Cheapest return flights from San Francisco to San Juan in July from $423

AirHint found the following cheapest return flights from San Francisco (SFO) to San Juan (SJU) in July 2026 (see full year).

Return flights

07 Jul - 15 Jul United
28 Jul - 07 Aug American Airlines
04 Jul - 08 Jul United
24 Jul - 30 Jul United
16 Jul - 21 Jul Southwest Airlines
04 Jul - 07 Jul United
23 Jul - 28 Jul United
09 Jul - 14 Jul United
17 Jul - 20 Jul Sun Country Airlines
09 Jul - 13 Jul United
02 Jul - 07 Jul United

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

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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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