Cheap Flights from Boston to Barcelona
Browse current best options from Boston. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Boston
RatePunk searches hundreds of travel sites at once for deals on flights to Barcelona
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Boston to Barcelona
Explore current cheapest deals departing from Boston to Barcelona
Round trip
Sort by: Cheapest
October 11 - October 21
BOS - Barcelona
$524
$311
Round trip
October 4 - October 14
BOS - Barcelona
$500
$312
Round trip
October 4 - October 15
BOS - Barcelona
$498
$313
Round trip
October 4 - October 21
BOS - Barcelona
$492
$347
Round trip
October 18 - October 21
BOS - Barcelona
$562
$371
Round trip
October 4 - October 22
BOS - Barcelona
$493
$385
Round trip
October 18 - October 22
BOS - Barcelona
$562
$385
Round trip
October 11 - October 18
BOS - Barcelona
$543
$385
Round trip
October 4 - October 11
BOS - Barcelona
$522
$385
Round trip
September 20 - September 23
BOS - Barcelona
$540
$386
Round trip
Unlock all 500+ flight deals to Barcelona and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from Boston to Barcelona
How much is a round trip from Boston to Barcelona
Regular price: $456 - $904
Prices for flights from Boston to Barcelona are currently below the regular range.
The regular price range for flights from Boston to Barcelona is $456 to $904. The current lowest deal is $311 with Allegro, for travel from Oct 11 to Oct 21.
now $311
Low $456
High $904
The cheapest time to fly from Boston to Barcelona
The cheapest month to fly from Boston to Barcelona is February, with a median price of $385. The most expensive month is December, with a median price of $1145. Prices are generally lower from January to November.
February
Flights from $385
December
Flights from $1,145
Direct flights from Boston to Barcelona
Allegro
Last-minute flights going from Boston to Barcelona
Tue, Jun 23
BOS - Barcelona
Boston (BOS) - Barcelona (BCN)
Condor Flugdienst
$967
$643
One-way
Wed, Jul 1
BOS - Barcelona
Boston (BOS) - Barcelona (BCN)
Condor Flugdienst
$990
$756
One-way
Wed, Jul 1
BOS - Barcelona
Boston (BOS) - Barcelona (BCN)
Alitalia
$991
$786
One-way
Thu, Jul 2
BOS - Barcelona
Boston (BOS) - Barcelona (BCN)
Condor Flugdienst
$893
$653
One-way
Thu, Jul 2
BOS - Barcelona
Boston (BOS) - Barcelona (BCN)
Condor Flugdienst
$885
$665
One-way
Thu, Jul 2
BOS - Barcelona
Boston (BOS) - Barcelona (BCN)
Condor Flugdienst
$928
$672
One-way
Biggest price drops on these dates for flights from Boston to Barcelona
Jun 23 - Jun 27
$967 → $643
34%
Jul 2 - Jul 5
$990 → $682
31%
Jul 9 - Jul 15
$924 → $624
32%
Jul 19 - Jul 23
$913 → $628
31%
Popular Airports to fly from Boston to Barcelona
Boston - Barcelona route insights
💸 Price insights
Recent fares are near the typical level
Recent fares from Boston to Barcelona are near the typical level of $897.
📅 Best time to fly
Fly in February for the best prices
Historically, February is the cheapest month to fly from Boston to Barcelona, with a median price of $385.
⏱️ Flight duration
Expect a flight duration of 25h 35m
The typical flight duration from Boston to Barcelona is 25 hours and 35 minutes, including layovers.
✈️ Airlines & availability
Connecting flights are dominant on this route
Only 8.1% of deals from Boston to Barcelona are direct, with connecting flights being more common.
🏆 Airline highlight
Allegro offers direct flights
Allegro is one airline that has historically offered direct flights from Boston to Barcelona.
🎯 Booking tip
Deals are frequent for this route
Historically, deals for flights from Boston to Barcelona appear frequently, averaging 1.03 deals per day.
Boston main airports to depart from
Logan International (BOS)
Logan International Airport is a convenient option for flights from Boston to Barcelona.
📍 ~5 km from Boston (reachable by car or public transport)
💸 Flights from ~$311
Barcelona main airports to arrive at
Barcelona–El Prat (BCN)
Barcelona–El Prat is a primary arrival airport for flights from Boston to Barcelona.
📍 ~12 km from city center (reachable by public transport or car)
💸 Flights from ~$311
Airports nearby Barcelona used as alternative
Girona–Costa Brava (GRO)
Girona–Costa Brava Airport is a useful alternative, especially for budget airlines, despite seasonal schedules.
