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GTF to ONO: distance & flight time
Great Falls (Great Falls International Airport) → Ontario (Ontario Municipal Airport)
362 mi
583 km · 315 nm
1h 25m
estimated nonstop flight time
Same time
time difference · heading southwest
See live GTF→ONO fares Phone-only fares on this route — call free
Flight time details
362 miles nonstop takes roughly 1h 25m 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
- GTF — Great Falls International Airport · Great Falls, United States
- ONO — Ontario Municipal Airport · Ontario, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Near ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Frequently asked questions
How far is GTF from ONO?
The flight distance from Great Falls (GTF) to Ontario (ONO) is 362 miles (583 km, 315 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to ONO?
A nonstop flight takes about 1h 25m 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 GTF to ONO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–ONO that never appear on search engines, with no booking fees.