AirHint found the following cheapest return flights from Newark (EWR) to San Juan (SJU)
in June 2025 (see full year ).
Return flights
02 Jun
- 12 Jun
Frontier Airlines
$ 96
direct
02 Jun
- 07 Jun
Frontier Airlines
$ 119
direct
07 Jun
- 12 Jun
Frontier Airlines
$ 119
direct
01 Jun
- 07 Jun
Frontier Airlines
$ 120
direct
14 Jun
- 21 Jun
Frontier Airlines
$ 138
direct
10 Jun
- 13 Jun
Frontier Airlines
$ 143
direct
04 Jun
- 12 Jun
Frontier Airlines
$ 147
direct
14 Jun
- 17 Jun
Frontier Airlines
$ 151
direct
03 Jun
- 21 Jun
Frontier Airlines
$ 153
direct
16 Jun
- 21 Jun
Frontier Airlines
$ 157
direct
29 Jun
- 04 Jul
Frontier Airlines
$ 207
direct
22 Jun
- 25 Jul
Frontier Airlines
$ 218
direct
17 Jun
- 08 Jul
Frontier Airlines
$ 232
direct
29 Jun
- 08 Jul
Frontier Airlines
$ 237
direct
29 Jun
- 03 Jul
Frontier Airlines
$ 247
direct
18 Jun
- 09 Jul
Frontier Airlines
$ 262
direct
09 Jun
- 09 Jul
Frontier Airlines
$ 266
direct
13 Jun
- 11 Jul
Frontier Airlines
$ 268
direct
03 Jun
- 06 Jul
Frontier Airlines
$ 268
direct
24 Jun
- 01 Jul
Frontier Airlines
$ 277
direct
Also check the deals for one-way flights from Newark to San Juan in June .
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.