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RMG to CEI: distance & flight time
Rome (Richard B Russell Airport) → Chiang Rai (Chiang Rai International Airport)
8,670 mi
13,953 km · 7,534 nm
17h 28m
estimated nonstop flight time
+11h
time difference · heading north
See live RMG→CEI fares Phone-only fares on this route — call free
Flight time details
8,670 miles nonstop takes roughly 17h 28m 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
- RMG — Richard B Russell Airport · Rome, 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 RMG
- ATL · Hartsfield Jackson Atlanta International Airport65 mi away
- DNN · Dalton Municipal Airport30 mi away
- CHA · Lovell Field47 mi away
- MGE · Dobbins Air Reserve Base47 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 RMG from CEI?
The flight distance from Rome (RMG) to Chiang Rai (CEI) is 8,670 miles (13,953 km, 7,534 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RMG to CEI?
A nonstop flight takes about 17h 28m 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 Rome and Chiang Rai?
Chiang Rai is 11 hours ahead of Rome.
What is the cheapest way to fly from RMG to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RMG–CEI that never appear on search engines, with no booking fees.