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Cheap flights from Boston to Barcelona from $200

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Barcelona departing on 2/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Scandinavian Airlines Logo
6:35 pm - 6:20 pmBOS-BCN
18h 45m1 stop
Scandinavian Airlines Logo
7:10 pm - 4:50 pmBCN-BOS
26h 40m1 stop
$425Scandinavian Airlines
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Sat, Mar 14 - Sun, Mar 22
Multiple Airlines Logo
10:45 am - 9:30 pmBOS-BCN
28h 45m2 stops
Multiple Airlines Logo
9:15 pm - 7:42 pmBCN-BOS
28h 27m3 stops
$427Multiple Airlines
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Tue, Dec 2 - Tue, Dec 9
Iberia Logo
10:40 pm - 11:55 amBOS-BCN
7h 15mnonstop
Iberia Logo
6:10 pm - 8:55 pmBCN-BOS
8h 45mnonstop
$435Iberia
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Sun, Nov 30 - Mon, Dec 8
Aer Lingus Logo
5:10 pm - 10:50 amBOS-BCN
11h 40m1 stop
Aer Lingus Logo
11:30 am - 6:59 pmBCN-BOS
13h 29m1 stop
$436Aer Lingus
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Mon, Jan 12 - Mon, Jan 26
TAP AIR PORTUGAL Logo
10:45 pm - 4:55 pmBOS-BCN
12h 10m1 stop
TAP AIR PORTUGAL Logo
6:00 am - 2:40 pmBCN-BOS
14h 40m1 stop
$438TAP AIR PORTUGAL
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Fri, Apr 3 - Wed, Apr 8
TAP AIR PORTUGAL Logo
10:30 pm - 4:55 pmBOS-BCN
12h 25m2 stops
TAP AIR PORTUGAL Logo
3:00 pm - 8:45 pmBCN-BOS
11h 45m1 stop
$442TAP AIR PORTUGAL
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Wed, Apr 15 - Thu, Apr 23
Iberia Logo
11:40 pm - 11:55 amBOS-BCN
7h 15mnonstop
Iberia Logo
1:30 pm - 8:50 pmBCN-BOS
12h 20m1 stop
$443Iberia
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Tue, Mar 10 - Tue, Mar 17
United Airlines Logo
7:30 am - 9:35 amBOS-BCN
20h 05m2 stops
United Airlines Logo
1:35 pm - 12:33 pmBCN-BOS
28h 58m2 stops
$445United Airlines
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Mon, Dec 1 - Thu, Dec 11
United Airlines Logo
3:40 pm - 9:35 amBOS-BCN
11h 55m1 stop
United Airlines Logo
1:35 pm - 7:42 pmBCN-BOS
12h 07m1 stop
$453United Airlines
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Mon, Dec 1 - Thu, Dec 11
Aer Lingus Logo
5:10 pm - 10:50 amBOS-BCN
11h 40m1 stop
Aer Lingus Logo
11:30 am - 6:59 pmBCN-BOS
13h 29m1 stop
$464Aer Lingus
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Mon, Jan 5 - Mon, Jan 19

Scandinavian Airlines flights from Boston to Barcelona

Our best Scandinavian Airlines deals on Boston to Barcelona flight tickets
Scandinavian Airlines
Mar 14
BOS6:35 pmBoston Logan Intl
18h 45m
1 stop
BCN6:20 pmBarcelona-El Prat
Mar 22
BCN7:10 pmBarcelona-El Prat
26h 40m
1 stop
BOS4:50 pmBoston Logan Intl
$425
Find similar
Scandinavian Airlines
Nov 24
BOS8:59 pmBoston Logan Intl
39h 21m
2 stops
BCN6:20 pmBarcelona-El Prat
Dec 1
BCN7:10 pmBarcelona-El Prat
26h 40m
1 stop
BOS3:50 pmBoston Logan Intl
$432
Find similar
Scandinavian Airlines
Dec 2
BOS8:50 pmBoston Logan Intl
39h 30m
2 stops
BCN6:20 pmBarcelona-El Prat
Dec 12
BCN7:10 pmBarcelona-El Prat
26h 40m
1 stop
BOS3:50 pmBoston Logan Intl
$433
Find similar

Air Canada flights from Boston to Barcelona

Our best Air Canada deals on Boston to Barcelona flight tickets
Air Canada
Dec 8
BOS10:45 amBoston Logan Intl
16h 50m
2 stops
BCN9:35 amBarcelona-El Prat
Dec 16
BCN1:35 pmBarcelona-El Prat
12h 07m
1 stop
BOS7:42 pmBoston Logan Intl
$430
Find similar
Air Canada
Dec 4
BOS10:45 amBoston Logan Intl
40h 50m
2 stops
BCN9:35 amBarcelona-El Prat
Dec 11
BCN1:35 pmBarcelona-El Prat
31h 17m
1 stop
BOS2:52 pmBoston Logan Intl
$437
Find similar
Air Canada
Dec 4
BOS6:40 pmBoston Logan Intl
32h 55m
1 stop
BCN9:35 amBarcelona-El Prat
Dec 11
BCN1:35 pmBarcelona-El Prat
12h 07m
1 stop
BOS7:42 pmBoston Logan Intl
$439
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momondo Fare Finder

 
Customize your flight search to find flights from Boston to Barcelona 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, momondo users made 832,500 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Boston to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sat 3/14

