
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $393 (Mytrip) |
One-way from | $263 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $498 |
Good round-trip deal | $521 or less |
Good one-way deal | $293 or less |
Fly from
Fly to
Route
Depart
Return
Price
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Wed 4/1
5:40 pm-6:30 pm
2 stops18h 50m
Barcelona-El Prat
Sat 4/11
11:50 am-3:35 pm
2 stops33h 45m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Wed 4/15
5:30 am-8:00 am
1 stop20h 30m
Barcelona-El Prat
Tue 4/21
12:15 pm-9:27 pm
1 stop15h 12m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Tue 4/14
9:02 am-8:45 am
1 stop17h 43m
Barcelona-El Prat
Tue 4/28
11:00 am-1:15 am
1 stop20h 15m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Mon 3/16
11:40 pm-11:55 am
Nonstop7h 15m
Barcelona-El Prat
Wed 3/25
1:30 pm-8:50 pm
1 stop12h 20m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Mon 5/4
1:30 pm-8:45 am
1 stop13h 15m
Barcelona-El Prat
Tue 5/12
10:55 am-6:58 pm
1 stop14h 03m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Wed 5/6
5:40 pm-11:10 am
2 stops35h 30m
Barcelona-El Prat
Tue 5/12
6:45 pm-3:35 pm
2 stops26h 50m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Tue 4/28
1:30 pm-8:45 am
1 stop13h 15m
Barcelona-El Prat
Thu 5/14
10:55 am-6:58 pm
1 stop14h 03m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Sun 4/26
7:05 pm-3:35 pm
1 stop14h 30m
Barcelona-El Prat
Fri 5/15
3:15 pm-5:35 pm
Nonstop8h 20m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Mon 4/27
7:05 pm-5:10 pm
1 stop16h 05m
Barcelona-El Prat
Wed 5/13
3:15 pm-5:35 pm
Nonstop8h 20m
BostonBarcelona
BOS - BCN
BOSBCN
Boston Logan Intl
Mon 5/11
1:05 pm-8:45 am
1 stop13h 40m
Barcelona-El Prat
Fri 5/15
3:15 pm-5:35 pm
Nonstop8h 20m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from Boston to Barcelona-El Prat Airport is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, September is the cheapest month in which you can book a flight from Boston to Barcelona-El Prat Airport (average of $275). Flying from Boston to Barcelona-El Prat Airport in June is currently the most expensive (average of $415). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Barcelona-El Prat Airport as you normally would.
About 10% of weekly flights between Boston and Barcelona have experienced delays in the past year, with the average delay time being 130 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Over the last year, LEVEL have had the lowest number of delays on this route, with just 9% of flights being delayed.
Montreal (YUL) – chosen by Cheapflights users on 50% of 1-stop itineraries from Boston to Barcelona-El Prat Airport on Cheapflights.
Montreal (YUL) is the most affordable 1-stop option, with an average round-trip price of $517.
Flights via Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 10h 30m.
Flights via Montreal (YUL) offer the fastest connection on this route, with an average layover time of 2h 01m.
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Susie,Jan 2026
CLT - TPA
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Susie,Jan 2026
CLT - TPA
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Susie,Jan 2026
CLT - TPA
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
Susie,Jan 2026
CLT - TPA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$180 | Average$600 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$245 | Average$457 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$310 | Average$314 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$334 | Average$475 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$348 | Average$553 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$349 | Average$512 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$393 | Average$722 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$399 | Average$567 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$424 | Average$709 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$434 | Average$758 | FlexibilityNo cancel fee | On-timeN/A |