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SEA to BCN: distance & flight time
Seattle (Seattle Tacoma International Airport) → Barcelona (Barcelona International Airport)
5,424 mi
8,730 km · 4,714 nm
11h 6m
estimated nonstop flight time
+9h
time difference · heading northeast
See live SEA→BCN fares Phone-only fares on this route — call free
Flight time details
5,424 miles nonstop takes roughly 11h 6m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, United States
- BCN — Barcelona International Airport · Barcelona, Spain
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Near BCN
- QSA · Sabadell Airport16 mi away
- REU · Reus Air Base48 mi away
- GRO · Girona Airport55 mi away
- LEU · Pirineus - la Seu d'Urgel Airport80 mi away
Frequently asked questions
How far is SEA from BCN?
The flight distance from Seattle (SEA) to Barcelona (BCN) is 5,424 miles (8,730 km, 4,714 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to BCN?
A nonstop flight takes about 11h 6m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Seattle and Barcelona?
Barcelona is 9 hours ahead of Seattle.
What is the cheapest way to fly from SEA to BCN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–BCN that never appear on search engines, with no booking fees.