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ISU to CEI: distance & flight time
Sulaymaniyah (Sulaymaniyah International Airport) → Chiang Rai (Chiang Rai International Airport)
3,460 mi
5,568 km · 3,007 nm
7h 15m
estimated nonstop flight time
+4h
time difference · heading east
See live ISU→CEI fares Phone-only fares on this route — call free
Flight time details
3,460 miles nonstop takes roughly 7h 15m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- ISU — Sulaymaniyah International Airport · Sulaymaniyah, Iraq
- 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 ISU
- KIK · Kirkuk Air Base55 mi away
- EBL · Erbil International Airport89 mi away
- SDG · Sanandaj Airport98 mi away
- XQC · Joint Base Balad124 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 ISU from CEI?
The flight distance from Sulaymaniyah (ISU) to Chiang Rai (CEI) is 3,460 miles (5,568 km, 3,007 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISU to CEI?
A nonstop flight takes about 7h 15m 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 Sulaymaniyah and Chiang Rai?
Chiang Rai is 4 hours ahead of Sulaymaniyah.
What is the cheapest way to fly from ISU to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISU–CEI that never appear on search engines, with no booking fees.