Cheapest return flights from Washington to San Juan in July from $384

Best time to book flights for Washington (DCA) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Washington (DCA) to San Juan (SJU) in July 2025 (see full year).

Return flights

22 Jul - 05 Aug jetBlue
29 Jul - 05 Aug jetBlue
01 Jul - 31 Jul jetBlue
15 Jul - 22 Jul jetBlue direct
30 Jul - 04 Aug jetBlue
30 Jul - 05 Aug jetBlue
02 Jul - 07 Jul jetBlue
01 Jul - 07 Jul jetBlue direct
01 Jul - 07 Jul jetBlue
03 Jul - 07 Jul jetBlue direct
10 Jul - 15 Jul jetBlue direct
18 Jul - 24 Jul jetBlue direct
27 Jul - 14 Aug United
31 Jul - 04 Aug jetBlue
31 Jul - 05 Aug jetBlue
27 Jul - 06 Aug jetBlue
19 Jul - 21 Jul jetBlue direct
06 Jul - 12 Jul jetBlue direct
30 Jul - 03 Aug jetBlue direct
27 Jul - 03 Aug jetBlue

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

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan