AirHint found the following cheapest return flights from Houston (IAH) to San Juan (SJU)
in May 2025 (see full year ).
Return flights
15 May
- 20 May
Frontier Airlines
125 €
01 May
- 08 May
Frontier Airlines
145 €
16 May
- 20 May
Frontier Airlines
145 €
06 May
- 09 May
Frontier Airlines
145 €
07 May
- 11 May
Frontier Airlines
164 €
07 May
- 12 May
Spirit Airlines
171 €
15 May
- 19 May
Frontier Airlines
181 €
04 May
- 12 May
Frontier Airlines
183 €
09 May
- 12 May
Frontier Airlines
183 €
06 May
- 09 May
United
191 €
direct
29 May
- 01 Jun
Spirit Airlines
218 €
20 May
- 03 Jun
United
349 €
direct
29 May
- 12 Jun
United
377 €
direct
18 May
- 01 Jun
United
382 €
direct
26 May
- 09 Jun
United
382 €
direct
19 May
- 02 Jun
United
428 €
direct
28 May
- 11 Jun
United
431 €
direct
24 May
- 07 Jun
United
434 €
31 May
- 14 Jun
United
463 €
direct
21 May
- 04 Jun
United
464 €
direct
Also check the deals for one-way flights from Houston to San Juan in May .
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.