The cheapest times to fly from IAH to IST are

  • January 8th to April 1st
  • April 16th to May 6th
  • September 10th to October 7th
  • October 29th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAH to IST is early to mid September. Prices can be as high as $1489 for Saturday flights during early August, or as low as $844 for Monday flights around early to mid September.


When to Fly to Istanbul

Flying from Houston, TX (IAH) to Istanbul (IST) will usually cost between $860 to $1213 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid September with an average ticket price of $887. Due to high demand the most expensive time to fly is early August, with an average price of $1259. Planning your trip to low-cost times can easily save you $372 on economy flights and even more on first-class flights. Generally, any price below $954 can be considered a good price for a round-trip IAH to IST flight.

See below for a graph of average weekly prices for the IAH to IST route. All prices are for round-trip tickets in USD.

IAH to IST Flight Prices

Compared to other flights, the IAH to IST flight is priced close to the average and costs about as much as the average flight leaving from Houston. The average price per mile (for a direct flight) is $0.09, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to IST, and Tuesday the cheapest day to fly back into IAH. Saturdays are the most expensive days to fly to Istanbul, and Sundays are the most expensive days to return to Houston. Selecting flights on the least expensive days could save you up to $85 (8%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $933. Return trip prices are from the IST to IAH flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IAH to IST can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 12 hour 27 minutes may be realistic.


Flight Hacking IAH to IST

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from IAH to IST — but Champion Traveler does!

Hack #1: Vienna (IAH > VIE > IST)

  • Price for both tickets: $773
  • Average savings: $181 (18.98%)

See IAH to VIE flights

Hack #2: Milan (IAH > MXP > IST)

  • Price for both tickets: $853
  • Average savings: $101 (10.59%)

See IAH to MXP flights

Hack #3: Munich (IAH > MUC > IST)

  • Price for both tickets: $874
  • Average savings: $80 (8.39%)

See IAH to MUC flights


Flight Questions Answered

Still have questions about flying from IAH to IST? We’ve got answers.

Which airlines fly this route?

You can find 22 major airlines flying this route most often: Air Canada, Air France, Air Serbia, American, atlasglobal, Austrian, British Airways, Brussels Airlines, Delta, Emirates, Etihad, KLM, LOT, Lufthansa, Qatar Airways, Royal Air Maroc, Saudia, Singapore Airlines, Tap Air Portugal, TAROM, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from Ataturk Airport to George Bush Intercontinental/Houston Airport?

The distance between the two airports is roughly 6373 miles or 10256 kilometers.

How long does it take to fly from IAH to IST?

The real-world flight time for a nonstop IAH to IST flight is about 12 hour 27 minutes.

How many flights go between Houston, TX and Istanbul?

It depends on the day of the week and the date, but a typical day might have around 55 available flights from IAH to IST.


Airport Location Info


Departing Airport

Origination code IAH
Origination airport name George Bush Intercontinental/Houston Airport
City Houston, TX
Country the United States
Latitude 30
Longitude -95.3

Return Airport

Destination code IST
Destination airport name Ataturk Airport
City Istanbul
Country Turkey
Latitude 41
Longitude 28.8


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.