Cheapest one-way flights from Washington to San Juan in August from 161€

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

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

One-Way flights

23 Aug United direct
24 Aug United direct
25 Aug United direct
26 Aug United direct
31 Aug United direct
03 Aug United direct
10 Aug United direct
12 Aug United direct
16 Aug United direct
17 Aug United direct

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

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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