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UNN to ICN: distance & flight time
Ranong (Ranong Airport) → Seoul (Incheon International Airport)
2,582 mi
4,155 km · 2,244 nm
5h 32m
estimated nonstop flight time
+2h
time difference · heading northeast
See live UNN→ICN fares Phone-only fares on this route — call free
Flight time details
2,582 miles nonstop takes roughly 5h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- UNN — Ranong Airport · Ranong, Thailand
- ICN — Incheon International Airport · Seoul, South Korea
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 UNN
- KAW · Kawthoung Airport19 mi away
- URT · Surat Thani Airport58 mi away
- CJM · Chumphon Airport83 mi away
- VBP · Bokpyinn Airport95 mi away
Near ICN
- GMP · Gimpo International Airport20 mi away
- SWU · Suwon Airport34 mi away
- SSN · Seoul Air Base (K-16)36 mi away
- OSN · Osan Air Base41 mi away
Frequently asked questions
How far is UNN from ICN?
The flight distance from Ranong (UNN) to Seoul (ICN) is 2,582 miles (4,155 km, 2,244 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UNN to ICN?
A nonstop flight takes about 5h 32m 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 Ranong and Seoul?
Seoul is 2 hours ahead of Ranong.
What is the cheapest way to fly from UNN to ICN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UNN–ICN that never appear on search engines, with no booking fees.