Denver (DEN) to Great Falls (GTF)
Flight time
≈ 2h 03m
Bearing
330° NW
Denver (DEN) to Great Falls (GTF) is 623 miles (1,003 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DEN–GTF
US DOT T-100 · filed dataIn April 2026, United Airlines operated the most departures, one of 2 carriers flying nonstop DEN–GTF; the Airbus A319 was the most common aircraft at 88% of departures; flights ran 77% full.
Departures
121
April 2026
Seats
15,482
both directions
Passengers
11,984
both directions
Load factor
77.4%
passengers ÷ seats
Who flies DEN–GTF?
United Airlines operated the most nonstop DEN–GTF departures in April 2026 (120), one of 2 carriers on the route.
- UA
United Airlines
120 departures · 15,432 seats
Share of departures99.2%77.7%
Load
- OO
SkyWest Airlines
1 departures · 50 seats
Share of departures0.8%0.0%
Load
What plane flies DEN–GTF?
In April 2026, the Airbus A319 flew 88% of DEN–GTF departures — more than any other aircraft type.
- Airbus A319
107 departures · 79.7% load
88.4% - Airbus A320
13 departures · 63.4% load
10.7% - Bombardier CRJ-200
1 departures · 0.0% load
0.8%
How has DEN–GTF traffic changed?
Nonstop DEN–GTF departures fell from 122 in May 2025 to 121 in April 2026.
Monthly nonstop DEN–GTF traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
122 departures · 9,359 passengers
83.3%
Load
June 2025
120 departures · 13,184 passengers
85.6%
Load
July 2025
123 departures · 13,880 passengers
87.2%
Load
August 2025
123 departures · 13,278 passengers
84.3%
Load
September 2025
121 departures · 12,983 passengers
82.7%
Load
October 2025
123 departures · 12,697 passengers
81.1%
Load
November 2025
119 departures · 9,813 passengers
79.3%
Load
December 2025
126 departures · 9,465 passengers
87.4%
Load
January 2026
124 departures · 8,878 passengers
88.7%
Load
February 2026
110 departures · 7,202 passengers
86.3%
Load
March 2026
122 departures · 11,246 passengers
75.9%
Load
April 2026
121 departures · 11,984 passengers
77.4%
Load
By direction
The DOT files each direction separately — they rarely match.
DEN → GTF
76.4% full
61 departures · 5,942 passengers
GTF → DEN
78.4% full
60 departures · 6,042 passengers
Nonstop DEN–GTF traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Denver (DEN) from Great Falls (GTF)?
DEN to GTF is 623 miles (1,003 km / 542 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DEN to GTF?
A nonstop covers the 623-mile great-circle distance in roughly 2h 03m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies DEN–GTF?
In April 2026, the Airbus A319 flew the largest share of departures (88.4%), followed by the Airbus A320 (10.7%).
What mileage do I earn flying DEN–GTF?
Distance-based programs credit off the 623-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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