Seattle (SEA) to Barcelona (BCN) flights
Delta Air Lines flies nonstop from Seattle-Tacoma International Airport to Josep Tarradellas Barcelona-El Prat Airport, with about 3 flights a week in July 2026. The 5,439-mile flight takes about 10h 34m gate to gate.
From
SEA
Seattle
Seattle-Tacoma International Airport
To
BCN
Barcelona
Josep Tarradellas Barcelona-El Prat Airport
- Distance
- 5,439 mi · 8,753 km
- Flight time
- 10h 34m
- Airlines
- 1
- Seats filled
- 78%
Flights a week, July 2026
37 flights and 8,123 passengers in 12 months
Airlines flying SEA to BCN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 3 | Airbus A330-900 | 8,123 | 10h 34m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| May 2026 | 11 | 2,519 | |
| June 2026 | 13 | 3,043 | |
| July 2026 | 13 | 2,561 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.