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IAG to CEI: distance & flight time
Niagara Falls (Niagara Falls International Airport) → Chiang Rai (Chiang Rai International Airport)
8,079 mi
13,002 km · 7,021 nm
16h 18m
estimated nonstop flight time
+11h
time difference · heading north
See live IAG→CEI fares Phone-only fares on this route — call free
Flight time details
8,079 miles nonstop takes roughly 16h 18m 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
- IAG — Niagara Falls International Airport · Niagara Falls, 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 IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 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 IAG from CEI?
The flight distance from Niagara Falls (IAG) to Chiang Rai (CEI) is 8,079 miles (13,002 km, 7,021 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAG to CEI?
A nonstop flight takes about 16h 18m 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 Niagara Falls and Chiang Rai?
Chiang Rai is 11 hours ahead of Niagara Falls.
What is the cheapest way to fly from IAG to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAG–CEI that never appear on search engines, with no booking fees.