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GMP to ROI: distance & flight time
Seoul (Gimpo International Airport) → Roi Et (Roi Et Airport)
2,040 mi
3,283 km · 1,773 nm
4h 28m
estimated nonstop flight time
-2h
time difference · heading southwest
See live GMP→ROI fares Phone-only fares on this route — call free
Flight time details
2,040 miles nonstop takes roughly 4h 28m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- GMP — Gimpo International Airport · Seoul, South Korea
- ROI — Roi Et Airport · Roi Et, 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 GMP
- ICN · Incheon International Airport20 mi away
- SSN · Seoul Air Base (K-16)19 mi away
- SWU · Suwon Airport25 mi away
- OSN · Osan Air Base35 mi away
Near ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 mi away
Frequently asked questions
How far is GMP from ROI?
The flight distance from Seoul (GMP) to Roi Et (ROI) is 2,040 miles (3,283 km, 1,773 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to ROI?
A nonstop flight takes about 4h 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 Seoul and Roi Et?
Roi Et is 2 hours behind Seoul.
What is the cheapest way to fly from GMP to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–ROI that never appear on search engines, with no booking fees.