$59 Find Cheap Southwest Flights from San Antonio to Denver

When to Book Flights with Southwest from San Antonio to Denver

• Is Southwest the cheapest airline to fly with from San Antonio to Denver?

  With an average price of $308 return, Southwest is not the cheapest airline to fly from San Antonio to Denver with. Instead, for the lowest price, our data suggests flying with Frontier, where a return flight costs $150 on average.

• What is the cheapest Southwest flight from San Antonio to Denver?

  In the last 3 days, the lowest price for a flight with Southwest from San Antonio to Denver was $95 for a return flight and $74 for a one-way flight.

• Does Southwest fly direct to Denver from San Antonio?

  Yes, Southwest does offer direct flights for the route, with around 23 flights per week.

• What’s the cheapest day of the week to fly from San Antonio to Denver with Southwest?

  On average, the cheapest day of the week to fly from San Antonio to Denver with Southwest is Friday, when prices are around $79. The most expensive day is generally Saturday, where the average price is around $153.

• What’s the cheapest month to fly from San Antonio to Denver with Southwest?

  The cheapest month for Southwest flights to Denver from San Antonio is generally February, where plane tickets cost $138 on average. If possible, try to avoid the most expensive months of November and December, where tickets cost $231 and $311 respectively.