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

City Of Colorado Springs Municipal ⇄ Aspen-Pitkin County/Sardy Field COS–ASE

Airlines flew 23 flights between City Of Colorado Springs Municipal COS in Colorado Springs, CO and Aspen-Pitkin County/Sardy Field ASE in Aspen, CO in the twelve months to July 2026, both directions together: 126 passengers in 1,535 seats, 8% of them filled. 120 miles, about 44 minutes in the air, on 1 airline: SkyWest Airlines Inc. (23). Planning to fly it yourself? The weather and winds along this route right now.

23
flights, twelve months
COS-ASE: 12 · ASE-COS: 11
126
passengers
8% of seats filled
120
miles
about 44 minutes airborne
1
airline
2 aircraft types

Flights by month both directions

012451/256/259/251/266/2637/26
By month, as a table
flights
1/251
2/251
3/254
6/253
7/251
8/253
9/251
10/255
12/254
1/261
2/262
3/261
6/263
7/263

Passengers by month

0244873971/256/259/251/266/2607/26
By month, as a table
passengers
1/250
2/2556
3/250
6/250
7/250
8/2529
9/250
10/2597
12/250
1/260
2/260
3/260
6/260
7/260

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
SkyWest Airlines Inc. OO231268%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Canadair RJ-7001565126
Embraer ERJ-1758700

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

12 flights of 12 scheduled, 0 passengers in 795 seats. SkyWest Airlines Inc. 12.

ASE → COS this direction alone · flown March 2025 to July 2026

11 flights of 11 scheduled, 126 passengers in 740 seats. SkyWest Airlines Inc. 11.

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: City Of Colorado Springs Municipal COS and Aspen-Pitkin County/Sardy Field ASE; all routes.