Aspen (ASE) to Denver (DEN)
Flight time
≈ 1h 03m
Bearing
69° E
Aspen (ASE) to Denver (DEN) is 125 miles (201 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ASE–DEN
US DOT T-100 · filed dataIn April 2026, SkyWest Airlines was the only carrier flying nonstop ASE–DEN; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 53% full.
Departures
431
April 2026
Seats
30,170
both directions
Passengers
15,940
both directions
Load factor
52.8%
passengers ÷ seats
Who flies ASE–DEN?
SkyWest Airlines was the only carrier to fly nonstop ASE–DEN in April 2026 (431 departures).
- OO
SkyWest Airlines
431 departures · 30,170 seats
Share of departures100.0%52.8%
Load
What plane flies ASE–DEN?
In April 2026, the Embraer E175 flew 100% of ASE–DEN departures.
- Embraer E175
431 departures · 52.8% load
100.0%
How has ASE–DEN traffic changed?
Nonstop ASE–DEN departures rose from 67 in May 2025 to 431 in April 2026.
Monthly nonstop ASE–DEN traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
67 departures · 2,139 passengers
45.6%
Load
June 2025
457 departures · 23,611 passengers
73.9%
Load
July 2025
463 departures · 27,709 passengers
85.5%
Load
August 2025
469 departures · 27,525 passengers
83.8%
Load
September 2025
454 departures · 23,854 passengers
75.2%
Load
October 2025
428 departures · 22,433 passengers
74.9%
Load
November 2025
344 departures · 18,146 passengers
75.4%
Load
December 2025
521 departures · 25,592 passengers
70.2%
Load
January 2026
469 departures · 24,319 passengers
74.1%
Load
February 2026
455 departures · 24,079 passengers
75.9%
Load
March 2026
558 departures · 26,752 passengers
68.5%
Load
April 2026
431 departures · 15,940 passengers
52.8%
Load
By direction
The DOT files each direction separately — they rarely match.
ASE → DEN
56.8% full
216 departures · 8,593 passengers
DEN → ASE
48.8% full
215 departures · 7,347 passengers
Nonstop ASE–DEN 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 Aspen (ASE) from Denver (DEN)?
ASE to DEN is 125 miles (201 km / 109 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ASE to DEN?
A nonstop covers the 125-mile great-circle distance in roughly 1h 03m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ASE–DEN?
In April 2026, the Embraer E175 flew the largest share of departures (100.0%).
What mileage do I earn flying ASE–DEN?
Distance-based programs credit off the 125-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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