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EUG to CEI: distance & flight time
Eugene (Mahlon Sweet Field) → Chiang Rai (Chiang Rai International Airport)
7,240 mi
11,651 km · 6,291 nm
14h 40m
estimated nonstop flight time
+14h
time difference · heading northwest
See live EUG→CEI fares Phone-only fares on this route — call free
Flight time details
7,240 miles nonstop takes roughly 14h 40m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- EUG — Mahlon Sweet Field · Eugene, 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 EUG
- CVO · Corvallis Municipal Airport26 mi away
- ONP · Newport Municipal Airport52 mi away
- SLE · Salem Municipal Airport/McNary Field55 mi away
- OTH · Southwest Oregon Regional Airport71 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 EUG from CEI?
The flight distance from Eugene (EUG) to Chiang Rai (CEI) is 7,240 miles (11,651 km, 6,291 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from EUG to CEI?
A nonstop flight takes about 14h 40m 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 Eugene and Chiang Rai?
Chiang Rai is 14 hours ahead of Eugene.
What is the cheapest way to fly from EUG to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on EUG–CEI that never appear on search engines, with no booking fees.