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UOS to CEI: distance & flight time
Sewanee (Franklin County Airport) → Chiang Rai (Chiang Rai International Airport)
8,607 mi
13,852 km · 7,479 nm
17h 21m
estimated nonstop flight time
+12h
time difference · heading north
See live UOS→CEI fares Phone-only fares on this route — call free
Flight time details
8,607 miles nonstop takes roughly 17h 21m 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
- UOS — Franklin County Airport · Sewanee, 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 UOS
- APT · Marion County Brown Field20 mi away
- CHA · Lovell Field41 mi away
- HUA · Redstone Army Air Field58 mi away
- HDI · Hardwick Field60 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 UOS from CEI?
The flight distance from Sewanee (UOS) to Chiang Rai (CEI) is 8,607 miles (13,852 km, 7,479 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UOS to CEI?
A nonstop flight takes about 17h 21m 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 Sewanee and Chiang Rai?
Chiang Rai is 12 hours ahead of Sewanee.
What is the cheapest way to fly from UOS to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UOS–CEI that never appear on search engines, with no booking fees.