Flights Great Falls → Las Vegas
GTF → LAS
Route overview
The flight route from Great Falls to Las Vegas boasts a perfect on-time performance rate of 100%, with flights arriving an average of 10.1 minutes early. Over the past year, this route has seen twenty-five scheduled flights, connecting one of Montana's major cities with one of the world’s busiest airports, which serves over fifty-two million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Great Falls (GTF) → Las Vegas (LAS) route is operated by Allegiant Air. Across 34 flights monitored in recent months, 94% arrived on time (within 15 min of schedule), with an average delay of -4 minutes. The cancellation rate is 2.94%. FlightGuard's average computed risk is 15.5/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Las Vegas the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Great Falls the average ATFM delay is 1.4 minutes.
Heading to Las Vegas: what to expect in this direction
Flying from Great Falls (GTF) to Las Vegas (LAS) heads south for about 1,305 km, a flight time of roughly 2h 3m.
Departures from Great Falls on this leg cluster in the overnight window: about 68% of GTF-LAS flights take off then.
Air-traffic congestion: departing Great Falls the average ATFM delay is 1.4 min (airspace/NAS (BTS)); arriving into Las Vegas it is 2.0 min (atfm).
Across 34 tracked GTF-LAS flights, 94% left on time with an average delay of -4 min and a 2.9% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Allegiant Air (G4) | 78% | 11 min | 2.3% |
Airlines operating GTF-LAS
Airports
Frequently asked questions about GTF-LAS
On the Great Falls (GTF) -> Las Vegas (LAS) route, on-time performance is 94% with an average delay of -4 minutes, based on 34 tracked flights.
The cancellation rate on Great Falls-Las Vegas is 2.94% across 34 monitored flights.
The route is operated by 1 airline: Allegiant Air.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Las Vegas, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
