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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 4/20. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
10:40 pm - 11:55 am
BOS
-
BCN
7h 15mnonstop
Iberia Logo
6:10 pm - 8:55 pm
BCN
-
BOS
8h 45mnonstop
$383Iberia
Sat, Feb 7 - Sat, Feb 14
LEVEL Logo
11:40 pm - 11:55 am
BOS
-
BCN
7h 15mnonstop
LEVEL Logo
6:30 pm - 9:05 pm
BCN
-
BOS
8h 35mnonstop
$384LEVEL
Tue, Mar 17 - Fri, Apr 3
TAP AIR PORTUGAL Logo
10:25 pm - 8:20 pm
BOS
-
BCN
15h 55m
1 stop
TAP AIR PORTUGAL Logo
9:10 pm - 2:35 pm
BCN
-
BOS
23h 25m
1 stop
$385TAP AIR PORTUGAL
Sat, Feb 7 - Sat, Feb 14
Iberia Logo
10:50 pm - 12:10 pm
BOS
-
BCN
7h 20mnonstop
Iberia Logo
6:30 pm - 9:05 pm
BCN
-
BOS
8h 35mnonstop
$386Iberia
Fri, Apr 10 - Sat, Apr 18
TAP AIR PORTUGAL Logo
6:05 pm - 11:45 pm
BOS
-
BCN
23h 40m
1 stop
TAP AIR PORTUGAL Logo
6:05 pm - 2:35 pm
BCN
-
BOS
26h 30m
1 stop
$388TAP AIR PORTUGAL
Sat, Feb 21 - Sat, Mar 7
TAP AIR PORTUGAL Logo
6:05 pm - 11:45 pm
BOS
-
BCN
23h 40m
1 stop
TAP AIR PORTUGAL Logo
6:45 am - 2:35 pm
BCN
-
BOS
13h 50m
1 stop
$389TAP AIR PORTUGAL
Sat, Feb 21 - Sun, Mar 1
Iberia Logo
10:40 pm - 11:55 am
BOS
-
BCN
7h 15mnonstop
Iberia Logo
6:10 pm - 8:55 pm
BCN
-
BOS
8h 45mnonstop
$390Iberia
Mon, Feb 23 - Mon, Mar 2
LEVEL Logo
10:50 pm - 12:10 pm
BOS
-
BCN
7h 20mnonstop
LEVEL Logo
6:30 pm - 9:05 pm
BCN
-
BOS
8h 35mnonstop
$391LEVEL
Mon, Apr 27 - Tue, May 26
TAP AIR PORTUGAL Logo
10:25 pm - 10:05 am
BOS
-
BCN
29h 40m
1 stop
TAP AIR PORTUGAL Logo
9:10 pm - 2:35 pm
BCN
-
BOS
23h 25m
1 stop
$392TAP AIR PORTUGAL
Sat, Feb 28 - Sat, Mar 7
TAP AIR PORTUGAL Logo
7:05 pm - 10:05 am
BOS
-
BCN
10h 00m
1 stop
TAP AIR PORTUGAL Logo
6:45 am - 3:35 pm
BCN
-
BOS
13h 50m
1 stop
$394TAP AIR PORTUGAL
Tue, Mar 10 - Wed, Mar 18

TAP AIR PORTUGAL flights from Boston to Barcelona

Our best TAP AIR PORTUGAL deals on Boston to Barcelona flight tickets
TAP AIR PORTUGAL
Feb 7
BOS10:25 pmBoston Logan Intl
15h 55m
1 stop
BCN8:20 pmBarcelona-El Prat
Feb 14
BCN9:10 pmBarcelona-El Prat
23h 25m
1 stop
BOS2:35 pmBoston Logan Intl
$385
TAP AIR PORTUGAL
Feb 21
BOS6:05 pmBoston Logan Intl
23h 40m
1 stop
BCN11:45 pmBarcelona-El Prat
Mar 7
BCN6:05 pmBarcelona-El Prat
26h 30m
1 stop
BOS2:35 pmBoston Logan Intl
$388
TAP AIR PORTUGAL
Feb 21
BOS6:05 pmBoston Logan Intl
23h 40m
1 stop
BCN11:45 pmBarcelona-El Prat
Mar 1
BCN6:45 amBarcelona-El Prat
13h 50m
1 stop
BOS2:35 pmBoston Logan Intl
$389

