Cheapest one-way flights from Washington to San Juan in November from $60

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

One-Way flights

25 Nov Frontier Airlines direct
24 Nov Frontier Airlines direct
28 Nov Frontier Airlines direct
23 Nov Frontier Airlines direct
27 Nov Frontier Airlines
18 Nov American Airlines
20 Nov Frontier Airlines
14 Nov Avelo Airlines
09 Nov American Airlines
10 Nov American Airlines

Also check the deals for return flights from Washington to San Juan in November.

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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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