AirHint found the following cheapest return flights from Houston (IAH) to Istanbul (IST)
in May 2025 (see full year ).
Return flights
12 May
- 19 May
Spirit Airlines
$ 634
01 May
- 08 May
Spirit Airlines
$ 660
14 May
- 21 May
Spirit Airlines
$ 665
04 May
- 18 May
Spirit Airlines
$ 679
01 May
- 15 May
Spirit Airlines
$ 687
04 May
- 10 May
Spirit Airlines
$ 728
15 May
- 06 Jun
Spirit Airlines
$ 738
02 May
- 09 May
Spirit Airlines
$ 756
09 May
- 16 May
Spirit Airlines
$ 772
15 May
- 20 Jun
Spirit Airlines
$ 803
09 May
- 26 May
Spirit Airlines
$ 815
28 May
- 06 Jun
Spirit Airlines
$ 859
01 May
- 29 Jun
Spirit Airlines
$ 922
01 May
- 30 Jun
Spirit Airlines
$ 934
01 May
- 30 Jun
Turkish Airlines
$ 935
direct
24 May
- 27 May
Spirit Airlines
$ 950
21 May
- 30 Jun
Spirit Airlines
$ 975
15 May
- 20 Jun
Turkish Airlines
$ 987
direct
15 May
- 06 Jun
Turkish Airlines
$ 988
direct
24 May
- 07 Jun
Spirit Airlines
$ 1019
Also check the deals for one-way flights from Houston to Istanbul 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.