📍 ~75 km from Barcelona (reachable by bus and rail)
💸 Flights from ~$505
Reus (REU)
Reus Airport is a reliable secondary option for low-cost traffic, offering excellent accessibility to southern Catalonia.
📍 ~85 km from Barcelona (reachable by road)
💸 Flights from ~$491
Perpignan–Rivesaltes (PGF)
Perpignan–Rivesaltes Airport is a cross-border alternative, accessible via high-speed rail from Barcelona.
📍 ~150 km from Barcelona (reachable by high-speed rail)
💸 Flights from ~$748
Lleida–Alguaire (ILD)
Lleida–Alguaire Airport is a regional alternative within Catalonia, though with infrequent commercial flights.
📍 ~135 km from Barcelona
💸 Flights from ~$818
Castellón–Costa Azahar (CDT)
Castellón–Costa Azahar Airport serves as an alternative for the southernmost region, with sparse flight options.
📍 ~240 km from Barcelona
💸 Flights from ~$941
Business & First Class Flight Deals to Barcelona
Discover luxury on the budget with premium cabin class on flights from Boston to Barcelona.
Elite
Best Elite deals to Barcelona
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From BOS
Elite
Oct 19
Barcelona, Spain
94% AI deal score
$4,415
$2,197
Save $2,218
From BOS
Elite
Nov 11
Barcelona, Spain
93% AI deal score
$3,295
$1,961
Save $1,334
From BOS
Elite
Nov 14
Barcelona, Spain
93% AI deal score
$3,273
$2,009
Save $1,264
From BOS
Elite
Nov 18
Barcelona, Spain
93% AI deal score
$3,273
$2,053
Save $1,220
From BOS
Elite
Dec 02
Barcelona, Spain
93% AI deal score
$3,356
$2,054
Save $1,302
From BOS
Elite
Aug 22
Barcelona, Spain
93% AI deal score
$2,330
$1,403
Save $927
From BOS
Elite
Aug 26
Barcelona, Spain
93% AI deal score
$2,275
$1,425
Save $850
From BOS
Elite
Nov 11
Barcelona, Spain
92% AI deal score
$3,428
$2,261
Save $1,167
From BOS
Elite
Aug 23
Barcelona, Spain
92% AI deal score
$3,693
$2,358
Save $1,335
From BOS
Elite
Aug 26
Barcelona, Spain
92% AI deal score
$3,751
$2,358
Save $1,393
From BOS
Elite
Oct 19
Barcelona, Spain
92% AI deal score
$4,113
$2,492
Save $1,621
From BOS
Elite
Oct 19
Barcelona, Spain
92% AI deal score
$4,113
$2,498
Save $1,615
From BOS
Elite
Oct 19
Barcelona, Spain
92% AI deal score
$4,309
$2,498
Save $1,811
From BOS
Elite
Oct 21
Barcelona, Spain
92% AI deal score
$2,220
$1,425
Save $795
From BOS
Elite
Oct 24
Barcelona, Spain
92% AI deal score
$2,222
$1,445
Save $777
From BOS
Elite
Aug 27
Barcelona, Spain
92% AI deal score
$2,271
$1,466
Save $805
From BOS
Elite
Aug 06
Barcelona, Spain
92% AI deal score
$2,283
$1,502
Save $781
From BOS
Elite
Nov 11
Barcelona, Spain
91% AI deal score
$3,276
$2,256
Save $1,020
From BOS
Elite
Nov 11
Barcelona, Spain
91% AI deal score
$3,349
$2,256
Save $1,093
From BOS
Elite
Nov 11
Barcelona, Spain
91% AI deal score
$3,329
$2,261
Save $1,068
From BOS
Elite
Nov 11
Barcelona, Spain
91% AI deal score
$3,276
$2,261
Save $1,015
From BOS
Elite
Nov 11
Barcelona, Spain
91% AI deal score
$3,322
$2,262
Save $1,060
From BOS
Elite
Nov 14
Barcelona, Spain
91% AI deal score
$3,338
$2,304
Save $1,034
From BOS
Elite
Nov 14
Barcelona, Spain
91% AI deal score
$3,273
$2,304
Save $969
From BOS
Elite
Nov 14
Barcelona, Spain
