Cheap flights from San Francisco to Cancun South

View AU$248 flight on Tue, 9 Sep. 2025Opens in a new window

Popular airlines from San Francisco to Cancun South

  • American Airlines

    American Airlines

  • Air Canada

    Air Canada

  • Aeromexico

    Aeromexico

  • United

    United

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Cheap Flights from San Francisco (SJC) to Cancun South (CUN)

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.

American Airlines
Tue, 9 Sep. - Mon, 22 Sep.
SFO
San Francisco
TQO
Tulum
AU$574 Return, found 12 hours ago
AU$574
Return
found 12 hours ago
Select American Airlines flight, departing Tue, 9 Sep. from San Francisco to Tulum, returning Mon, 22 Sep., priced at AU$574 found 12 hours ago
Alaska Airlines
Mon, 1 Sep. - Thu, 4 Sep.
SFO
San Francisco
CUN
Cancun
AU$615 Return, found 6 days ago
AU$615
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 1 Sep. from San Francisco to Cancun, returning Thu, 4 Sep., priced at AU$615 found 6 days ago
Aeromexico
Mon, 1 Sep. - Thu, 4 Sep.
SFO
San Francisco
CUN
Cancun
AU$627 Return, found 6 days ago
AU$627
Return
found 6 days ago
Select Aeromexico flight, departing Mon, 1 Sep. from San Francisco to Cancun, returning Thu, 4 Sep., priced at AU$627 found 6 days ago
American Airlines
Tue, 9 Sep. - Mon, 22 Sep.
SFO
San Francisco
TQO
Tulum
AU$632 Return, found 12 hours ago
AU$632
Return
found 12 hours ago
Select American Airlines flight, departing Tue, 9 Sep. from San Francisco to Tulum, returning Mon, 22 Sep., priced at AU$632 found 12 hours ago
Delta
Mon, 5 Jan. - Wed, 7 Jan.
SJC
San Jose
CUN
Cancun
AU$656 Return, found 2 days ago
AU$656
Return
found 2 days ago
Select Delta flight, departing Mon, 5 Jan. from San Jose to Cancun, returning Wed, 7 Jan., priced at AU$656 found 2 days ago
Air Canada
Thu, 25 Sep. - Mon, 29 Sep.
SFO
San Francisco
CUN
Cancun
AU$973 Return, found 6 days ago
AU$973
Return
found 6 days ago
Select Air Canada flight, departing Thu, 25 Sep. from San Francisco to Cancun, returning Mon, 29 Sep., priced at AU$973 found 6 days ago

Find the cheapest month to fly from San Francisco (SFO) to Cancun (CUN)

September is typically the cheapest month to fly

From AU$412 - AU$710 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.