Cheap flights from Denver to East San Antonio

View AU$221 flight on Mon, 6 Oct. 2025Opens in a new window

Popular airlines from Denver to East San Antonio

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

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Cheap Flights from Denver (DEN) to East San Antonio (SAT)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 6 Oct. - Fri, 10 Oct.
DEN
Denver
SAT
San Antonio
AU$387 Return, found 19 hours ago
AU$387
Return
found 19 hours ago
Select United flight, departing Mon, 6 Oct. from Denver to San Antonio, returning Fri, 10 Oct., priced at AU$387 found 19 hours ago
American Airlines
Mon, 6 Oct. - Fri, 10 Oct.
DEN
Denver
SAT
San Antonio
AU$393 Return, found 19 hours ago
AU$393
Return
found 19 hours ago
Select American Airlines flight, departing Mon, 6 Oct. from Denver to San Antonio, returning Fri, 10 Oct., priced at AU$393 found 19 hours ago
Delta
Mon, 6 Oct. - Fri, 10 Oct.
DEN
Denver
SAT
San Antonio
AU$393 Return, found 19 hours ago
AU$393
Return
found 19 hours ago
Select Delta flight, departing Mon, 6 Oct. from Denver to San Antonio, returning Fri, 10 Oct., priced at AU$393 found 19 hours ago
American Airlines
Mon, 6 Oct. - Fri, 10 Oct.
DEN
Denver
SAT
San Antonio
AU$409 Return, found 19 hours ago
AU$409
Return
found 19 hours ago
Select American Airlines flight, departing Mon, 6 Oct. from Denver to San Antonio, returning Fri, 10 Oct., priced at AU$409 found 19 hours ago
American Airlines
Mon, 6 Oct. - Fri, 10 Oct.
DEN
Denver
SAT
San Antonio
AU$440 Return, found 19 hours ago
AU$440
Return
found 19 hours ago
Select American Airlines flight, departing Mon, 6 Oct. from Denver to San Antonio, returning Fri, 10 Oct., priced at AU$440 found 19 hours ago
Alaska Airlines
Mon, 6 Oct. - Fri, 10 Oct.
DEN
Denver
SAT
San Antonio
AU$503 Return, found 19 hours ago
AU$503
Return
found 19 hours ago
Select Alaska Airlines flight, departing Mon, 6 Oct. from Denver to San Antonio, returning Fri, 10 Oct., priced at AU$503 found 19 hours ago

Find the cheapest month to fly from Denver (DEN) to San Antonio (SAT)

September is typically the cheapest month to fly

From AU$74 - AU$235 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.