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BFI to CJM: distance & flight time
Seattle (Boeing Field King County International Airport) → Chumphon (Chumphon Airport)
7,670 mi
12,344 km · 6,665 nm
15h 30m
estimated nonstop flight time
+14h
time difference · heading northwest
See live BFI→CJM fares Phone-only fares on this route — call free
Flight time details
7,670 miles nonstop takes roughly 15h 30m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- CJM — Chumphon Airport · Chumphon, Thailand
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 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
Near CJM
- VBP · Bokpyinn Airport52 mi away
- KAW · Kawthoung Airport72 mi away
- UNN · Ranong Airport83 mi away
- USM · Samui Airport93 mi away
Frequently asked questions
How far is BFI from CJM?
The flight distance from Seattle (BFI) to Chumphon (CJM) is 7,670 miles (12,344 km, 6,665 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to CJM?
A nonstop flight takes about 15h 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 Seattle and Chumphon?
Chumphon is 14 hours ahead of Seattle.
What is the cheapest way to fly from BFI to CJM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–CJM that never appear on search engines, with no booking fees.