$325 Cheap Delta flights from Boston to Barcelona (BOS to BCN)

Find The Best Day To Fly from Boston to Barcelona

Amazing Delta BOS to BCN Flight Deals

The cheapest flights to Barcelona Intl. found within the past 7 days were round trip and $325 one way. Prices and availability subject to change. Additional terms may apply.

BCN From BOS Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Designer Luxury Two Bedroom Apartment

Designer Luxury Two Bedroom Apartment

4 out of 5
Price was $3,245, price is now $1,349 per person
$1,349
per person
Sep 25 - Sep 30
found 1 day ago
Roundtrip flight included
Boston (BOS) to Barcelona (BCN)
Eurostars Barcelona Central

Eurostars Barcelona Central

5 out of 5
Save 100% on your flight
Price was $2,100, price is now $1,381 per person
$1,381
per person
Oct 25 - Oct 31
found 1 day ago
Roundtrip non-stop flight included
Boston (BOS) to Barcelona (BCN)
Ohla Barcelona

Ohla Barcelona

5 out of 5
Save 100% on your flight
Price was $3,268, price is now $2,166 per person
$2,166
per person
Sep 21 - Sep 28
found 1 day ago
Roundtrip flight included
Boston (BOS) to Barcelona (BCN)
Don't see what you're looking for?
See all available trips from Logan Intl. to Barcelona Intl.
View all trips

Frequently asked questions

Can I catch a flight from BOS to BCN right now?
It's prudent to find out about any travel advice reports and quarantine requirements in place in your destination city. Make sure you check out our Covid-19 Travel Advisor for up-to-date information on booking a flight to Barcelona Airport from Logan Intl. Airport.
What terminal is Delta Air Lines at Logan Intl. Airport?
Before you travel from Logan Intl. Airport (BOS) to BCN with Delta Air Lines, it's probably a good idea to get in touch with the airline to find out your terminal information. While your ticket should hold some of the details, we can't guarantee it.
Are there Delta Air Lines non-stop flights from BOS to BCN?
As you can't go direct from Logan Intl. Airport to Barcelona Airport with Delta Air Lines, make the most of your layover. Order a couple of refreshments at a comfortable airport bar, or explore the terminal and indulge in some retail therapy.
How long is a Delta Air Lines flight from BOS to BCN?
As it will take about 9 hours and 25 minutes for your Delta Air Lines flight to journey from BOS to BCN, think about tossing some fun travel games in your carry-on. You never know — the passenger next to you might love the opportunity to play to break up the journey.
How many direct and indirect flights does Delta Air Lines fly from BOS to BCN?
You'll find 7 Delta Air Lines flights each week that operate from BOS to BCN.
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.

Discover our best Delta flight from Boston BOS to Barcelona BCN 

To find the best deals on flights to Boston from Barcelona with Delta, just enter your travel dates, filter by Delta, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Boston BOS to Barcelona BCN with Delta 

If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from to , it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Delta flights from Boston BOS to Barcelona BCN 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Delta flight from Boston to Barcelona costs from $325. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Barcelona BCN from  Boston BOS with Delta 

To find a cheap Delta flight from Boston BOS to Barcelona BCN, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Delta flights from Boston BOS to Barcelona BCN 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as , or if you book a flight with a stopover. 

 

Find nonstop flights from Boston BOS to Barcelona BCN with Delta 

If you’re keen to be on Barcelona soil fast, don’t waste time with a stopover—filter your search results to show direct Delta flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Delta flights from Boston BOS to Barcelona BCN 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Barcelona BCN from  Boston BOS with Delta on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Delta Airports
Hop on a(n) Delta flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ATLUSAHartsfield-Jackson Atlanta Intl.252
DTWUSADetroit Metropolitan Wayne County156
MSPUSAMinneapolis - St. Paul Intl.131
SLCUSASalt Lake City Intl.116
SEAUSASeattle - Tacoma Intl.57
LAXUSALos Angeles Intl.41
AMSNLDSchiphol31
YYCCANCalgary Intl.26
YYZCANPearson Intl.24
JFKUSAJohn F. Kennedy Intl.23

Travelers ❤️ these 🏨 after their flight to Barcelona

Barcelona Airport Hotel

Barcelona Airport Hotel

4 out of 5
Plaza de la Volateria, 3 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 ...
Barcelona Airport Hotel
INNSiDE by Meliá Barcelona Aeropuerto

INNSiDE by Meliá Barcelona Aeropuerto

4 out of 5
Plaça del Pla de L'Estany 1-2 El Prat de Llobregat Barcelona
This hotel features a restaurant, a 24-hour gym, and a bar/lounge. Traveling on business? Take advantage of the business center, free WiFi in public areas, and ...
9.2/10 Wonderful! (1,321 reviews)
"I had a wonderful stay at this hotel. Everything was excellent — from the beautiful, modern hotel and comfortable room to the cleanliness and overall atmosphere. The staff were exceptionally friendly, welcoming, and helpful. The location was also very convenient, especially for travelers arriving ..."

Reviewed on Aug 12, 2026

INNSiDE by Meliá Barcelona Aeropuerto
Sallés Hotel Ciutat del Prat Barcelona Airport

Sallés Hotel Ciutat del Prat Barcelona Airport

4 out of 5
Av. Remolar, 46 El Prat de Llobregat
This hotel features an indoor pool, a gym, and a restaurant. Traveling on business? Take advantage of the business center, free WiFi in public areas, and free ...
9.2/10 Wonderful! (1,458 reviews)
"Extremely welcoming, helpful and courteous staff! Super clean, quiet and near airport with free shuttle."

Reviewed on Aug 12, 2026

Sallés Hotel Ciutat del Prat Barcelona Airport
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.

Explore More Ways to Travel with Travelocity

*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.