Get Me There. San Francisco to San Juan
The cheapest round trip from San Francisco to San Juan right now is $276 — Sep 10 → 16, 6 nights, 1 stop.
Best fare
San Juan Sep 10 → 16 · 6 nights · 1 stop
Below typical ($351–$381) — this is a good fare.
Prices checked on Aug 12
By month
August 2026 $365
September 2026cheapest $276
October 2026 $276
November 2026 $460
December 2026 $434
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Price history
4 weeks tracked · weekly lows · ↓30% vs 3 wks ago
All dates (5 priced)
Sep 10 → 16 6 nights · 1 stop
Oct 1 → 7 6 nights · 1 stop
Aug 31 → Sep 9 9 nights · 1 stop
Dec 7 → 14 7 nights · 2 stops
Nov 1 → 7 6 nights · 1 stop
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