The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

General Edward Lawrence Logan International ⇄ Barcelona BOS–BCN

Airlines flew 1,023 flights between General Edward Lawrence Logan International BOS in Boston, MA and Barcelona, Spain BCN in Barcelona, ES in the twelve months to July 2026, both directions together: 210,047 passengers in 260,990 seats, 80% of them filled, and 3,581,291 pounds of freight. 3,650 miles, about 182 minutes in the air, on 5 airlines: LEVEL (365), Delta Air Lines Inc. (243), JetBlue Airways (211), Iberia Air Lines Of Spain (203) and 1 more.

1,023
flights, twelve months
BOS-BCN: 511 · BCN-BOS: 512
210,047
passengers
80% of seats filled
3,650
miles
about 182 minutes airborne
5
airlines
6 aircraft types

Flights by month both directions

038751121501/254/257/2510/251/264/261487/26
By month, as a table
flights
1/2526
2/2523
3/2527
4/2554
5/2555
6/2575
7/25150
8/2588
9/25117
10/25101
11/2552
12/2566
1/2634
2/2622
3/2630
4/2673
5/26146
6/26146
7/26148

Passengers by month

08,81017,62026,43035,2401/254/257/2510/251/264/2627,6197/26
By month, as a table
passengers
1/255,763
2/255,336
3/256,817
4/2512,794
5/2513,812
6/2519,084
7/2535,240
8/2521,161
9/2525,713
10/2524,023
11/2512,151
12/2514,746
1/266,771
2/263,919
3/267,422
4/2612,834
5/2626,032
6/2627,656
7/2627,619

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
LEVEL LL36582,39978%scheduled passenger service
Delta Air Lines Inc. DL24354,75480%scheduled passenger service
JetBlue Airways B621124,20783%scheduled passenger service
Iberia Air Lines Of Spain IB20348,41985%scheduled passenger service
United Air Lines Inc. UA126897%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A330-200503284113,927
Airbus Industrie A330-300/33322429053,209
Airbus Industrie A321-200n21113824,207
Airbus Industrie A330-9007828117,057
Boeing 767-200/ER/EM4282960
Boeing 777-200ER/200LR/233LR3300687

BOS → BCN this direction alone · flown January 2025 to July 2026

511 flights of 229 scheduled, 103,648 passengers in 129,158 seats, 140,217 pounds of freight. LEVEL 182; Delta Air Lines Inc. 122; JetBlue Airways 106; Iberia Air Lines Of Spain 101.

BCN → BOS this direction alone · flown January 2025 to July 2026

512 flights of 228 scheduled, 106,399 passengers in 131,832 seats, 3,441,074 pounds of freight. LEVEL 183; Delta Air Lines Inc. 121; JetBlue Airways 105; Iberia Air Lines Of Spain 102; United Air Lines Inc. 1.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: General Edward Lawrence Logan International BOS and Barcelona, Spain BCN; all routes.