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Cheap flights from Boston to Barcelona from $506

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Barcelona departing on 9/14. 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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Find the cheapest flights from Boston to Barcelona

Cheap round-trip flights

Logo
10:20 am - 11:00 pmBOS-GRO
30h 40m2 stops
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6:50 am - 9:55 amGRO-BOS
33h 05m2 stops
$506
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Sun, Sep 14 - Sun, Sep 21
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10:20 am - 2:15 pmBOS-GRO
21h 55m3 stops
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10:45 pm - 2:30 pmGRO-BOS
21h 45m2 stops
$512
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Tue, Sep 16 - Fri, Sep 26
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6:35 pm - 10:20 amBOS-GRO
9h 45m1 stop
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6:50 am - 2:20 pmGRO-BOS
37h 30m2 stops
$718
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Sun, Sep 14 - Sun, Sep 21
Logo
6:00 am - 11:00 pmBOS-GRO
35h 00m3 stops
Logo
6:50 am - 2:20 pmGRO-BOS
37h 30m3 stops
$724
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Sun, Sep 14 - Sun, Sep 21
Logo
6:10 pm - 5:15 pmBOS-GRO
17h 05m2 stops
Logo
6:50 am - 2:20 pmGRO-BOS
37h 30m3 stops
$751
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Sun, Sep 14 - Sun, Sep 21
Logo
6:35 pm - 10:20 amBOS-GRO
9h 45m1 stop
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6:50 am - 2:40 pmGRO-BOS
13h 50m1 stop
$803
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Sun, Sep 14 - Sun, Sep 21
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10:40 am - 11:10 pmBOS-GRO
30h 30m3 stops
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6:00 am - 10:39 pmGRO-BOS
22h 39m3 stops
$835
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Tue, Sep 16 - Fri, Sep 26
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7:25 am - 10:45 amBOS-GRO
21h 20m1 stop
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10:45 pm - 2:40 pmGRO-BOS
21h 55m1 stop
$1,052
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Tue, Sep 16 - Fri, Sep 26

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Girona Costa Brava Airport 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 July 31, 2025.
Use the filters below to find and compare flights from Boston to Girona Costa Brava Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonGirona

BOS - GRO

BOSGRO

Boston Logan Intl

Sun 9/14

10:20 am-11:00 pm

2 stops30h 40m

Girona Costa Brava

Sun 9/21

6:50 am-9:55 am

2 stops33h 05m

$506

BostonGirona

BOS - GRO

BOSGRO

Boston Logan Intl

Tue 9/16

10:20 am-2:15 pm

3 stops21h 55m

Girona Costa Brava

Fri 9/26

10:45 pm-2:30 pm

2 stops21h 45m

$512

BostonGirona

BOS - GRO

BOSGRO

Boston Logan Intl

Sun 9/14

6:35 pm-10:20 am

1 stop9h 45m

Girona Costa Brava

Sun 9/21

6:50 am-2:20 pm

2 stops37h 30m

$718

BostonGirona

BOS - GRO

BOSGRO

Boston Logan Intl

Sun 9/14

6:00 am-11:00 pm

3 stops35h 00m

Girona Costa Brava

Sun 9/21

6:50 am-2:20 pm

3 stops37h 30m

$724

BostonGirona

BOS - GRO

BOSGRO

Boston Logan Intl

Sun 9/14

6:10 pm-5:15 pm

2 stops17h 05m

Girona Costa Brava

Sun 9/21

6:50 am-2:20 pm

3 stops37h 30m

$751

BostonGirona

BOS - GRO

BOSGRO

Boston Logan Intl

Sun 9/14

6:35 pm-10:20 am

1 stop9h 45m

Girona Costa Brava

Sun 9/21

6:50 am-2:40 pm

1 stop13h 50m

$803

BostonGirona

BOS - GRO

BOSGRO

Boston Logan Intl

Tue 9/16

10:40 am-11:10 pm

3 stops30h 30m

Girona Costa Brava

Fri 9/26

6:00 am-10:39 pm

3 stops22h 39m

$835

BostonGirona

BOS - GRO

BOSGRO

Boston Logan Intl

Tue 9/16

7:25 am-10:45 am

1 stop21h 20m

Girona Costa Brava

Fri 9/26

10:45 pm-2:40 pm

1 stop21h 55m

$1,052

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Boston to Girona Costa Brava Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Girona Costa Brava Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Girona Costa Brava Airport (BOS to GRO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Girona Costa Brava Airport

Best Price Found

$506

Fastest flight time

9h 45m

Direct flights

None
The best flight deal from Boston to Girona Costa Brava Airport found on momondo in the last 72 hours is $506
The fastest flight from Boston to Girona Costa Brava Airport takes 9h 45m
There are no direct flights from Boston to Girona Costa Brava Airport. Popular non-direct route for this connection is Boston Logan Intl Airport - Girona Costa Brava Airport.
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  • How far is Boston Logan Intl to Girona Costa Brava by plane?

    There are 3652.3 mi between Boston Logan Intl and Girona Costa Brava. By plane, this route typically takes 9h 45m.

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

    Prices for flights from Boston Logan Intl Airport to Girona Costa Brava Airport were last updated today.

  • How old do you have to be to fly from Boston Logan Intl Airport to Girona Costa Brava Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Girona Costa Brava Airport.

  • What documentation or ID do you need to fly to Girona Costa Brava Airport?

    The required travel and health documents for your Girona Costa Brava Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Girona Costa Brava Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Boston to Girona Costa Brava Airport?

    Price Alerts will notify you by email when the price for flights to Girona Costa Brava Airport from Boston decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Boston to Girona Costa Brava Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Barcelona for you.

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

All flight searches from Boston to Barcelona on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Barcelona.

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

Price alerts on flights to Barcelona from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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