Cheapest return flights from Washington to San Juan in June from 250€

AirHint found the following cheapest return flights from Washington (IAD) to San Juan (SJU) in June 2026 (see full year).

Return flights

16 Jun - 23 Jun United direct
03 Jun - 06 Jun United
13 Jun - 27 Jun United
10 Jun - 17 Jun United
16 Jun - 22 Jun United direct
24 Jun - 30 Jun United
12 Jun - 17 Jun United direct
04 Jun - 07 Jun United
17 Jun - 22 Jun United
17 Jun - 21 Jun United
25 Jun - 02 Jul Delta

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

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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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