AirHint found the following cheapest return flights from Houston (IAH) to Istanbul (IST)
in April 2025 (see full year ).
Return flights
29 Apr
- 13 May
Spirit Airlines
$ 628
23 Apr
- 05 May
Spirit Airlines
$ 693
25 Apr
- 09 May
Spirit Airlines
$ 734
23 Apr
- 29 Apr
Spirit Airlines
$ 742
15 Apr
- 29 Apr
Spirit Airlines
$ 762
14 Apr
- 29 Apr
WestJet
$ 793
27 Apr
- 04 May
Frontier Airlines
$ 826
25 Apr
- 01 May
Frontier Airlines
$ 842
26 Apr
- 04 May
Spirit Airlines
$ 844
15 Apr
- 25 Apr
Spirit Airlines
$ 875
09 Apr
- 15 Apr
Spirit Airlines
$ 877
08 Apr
- 15 Apr
Frontier Airlines
$ 885
21 Apr
- 05 May
Qatar Airways
$ 885
12 Apr
- 26 Apr
Frontier Airlines
$ 897
23 Apr
- 29 Apr
Turkish Airlines
$ 900
direct
09 Apr
- 16 Apr
Spirit Airlines
$ 918
17 Apr
- 20 Apr
Qatar Airways
$ 921
23 Apr
- 05 May
Turkish Airlines
$ 944
direct
29 Apr
- 13 May
Turkish Airlines
$ 949
direct
26 Apr
- 04 May
Turkish Airlines
$ 991
direct
Also check the deals for one-way flights from Houston to Istanbul in April .
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.