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GRM to RSU: distance & flight time
Grand Marais (Grand Marais Cook County Airport) → Yeosu (Yeosu Airport)
6,260 mi
10,075 km · 5,440 nm
12h 45m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GRM→RSU fares Phone-only fares on this route — call free
Flight time details
6,260 miles nonstop takes roughly 12h 45m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
- RSU — Yeosu Airport · Yeosu, 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 GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Near RSU
- HIN · Sacheon Air Base/Airport31 mi away
- KWJ · Gwangju Airport50 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)64 mi away
- MPK · Mokpo Heliport70 mi away
Frequently asked questions
How far is GRM from RSU?
The flight distance from Grand Marais (GRM) to Yeosu (RSU) is 6,260 miles (10,075 km, 5,440 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRM to RSU?
A nonstop flight takes about 12h 45m 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 Grand Marais and Yeosu?
Yeosu is 14 hours ahead of Grand Marais.
What is the cheapest way to fly from GRM to RSU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRM–RSU that never appear on search engines, with no booking fees.