Deal found on September 10, 2026
Philadelphia to San Juan
$146$28649% off
Round trip
San Juan round trip from Philadelphia is $146 right now, 49% below the usual $286 fare, with November and December dates available. Old San Juan's cobblestone streets, beach clubs, and short flight time make it one of the most bookable warm-weather trips heading into winter. At $146 we're close to the $81 all-time low on this route, so it's a strong value even with limited date flexibility.
Travel dates
Dates in October
e.g. Oct 12 – Oct 21 · 9 nights
Date options
5 at this price
Lowest we've seen
$81
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