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FCO to CEI: distance & flight time
Rome (Leonardo da Vinci–Fiumicino Airport) → Chiang Rai (Chiang Rai International Airport)
5,193 mi
8,357 km · 4,512 nm
10h 39m
estimated nonstop flight time
+5h
time difference · heading east
See live FCO→CEI fares Phone-only fares on this route — call free
Flight time details
5,193 miles nonstop takes roughly 10h 39m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- FCO — Leonardo da Vinci–Fiumicino Airport · Rome, Italy
- 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 FCO
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 FCO from CEI?
The flight distance from Rome (FCO) to Chiang Rai (CEI) is 5,193 miles (8,357 km, 4,512 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FCO to CEI?
A nonstop flight takes about 10h 39m 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 5 hours ahead of Rome.
What is the cheapest way to fly from FCO to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FCO–CEI that never appear on search engines, with no booking fees.