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IRB to CEI: distance & flight time
Iraan (Iraan Municipal Airport) → Chiang Rai (Chiang Rai International Airport)
8,637 mi
13,900 km · 7,506 nm
17h 24m
estimated nonstop flight time
+12h
time difference · heading northwest
See live IRB→CEI fares Phone-only fares on this route — call free
Flight time details
8,637 miles nonstop takes roughly 17h 24m gate to gate, flying northwest. 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
- IRB — Iraan Municipal Airport · Iraan, 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 IRB
- OZA · Ozona Municipal Airport43 mi away
- FST · Fort Stockton Pecos County Airport61 mi away
- MAF · Midland International Airport74 mi away
- SJT · San Angelo Regional Mathis Field88 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 IRB from CEI?
The flight distance from Iraan (IRB) to Chiang Rai (CEI) is 8,637 miles (13,900 km, 7,506 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IRB to CEI?
A nonstop flight takes about 17h 24m 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 Iraan and Chiang Rai?
Chiang Rai is 12 hours ahead of Iraan.
What is the cheapest way to fly from IRB to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IRB–CEI that never appear on search engines, with no booking fees.