Need help booking?
Unpublished phone-only deals available
PPC to KSM: distance & flight time
Prospect Creek (Prospect Creek Airport) → St Mary's (St Mary's Airport)
499 mi
803 km · 433 nm
1h 33m
estimated nonstop flight time
Same time
time difference · heading southwest
See live PPC→KSM fares Phone-only fares on this route — call free
Flight time details
499 miles nonstop takes roughly 1h 33m gate to gate, flying southwest. 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
- PPC — Prospect Creek Airport · Prospect Creek, United States
- KSM — St Mary's Airport · St Mary's, United States
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 PPC
- BTT · Bettles Airport25 mi away
- AET · Allakaket Airport57 mi away
- WBQ · Beaver Airport94 mi away
- AKP · Anaktuvuk Pass Airport96 mi away
Near KSM
- MOU · Mountain Village Airport13 mi away
- MLL · Marshall Don Hunter Sr Airport44 mi away
- AUK · Alakanuk Airport61 mi away
- EMK · Emmonak Airport63 mi away
Frequently asked questions
How far is PPC from KSM?
The flight distance from Prospect Creek (PPC) to St Mary's (KSM) is 499 miles (803 km, 433 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PPC to KSM?
A nonstop flight takes about 1h 33m 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 PPC to KSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PPC–KSM that never appear on search engines, with no booking fees.