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YST to HMY: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Seosan (Seosan Air Base)
5,712 mi
9,193 km · 4,964 nm
11h 40m
estimated nonstop flight time
—
time difference · heading northwest
See live YST→HMY fares Phone-only fares on this route — call free
Flight time details
5,712 miles nonstop takes roughly 11h 40m gate to gate, flying northwest. 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
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- HMY — Seosan Air Base · Seosan, 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 YST
- YIV · Island Lake Airport8 mi away
- YGO · Gods Lake Narrows Airport51 mi away
- YRS · Red Sucker Lake Airport57 mi away
- ZGI · Gods River Airport75 mi away
Near HMY
- ICN · Incheon International Airport53 mi away
- OSN · Osan Air Base40 mi away
- SWU · Suwon Airport47 mi away
- KUV · Kunsan Air Base56 mi away
Frequently asked questions
How far is YST from HMY?
The flight distance from St. Theresa Point (YST) to Seosan (HMY) is 5,712 miles (9,193 km, 4,964 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to HMY?
A nonstop flight takes about 11h 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 cheapest way to fly from YST to HMY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–HMY that never appear on search engines, with no booking fees.