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Cheap flights from Houston George Bush Intcntl Airport to Istanbul from $226

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Istanbul departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Istanbul

Cheap round-trip flights

Turkish Airlines Logo
9:00 pm - 5:05 pmIAH-IST
12h 05mnonstop
Turkish Airlines Logo
2:00 pm - 7:05 pmIST-IAH
13h 05mnonstop
$794Turkish Airlines
Find Deal
Mon, Sep 29 - Thu, Oct 9
Turkish Airlines Logo
9:05 pm - 6:05 pmIAH-IST
12h 00mnonstop
Turkish Airlines Logo
2:50 pm - 7:10 pmIST-IAH
13h 20mnonstop
$798Turkish Airlines
Find Deal
Fri, Nov 28 - Mon, Dec 8
KLM Logo
3:50 pm - 3:25 amIAH-IST
27h 35m1 stop
KLM Logo
4:50 am - 1:55 pmIST-IAH
18h 05m1 stop
$801KLM
Find Deal
Mon, Oct 6 - Mon, Nov 10
KLM Logo
12:55 pm - 4:55 pmIAH-IST
19h 00m2 stops
KLM Logo
4:50 am - 1:55 pmIST-IAH
18h 05m1 stop
$806KLM
Find Deal
Wed, Jan 7 - Tue, Jan 20
Lufthansa Logo
5:30 pm - 6:05 pmIAH-IST
16h 35m1 stop
Lufthansa Logo
6:30 am - 2:35 pmIST-IAH
17h 05m1 stop
$814Lufthansa
Find Deal
Wed, Oct 29 - Wed, Nov 12
Lufthansa Logo
11:57 am - 5:45 pmIAH-IST
20h 48m2 stops
Lufthansa Logo
6:30 am - 10:58 pmIST-IAH
25h 28m2 stops
$830Lufthansa
Find Deal
Tue, Dec 9 - Wed, Jan 14
United Airlines Logo
4:30 pm - 10:45 pmIAH-IST
21h 15m1 stop
United Airlines Logo
6:30 am - 9:39 pmIST-IAH
24h 09m2 stops
$834United Airlines
Find Deal
Sun, Nov 23 - Tue, Dec 2
United Airlines Logo
4:30 pm - 5:55 pmIAH-IST
16h 25m1 stop
United Airlines Logo
6:30 am - 9:39 pmIST-IAH
24h 09m2 stops
$835United Airlines
Find Deal
Mon, Nov 10 - Tue, Nov 25
Delta Logo
5:16 am - 4:55 pmIAH-IST
26h 39m2 stops
Delta Logo
4:50 am - 1:55 pmIST-IAH
18h 05m1 stop
$838Delta
Find Deal
Sun, Nov 23 - Mon, Dec 1
Delta Logo
6:46 pm - 3:50 amIAH-IST
24h 04m2 stops
Delta Logo
4:50 am - 5:50 pmIST-IAH
22h 00m2 stops
$847Delta
Find Deal
Sun, Nov 9 - Mon, Nov 17

KLM flights from Houston George Bush Intcntl Airport to Istanbul Airport

Our best KLM deals on Houston George Bush Intcntl Airport to Istanbul Airport flight tickets
KLM
Oct 6
IAH3:50 pmHouston George Bush Intcntl
27h 35m
1 stop
IST3:25 amIstanbul
Nov 10
IST4:50 amIstanbul
18h 05m
1 stop
IAH1:55 pmHouston George Bush Intcntl
$801
Find similar
KLM
Jan 7
IAH12:55 pmHouston George Bush Intcntl
19h 00m
2 stops
IST4:55 pmIstanbul
Jan 20
IST4:50 amIstanbul
18h 05m
1 stop
IAH1:55 pmHouston George Bush Intcntl
$806
Find similar
KLM
Oct 6
IAH3:50 pmHouston George Bush Intcntl
27h 35m
1 stop
IST3:25 amIstanbul
Nov 12
IST4:50 amIstanbul
22h 00m
2 stops
IAH5:50 pmHouston George Bush Intcntl
$811
Find similar

Turkish Airlines flights from Houston George Bush Intcntl Airport to Istanbul Airport

Our best Turkish Airlines deals on Houston George Bush Intcntl Airport to Istanbul Airport flight tickets
Turkish Airlines
Sep 29
IAH9:00 pmHouston George Bush Intcntl
12h 05m
IST5:05 pmIstanbul
Oct 9
IST2:00 pmIstanbul
13h 05m
IAH7:05 pmHouston George Bush Intcntl
$794
Find similar
Turkish Airlines
Nov 28
IAH9:05 pmHouston George Bush Intcntl
12h 00m
IST6:05 pmIstanbul
Dec 8
IST2:50 pmIstanbul
13h 20m
IAH7:10 pmHouston George Bush Intcntl
$798
Find similar
Turkish Airlines
Nov 2
IAH9:05 pmHouston George Bush Intcntl
12h 00m
IST6:05 pmIstanbul
Nov 16
IST2:50 pmIstanbul
13h 20m
IAH7:10 pmHouston George Bush Intcntl
$799
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Istanbul Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 10, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 9/29

