Alamosa to Denver (ALS–DEN) — Airlines, Schedules & Connections

ALS Airport Page →
180 mi airlines 12/wk
On-time Some delays Frequent delays
Flight Schedule 4 flights Verified 11h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
KG3581
KG Key Lime
FRJ
8:00 AM
MDT
8:55 AM
MDT
0h 55m
M T W T F S S
Prices
KG3585
KG Key Lime
ER4
2:00 PM
MDT
2:55 PM
MDT
0h 55m
M T W T F S S
Prices
KG3583
KG Key Lime
ER4
12:40 PM
MDT
1:30 PM
MDT
0h 50m
M T W T F S S
Prices
KG3587
KG Key Lime
J328
5:30 PM
MDT
6:25 PM
MDT
0h 55m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
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Alamosa to Denver
1 carrier, 12 flights/week nonstop.
1 Airlines 12 Flights/wk 180 mi 0h 55m nonstop 1 1-stop hubs

ALS–DEN is served by 1 airline with nonstop service. Key Lime Air leads the route. The flight covers 180 miles in approximately 0h 55m. Beyond nonstop, 1 hub offers 1-stop connections.

Airline Landscape

All carriers operating nonstop ALS–DEN service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
KG Key Lime Air 12 ER4, FRJ 0h55
Aircraft on this route
ER4 Embraer RJ145 – KG
FRJ Fairchild Dornier 328JET – KG
Alliance coverage
Unaffiliated: KG (12 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, ALS to DEN direction.
Mon
2
flights
Tue
2
flights
Wed
1
flight
Thu
2
flights
Fri
2
flights
Sat
2
flights
Sun
1
flight
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
2
Nonstop flights
12
Outbound / wk
12
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for ALS to DEN.
1-STOP
One-Stop Connections
1
Hubs
~2h
Fastest
~2h
Longest
Verified with published schedule alignment and minimum connection time.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
ALS → DEN
72%
Moderate delays possible. Allow buffer time.
Arriving
72%
Return
DEN → ALS
63%
Moderate delays possible. Allow buffer time.
Departing
63%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. DEN delays →

Other ways to reach Denver from Alamosa

Nearby airports with service to Denver International Airport.
Metric ALS→DEN TSM→DEN PUB→DEN
Distance from ALS 69 mi 95 mi
Nonstop airlines 1 1 3
Weekly flights 12 5 13
Flight time 0h 55m 0h 40m 0h 30m
Airports within 200 miles of ALS with service to Denver International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Denver is 0 hours the same as Alamosa.
ALS: MDT · DEN: MDT

When it's 6:00 PM in Alamosa, it's 6:00 PM in Denver.
Distance & Flight Time
180 mi / 289 km
Nonstop flight time is approximately 0h 55m.
Getting from DEN

RTD A Line runs to Denver Union Station (37 min, $10.50) with connections to light rail and bus routes. Taxis have meters; expect $55–65 to downtown.DEN's tent-roof Jeppesen Terminal is a single building; all three concourses connect via the underground automated train. Rental cars are on level 5. For ski resorts, shuttle services depart from Ground Transportation.

Denver Climate

Semi-arid with 300+ days of sunshine. Summers are dry and warm (27–34°C) with afternoon thunderstorms that produce dramatic but brief delays. Winters bring cold temperatures (−8 to 5°C) and heavy blizzards that can shut down ground operations.

Spring snowstorms can be heavier than midwinter ones. Altitude (5,430 ft) means low humidity year-round; stay hydrated.

ALS–DEN Quick Facts

Key statistics for the Alamosa to Denver route.
Route details
Distance180 mi / 289 km
Flight time0h 55m
Time difference0 hours
Airlines (nonstop)1
Weekly flights12 out / 12 return
1-stop connections1 hubs
Origin: ALS
IATA / ICAOALS / KALS
TimezoneAmerica/Denver
Passengers/yr0.0M
Elevation7,539 ft / 2,298 m
Destination: DEN
IATA / ICAODEN / KDEN
TimezoneAmerica/Denver
Passengers/yr82.4M
Elevation5,431 ft / 1,655 m

Frequently Asked Questions

Common questions about ALS to DEN flights.
Nonstop flights from San Luis Valley Regional Airport/Bergman Field to Denver International Airport take approximately 0h 55m. The route covers 180 miles.
1 airline operates nonstop service: Key Lime Air.
There are approximately 12 nonstop flights per week from ALS to DEN. The return direction has about 12 weekly flights.
Yes, 1-stop connections are available through PUB. These options provide additional schedule flexibility.
Yes, return flights from DEN to ALS are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include TSM, PUB and GUC. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from ALS to DEN

San Luis Valley Regional Airport/Bergman Field (ALS) and Denver International Airport (DEN) are connected by nonstop service from Key Lime Air. With 12 weekly departures, this is a regularly served route.

ALS to DEN Flight Duration and Schedule

Nonstop flight time from ALS to DEN ranges from 0 hours 55 minutes. The route covers a distance of 180 miles (289 km). There are approximately 12 weekly flights outbound and 12 return, totaling 24 flights per week in both directions.

Connecting Options and Alternatives

1 one-stop connections are available, with the fastest taking approximately 2 hours via PUB. Nearby alternative airports include Taos (TSM), Pueblo (PUB) and Gunnison (GUC).