Cheapest return flights from Washington to San Juan in March from 217€

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

Return flights

23 Mar - 26 Mar United direct
15 Mar - 18 Mar United direct
18 Mar - 25 Mar United direct
23 Mar - 01 Apr United
09 Mar - 16 Mar United direct
25 Mar - 01 Apr United
23 Mar - 27 Mar United direct
05 Mar - 14 Mar Frontier Airlines
15 Mar - 19 Mar United direct
22 Mar - 27 Mar United direct
19 Mar - 23 Mar United direct
04 Mar - 08 Mar United direct
25 Mar - 06 Apr Frontier Airlines
29 Mar - 05 Apr Frontier Airlines
28 Mar - 02 Apr Frontier Airlines
30 Mar - 05 Apr Frontier Airlines

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

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