Cheapest return DAL–SJU flights, May

AirHint found the following cheapest return flights from Dallas (DAL) to San Juan (SJU) in May 2026 (see full year).

Return flights

12 May - 15 May Delta
08 May - 14 May Southwest Airlines
09 May - 14 May Southwest Airlines
18 May - 22 May Southwest Airlines
10 May - 16 May Delta
18 May - 23 May Southwest Airlines
11 May - 09 Jun Southwest Airlines
07 May - 14 May Southwest Airlines
07 May - 13 May Southwest Airlines
08 May - 15 May Southwest Airlines
17 May - 22 May Southwest Airlines
26 May - 05 Jun Southwest Airlines
31 May - 04 Jun Southwest Airlines
27 May - 05 Jun Southwest Airlines
30 May - 02 Jun Delta
31 May - 07 Jun Southwest Airlines
29 May - 02 Jun Southwest Airlines
23 May - 14 Jun Southwest Airlines
23 May - 13 Jun Delta
23 May - 06 Jun Southwest Airlines

Also check the deals for one-way flights from Dallas to San Juan in May.

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