Need help booking?
Unpublished phone-only deals available
OSN to YSH: distance & flight time
Osan (Osan Air Base) → Smiths Falls (Smiths Falls-Montague (Russ Beach) Airport)
6,590 mi
10,606 km · 5,727 nm
13h 23m
estimated nonstop flight time
—
time difference · heading north
See live OSN→YSH fares Phone-only fares on this route — call free
Flight time details
6,590 miles nonstop takes roughly 13h 23m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- YSH — Smiths Falls-Montague (Russ Beach) Airport · Smiths Falls, Canada
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 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
Near YSH
- YOW · Ottawa Macdonald-Cartier International Airport29 mi away
- OGS · Ogdensburg International Airport30 mi away
- YRO · Ottawa / Rockcliffe Airport38 mi away
- YND · Ottawa / Gatineau Airport44 mi away
Frequently asked questions
How far is OSN from YSH?
The flight distance from Osan (OSN) to Smiths Falls (YSH) is 6,590 miles (10,606 km, 5,727 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to YSH?
A nonstop flight takes about 13h 23m 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 cheapest way to fly from OSN to YSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–YSH that never appear on search engines, with no booking fees.