Cheapest return flights from San Francisco to San Juan in November from $305

AirHint found the following cheapest return flights from San Francisco (SFO) to San Juan (SJU) in November 2025 (see full year).

Return flights

08 Nov - 13 Nov Frontier Airlines
14 Nov - 18 Nov Frontier Airlines
07 Nov - 15 Nov Frontier Airlines
07 Nov - 11 Nov Frontier Airlines
18 Nov - 21 Nov jetBlue
11 Nov - 17 Nov Frontier Airlines
13 Nov - 17 Nov Frontier Airlines
06 Nov - 11 Nov Frontier Airlines
27 Nov - 02 Dec Frontier Airlines
24 Nov - 28 Nov American Airlines
25 Nov - 01 Dec American Airlines
26 Nov - 01 Dec Frontier Airlines
22 Nov - 30 Nov jetBlue

Also check the deals for one-way flights from San Francisco to San Juan in November.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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