HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$584+ Cheap flights from Istanbul to George Bush Intcntl (IAH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
IST — IAH
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Istanbul to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Istanbul to Houston George Bush Intcntl are usually found in February or November, booked 55 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Istanbul to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (TR5) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$585
(KLM)

Popular in

August

Cheapest in

February

Average price

$739
From Istanbul to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Istanbul to George Bush Intcntl

Cheapest flights from Istanbul to George Bush Intcntl
Explore the most affordable flight options available from Istanbul to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Expedia deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/228:15 pmIST - IAH
2 stops29h 58mBritish Airways
Sat 10/114:47 pmIAH - IST
2 stops24h 08mBritish Airways
Deal found 9/15$584
This KLM deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:55 pmIST - IAH
1 stop28h 35mKLM
Sat 3/214:30 pmIAH - IST
1 stop16h 25mKLM
Deal found 9/13$585
This Air France deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:10 amIST - IAH
1 stop15h 05mMultiple Airlines
Thu 10/93:50 pmIAH - IST
1 stop27h 35mMultiple Airlines
Deal found 9/14$586
This KLM deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/164:20 amIST - IAH
1 stop17h 15mKLM
Mon 11/103:09 pmIAH - IST
2 stops16h 46mKLM
Deal found 9/13$587
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:30 amIST - IAH
1 stop17h 05mUnited Airlines
Sat 3/215:30 pmIAH - IST
1 stop16h 35mUnited Airlines
Deal found 9/13$592
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:30 amIST - IAH
2 stops22h 40mUnited Airlines
Wed 3/188:06 pmIAH - IST
2 stops18h 39mUnited Airlines
Deal found 9/13$597
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/712:25 pmIST - IAH
3 stops31h 05mMultiple Airlines
Sat 11/155:45 amIAH - IST
2 stops33h 10mMultiple Airlines
Deal found 9/14$599
This KLM deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/114:20 amIST - IAH
1 stop17h 15mKLM
Fri 10/314:30 pmIAH - IST
1 stop16h 25mKLM
Deal found 9/14$600
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:55 pmIST - IAH
1 stop32h 10mAmerican Airlines
Thu 3/1910:50 pmIAH - IST
1 stop18h 20mAmerican Airlines
Deal found 9/13$601
This British Airways deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:35 amIST - IAH
1 stop21h 25mBritish Airways
Thu 3/194:50 pmIAH - IST
1 stop16h 40mBritish Airways
Deal found 9/13$602
This KLM deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/215:05 pmIST - IAH
1 stop28h 10mKLM
Sat 10/113:50 pmIAH - IST
1 stop27h 35mKLM
Deal found 9/15$604
This KLM deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2212:55 pmSAW - IAH
1 stop33h 35mKLM
Wed 12/33:30 pmIAH - SAW
1 stop20h 50mKLM
Deal found 9/14$638

Cheapflights Fare Finder

 
Customize your flight search to find flights from Istanbul to George Bush Intcntl 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Istanbul to Houston George Bush Intcntl Airport that are best for you.

