Cheap Flights from Houston to Istanbul from $545

Frequently Asked Questions

• What are the cheapest flights from Houston to Istanbul (HOU-IST)?

  Based on Trip.com data, Qatar Airways offers one-way fares as low as $545 on Cheapest nonstop routes (e.g. IAH to IST on Mon, Nov 16), while Qatar Airways offers Cheapest nonstop round-trips from $850 departing on Sun, Oct 18 and returning on Sun, Oct 25.

• Which airlines offer direct flights from Houston to Istanbul?

  At the moment, you can catch a nonstop flight from Houston to Istanbul with the following airlines, including: Turkish Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Houston (HOU) to Istanbul (IST) and what is the distance?

  It takes around 11 hours 56 minutes to fly from Houston (HOU) to Istanbul (IST).

• When is the best time to book flights from Houston to Istanbul?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to Istanbul is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Houston to Istanbul?

  Based on Trip.com data in the past 4 weeks, there is 8 flight per week flying from Houston to Istanbul. You can check the weekly schedule for popular airlines on this route below: Turkish Airlines: S/M/T/W/T/F/S -- TK034 (21:44)

• How can I find the best deals on flights from Houston to Istanbul?

  To find best deals on flights from Houston to Istanbul, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Nov 16, with one-way flights priced at just $545.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Turkish Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Istanbul travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Houston (HOU) to Istanbul (IST) the cheapest?

  The cheapest months to fly from Houston to Istanbul is December, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Houston to Istanbul on?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Houston to Istanbul on October 15, 2026 with Turkish Airlines, with prices starting at $766.

• Which airports can I fly into Istanbul from Houston?

  You can arrive at any of the following airports in Istanbul: Istanbul Airport (IST), Sabiha Gökçen International Airport (SAW), and Ataturk Airport (ISL). Flights from George Bush Intercontinental Airport to Istanbul Airport (IAH-IST) are by far the most popular option for this route.

• Is there any time difference between Houston and Istanbul?

  The time difference between Istanbul and Houston is 9h.

• How do I change or cancel my ticket from Houston to Istanbul?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Houston to Istanbul?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Houston to Istanbul is $740. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Houston to Istanbul?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Houston to Istanbul is $1,295. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Houston to Istanbul on Trip.com?

  Enter Houston and Istanbul, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.