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SCK to BFI: distance & flight time
Stockton (Stockton Metropolitan Airport) → Seattle (Boeing Field King County International Airport)
668 mi
1,075 km · 580 nm
1h 55m
estimated nonstop flight time
Same time
time difference · heading north
See live SCK→BFI fares Phone-only fares on this route — call free
Flight time details
668 miles nonstop takes roughly 1h 55m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- SCK — Stockton Metropolitan Airport · Stockton, 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 SCK
- MOD · Modesto City Co-Harry Sham Field24 mi away
- SFO · San Francisco International Airport65 mi away
- LVK · Livermore Municipal Airport35 mi away
- SUU · Travis Air Force Base45 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 SCK from BFI?
The flight distance from Stockton (SCK) to Seattle (BFI) is 668 miles (1,075 km, 580 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SCK to BFI?
A nonstop flight takes about 1h 55m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SCK to BFI?
Nonstop service on SCK–BFI depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 55m nonstop estimate.
What is the cheapest way to fly from SCK to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SCK–BFI that never appear on search engines, with no booking fees.
Why are some SCK to BFI fares phone-only?
Consolidator contracts let us sell certain SCK–BFI tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.