Cheapest return flights from San Antonio to Denver in April from $46

AirHint found the following cheapest return flights from San Antonio (SAT) to Denver (DEN) in April 2026 (see full year).

Return flights

14 Apr - 15 Apr Frontier Airlines direct
29 Apr - 04 May Frontier Airlines direct
17 Apr - 20 Apr Frontier Airlines direct
01 Apr - 07 Apr Frontier Airlines direct
03 Apr - 07 Apr Frontier Airlines direct
26 Apr - 29 Apr Frontier Airlines direct
20 Apr - 21 Apr Southwest Airlines direct

Also check the deals for one-way flights from San Antonio to Denver in April.

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