6:35 pm-6:20 pm

1 stop18h 45m

Barcelona-El Prat

Sun 3/22

7:10 pm-4:50 pm

1 stop26h 40m

$425

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Tue 12/2

10:45 am-9:30 pm

2 stops28h 45m

Barcelona-El Prat

Tue 12/9

9:15 pm-7:42 pm

3 stops28h 27m

$427

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sun 11/30

10:40 pm-11:55 am

Nonstop7h 15m

Barcelona-El Prat

Mon 12/8

6:10 pm-8:55 pm

Nonstop8h 45m

$435

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Mon 1/12

5:10 pm-10:50 am

1 stop11h 40m

Barcelona-El Prat

Mon 1/26

11:30 am-6:59 pm

1 stop13h 29m

$436

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Fri 4/3

10:45 pm-4:55 pm

1 stop12h 10m

Barcelona-El Prat

Wed 4/8

6:00 am-2:40 pm

1 stop14h 40m

$438

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Wed 4/15

10:30 pm-4:55 pm

2 stops12h 25m

Barcelona-El Prat

Thu 4/23

3:00 pm-8:45 pm

1 stop11h 45m

$442

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Tue 3/10

11:40 pm-11:55 am

Nonstop7h 15m

Barcelona-El Prat

Tue 3/17

1:30 pm-8:50 pm

1 stop12h 20m

$443

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Mon 12/1

7:30 am-9:35 am

2 stops20h 05m

Barcelona-El Prat

Thu 12/11

1:35 pm-12:33 pm

2 stops28h 58m

$445

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Mon 12/1

3:40 pm-9:35 am

1 stop11h 55m

Barcelona-El Prat

Thu 12/11

1:35 pm-7:42 pm

1 stop12h 07m

$453

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Mon 1/5

5:10 pm-10:50 am

1 stop11h 40m

Barcelona-El Prat

Mon 1/19

11:30 am-6:59 pm

1 stop13h 29m

$464

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Barcelona from

How to get the cheapest flight ticket from Boston to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Barcelona?

The month of September is, on average, the cheapest month to fly to Barcelona from Boston, with most prices found around $474. If you don’t want to visit Barcelona in September, then you should wait until January to fly from Boston, when ticket prices are also cheap, with an average price of $484.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from Boston to Barcelona is on a Monday when prices can be found for as low as $545. On the other hand, Friday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $675.

What is the cheapest time of day to depart on your flight to Barcelona?

In the evening is the cheapest time of day to fly from Boston to Barcelona when you can find flight prices for as low as $598. Flying to Barcelona in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $830 on average. Flights to Barcelona from Boston at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Boston Logan Intl to Barcelona flight route?

Fly from Boston Logan Intl to Barcelona-El Prat for the best Boston Logan Intl - Barcelona flight prices

How far in advance should I book a flight to Barcelona?

You are more likely to see cheaper flights to Barcelona from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $567 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Boston for as low as $471 on momondo.

What cabin class options are available on Boston Logan Intl to Barcelona flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Barcelona flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Boston to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Barcelona

Fastest flight time

7h 15m

Direct flights

Mon, Tue, Wed, Fri and Sun

Airports in Barcelona

1 airport
The fastest flight from Boston to Barcelona takes 7h 15m
Direct flights go from Boston to Barcelona on Monday, Tuesday, Wednesday, Friday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Barcelona: Barcelona-El Prat (BCN)
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  • How far is Boston Logan Intl to Barcelona by plane?

    Boston Logan Intl and Barcelona are 3641.9 mi apart from one another. A reasonable flight in good conditions will take 7h 15m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Barcelona?

    Prices for flights from Boston Logan Intl Airport to Barcelona are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Barcelona?

  • How old do you have to be to fly from Boston Logan Intl Airport to Barcelona?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Barcelona.

  • What documentation or ID do you need to fly to Barcelona?

    The travel and health documents you'll need for your trip to Barcelona may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Barcelona. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boston to Barcelona

Compare and see reviews for airlines that fly from Boston to Barcelona with momondo
Airline
Rating
Free Cancellation
Price
Azores AirlinesPriceFrom $269Free CancellationRating
7.4
82 reviews
Search Azores Airlines flights
PLAYPriceFrom $309Free CancellationRating
7.0
103 reviews
Search PLAY flights
TAP AIR PORTUGALPriceFrom $334Free CancellationRating
7.1
2,048 reviews
Search TAP AIR PORTUGAL flights
LEVELPriceFrom $349Free CancellationRating
0.0
0 reviews
Search LEVEL flights
FinnairPriceFrom $349Free CancellationRating
7.6
1,335 reviews
Search Finnair flights
IcelandairPriceFrom $355Free CancellationRating
7.1
572 reviews
Search Icelandair flights
Air CanadaPriceFrom $399Free CancellationRating
7.1
10,416 reviews
Search Air Canada flights
SWISSPriceFrom $409Free CancellationRating
7.5
1,779 reviews
Search SWISS flights
Air FrancePriceFrom $423Free CancellationRating
7.4
1,484 reviews
Search Air France flights
ITA AirwaysPriceFrom $429Free CancellationRating
6.7
1,081 reviews
Search ITA Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Barcelona?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Barcelona. momondo saves you time and could save you money on your trip.

Can I find flights from Boston to Barcelona with flexible booking policies on momondo?

Flights from Boston to Barcelona with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Barcelona?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Barcelona from Boston.

I’m not ready to book a flight from Boston to Barcelona right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Barcelona from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport