Turkish Airlines
Star Alliance
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George Bush Intercontinental Airport
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Turkey
Atatürk International Airport (Yesilköy)
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Scan through all non-stop flights from Houston to Istanbul. The full flight schedule below gives an overview of all non-stop flights from IAH to IST, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
The Mediterranean regions near Istanbul are known for their warm, arid summers, where temperatures often go beyond 30°C (86°F). In some inland spots, the heat can climb even higher, sometimes reaching 40°C (104°F) or more. The winters are pleasantly mild, accompanied by some rainfall. This lovely climate, paired with breathtaking landscapes and bright, sunny days attract visitors from around the globe.
Istanbul is a wonderful place to visit all year long, but spring (March-May) and fall (September-November) are the best seasons to visit. The weather is pleasantly warm during these times, especially since the summers can be quite hot in those regions.

Currently, there is only one airline operating non-stop flights from Houston IAH to Istanbul IST, which is Turkish Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their IAH IST flight schedule.
Flights from IAH to IST are operated 10 times a week, with an average of 1 flight per day. Departure times vary between 14:30 - 22:05. The earliest flight departs at 14:30, the last flight departs at 22:05. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Houston to Istanbul takes 12 hours. The flight distance between Houston and Istanbul is 6,354 miles (or 10,226 km).
There are 2 airports in Istanbul: Atatürk International Airport (Yesilköy) (IST) and Sabiha Gökçen International Airport (SAW).
There are 10 flights per week flying from Houston to Istanbul (as of April 2026).
12 hours is the average flight time from Houston to Istanbul.
The distance from Houston to Istanbul is 6,354 miles (10,226 kilometers).
Turkish Airlines is the only airline flying nonstop from Houston to Istanbul.
Star Alliance is currently the only alliance flying nonstop from Houston to Istanbul.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Houston to Istanbul:
The earliest flight departs at 14:30 from Houston and arrives at 10:30 at Istanbul.
The latest flight departs at 22:05 from Houston and arrives at 18:05 at Istanbul.
6,354 miles (10,226 km) · 12h
14:30
10:30
Turkish Airlines
Star Alliance
TK 134
Turkish Airlines
Boeing 787-9
Y
W
J
F
14:30
10:30
Turkish Airlines
Star Alliance
TK 134
Turkish Airlines
Boeing 787-9
Y
W
J
F
21:05
17:05
Turkish Airlines
Star Alliance
TK 34
Turkish Airlines
Boeing 787-9
Y
W
J
F
21:05
17:05
Turkish Airlines
Star Alliance
TK 34
Turkish Airlines
Boeing 777-300ER
Y
W
J
F
21:05
17:05
Turkish Airlines
Star Alliance
TK 34
Turkish Airlines
Boeing 787-9
Y
W
J
F
21:05
17:05
Turkish Airlines
Star Alliance
TK 34
Turkish Airlines
Boeing 777-300ER
Y
W
J
F
21:05
17:00
Turkish Airlines
Star Alliance
TK 34
Turkish Airlines
Boeing 787-9
Y
W
J
F
21:05
17:05
Turkish Airlines
Star Alliance
TK 34
Turkish Airlines
Boeing 787-9
Y
W
J
F
21:05
17:05
Turkish Airlines
Star Alliance
TK 34
Turkish Airlines
Boeing 787-9
Y
W
J
F
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