Cheap United flights from Boston to Barcelona (BOS to BCN)

Find The Best Day To Fly from Boston to Barcelona

BCN From BOS Economy Coach Packages on Similar Airlines

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Casa Pince

Casa Pince

3.5 out of 5
Save 100% on your flight
per person
Sep 7 - Sep 13
found 1 day ago
Roundtrip flight included
Boston (BOS) to Barcelona (BCN)
Grand Hyatt Barcelona

Grand Hyatt Barcelona

5 out of 5
Save 100% on your flight
per person
Sep 7 - Sep 13
found 1 day ago
Roundtrip flight included
Boston (BOS) to Barcelona (BCN)
Hotel Subur

Hotel Subur

3 out of 5
Save 100% on your flight
per person
Sep 9 - Sep 14
found 1 day ago
Roundtrip flight included
Boston (BOS) to Barcelona (BCN)
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Frequently asked questions

Can I catch a flight from Logan Intl. Airport (BOS) to BCN right now?
Be sure to check out our Covid-19 Travel Advisor to see if there are any current quarantine requirements and travel advice reports in place in Josep Tarradellas Barcelona--El Prat Airport when flying from Logan Intl. Airport (BOS).
What terminal is United Airlines at Logan Intl. Airport?
The information printed on tickets often differs from airline to airline. If you're flying from BOS to Barcelona Airport with United Airlines and you can't find your terminal details, get in touch with the airline.
Are there United Airlines non-stop flights from BOS to BCN?
Unfortunately, you can't fly direct from BOS to Barcelona Intl. Airport (BCN) with United Airlines. Prepare to make a stopover if you have to travel on this particular airline and route.
How long is a United Airlines flight from BOS to BCN?
Depending on no delays and good weather, your United Airlines flight from BOS to Barcelona Airport will take roughly 9 hours and 21 minutes. You'll have ample time to enjoy a meal, catch forty winks and revise your itinerary before you hit the tarmac.
How many direct and indirect flights does United Airlines fly from BOS to BCN?
The path is well traveled from Logan Intl. Airport to Barcelona Intl. Airport (BCN). United Airlines connects the two around 7 times every week.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to BCN, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.
United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Barcelona

Barcelona Airport Hotel

Barcelona Airport Hotel

4 out of 5
Plaza de la Volateria, 3, Poligono Mas Blau, El Prat de Llobregat
This smoke-free hotel features 2 restaurants, a bar/lounge, and a gym. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
8.6/10 Excellent! (5,041 reviews)
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Reviewed on Jul 16, 2025

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Camping 3 Estrellas

Camping 3 Estrellas

2 out of 5
C-31, km 186, Gava, Barcelona
This campground features a restaurant, an outdoor tennis court, and a bar/lounge. Bring the family and enjoy the free kid's club, mini golf, and children's pool. ...
8/10 Very Good! (1,178 reviews)
"Great budget place. Beach is close. Restaurant and convenience store are within the property. Common bathrooms but not a deal breaker. We enjoyed our stay."

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Best Western Plus Hotel Alfa Aeropuerto

Best Western Plus Hotel Alfa Aeropuerto

4 out of 5
Mercabarna Franca, Barcelona
This hotel features a restaurant, an indoor pool, and a bar/lounge. Traveling on business? Take advantage of the business center, free WiFi in public areas, ...
8.8/10 Excellent! (1,677 reviews)
"A Good place to stay overnight before flying back to the US. Close to the airport"

Reviewed on Jul 16, 2025

Best Western Plus Hotel Alfa Aeropuerto
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.