ASE
Aspen-Pitkin County Airport (Sardy Field)

Aspen-Pitkin County Airport (Sardy Field) (IATA: ASE, ICAO: KASE) is a medium airport in Aspen, Colorado, United States. It opened in Mar 1949. It has one runway, 8,006 ft (2,440 m) long, asphalt. In 2025 it handled 711 thousand passengers.
Timeline
2 events · 1949–2001MAR 1949
OpenedAspen-Pitkin County Airport (Sardy Field) opens.
29 MAR 2001
Disaster2001 Avjet Gulfstream III crash.18 killed
From Wikidata · FAAEvery airfield, 1903–2026
Runways & airfield
Schematic · N · © OpenStreetMap · FAA diagram PDF15/33160° / 340° · LIT · SLOPE 2.0%
LENGTH8,006 ft2,440 mWIDTH100 ft31 mSURFACEAsphalt
Passengers per year
2015–2025462K
501K
488K
564K
608K
360K
496K
605K
618K
698K
711K
1516171819202122232425
Routes
11 destinations · 1 countryYear-round4
DENDenver International AirportUnited States · United Express201 km125 miDFWDallas Fort Worth International AirportUnited States · American Eagle1,128 km701 miLAXLos Angeles International AirportUnited States · United Express1,185 km736 miIAHGeorge Bush Intercontinental AirportUnited States · United Express1,470 km913 miSeasonal6
PHXPhoenix Sky Harbor International AirportUnited States · American Eagle791 km492 miLAXLos Angeles International AirportUnited States · American Eagle1,185 km736 miAUSAustin Bergstrom International AirportUnited States · American Eagle1,308 km813 miSFOSan Francisco International AirportUnited States · United Express1,361 km846 miORDChicago O'Hare International AirportUnited States · United Express, American Eagle1,627 km1,011 miCLTCharlotte Douglas International AirportUnited States · American Eagle2,330 km1,448 miMost destinationsAmerican Eagle 6United Express 5Aero (American airline) 2
Straight lines are great circles; rings mark true distance from ASE. Dashed: seasonal or charter. From the Wikipedia article “Aspen/Pitkin County Airport” (revision of 22 Sep 2026), CC BY-SA 4.0.
Records & rankings
Ranked among 48,011 open airports · world · region · countryScale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record
Radio frequencies
7 channelsATISATIS120.400
CLDCLNC DEL123.750
CNTRAPP/DEP123.800
CTAFCTAF118.850
GNDGND121.900
TWRTWR118.850
UNICUNICOM122.950