£427 Cheap Flights from Houston (IAH) to Istanbul (IST)

View £427 flight on Mon, 24 Aug 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Istanbul Airport (IST)

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Cheap Flights from Houston (IAH) to Istanbul (IST)

Prices were available within the past 7 days and start at £427 for one-way flights and £700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Mon, 8 Mar - Fri, 19 Mar
IAH
Houston
IST
Istanbul
£700 Return, found 6 days ago
£700
Return
found 6 days ago
Select KLM flight, departing Mon, 8 Mar from Houston to Istanbul, returning Fri, 19 Mar, priced at £700 found 6 days ago
Air France
Mon, 8 Mar - Fri, 19 Mar
IAH
Houston
IST
Istanbul
£700 Return, found 6 days ago
£700
Return
found 6 days ago
Select Air France flight, departing Mon, 8 Mar from Houston to Istanbul, returning Fri, 19 Mar, priced at £700 found 6 days ago
KLM
Wed, 30 Dec - Sun, 10 Jan
IAH
Houston
IST
Istanbul
£711 Return, found 3 hours ago
£711
Return
found 3 hours ago
Select KLM flight, departing Wed, 30 Dec from Houston to Istanbul, returning Sun, 10 Jan, priced at £711 found 3 hours ago
Air France
Wed, 30 Dec - Sun, 10 Jan
IAH
Houston
IST
Istanbul
£712 Return, found 3 hours ago
£712
Return
found 3 hours ago
Select Air France flight, departing Wed, 30 Dec from Houston to Istanbul, returning Sun, 10 Jan, priced at £712 found 3 hours ago
KLM
Wed, 30 Dec - Sun, 10 Jan
IAH
Houston
IST
Istanbul
£717 Return, found 3 hours ago
£717
Return
found 3 hours ago
Select KLM flight, departing Wed, 30 Dec from Houston to Istanbul, returning Sun, 10 Jan, priced at £717 found 3 hours ago
KLM
Mon, 8 Mar - Fri, 19 Mar
IAH
Houston
IST
Istanbul
£720 Return, found 6 days ago
£720
Return
found 6 days ago
Select KLM flight, departing Mon, 8 Mar from Houston to Istanbul, returning Fri, 19 Mar, priced at £720 found 6 days ago
KLM
Tue, 29 Dec - Sun, 10 Jan
IAH
Houston
IST
Istanbul
£723 Return, found 5 hours ago
£723
Return
found 5 hours ago
Select KLM flight, departing Tue, 29 Dec from Houston to Istanbul, returning Sun, 10 Jan, priced at £723 found 5 hours ago
Lufthansa
Mon, 8 Mar - Fri, 19 Mar
IAH
Houston
IST
Istanbul
£746 Return, found 6 days ago
£746
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 8 Mar from Houston to Istanbul, returning Fri, 19 Mar, priced at £746 found 6 days ago
Air Canada
Mon, 8 Mar - Fri, 19 Mar
IAH
Houston
IST
Istanbul
£749 Return, found 6 days ago
£749
Return
found 6 days ago
Select Air Canada flight, departing Mon, 8 Mar from Houston to Istanbul, returning Fri, 19 Mar, priced at £749 found 6 days ago
JetBlue Airways
Sat, 29 Aug - Sat, 12 Sept
IAH
Houston
IST
Istanbul
£750 Return, found 3 hours ago
£750
Return
found 3 hours ago
Select JetBlue Airways flight, departing Sat, 29 Aug from Houston to Istanbul, returning Sat, 12 Sept, priced at £750 found 3 hours ago

Alternative airports near Istanbul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Istanbul Airport IST. Cheapest option available. Average driving time to city centre is 35 minutes. Flights from £912
IST
Istanbul Airport
Cheapest
Average driving time to city centre35 min
Flights from £912

Find the cheapest month to fly from Houston (IAH) to Istanbul (IST)

January is typically the cheapest month to fly

From £605 - £841 per traveller.

Frequently asked questions

What is the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
January is typically the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST), with average return fares of approximately £744. This is about 20% lower than the average price throughout the year. January sees lower prices because it falls after the busy holiday travel season, when demand drops and airlines often offer better deals. Other cheap months to fly from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) include February and October.
Which airlines fly direct from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
Enter IAH to IST and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
The best airline to fly with from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) will differ from traveller to traveller. If you like to fly early, TK offers early morning flights. If price is the most important factor, TK typically offers the lowest fares. UA offers the most daily flights from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
The best time to fly from Houston, TX (IAH-George Bush Intercontinental) (IAH) to Istanbul (IST) (IST) for a good balance of price and availability is typically January or October. You can expect to find return flights for around £744 during these months. While we don't have specific popularity data for this route, these months often offer a good travel experience with potentially fewer crowds than peak season, allowing you to enjoy Istanbul more comfortably.
How many flights per day from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
There are approximately 1 nonstop flight per day from Houston, TX (IAH-George Bush Intercontinental) (IAH) to Istanbul (IST) (IST). For even more choice, look at flights that include layovers, as there are around 76 connecting flights per day. Some common connection points include Pearson Intl. (YYZ), O'Hare Intl. (ORD), and Pierre Elliott Trudeau Intl. (YUL).
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
The earliest flight from George Bush Intercontinental (IAH) to Istanbul (IST) typically departs at approximately 5:00 AM local time. This service is offered by American Airlines and British Airways, and it is a seasonal service active in May. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
You'll typically find the most flights from George Bush Intercontinental (IAH) to Istanbul (IST) on a Friday, with around 58 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, American Airlines, and Delta Air Lines. Flight options are notably more plentiful on Fridays compared to other days of the week.
What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
The most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) are in the afternoon, from 3pm to 6pm. About 36% of passengers prefer this time. Many major carriers, including Lufthansa, United Airlines and British Airways, offer flights during this window. This timing works well because it allows you to have a productive morning before heading to the airport, and you'll arrive in Istanbul ready to start your day.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
Flying nonstop from IAH to IST takes around 12 hours, with the route covering approximately 6,359 miles. Flights with a layover typically take 4 hours 50 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
Select the "Business class" and "First class" filters when looking for IAH to IST flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Istanbul from George Bush Intercontinental (IAH)?
From George Bush Intercontinental (IAH), you can fly into Sabiha Gokcen Intl. (SAW) and Istanbul Airport (IST) in Istanbul. Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Minneapolis - St. Paul Intl. (MSP), Detroit Metropolitan Wayne County (DTW) before reaching Istanbul. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) to Istanbul (IST) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
George Bush Intercontinental
Destination airport
Istanbul
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Emirates, JetBlue Airways, KLM, Lufthansa, Qatar Airways, Turkish Airlines, United
Return price
£699
Distance
10172 km

Book with confidence

Compare flights from Houston to Istanbul easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Houston to Istanbul. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Istanbul in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from George Bush Intercontinental to Istanbul.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from George Bush Intercontinental (IAH) to Istanbul (IST)

The easiest way to view the best deals on flights from Houston to Istanbul today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from George Bush Intercontinental to Istanbul start at just £700 and range up to £750.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Houston and Istanbul
  • booking your flight during March, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Houston to Istanbul flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from George Bush Intercontinental to Istanbul for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Houston to Istanbul easily and book with confidence

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