The cheapest times to fly from AUS to ALS are

  • September 24th to November 18th (except the week of October 8th)
  • December 3rd to December 31st (except the week of December 17th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from AUS to ALS is early November. Prices can be as high as $476 for Sunday flights during late July, or as low as $271 for Tuesday flights around early November.


When to Fly to Alamosa

Flying from Austin, TX (AUS) to Alamosa, CO (ALS) will usually cost between $284 to $402 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $298. Due to high demand the most expensive time to fly is late July, with an average price of $370. Planning your trip to low-cost times can easily save you $72 on economy flights and even more on first-class flights. Generally, any price below $321 can be considered a good price for a round-trip AUS to ALS flight.

See below for a graph of average weekly prices for the AUS to ALS route. All prices are for round-trip tickets in USD.

AUS to ALS Flight Prices

Compared to other flights, the AUS to ALS flight is much cheaper than the average and costs much less than the average flight leaving from Austin. The average price per mile (for a direct flight) is $0.29, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to ALS, and Saturday the cheapest day to fly back into AUS. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $62 (16%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $307. Return trip prices are from the ALS to AUS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from AUS to ALS can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 13 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from AUS to ALS while comparing.

Destination alternative #1: Santa Fe Municipal Airport (SAF) in Santa Fe, NM

  • 126 miles (203 km) away from ALS
  • Usually 13.86% less expensive than ALS
  • 1-layover flights available

See AUS to SAF flights

Destination alternative #2: City of Colorado Springs Municipal Airport (COS) in Colorado Springs, CO

  • 114 miles (183 km) away from ALS
  • Usually 7.01% less expensive than ALS
  • 1-layover flights available

See AUS to COS flights


Flight Questions Answered

Still have questions about flying from AUS to ALS? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: Alaska, Boutique Air, United, and potentially more during busy seasons.

How far away is it from San Luis Valley Regional/Bergman Field Airport to Austin – Bergstrom International Airport?

The distance between the two airports is roughly 686 miles or 1104 kilometers.

How long does it take to fly from AUS to ALS?

The real-world flight time for a nonstop AUS to ALS flight is about 2 hour 13 minutes.

How many flights go between Austin, TX and Alamosa, CO?

It depends on the day of the week and the date, but a typical day might have around 45 available flights from AUS to ALS.


Airport Location Info


Departing Airport

Origination code AUS
Origination airport name Austin – Bergstrom International Airport
City Austin, TX
Country the United States
Latitude 30.2
Longitude -97.7

Return Airport

Destination code ALS
Destination airport name San Luis Valley Regional/Bergman Field Airport
City Alamosa, CO
Country the United States
Latitude 37.4
Longitude -105.9


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.