Need help booking?
Unpublished phone-only deals available
CJM to SEA: distance & flight time
Chumphon (Chumphon Airport) → Seattle (Seattle Tacoma International Airport)
7,674 mi
12,350 km · 6,668 nm
15h 31m
estimated nonstop flight time
-14h
time difference · heading northeast
See live CJM→SEA fares Phone-only fares on this route — call free
Flight time details
7,674 miles nonstop takes roughly 15h 31m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- CJM — Chumphon Airport · Chumphon, Thailand
- SEA — Seattle Tacoma 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 CJM
- VBP · Bokpyinn Airport52 mi away
- KAW · Kawthoung Airport72 mi away
- UNN · Ranong Airport83 mi away
- USM · Samui Airport93 mi away
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
Frequently asked questions
How far is CJM from SEA?
The flight distance from Chumphon (CJM) to Seattle (SEA) is 7,674 miles (12,350 km, 6,668 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CJM to SEA?
A nonstop flight takes about 15h 31m 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 Chumphon and Seattle?
Seattle is 14 hours behind Chumphon.
What is the cheapest way to fly from CJM to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CJM–SEA that never appear on search engines, with no booking fees.