9:00 pm-5:05 pm

Nonstop12h 05m

Istanbul

Thu 10/9

2:00 pm-7:05 pm

Nonstop13h 05m

$794

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Fri 11/28

9:05 pm-6:05 pm

Nonstop12h 00m

Istanbul

Mon 12/8

2:50 pm-7:10 pm

Nonstop13h 20m

$798

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 10/6

3:50 pm-3:25 am

1 stop27h 35m

Istanbul

Mon 11/10

4:50 am-1:55 pm

1 stop18h 05m

$801

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 1/7

12:55 pm-4:55 pm

2 stops19h 00m

Istanbul

Tue 1/20

4:50 am-1:55 pm

1 stop18h 05m

$806

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 10/29

5:30 pm-6:05 pm

1 stop16h 35m

Istanbul

Wed 11/12

6:30 am-2:35 pm

1 stop17h 05m

$814

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 12/9

11:57 am-5:45 pm

2 stops20h 48m

Istanbul

Wed 1/14

6:30 am-10:58 pm

2 stops25h 28m

$830

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 11/23

4:30 pm-10:45 pm

1 stop21h 15m

Istanbul

Tue 12/2

6:30 am-9:39 pm

2 stops24h 09m

$834

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 11/10

4:30 pm-5:55 pm

1 stop16h 25m

Istanbul

Tue 11/25

6:30 am-9:39 pm

2 stops24h 09m

$835

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 11/23

5:16 am-4:55 pm

2 stops26h 39m

Istanbul

Mon 12/1

4:50 am-1:55 pm

1 stop18h 05m

$838

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 11/9

6:46 pm-3:50 am

2 stops24h 04m

Istanbul

Mon 11/17

4:50 am-5:50 pm

2 stops22h 00m

$847

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Istanbul from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Istanbul Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Istanbul Airport?

In general, October is the cheapest month to fly from Houston George Bush Intcntl Airport to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $970. If you don’t want to visit Istanbul Airport in October, then you should wait until September to fly from Houston George Bush Intcntl Airport, when ticket prices are also cheap, with an average price of $981.

What is the cheapest day to depart on your flight to Istanbul Airport?

Our data shows that Sunday is the least expensive day to fly to Istanbul Airport. Tickets to fly out on this day can be as low as $1,080. On the other hand, Friday is the most expensive day to depart from Houston George Bush Intcntl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,261.

What is the cheapest time of day to depart on your flight to Istanbul Airport?

In the afternoon is the cheapest time of day to fly from Houston George Bush Intcntl Airport to Istanbul Airport when you can find flight prices for as low as $1,047. Flying to Istanbul Airport in the afternoon is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $1,127.

What is the cheapest Houston George Bush Intcntl to Istanbul flight route?

Fly from Houston George Bush Intcntl to Istanbul for the best Houston George Bush Intcntl - Istanbul flight prices

How far in advance should I book a flight to Istanbul Airport?

You are more likely to see cheaper flights to Istanbul Airport from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $1,124 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from Houston George Bush Intcntl Airport for as low as $963 on momondo.

What cabin class options are available on Houston George Bush Intcntl to Istanbul flights?

There are 3 cabin classes available to choose from on Houston George Bush Intcntl to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Houston George Bush Intcntl Airport to Istanbul Airport flight prices changed over time?

As of September 2025, prices for Houston George Bush Intcntl Airport to Istanbul Airport flights are approximately 31% cheaper when compared to flights at the same time last year.

When to book flights from Houston George Bush Intcntl Airport to Istanbul Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Istanbul Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Istanbul Airport (IAH to IST) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Istanbul Airport

Best Price Found

$445

Fastest flight time

11h 50m

Direct flights

Every day
The best one-way flight to Istanbul Airport from Houston George Bush Intcntl Airport in the past 72 hours is $445. The best round-trip flight deal from Houston George Bush Intcntl Airport to Istanbul Airport found on momondo in the last 72 hours is $805.
The fastest flight from Houston George Bush Intcntl Airport to Istanbul Airport takes 11h 50m
Direct flights go from Houston George Bush Intcntl Airport to Istanbul Airport every day.
Search flight deals

  • How far is Houston George Bush Intcntl to Istanbul by plane?

    A flight from Houston George Bush Intcntl to Istanbul will travel around 6352.8 mi. 12h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Istanbul Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Istanbul Airport refresh daily.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Istanbul Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Istanbul Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Istanbul Airport.

  • What documentation or ID do you need to fly to Istanbul Airport?

    The necessary travel and health documents for your Istanbul Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Houston George Bush Intcntl Airport to Istanbul Airport?

  • What is the most popular airline from Houston George Bush Intcntl Airport to Istanbul Airport?

Best airlines flying from Houston George Bush Intcntl Airport to Istanbul Airport

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Istanbul Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $658Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
DeltaPriceFrom $720Free CancellationRating
7.9
7,963 reviews
Search Delta flights
KLMPriceFrom $753Free CancellationRating
7.8
1,385 reviews
Search KLM flights
Qatar AirwaysPriceFrom $827Free CancellationRating
7.4
3,626 reviews
Search Qatar Airways flights
LufthansaPriceFrom $857Free CancellationRating
6.8
7,410 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $858Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $859Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights

  • Turkish Airlines Flights From Houston George Bush Intcntl Airport to Istanbul Airport

    Turkish Airlines operates around 10 flights from Houston George Bush Intcntl Airport to Istanbul Airport every week. The average price of these flights found in the last 72 hours has been $1,134, but momondo users have found Turkish Airlines deals from Houston George Bush Intcntl Airport to Istanbul Airport from as low as $858 round-trip. Turkish Airlines has been scored 7.3/10 in 3,968 reviews.

Traveling to a place near Istanbul?

Book flights to Istanbul if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Houston to Istanbul?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Istanbul. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Houston to Istanbul with flexible booking policies on momondo?

Yes. All flights to Istanbul from Houston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Houston to Istanbul?

momondo helps you find the best flight between Houston and Istanbul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Houston to Istanbul right now. Can momondo alert me if prices change?

Price alerts on flights to Istanbul from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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