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SPS to BFI: distance & flight time
Wichita Falls (Sheppard Air Force Base-Wichita Falls Municipal Airport) → Seattle (Boeing Field King County International Airport)
1,548 mi
2,491 km · 1,345 nm
3h 30m
estimated nonstop flight time
-2h
time difference · heading northwest
See live SPS→BFI fares Phone-only fares on this route — call free
Flight time details
1,548 miles nonstop takes roughly 3h 30m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- SPS — Sheppard Air Force Base-Wichita Falls Municipal Airport · Wichita Falls, United States
- BFI — Boeing Field King County International Airport · Seattle, United States
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 SPS
- LAW · Lawton Fort Sill Regional Airport40 mi away
- DUC · Halliburton Field45 mi away
- FSI · Henry Post Army Air Field (Fort Sill)46 mi away
- LTS · Altus Air Force Base64 mi away
Near BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Frequently asked questions
How far is SPS from BFI?
The flight distance from Wichita Falls (SPS) to Seattle (BFI) is 1,548 miles (2,491 km, 1,345 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPS to BFI?
A nonstop flight takes about 3h 30m 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 Wichita Falls and Seattle?
Seattle is 2 hours behind Wichita Falls.
What is the cheapest way to fly from SPS to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPS–BFI that never appear on search engines, with no booking fees.