Cheapest return flights from San Francisco (SFO) to Cancun (CUN), August

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
10 Aug 21 Aug Frontier Airlines
19 Aug 24 Aug Frontier Airlines
13 Aug 18 Aug Frontier Airlines
30 Aug 06 Sep Aeromexico
12 Aug 15 Aug Frontier Airlines
09 Aug 13 Aug Aeromexico
23 Aug 01 Sep Aeromexico
08 Aug 14 Aug Frontier Airlines
15 Aug 18 Aug Frontier Airlines
15 Aug 21 Aug Frontier Airlines
20 Aug 25 Aug Frontier Airlines
16 Aug 20 Aug United
28 Aug 01 Sep Frontier Airlines
28 Aug 01 Sep United
Direct Flight
31 Aug 07 Sep Aeromexico
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deals for one-way flights from San Francisco to Cancun in August.

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Updated Jul 17, 2026.

About these fares

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