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Direct flights from Denver to Alamosa

Airlines Schedules

DEN - ALS route map All flights from DEN to ALS non-stop. There are direct flights from Denver International (DEN), Colorado, USA to San Luis Valley Regional Airport (ALS), Colorado, USA with Key Lime Air. 12 weekly departures are currently scheduled on this route. Departure times range from 09:25 to 17:30 depending on the schedule period. The flight distance is 180 miles (290 km). Flight time ranges from 50 minutes to 55 minutes.

DEN
Denver
USADenver , USA
ALS
San Luis Valley Regional Airport
USAAlamosa , USA
DEN
Denver
USADenver , USA
San Luis Valley Regional Airport
USAAlamosa , USA
ALS
Flight time 0h 50min to 0h 55min
Updated Aug 24, 2026
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Airlines with non-stop routes:

Key Lime Air

Departure times vary between 09:25 and 17:30
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
12 flights/week
12 flights/week
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
View all flight dates
Flight schedule from Denver to Alamosa with Key Lime Air

This is a weekly direct flight schedule for Key Lime Air. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Sep 21
Tue
Sep 22
Wed
Sep 23
Thu
Sep 24
Fri
Sep 25
Sat
Sep 26
Sun
Sep 27
KG3583
12:40
12:40
12:40
12:40
12:40
12:40
12:40
KG3587
17:30
----
17:30
17:30
17:30
----
17:30

The timetable & schedule information was updated at 2026-08-24

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Denver to Alamosa scheduled departures

Select a date to see every published non-stop departure between DEN and ALS.

Monday
Mon
Sep 21
2 flights(2)
Tuesday
Tue
Sep 22
1 flights(1)
Wednesday
Wed
Sep 23
2 flights(2)
Thursday
Thu
Sep 24
2 flights(2)
Friday
Fri
Sep 25
2 flights(2)
Saturday
Sat
Sep 26
1 flights(1)
Sunday
Sun
Sep 27
2 flights(2)
Time
Airline
Flight
12:40
Key Lime Air Key Lime Air
KG3583
17:30
Key Lime Air Key Lime Air
KG3587
12:40
Key Lime Air Key Lime Air
KG3583
12:40
Key Lime Air Key Lime Air
KG3583
17:30
Key Lime Air Key Lime Air
KG3587
12:40
Key Lime Air Key Lime Air
KG3583
17:30
Key Lime Air Key Lime Air
KG3587
12:40
Key Lime Air Key Lime Air
KG3583
17:30
Key Lime Air Key Lime Air
KG3587
12:40
Key Lime Air Key Lime Air
KG3583
12:40
Key Lime Air Key Lime Air
KG3583
17:30
Key Lime Air Key Lime Air
KG3587
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DEN-ALS flight route
Route map from Denver, DEN to Alamosa, ALS. The distance is 180 miles or 290 km.
Denver - Alamosa direct flight map
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DEN - ALS route facts

  • Distance
    180 miles (290 km)
  • Flight time
    50 minutes to 55 minutes
  • Airline
    Key Lime Air Key Lime Air
  • Cabins
    Economy First
  • Aircraft
    Embraer RJ145

Route FAQ

Key Lime Air operates non-stop flights from DEN to ALS with 12 weekly departures.

Scheduled flight time from DEN to ALS ranges from 50 minutes to 55 minutes. The route covers 180 miles (290 km).

12 weekly departures are currently scheduled on this route, with published departure times ranging from 09:25 to 17:30 depending on the schedule period.

Economy and First are currently scheduled on non-stop flights for this route.
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