91% AI deal score
$3,317
$2,309
Save $1,008
From BOS
Elite
Nov 14
Barcelona, Spain
91% AI deal score
$3,339
$2,309
Save $1,030
From BOS
Elite
Nov 14
Barcelona, Spain
91% AI deal score
$3,320
$2,311
Save $1,009
From BOS
Elite
Nov 14
Barcelona, Spain
91% AI deal score
$3,292
$2,311
Save $981
From BOS
Elite
Nov 25
Barcelona, Spain
91% AI deal score
$3,302
$2,345
Save $957
From BOS
Elite
Nov 18
Barcelona, Spain
91% AI deal score
$3,300
$2,348
Save $952
From BOS
Elite
Nov 18
Barcelona, Spain
91% AI deal score
$3,292
$2,348
Save $944
From BOS
Elite
Nov 18
Barcelona, Spain
91% AI deal score
$3,370
$2,348
Save $1,022
From BOS
Elite
Dec 09
Barcelona, Spain
91% AI deal score
$3,373
$2,349
Save $1,024
From BOS
Elite
Dec 02
Barcelona, Spain
91% AI deal score
$3,381
$2,349
Save $1,032
From BOS
Elite
Dec 02
Barcelona, Spain
91% AI deal score
$3,366
$2,349
Save $1,017
From BOS
Elite
Nov 18
Barcelona, Spain
91% AI deal score
$3,326
$2,353
Save $973
From BOS
Elite
Nov 18
Barcelona, Spain
91% AI deal score
$3,327
$2,353
Save $974
From BOS
Elite
Nov 18
Barcelona, Spain
91% AI deal score
$3,338
$2,354
Save $984
From BOS
Elite
Nov 18
Barcelona, Spain
91% AI deal score
$3,273
$2,354
Save $919
From BOS
Elite
Dec 02
Barcelona, Spain
91% AI deal score
$3,361
$2,355
Save $1,006
From BOS
Elite
Dec 09
Barcelona, Spain
91% AI deal score
$3,382
$2,355
Save $1,027
From BOS
Elite
Aug 23
Barcelona, Spain
91% AI deal score
$3,566
$2,358
Save $1,208
From BOS
Elite
Jul 28
Barcelona, Spain
91% AI deal score
$3,641
$2,358
Save $1,283
From BOS
Elite
Jul 28
Barcelona, Spain
91% AI deal score
$3,613
$2,358
Save $1,255
From BOS
Elite
Dec 05
Barcelona, Spain
91% AI deal score
$3,353
$2,397
Save $956
From BOS
Elite
Aug 16
Barcelona, Spain
91% AI deal score
$2,254
$1,494
Save $760
From BOS
Elite
Aug 16
Barcelona, Spain
91% AI deal score
$2,252
$1,494
Save $758
From BOS
Elite
Aug 16
Barcelona, Spain
91% AI deal score
$2,259
$1,527
Save $732
From BOS
Elite
Aug 13
Barcelona, Spain
91% AI deal score
$2,252
$1,539
Save $713
From BOS
Elite
Aug 13
Barcelona, Spain
91% AI deal score
$2,254
$1,539
Save $715
From BOS
Elite
Aug 23
Barcelona, Spain
91% AI deal score
$2,262
$1,559
Save $703
From BOS
Elite
Aug 23
Barcelona, Spain
91% AI deal score
$2,257
$1,559
Save $698
From BOS
Elite
Aug 13
Barcelona, Spain
91% AI deal score
$2,259
$1,565
Save $694
From BOS
Elite
Aug 13
Barcelona, Spain
91% AI deal score
$2,249
$1,572
Save $677
From BOS
Elite
Aug 20
Barcelona, Spain
91% AI deal score
$2,282
$1,577
Save $705
From BOS
Elite
Aug 12
Barcelona, Spain
91% AI deal score
$2,279
$1,577
Save $702
From BOS
Elite
Aug 26
Barcelona, Spain
91% AI deal score
$2,274
$1,577
Save $697
From BOS
Elite
Aug 06
Barcelona, Spain
91% AI deal score
$2,282
$1,577
Save $705
From BOS
Elite
Aug 23
Barcelona, Spain
91% AI deal score
$2,349
$1,592
Save $757
From BOS
Elite
Aug 23
Barcelona, Spain
90% AI deal score
$3,621
$2,653
Save $968
From BOS
Elite
Jul 28
Barcelona, Spain
89% AI deal score
$3,620
$2,653
Save $967
From BOS
Elite
Aug 23
Barcelona, Spain
89% AI deal score
$3,489
$2,659
Save $830
From BOS
Elite
Aug 23
Barcelona, Spain
