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GTF to WBU: distance & flight time
Great Falls (Great Falls International Airport) → Boulder (Boulder Municipal Airport)
598 mi
963 km · 520 nm
1h 46m
estimated nonstop flight time
Same time
time difference · heading southeast
See live GTF→WBU fares Phone-only fares on this route — call free
Flight time details
598 miles nonstop takes roughly 1h 46m gate to gate, flying southeast. 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
- WBU — Boulder Municipal Airport · Boulder, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 mi away
Frequently asked questions
How far is GTF from WBU?
The flight distance from Great Falls (GTF) to Boulder (WBU) is 598 miles (963 km, 520 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to WBU?
A nonstop flight takes about 1h 46m 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 WBU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–WBU that never appear on search engines, with no booking fees.