The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Denver International ⇄ Aspen-Pitkin County/Sardy Field DEN–ASE

Airlines flew 5,224 flights between Denver International DEN in Denver, CO and Aspen-Pitkin County/Sardy Field ASE in Aspen, CO in the twelve months to July 2026, both directions together: 266,421 passengers in 365,427 seats, 73% of them filled. 125 miles, about 30 minutes in the air, on 4 airlines: SkyWest Airlines Inc. (5,220), Jet Aviation Flight Services, Inc. (2), ACM AIR CHARTER GmbH (1), Chartright Air Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.

5,224
flights, twelve months
DEN-ASE: 2,630 · ASE-DEN: 2,594
266,421
passengers
73% of seats filled
125
miles
about 30 minutes airborne
4
airlines
5 aircraft types

Flights by month both directions

01412824235641/254/257/2510/251/264/264857/26
By month, as a table
flights
1/25564
2/25482
3/25560
4/25481
5/2567
6/25457
7/25463
8/25469
9/25454
10/25428
11/25344
12/25521
1/26469
2/26455
3/26558
4/26431
5/26153
6/26457
7/26485

Passengers by month

07,84215,68423,52631,3681/254/257/2510/251/264/2627,4077/26
By month, as a table
passengers
1/2527,409
2/2526,171
3/2531,368
4/2521,942
5/252,139
6/2523,611
7/2527,709
8/2527,525
9/2523,854
10/2522,433
11/2518,146
12/2525,592
1/2624,319
2/2624,079
3/2626,752
4/2615,940
5/265,784
6/2624,590
7/2627,407

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
SkyWest Airlines Inc. OO5,220266,41573%scheduled passenger service
Jet Aviation Flight Services, Inc. 27Q200%charter passenger service
ACM AIR CHARTER GmbH 0CQ1214%charter passenger service
Chartright Air Inc. 13Q1440%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Embraer ERJ-1755,21370266,212
Canadair RJ-700766203
Dassault Falcon 900/900EX2140
Bombardier BD-700 Global Express1142
Bombardier Challenger 604/6051104

DEN → ASE this direction alone · flown January 2025 to July 2026

2,630 flights of 2,627 scheduled, 130,469 passengers in 183,903 seats. SkyWest Airlines Inc. 2,627; ACM AIR CHARTER GmbH 1; Chartright Air Inc. 1; Jet Aviation Flight Services, Inc. 1.

ASE → DEN this direction alone · flown January 2025 to July 2026

2,594 flights of 2,593 scheduled, 135,952 passengers in 181,524 seats. SkyWest Airlines Inc. 2,593; Jet Aviation Flight Services, Inc. 1.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Denver International DEN and Aspen-Pitkin County/Sardy Field ASE; all routes.