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George Bush Intcntl

$348+ Cheap flights from Istanbul (IST) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
IST — IAH
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Find cheap flights from Istanbul to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Istanbul to Houston George Bush Intcntl are usually found in February or March, booked 49 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap 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 January 26, 2026.

This KLM deal was found by Cheapflights users on 1/26. 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.
Fri 2/275:55 pm
IST
-
IAH
1 stop28h 35m
KLM
Tue 3/104:30 pm
IAH
-
IST
1 stop16h 25m
KLM
Deal found 1/26$505
This KLM deal was found by Cheapflights users on 1/26. 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.
Fri 2/275:55 pm
IST
-
IAH
1 stop28h 35m
KLM
Sun 3/13:30 pm
IAH
-
IST
1 stop16h 25m
KLM
Deal found 1/26$507
This KLM deal was found by Cheapflights users on 1/26. 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.
Fri 4/34:25 am
IST
-
IAH
1 stop17h 10m
KLM
Wed 4/153:20 pm
IAH
-
IST
1 stop26h 00m
KLM
Deal found 1/26$510
This KLM deal was found by Cheapflights users on 1/24. 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 3/264:50 am
IST
-
IAH
1 stop18h 05m
KLM
Thu 4/23:20 pm
IAH
-
IST
1 stop26h 00m
KLM
Deal found 1/24$511
This Billigflug deal was found by Cheapflights users on 1/26. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/57:35 am
IST
-
IAH
2 stops22h 35m
Multiple Airlines
Wed 2/182:09 pm
IAH
-
IST
2 stops25h 16m
Multiple Airlines
Deal found 1/26$512
This KLM deal was found by Cheapflights users on 1/24. 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.
Fri 3/65:55 pm
IST
-
IAH
1 stop28h 35m
KLM
Wed 3/1812:40 pm
IAH
-
IST
2 stops20h 15m
KLM
Deal found 1/24$513
This KLM deal was found by Cheapflights users on 1/25. 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 2/55:55 pm
IST
-
IAH
1 stop28h 35m
KLM
Mon 3/23:30 pm
IAH
-
IST
1 stop16h 25m
KLM
Deal found 1/25$514
This Air France deal was found by Cheapflights users on 1/25. 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.
Sun 2/84:50 am
IST
-
IAH
2 stops25h 23m
Multiple Airlines
Sat 2/213:30 pm
IAH
-
IST
1 stop16h 25m
Multiple Airlines
Deal found 1/25$516
This Air France deal was found by Cheapflights users on 1/26. 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.
Thu 3/54:50 am
IST
-
IAH
2 stops27h 47m
Multiple Airlines
Wed 3/184:30 pm
IAH
-
IST
1 stop16h 25m
Multiple Airlines
Deal found 1/26$518
This British Airways deal was found by Cheapflights users on 1/26. 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 6/207:55 pm
IST
-
IAH
1 stop25h 30m
British Airways
Mon 7/274:18 pm
IAH
-
IST
2 stops24h 07m
British Airways
Deal found 1/26$521

Find flight deals from Istanbul to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$505
(KLM)

One-way from

$348
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$848

Good round-trip deal

$798 or less

Good one-way deal

$781 or less
Provider with most accurate pricing for Istanbul-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Istanbul-Houston George Bush Intcntl flights.
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From Istanbul to Houston George Bush Intcntl
Search Deals
One-way flight from Istanbul to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($20 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 January 2026
Search Deals
Price to beat on a round-trip flight from Istanbul to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Istanbul to Houston George Bush Intcntl.
Search Deals

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 January 26, 2026.
Use the filters below to find and compare flights from Istanbul Airport 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

