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GMD to OSN: distance & flight time
Ben Slimane (Ben Slimane Airport) → Osan (Osan Air Base)
6,731 mi
10,832 km · 5,849 nm
13h 40m
estimated nonstop flight time
+8h
time difference · heading northeast
See live GMD→OSN fares Phone-only fares on this route — call free
Flight time details
6,731 miles nonstop takes roughly 13h 40m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- GMD — Ben Slimane Airport · Ben Slimane, Morocco
- OSN — Osan Air Base · Osan, 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 GMD
- CMN · Mohammed V International Airport29 mi away
- RBA · Rabat-Salé Airport38 mi away
- NNA · Kenitra Airport57 mi away
- MEK · Bassatine Airport99 mi away
Near OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Frequently asked questions
How far is GMD from OSN?
The flight distance from Ben Slimane (GMD) to Osan (OSN) is 6,731 miles (10,832 km, 5,849 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMD to OSN?
A nonstop flight takes about 13h 40m 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 Ben Slimane and Osan?
Osan is 8 hours ahead of Ben Slimane.
What is the cheapest way to fly from GMD to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMD–OSN that never appear on search engines, with no booking fees.