Get Me There. San Francisco to San Juan
The cheapest round trip from San Francisco to San Juan right now is $390 — Sep 21 → 30, 9 nights, 2 stops.
Best fare
San Juan Sep 21 → 30 · 9 nights · 2 stops
Above typical for this route ($313–$383) — it usually dips lower.
Prices checked on Sep 2
By month
September 2026cheapest $390
October 2026 $396
November 2026 $479
December 2026 $442
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Price history
7 weeks tracked · weekly lows
All dates (4 priced)
Sep 21 → 30 9 nights · 2 stops
Oct 1 → 7 6 nights · 1 stop
Dec 7 → 14 7 nights · 2 stops
Nov 9 → 17 8 nights · 2 stops
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