$459 Cheap Flights from Houston (IAH) to Istanbul (IST)

View $459 flight on Tue, Nov 25, 2025Opens in a new window

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

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Today's featured flight deals from George Bush Intercontinental Airport (IAH) to Istanbul Airport (IST)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Houston to Istanbul (IAH-IST)

Prices were available within the past 7 days and start at $459 for one-way flights and $553 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, Feb 2 - Mon, Feb 9
IAH
Houston
IST
Istanbul
$553 Roundtrip, found 5 hours ago
$553
Roundtrip
found 5 hours ago
Select Air Canada flight, departing Mon, Feb 2 from Houston to Istanbul, returning Mon, Feb 9, priced at $553 found 5 hours ago
Air Canada
Tue, Feb 3 - Thu, Feb 12
IAH
Houston
IST
Istanbul
$556 Roundtrip, found 21 hours ago
$556
Roundtrip
found 21 hours ago
Select Air Canada flight, departing Tue, Feb 3 from Houston to Istanbul, returning Thu, Feb 12, priced at $556 found 21 hours ago
Lufthansa
Thu, Jan 29 - Wed, Feb 11
IAH
Houston
IST
Istanbul
$557 Roundtrip, found 4 hours ago
$557
Roundtrip
found 4 hours ago
Select Lufthansa flight, departing Thu, Jan 29 from Houston to Istanbul, returning Wed, Feb 11, priced at $557 found 4 hours ago
Air Canada
Thu, Nov 27 - Thu, Dec 11
IAH
Houston
IST
Istanbul
$560 Roundtrip, found 1 day ago
$560
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Nov 27 from Houston to Istanbul, returning Thu, Dec 11, priced at $560 found 1 day ago
Lufthansa
Thu, Dec 4 - Thu, Dec 11
IAH
Houston
IST
Istanbul
$560 Roundtrip, just found
$560
Roundtrip
just found
Select Lufthansa flight, departing Thu, Dec 4 from Houston to Istanbul, returning Thu, Dec 11, priced at $560 just found
United
Tue, Jan 20 - Tue, Jan 27
IAH
Houston
IST
Istanbul
$561 Roundtrip, found 2 hours ago
$561
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Jan 20 from Houston to Istanbul, returning Tue, Jan 27, priced at $561 found 2 hours ago
Lufthansa
Thu, Jan 22 - Fri, Jan 30
IAH
Houston
IST
Istanbul
$562 Roundtrip, found 10 hours ago
$562
Roundtrip
found 10 hours ago
Select Lufthansa flight, departing Thu, Jan 22 from Houston to Istanbul, returning Fri, Jan 30, priced at $562 found 10 hours ago
Air Canada
Tue, Feb 3 - Thu, Feb 12
IAH
Houston
IST
Istanbul
$563 Roundtrip, found 21 hours ago
$563
Roundtrip
found 21 hours ago
Select Air Canada flight, departing Tue, Feb 3 from Houston to Istanbul, returning Thu, Feb 12, priced at $563 found 21 hours ago
Delta
Sat, Jan 31 - Sat, Feb 7
IAH
Houston
IST
Istanbul
$574 Roundtrip, found 21 hours ago
$574
Roundtrip
found 21 hours ago
Select Delta flight, departing Sat, Jan 31 from Houston to Istanbul, returning Sat, Feb 7, priced at $574 found 21 hours ago
Scandinavian Airlines
Thu, Sep 10 - Sat, Sep 19
IAH
Houston
IST
Istanbul
$649 Roundtrip, found 22 hours ago
$649
Roundtrip
found 22 hours ago
Select Scandinavian Airlines flight, departing Thu, Sep 10 from Houston to Istanbul, returning Sat, Sep 19, priced at $649 found 22 hours ago

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

November is typically the cheapest month to fly

From $643 - $1,733 per traveler.

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 center is 35 minutes. Flights from $760
IST
Istanbul Airport
Cheapest
Average driving time to city center35 min
Flights from $760
Flights from Houston (IAH) to Istanbul (IST)
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, Royal Jordanian, Scandinavian Airlines, Turkish Airlines, United
Roundtrip price
$552
Distance
6357 mi
Average flight time
19 hours 55 mins

Houston to Istanbul Flights

The cheapest times to fly from Houston to Istanbul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Istanbul are during the month of February. You can find some of the cheapest flights from Houston to Istanbul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Istanbul

Sunday is one of the best days to book for cheap flights from Houston to Istanbul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Istanbul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Istanbul in 2025. You can also book with separate airlines for your outbound and return journeys, from $459 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Istanbul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Istanbul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Istanbul (IST) cost?
Secure a cheap one-way flight from $459 or cheap return flight from $553 from George Bush Intercontinental Airport (IAH) to Istanbul (IST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Istanbul (IST)?
The cheapest month to fly from IAH to IST is February, when there's less demand. Off-peak months are typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Istanbul (IST)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IAH to IST flight.
How many flights per day from George Bush Intercontinental Airport (IAH) to Istanbul (IST)?
You'll need to take a flight with a layover when traveling from George Bush Intercontinental Airport (IAH) to Istanbul (IST). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from IAH to IST?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Istanbul (IST)?
Choose a flight from George Bush Intercontinental Airport (IAH) to Istanbul (IST) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Istanbul (IST) last-minute?
Booking your ticket from IAH to IST just before your journey is usually more expensive. However, if you're flexible with your departure dates and times, you could land a cheap last-minute fare.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Istanbul (IST)?
If you booked your IAH to IST flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.