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IWS to CEI: distance & flight time
Houston (West Houston Airport) → Chiang Rai (Chiang Rai International Airport)
8,846 mi
14,236 km · 7,687 nm
17h 49m
estimated nonstop flight time
+12h
time difference · heading north
See live IWS→CEI fares Phone-only fares on this route — call free
Flight time details
8,846 miles nonstop takes roughly 17h 49m 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
- IWS — West Houston Airport · Houston, 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 IWS
- IAH · George Bush Intercontinental Houston Airport23 mi away
- AAP · Andrau Airpark8 mi away
- SGR · Sugar Land Regional Airport14 mi away
- DWH · David Wayne Hooks Memorial Airport18 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 IWS from CEI?
The flight distance from Houston (IWS) to Chiang Rai (CEI) is 8,846 miles (14,236 km, 7,687 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IWS to CEI?
A nonstop flight takes about 17h 49m 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 Houston and Chiang Rai?
Chiang Rai is 12 hours ahead of Houston.
What is the cheapest way to fly from IWS to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IWS–CEI that never appear on search engines, with no booking fees.