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PTK to OSN: distance & flight time
Pontiac (Oakland County International Airport) → Osan (Osan Air Base)
6,603 mi
10,626 km · 5,738 nm
13h 25m
estimated nonstop flight time
+13h
time difference · heading northwest
See live PTK→OSN fares Phone-only fares on this route — call free
Flight time details
6,603 miles nonstop takes roughly 13h 25m gate to gate, flying northwest. 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
- PTK — Oakland County International Airport · Pontiac, United States
- 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 PTK
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 PTK from OSN?
The flight distance from Pontiac (PTK) to Osan (OSN) is 6,603 miles (10,626 km, 5,738 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PTK to OSN?
A nonstop flight takes about 13h 25m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from PTK to OSN?
Nonstop service on PTK–OSN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 13h 25m nonstop estimate.
What is the time difference between Pontiac and Osan?
Osan is 13 hours ahead of Pontiac.
What is the cheapest way to fly from PTK to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PTK–OSN that never appear on search engines, with no booking fees.
Why are some PTK to OSN fares phone-only?
Consolidator contracts let us sell certain PTK–OSN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.