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ALN to CJM: distance & flight time
Alton/St Louis (St Louis Regional Airport) → Chumphon (Chumphon Airport)
8,957 mi
14,414 km · 7,783 nm
18h 2m
estimated nonstop flight time
—
time difference · heading north
See live ALN→CJM fares Phone-only fares on this route — call free
Flight time details
8,957 miles nonstop takes roughly 18h 2m 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
- ALN — St Louis Regional Airport · Alton/St Louis, 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 ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 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 ALN from CJM?
The flight distance from Alton/St Louis (ALN) to Chumphon (CJM) is 8,957 miles (14,414 km, 7,783 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALN to CJM?
A nonstop flight takes about 18h 2m 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 cheapest way to fly from ALN to CJM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALN–CJM that never appear on search engines, with no booking fees.