89% AI deal score
$3,533
$2,659
Save $874
From BOS
Elite
Oct 09
Barcelona, Spain
85% AI deal score
$18,168
$14,209
Save $3,959
From BOS
Elite
Oct 07
Barcelona, Spain
85% AI deal score
$18,408
$14,209
Save $4,199
From BOS
Elite
Nov 04
Barcelona, Spain
84% AI deal score
$3,357
$2,639
Save $718
From BOS
Elite
Nov 04
Barcelona, Spain
84% AI deal score
$3,370
$2,645
Save $725
From BOS
Elite
Nov 04
Barcelona, Spain
84% AI deal score
$3,274
$2,645
Save $629
From BOS
Elite
Nov 25
Barcelona, Spain
84% AI deal score
$3,282
$2,645
Save $637
From BOS
Elite
Nov 04
Barcelona, Spain
84% AI deal score
$3,274
$2,645
Save $629
From BOS
Elite
Aug 14
Barcelona, Spain
84% AI deal score
$4,581
$3,430
Save $1,151
From BOS
Elite
Aug 20
Barcelona, Spain
84% AI deal score
$17,455
$14,063
Save $3,392
From BOS
Elite
Oct 01
Barcelona, Spain
84% AI deal score
$18,427
$14,625
Save $3,802
From BOS
Elite
Aug 09
Barcelona, Spain
84% AI deal score
$17,920
$14,625
Save $3,295
From BOS
Elite
Jul 29
Barcelona, Spain
83% AI deal score
$4,260
$3,354
Save $906
From BOS
Elite
Aug 04
Barcelona, Spain
83% AI deal score
$4,235
$3,369
Save $866
From BOS
Elite
Aug 14
Barcelona, Spain
83% AI deal score
$4,340
$3,430
Save $910
From BOS
Elite
Jul 21
Barcelona, Spain
83% AI deal score
$4,232
$3,447
Save $785
From BOS
Elite
Aug 08
Barcelona, Spain
83% AI deal score
$4,386
$3,507
Save $879
From BOS
Elite
Jul 17
Barcelona, Spain
83% AI deal score
$4,344
$3,584
Save $760
From BOS
Elite
Aug 02
Barcelona, Spain
83% AI deal score
$4,461
$3,592
Save $869
From BOS
Elite
Aug 10
Barcelona, Spain
83% AI deal score
$4,360
$3,599
Save $761
From BOS
Elite
Aug 10
Barcelona, Spain
83% AI deal score
$4,316
$3,599
Save $717
From BOS
Elite
Jul 16
Barcelona, Spain
83% AI deal score
$16,331
$14,209
Save $2,122
From BOS
Elite
Aug 12
Barcelona, Spain
83% AI deal score
$17,493
$14,595
Save $2,898
From BOS
Elite
Nov 10
Barcelona, Spain
83% AI deal score
$1,674
$1,414
Save $260
From BOS
Elite
Jul 17
Barcelona, Spain
83% AI deal score
$1,705
$1,493
Save $212
From BOS
Elite
Sep 02
Barcelona, Spain
83% AI deal score
$1,927
$1,577
Save $350
From BOS
Elite
Sep 03
Barcelona, Spain
83% AI deal score
$1,927
$1,577
Save $350
From BOS
Elite
Aug 14
Barcelona, Spain
82% AI deal score
$4,375
$3,672
Save $703
From BOS
Elite
Nov 05
Barcelona, Spain
82% AI deal score
$1,646
$1,446
Save $200
From BOS
Elite
Sep 10
Barcelona, Spain
81% AI deal score
$18,487
$16,391
Save $2,096
From BOS
Elite
Oct 17
Barcelona, Spain
81% AI deal score
$18,383
$16,391
Save $1,992
From BOS
Elite
Oct 08
Barcelona, Spain
81% AI deal score
$18,359
$16,563
Save $1,796
From BOS
Elite
Jun 17
Barcelona, Spain
81% AI deal score
$18,559
$17,167
Save $1,392
From BOS
Elite
Jun 17
Barcelona, Spain
81% AI deal score
$18,718
$17,168
Save $1,550
From BOS
Elite
Aug 17
Barcelona, Spain
81% AI deal score
$2,252
$1,965
Save $287
From BOS
Elite
Sep 19
Barcelona, Spain
80% AI deal score
$17,962
$16,563
Save $1,399
From BOS
Elite
Jul 31
Barcelona, Spain
79% AI deal score
$16,939
$16,563
Save $376
From BOS
Elite
Jul 08
Barcelona, Spain
79% AI deal score
$19,419
$18,720
Save $699