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FRI to CEI: distance & flight time
Fort Riley (Marshall Army Air Field) → Chiang Rai (Chiang Rai International Airport)
8,220 mi
13,229 km · 7,143 nm
16h 35m
estimated nonstop flight time
+12h
time difference · heading north
See live FRI→CEI fares Phone-only fares on this route — call free
Flight time details
8,220 miles nonstop takes roughly 16h 35m 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
- FRI — Marshall Army Air Field · Fort Riley, 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 FRI
- MHK · Manhattan Regional Airport8 mi away
- SLN · Salina Municipal Airport51 mi away
- EMP · Emporia Municipal Airport59 mi away
- FOE · Topeka Regional Airport - Forbes 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 FRI from CEI?
The flight distance from Fort Riley (FRI) to Chiang Rai (CEI) is 8,220 miles (13,229 km, 7,143 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FRI to CEI?
A nonstop flight takes about 16h 35m 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 Fort Riley and Chiang Rai?
Chiang Rai is 12 hours ahead of Fort Riley.
What is the cheapest way to fly from FRI to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FRI–CEI that never appear on search engines, with no booking fees.