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SME to CEI: distance & flight time
Somerset (Lake Cumberland Regional Airport) → Chiang Rai (Chiang Rai International Airport)
8,487 mi
13,659 km · 7,375 nm
17h 6m
estimated nonstop flight time
+11h
time difference · heading north
See live SME→CEI fares Phone-only fares on this route — call free
Flight time details
8,487 miles nonstop takes roughly 17h 6m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- SME — Lake Cumberland Regional Airport · Somerset, 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 SME
- LOZ · London-Corbin Airport/Magee Field29 mi away
- LEX · Blue Grass Airport68 mi away
- GLW · Glasgow Municipal Airport74 mi away
- FFT · Capital City Airport80 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 SME from CEI?
The flight distance from Somerset (SME) to Chiang Rai (CEI) is 8,487 miles (13,659 km, 7,375 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SME to CEI?
A nonstop flight takes about 17h 6m 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 Somerset and Chiang Rai?
Chiang Rai is 11 hours ahead of Somerset.
What is the cheapest way to fly from SME to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SME–CEI that never appear on search engines, with no booking fees.