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GAI to RSU: distance & flight time
Gaithersburg (Montgomery County Airpark) → Yeosu (Yeosu Airport)
7,084 mi
11,400 km · 6,156 nm
14h 21m
estimated nonstop flight time
+13h
time difference · heading north
See live GAI→RSU fares Phone-only fares on this route — call free
Flight time details
7,084 miles nonstop takes roughly 14h 21m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, 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 GAI
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 GAI from RSU?
The flight distance from Gaithersburg (GAI) to Yeosu (RSU) is 7,084 miles (11,400 km, 6,156 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to RSU?
A nonstop flight takes about 14h 21m 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 Gaithersburg and Yeosu?
Yeosu is 13 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to RSU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–RSU that never appear on search engines, with no booking fees.