Cheap flights from Denver to San Antonio
From 541 USD — compare hundreds of airlines
About this route
Compare flights from Denver to San Antonio, a about 1,291 km route (around 2h 7m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as United Airlines, Silk Avia, Southwest Airlines operate this route.
Airlines on this route
FAQ
What's the cheapest month to fly Denver to San Antonio?
Prices vary by season; use the price calendar to find the cheapest month.
How long is the flight from Denver to San Antonio?
A nonstop flight takes about 2h 7m and covers around 1,291 km. Connecting itineraries take longer.
Are there direct flights from Denver to San Antonio?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Denver to San Antonio?
United Airlines, Silk Avia, Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book Denver–San Antonio flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.