat from Logan Intl; the airport handles an average of 5 outbound flights to Barcelona-El Prat per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Boston airport to Barcelona-El Prat. It is only a 4.2 km journey to Logan Intl (BOS) from Boston’s city centre.

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

    For as low as C$ 802, JetBlue can have you in Barcelona-El Prat Airport from Boston in 7h 07m. Airlines will cover a distance of 5855 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Boston to Barcelona-El Prat Airport round-trip?

    Our cheapest airline available from Boston to Barcelona-El Prat Airport is LEVEL. Our recent data shows that you can find tickets from as low as C$ 456 on this airline. Users have found that LEVEL is 50% cheaper than the other options available to this destination.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Barcelona-El Prat Airport on time: JetBlue (57%), KLM (53%), Delta (53%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Barcelona-El Prat 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 Boston to Barcelona-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from Boston to Barcelona-El Prat Airport (average of C$ 706). Flying from Boston to Barcelona-El Prat Airport in June is currently the most expensive (average of C$ 1,191). 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

Travelling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Santa Susanna
Malgrat de Mar

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Boston to Barcelona-El Prat

AirlineCheapestAverageFlexibilityOn-time
LEVELCheapestC$ 456AverageC$ 649FlexibilityNo cancel feeOn-timeN/A
Search LEVEL flights

Fly with Cheapflights

How does Cheapflights help users find flights from Boston to Barcelona-El Prat?

When you search for this flight from Boston to Barcelona-El Prat, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Boston to Barcelona-El Prat?

Cheapflights helps you find that perfect flight to Barcelona-El Prat from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Boston to Barcelona-El Prat with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Boston to Barcelona-El Prat, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Boston to Barcelona-El Prat become cheaper?

Not ready to book yet? You can track prices for flights from Boston to Barcelona-El Prat on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.