Fly from

Istanbul

Fly to

George Bush Intcntl

Route

Depart

Return

Price

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Tue 9/23

6:10 am-1:15 pm

1 stop15h 05m

Houston George Bush Intcntl

Fri 10/10

3:50 pm-3:25 am

1 stop27h 35m

$592

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Wed 10/15

8:25 am-11:43 pm

2 stops23h 18m

Houston George Bush Intcntl

Tue 12/2

1:17 pm-5:45 pm

2 stops19h 28m

$592

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Mon 9/22

6:10 am-5:34 pm

2 stops19h 24m

Houston George Bush Intcntl

Thu 10/9

3:50 pm-3:25 am

1 stop27h 35m

$596

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Sat 10/11

4:20 am-1:35 pm

1 stop17h 15m

Houston George Bush Intcntl

Fri 10/31

4:30 pm-4:55 pm

1 stop16h 25m

$600

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Fri 12/5

6:40 pm-2:05 pm

1 stop28h 25m

Houston George Bush Intcntl

Thu 3/19

4:50 pm-5:30 pm

1 stop16h 40m

$602

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Wed 12/3

6:45 pm-2:05 pm

1 stop28h 20m

Houston George Bush Intcntl

Thu 3/19

4:50 pm-1:10 am

1 stop24h 20m

$602

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Sun 9/21

5:05 pm-1:15 pm

1 stop28h 10m

Houston George Bush Intcntl

Sat 10/11

3:50 pm-3:25 am

1 stop27h 35m

$604

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Fri 12/5

8:10 am-11:35 pm

2 stops24h 25m

Houston George Bush Intcntl

Fri 3/20

6:38 pm-12:35 am

2 stops21h 57m

$609

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Sat 9/20

8:25 am-7:34 pm

2 stops19h 09m

Houston George Bush Intcntl

Sat 9/27

9:00 pm-12:55 am

1 stop19h 55m

$615

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Tue 9/23

2:00 pm-10:44 am

2 stops28h 44m

Houston George Bush Intcntl

Sat 10/11

11:55 am-9:20 pm

2 stops25h 25m

$631

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 39 results
1
2
3
4

Best time to book a flight from Istanbul to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Istanbul with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Istanbul to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Istanbul to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Istanbul to George Bush Intcntl. Price data was last updated on September 12, 2025.

The price you pay for your flight from Istanbul to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Istanbul to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Istanbul to Houston George Bush Intcntl Airport (average of $241). Flying from Istanbul to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IST to IAH?

Find hourly flight availability from Istanbul to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

One of the essential ways to save on airfare from Istanbul to Houston George Bush Intcntl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 44% on airfare.

Weekly flight availability from Istanbul to Houston George Bush Intcntl Airport

Explore weekly flight availability from Istanbul to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from TR5 to IAH are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Istanbul to Houston George Bush Intcntl Airport?

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with KLM, United Airlines, and Turkish Airlines from Istanbul to Houston George Bush Intcntl Airport by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,385 reviews

Comfort

7.7

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,385 reviews
KLM
7.8
Good
1,385 reviews

Comfort

7.7

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
United Airlines
7.4
Good
8,929 reviews
KLM
7.8
Good
1,385 reviews

Comfort

7.7

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Turkish Airlines
7.3
Good
3,968 reviews
KLM
7.8
Good
1,385 reviews

Comfort

7.7

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Lufthansa
6.8
Okay
7,407 reviews
KLM
7.8
Good
1,385 reviews

Comfort

7.7

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
British Airways
6.7
Okay
7,361 reviews
KLM
7.8
Good
1,385 reviews

Comfort

7.7

Overall

7.8

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

Find useful and relevant information for your journey from Istanbul to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Istanbul to Houston George Bush Intcntl Airport?

    For as low as $592, KLM can have you in Houston George Bush Intcntl Airport from Istanbul in 15h 05m. There are 6353 mi between Istanbul and Houston George Bush Intcntl Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Istanbul to Houston George Bush Intcntl Airport round-trip?

    Our cheapest airline available from Istanbul to Houston George Bush Intcntl Airport is KLM. Our recent data shows that you can find tickets from as low as $405 on this airline. Additional options worth looking into are British Airways and American Airlines, starting at $478 and $488 round-trip. KLM is currently priced 44% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Istanbul to Houston George Bush Intcntl Airport?

    Consider Pakistan International Airlines (80%), Thai Airways (75%) or Turkish Airlines (75%) when booking your flight. These represent the most reliable airlines when flying from Istanbul to Houston George Bush Intcntl Airport.

  • What are the cheapest flights from Istanbul to Houston George Bush Intcntl Airport?

    While on average a flight from Istanbul to Houston George Bush Intcntl Airport is generally $818, our data shows the cheapest flight currently is $673. When looking at the most popular route, (Istanbul - Houston George Bush Intcntl), you can expect to pay $638 for that flight.

  • Can I find deals for flights from Istanbul to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Istanbul to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Istanbul to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Istanbul to George Bush Intcntl.

  • Can I find deals for business class flights from Istanbul to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Istanbul to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Istanbul to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Istanbul to Houston George Bush Intcntl Airport (average of $241). Flying from Istanbul to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Jersey Village
Humble
The Woodlands
Conroe
Tomball
Katy
Cypress

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Istanbul to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Istanbul to Hobby flights
Istanbul to George Bush Intcntl flights
Sabiha Gokcen to George Bush Intcntl flights
Ankara to Hobby flights
Ankara to George Bush Intcntl flights
Antalya to George Bush Intcntl flights

Top 7 airlines flying from Istanbul to George Bush Intcntl

Discover the top 7 airlines that operate flights from Istanbul to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$405Average$485FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$478Average$596FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$488Average$547FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$544Average$656FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$576Average$665FlexibilityNo cancel feeOn-time69%
DeltaCheapest$649Average$656FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$727Average$842FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.