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OKM to ALN: distance & flight time
Okmulgee (Okmulgee Regional Airport) → Alton/St Louis (St Louis Regional Airport)
393 mi
633 km · 342 nm
1h 30m
estimated nonstop flight time
—
time difference · heading northeast
See live OKM→ALN fares Phone-only fares on this route — call free
Flight time details
393 miles nonstop takes roughly 1h 30m gate to gate, flying northeast. 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
- OKM — Okmulgee Regional Airport · Okmulgee, United States
- ALN — St Louis Regional Airport · Alton/St Louis, 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 OKM
- RVS · Richard Lloyd Jones Jr Airport26 mi away
- TUL · Tulsa International Airport37 mi away
- CUH · Cushing Municipal Airport50 mi away
- MLC · Mc Alester Regional Airport55 mi away
Near ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
Frequently asked questions
How far is OKM from ALN?
The flight distance from Okmulgee (OKM) to Alton/St Louis (ALN) is 393 miles (633 km, 342 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKM to ALN?
A nonstop flight takes about 1h 30m 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 OKM to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKM–ALN that never appear on search engines, with no booking fees.