Fri 3/6

5:55 pm-1:30 pm

1 stop28h 35m

Houston George Bush Intcntl

Wed 3/18

4:30 pm-4:55 pm

1 stop16h 25m

$505

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Fri 2/27

5:55 pm-1:30 pm

1 stop28h 35m

Houston George Bush Intcntl

Tue 3/10

4:30 pm-4:55 pm

1 stop16h 25m

$505

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Mon 2/9

5:55 pm-1:30 pm

1 stop28h 35m

Houston George Bush Intcntl

Sat 2/21

3:30 pm-4:55 pm

1 stop16h 25m

$506

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Tue 3/10

5:55 pm-2:30 pm

1 stop28h 35m

Houston George Bush Intcntl

Tue 3/17

4:30 pm-4:55 pm

1 stop16h 25m

$506

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Thu 3/26

4:50 am-2:55 pm

1 stop18h 05m

Houston George Bush Intcntl

Thu 4/2

3:20 pm-1:20 am

1 stop26h 00m

$510

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Fri 4/3

4:25 am-1:35 pm

1 stop17h 10m

Houston George Bush Intcntl

Wed 4/15

3:20 pm-1:20 am

1 stop26h 00m

$510

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Thu 2/5

5:55 pm-1:30 pm

1 stop28h 35m

Houston George Bush Intcntl

Mon 3/2

3:30 pm-4:55 pm

1 stop16h 25m

$514

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Wed 3/4

11:00 pm-7:29 am

2 stops41h 29m

$348

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Thu 3/5

11:00 pm-7:29 am

2 stops41h 29m

$362

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Wed 2/18

11:00 pm-10:41 pm

2 stops32h 41m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 17 results
1
2

Compare providers for flights from Istanbul to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Istanbul to George Bush Intcntl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Istanbul Airport-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Istanbul Airport-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Istanbul Airport-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Istanbul Airport-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Istanbul Airport-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 Airport to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Istanbul Airport 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 January 23, 2026.

Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from Istanbul Airport to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Istanbul Airport to Houston George Bush Intcntl Airport (average of $405). Flying from Istanbul Airport to Houston George Bush Intcntl Airport in August is currently the most expensive (average of $667). 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 January 26, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Houston George Bush Intcntl Airport as you normally would.

How much does it cost to fly round-trip from Istanbul Airport 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 January 26, 2026.
See what other customers who have flown with KLM, United Airlines, and Turkish Airlines from Istanbul Airport to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,442 reviews

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,442 reviews
KLM
7.7
Good
1,442 reviews

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,200 reviews
KLM
7.7
Good
1,442 reviews

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Turkish Airlines
7.3
Good
4,208 reviews
KLM
7.7
Good
1,442 reviews

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,747 reviews
KLM
7.7
Good
1,442 reviews

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,700 reviews
KLM
7.7
Good
1,442 reviews

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 Airport to Houston George Bush Intcntl Airport?

    A quick flight from Istanbul Airport to Houston George Bush Intcntl Airport can take about 28h 35m. KLM provides one of the quickest options available for as low as $505. The distance between Istanbul Airport and Houston George Bush Intcntl Airport is about 6353 mi.

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

    KLM, at $467, was found to be the cheapest airline from Istanbul Airport to Houston George Bush Intcntl Airport.Alternate airlines to your destination round-trip include British Airways and Lufthansa. KLM is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Istanbul Airport to Houston George Bush Intcntl Airport one-way?

    $358 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on British Airways and KLM, with prices starting from $363 and $548, respectively.

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

    No one likes to see their flight delayed. When booking a flight from Istanbul Airport to Houston George Bush Intcntl Airport consider choosing Pakistan International Airlines (73%), Thai Airways (66%) or Turkish Airlines (66%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $1,477 for a flight from Istanbul Airport to Houston George Bush Intcntl Airport. The cheapest flight overall is $599 while the most popular route, (Istanbul - Houston George Bush Intcntl) is currently priced at $506.

  • 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 Airport to Houston George Bush Intcntl Airport?

    Currently, February is the cheapest month in which you can book a flight from Istanbul Airport to Houston George Bush Intcntl Airport (average of $405). Flying from Istanbul Airport to Houston George Bush Intcntl Airport in August is currently the most expensive (average of $667). 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
Katy
The Woodlands
Tomball
Humble
Conroe
Jersey Village
Cypress

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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
Sabiha Gokcen to George Bush Intcntl flights

Top 6 airlines flying from Istanbul to George Bush Intcntl

Discover the top 6 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$467Average$594FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$478Average$598FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$573Average$657FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$583Average$673FlexibilityNo cancel feeOn-time69%
DeltaCheapest$654Average$706FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$719Average$835FlexibilityNo cancel feeOn-time77%

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