Cheapest return flights from Phoenix to San Juan in January from $210
AirHint found the following cheapest return flights from Phoenix (PHX) to San Juan (SJU)
in January 2026 (see full year ).
Return flights
06 Jan
- 12 Jan
Frontier Airlines
$ 210
05 Jan
- 09 Jan
Frontier Airlines
$ 225
12 Jan
- 17 Jan
Frontier Airlines
$ 241
24 Jan
- 01 Feb
Frontier Airlines
$ 241
23 Jan
- 30 Jan
Frontier Airlines
$ 245
16 Jan
- 26 Jan
Frontier Airlines
$ 245
23 Jan
- 01 Feb
Frontier Airlines
$ 246
09 Jan
- 11 Jan
Frontier Airlines
$ 252
29 Jan
- 02 Feb
Frontier Airlines
$ 282
30 Jan
- 07 Feb
Frontier Airlines
$ 283
16 Jan
- 25 Jan
Frontier Airlines
$ 284
29 Jan
- 07 Feb
Frontier Airlines
$ 296
01 Jan
- 05 Jan
Frontier Airlines
$ 343
07 Jan
- 26 Jan
Spirit Airlines
$ 517
17 Jan
- 30 Jan
Sun Country Airlines
$ 535
28 Jan
- 05 Feb
United
$ 580
17 Jan
- 07 Feb
Sun Country Airlines
$ 599
22 Jan
- 07 Feb
Sun Country Airlines
$ 621
24 Jan
- 07 Feb
Sun Country Airlines
$ 652
23 Jan
- 07 Feb
Sun Country Airlines
$ 734
Also check the deals for one-way flights from Phoenix to San Juan in January .
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