Need help booking?
Unpublished phone-only deals available
LAF to CEI: distance & flight time
Lafayette (Purdue University Airport) → Chiang Rai (Chiang Rai International Airport)
8,243 mi
13,266 km · 7,163 nm
16h 38m
estimated nonstop flight time
+11h
time difference · heading north
See live LAF→CEI fares Phone-only fares on this route — call free
Flight time details
8,243 miles nonstop takes roughly 16h 38m 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
- LAF — Purdue University Airport · Lafayette, 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 LAF
- DNV · Vermilion Regional Airport38 mi away
- RNZ · Jasper County Airport39 mi away
- GUS · Grissom Air Reserve Base44 mi away
- OKK · Kokomo Municipal Airport47 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 LAF from CEI?
The flight distance from Lafayette (LAF) to Chiang Rai (CEI) is 8,243 miles (13,266 km, 7,163 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAF to CEI?
A nonstop flight takes about 16h 38m 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 Lafayette and Chiang Rai?
Chiang Rai is 11 hours ahead of Lafayette.
What is the cheapest way to fly from LAF to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAF–CEI that never appear on search engines, with no booking fees.