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Cheap flights from Boston to Barcelona-El Prat Airport from £221

BOS — BCN
9 Nov — 16 Nov1
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

Wed 18/1119:50 -
1 stop11h 50m
Sun 22/1114:45 -
1 stop33h 05m
Deal found 5/10£445
Tue 3/1119:41 -
1 stop31h 19m
Wed 11/1113:35 -
1 stop26h 13m
Deal found 8/10£469
Wed 4/1110:25 -
1 stop17h 10m
Thu 12/1113:35 -
2 stops28h 51m
Deal found 7/10£471
Sat 14/1105:30 -
1 stop22h 05m
Mon 16/1113:35 -
2 stops32h 15m
Deal found 8/10£472
Thu 5/1107:31 -
1 stop23h 44m
Wed 11/1113:35 -
1 stop26h 13m
Deal found 8/10£473
Mon 19/1020:25 -
1 stop30h 35m
Thu 22/1013:15 -
1 stop32h 50m
Deal found 5/10£474
Thu 5/1107:20 -
2 stops20h 15m
Mon 16/1113:35 -
2 stops33h 52m
Deal found 8/10£475
Fri 6/1107:15 -
2 stops19h 45m
Sun 8/1113:35 -
2 stops34h 09m
Deal found 7/10£476
Mon 12/1019:20 -
Nonstop7h 15m
Wed 21/1015:15 -
Nonstop8h 30m
Deal found 8/10£477
Mon 19/1019:20 -
Nonstop7h 15m
Thu 22/1015:15 -
Nonstop8h 30m
Deal found 5/10£477
Mon 12/1010:15 -
1 stop20h 35m
Wed 21/1015:15 -
Nonstop8h 30m
Deal found 7/10£478
Mon 12/1015:48 -
1 stop11h 12m
Wed 21/1011:15 -
1 stop13h 51m
Deal found 6/10£479

Find flight deals from Boston to Barcelona-El Prat

Round-trip from

£443

One-way from

£221

Popular in

June

Cheapest in

February

Average price

£499
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 1/3-7/3
  • 2 total stops
  • 37h 00m total
  • Boston to Barcelona
Search Deals
British Airways
  • British Airways
  • 8/12-31/12
  • 1 total stop
  • 28h 00m total
  • Boston to Barcelona
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 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 return flight

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Mon 7/12

21:30-13:45

1 stop10h 15m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Tue 8/12

07:30-17:30

1 stop28h 00m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£221
Fastest return journey

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Wed 21/10

19:20-08:35

Nonstop7h 15m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£223

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Wed 21/10

07:01-08:20

2 stops19h 19m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£226

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Wed 25/11

06:00-09:00

2 stops21h 00m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£226

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Fri 6/11

10:30-09:00

2 stops16h 30m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£226

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Thu 3/12

06:00-09:00

2 stops21h 00m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£226

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Sat 24/10

06:00-10:00

2 stops22h 00m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£226

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Fri 4/12

09:15-09:00

2 stops17h 45m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£226

BostonBarcelona

BOS Boston Logan Intl - BCN Barcelona-El Prat

BOSBCN

Boston Logan Intl

Tue 20/10

09:51-08:20

2 stops16h 29m

Barcelona-El Prat

Wed 31/12

00:00-18:00

Nonstop0h 00m

£226

Flights are sorted by cheapest return flights first.

Deals found on 6/10

Showing 1-10 of 23 resultsSorted by cheapest first
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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 return 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?

Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Barcelona-El Prat Airport. 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 Boston to Barcelona-El Prat Airport?

Currently, February is the cheapest month in which you can book a flight from Boston to Barcelona-El Prat Airport (average of £394). Flying from Boston to Barcelona-El Prat Airport in June is currently the most expensive (average of £657). 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?

When flying from Boston to Barcelona-El Prat Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight 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 £400 and £608 in March.
The cheapest return price found within the last 5 days was £443 on TAP AIR PORTUGAL (1 Mar–7 Mar).

Related info for your journey

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

    If you book a flight to Barcelona-El Prat from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 4 flights from Logan Intl to Barcelona-El Prat per day from 0 different airlines.

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

    A quick flight from Boston to Barcelona-El Prat Airport can take about 12h 30m. British Airways provides one of the quickest options available for as low as £487. Boston and Barcelona-El Prat Airport are separated by a distance of 3638 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Consider JetBlue (68%), KLM (65%) or Delta (65%) when booking your flight. These represent the most reliable airlines when flying from Boston to Barcelona-El Prat Airport.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Boston to Barcelona-El Prat Airport (average of £394). Flying from Boston to Barcelona-El Prat Airport in June is currently the most expensive (average of £657). 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
L'Hospitalet de Llobregat
Castelldefels
Badalona
Cambrils
Santa Susanna
Tossa de Mar
El Prat de Llobregat
Palafrugell
Calella
Empuriabrava
Pineda de Mar
Cadaques
L'Estartit
La Pineda
Malgrat de Mar

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