AirHint found the following cheapest return flights from Miami (MIA) to San Juan (SJU)
in July 2025 (see full year ).
Return flights
04 Jul
- 08 Jul
Frontier Airlines
$ 138
direct
04 Jul
- 09 Jul
Frontier Airlines
$ 166
direct
07 Jul
- 21 Jul
Frontier Airlines
$ 218
direct
25 Jul
- 29 Jul
Frontier Airlines
$ 219
direct
25 Jul
- 01 Aug
Frontier Airlines
$ 221
direct
22 Jul
- 28 Jul
Frontier Airlines
$ 228
direct
10 Jul
- 15 Jul
Frontier Airlines
$ 238
direct
11 Jul
- 13 Jul
Frontier Airlines
$ 244
31 Jul
- 05 Aug
Frontier Airlines
$ 248
direct
25 Jul
- 31 Jul
Frontier Airlines
$ 263
direct
23 Jul
- 26 Jul
Frontier Airlines
$ 267
direct
27 Jul
- 31 Jul
Frontier Airlines
$ 272
direct
30 Jul
- 05 Aug
Spirit Airlines
$ 398
direct
31 Jul
- 12 Aug
Spirit Airlines
$ 433
direct
Also check the deals for one-way flights from Miami to San Juan in July .
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.