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CSM to CEI: distance & flight time
Clinton (Clinton Sherman Airport) → Chiang Rai (Chiang Rai International Airport)
8,417 mi
13,546 km · 7,314 nm
16h 58m
estimated nonstop flight time
+12h
time difference · heading north
See live CSM→CEI fares Phone-only fares on this route — call free
Flight time details
8,417 miles nonstop takes roughly 16h 58m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- CSM — Clinton Sherman Airport · Clinton, United States
- CEI — Chiang Rai International Airport · Chiang Rai, 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 CSM
- HBR · Hobart Regional Airport26 mi away
- LTS · Altus Air Force Base47 mi away
- FSI · Henry Post Army Air Field (Fort Sill)66 mi away
- LAW · Lawton Fort Sill Regional Airport69 mi away
Near CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Frequently asked questions
How far is CSM from CEI?
The flight distance from Clinton (CSM) to Chiang Rai (CEI) is 8,417 miles (13,546 km, 7,314 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CSM to CEI?
A nonstop flight takes about 16h 58m 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 Clinton and Chiang Rai?
Chiang Rai is 12 hours ahead of Clinton.
What is the cheapest way to fly from CSM to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CSM–CEI that never appear on search engines, with no booking fees.