Iberia flights from Boston to Barcelona

Our best Iberia deals on Boston to Barcelona flight tickets
Iberia
Feb 7
BOS10:40 pmBoston Logan Intl
7h 15m
BCN11:55 amBarcelona-El Prat
Feb 14
BCN6:10 pmBarcelona-El Prat
8h 45m
BOS8:55 pmBoston Logan Intl
$383
Iberia
Feb 3
BOS10:40 pmBoston Logan Intl
7h 15m
BCN11:55 amBarcelona-El Prat
Feb 12
BCN6:10 pmBarcelona-El Prat
8h 45m
BOS8:55 pmBoston Logan Intl
$386
Iberia
Feb 23
BOS10:40 pmBoston Logan Intl
7h 15m
BCN11:55 amBarcelona-El Prat
Mar 2
BCN6:10 pmBarcelona-El Prat
8h 45m
BOS8:55 pmBoston Logan Intl
$390

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 January 27, 2026.
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 2/7

10:40 pm-11:55 am

Nonstop7h 15m

Barcelona-El Prat

Sat 2/14

6:10 pm-8:55 pm

Nonstop8h 45m

$383

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Tue 3/17

11:40 pm-11:55 am

Nonstop7h 15m

Barcelona-El Prat

Fri 4/3

6:30 pm-9:05 pm

Nonstop8h 35m

$384

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sat 2/7

10:25 pm-8:20 pm

1 stop15h 55m

Barcelona-El Prat

Sat 2/14

9:10 pm-2:35 pm

1 stop23h 25m

$385

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Fri 4/10

10:50 pm-12:10 pm

Nonstop7h 20m

Barcelona-El Prat

Sat 4/18

6:30 pm-9:05 pm

Nonstop8h 35m

$386

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sat 2/21

6:05 pm-11:45 pm

1 stop23h 40m

Barcelona-El Prat

Sat 3/7

6:05 pm-2:35 pm

1 stop26h 30m

$388

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sat 2/21

6:05 pm-11:45 pm

1 stop23h 40m

Barcelona-El Prat

Sun 3/1

6:45 am-2:35 pm

1 stop13h 50m

$389

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Mon 2/23

10:40 pm-11:55 am

Nonstop7h 15m

Barcelona-El Prat

Mon 3/2

6:10 pm-8:55 pm

Nonstop8h 45m

$390

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Mon 4/27

10:50 pm-12:10 pm

Nonstop7h 20m

Barcelona-El Prat

Tue 5/26

6:30 pm-9:05 pm

Nonstop8h 35m

$391

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sat 2/28

10:25 pm-10:05 am

1 stop29h 40m

Barcelona-El Prat

Sat 3/7

9:10 pm-2:35 pm

1 stop23h 25m

$392

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Tue 3/10

7:05 pm-10:05 am

1 stop10h 00m

Barcelona-El Prat

Wed 3/18

6:45 am-3:35 pm

1 stop13h 50m

$394

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 $475.

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 $542. 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 $664.

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 $599. 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 in the afternoon when prices are $746 on average. Flights to Barcelona from Boston in the afternoon 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 $565 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 $492 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 10m

Direct flights

Every day

Airports in Barcelona

3 airports
The fastest flight from Boston to Barcelona takes 7h 10m
Direct flights go from Boston to Barcelona every day.
There are 3 airports in Barcelona. From Boston there are direct flights to Barcelona-El Prat (BCN).
Search flight deals

  • 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 10m.

  • 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
CondorPriceFrom $180Free CancellationRating
6.4
399 reviews
Search Condor flights
IcelandairPriceFrom $245Free CancellationRating
7.1
603 reviews
Search Icelandair flights
PLAYPriceFrom $308Free CancellationRating
7.0
103 reviews
Search PLAY flights
TAP AIR PORTUGALPriceFrom $332Free CancellationRating
7.1
2,130 reviews
Search TAP AIR PORTUGAL flights
FinnairPriceFrom $349Free CancellationRating
7.6
1,356 reviews
Search Finnair flights
Air CanadaPriceFrom $399Free CancellationRating
7.1
10,666 reviews
Search Air Canada flights
SWISSPriceFrom $409Free CancellationRating
7.6
1,863 reviews
Search SWISS flights
Air FrancePriceFrom $424Free CancellationRating
7.4
1,528 reviews
Search Air France flights
ITA AirwaysPriceFrom $429Free CancellationRating
6.7
1,131 reviews
Search ITA Airways flights
Aer LingusPriceFrom $434Free CancellationRating
7.2
1,442 reviews
Search Aer Lingus 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