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CEI to CYS: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Cheyenne (Cheyenne Regional Jerry Olson Field)
7,927 mi
12,758 km · 6,889 nm
16h 1m
estimated nonstop flight time
-13h
time difference · heading north
See live CEI→CYS fares Phone-only fares on this route — call free
Flight time details
7,927 miles nonstop takes roughly 16h 1m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- CYS — Cheyenne Regional Jerry Olson Field · Cheyenne, United States
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 CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Near CYS
- LAR · Laramie Regional Airport46 mi away
- DEN · Denver International Airport90 mi away
- FNL · Northern Colorado Regional Airport50 mi away
- GXY · Greeley–Weld County Airport51 mi away
Frequently asked questions
How far is CEI from CYS?
The flight distance from Chiang Rai (CEI) to Cheyenne (CYS) is 7,927 miles (12,758 km, 6,889 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to CYS?
A nonstop flight takes about 16h 1m 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 Chiang Rai and Cheyenne?
Cheyenne is 13 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to CYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–CYS that never appear on search engines, with no booking fees.