Cheapest return flights from Washington to San Juan in November from 117€

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

Return flights

02 Nov - 13 Nov United direct
16 Nov - 26 Nov United direct
02 Nov - 04 Dec United direct
14 Nov - 16 Nov Frontier Airlines
13 Nov - 16 Nov Frontier Airlines
05 Nov - 26 Nov United direct
06 Nov - 09 Nov Frontier Airlines direct
09 Nov - 15 Nov United direct
13 Nov - 20 Nov United direct
07 Nov - 13 Nov Frontier Airlines
14 Nov - 17 Nov Frontier Airlines
23 Nov - 01 Dec Frontier Airlines direct
22 Nov - 01 Dec Frontier Airlines direct
24 Nov - 01 Dec Frontier Airlines direct
25 Nov - 01 Dec Frontier Airlines direct
26 Nov - 01 Dec Frontier Airlines
26 Nov - 01 Dec United direct

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

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.

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