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ONP to GTF: distance & flight time
Newport (Newport Municipal Airport) → Great Falls (Great Falls International Airport)
640 mi
1,030 km · 556 nm
1h 51m
estimated nonstop flight time
+1h
time difference · heading northeast
See live ONP→GTF fares Phone-only fares on this route — call free
Flight time details
640 miles nonstop takes roughly 1h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ONP — Newport Municipal Airport · Newport, United States
- GTF — Great Falls International Airport · Great Falls, 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 ONP
- CVO · Corvallis Municipal Airport38 mi away
- EUG · Mahlon Sweet Field52 mi away
- SLE · Salem Municipal Airport/McNary Field57 mi away
- OTK · Tillamook Airport59 mi away
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
Frequently asked questions
How far is ONP from GTF?
The flight distance from Newport (ONP) to Great Falls (GTF) is 640 miles (1,030 km, 556 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONP to GTF?
A nonstop flight takes about 1h 51m 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 time difference between Newport and Great Falls?
Great Falls is 1 hour ahead of Newport.
What is the cheapest way to fly from ONP to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONP–GTF that never appear on search engines, with no booking fees.