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George Bush Intcntl

$349+ Cheap flights from Istanbul 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
IST — IAH
Mar 9 — Mar 161
Mon 3/9
Mon 3/16
1 adult, Economy
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Cheapflights Tip: The best prices from Istanbul to Houston George Bush Intcntl are usually found in April or October, booked 29 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 February 7, 2026.

This KLM deal was found by Cheapflights users on 2/6. 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.
Tue 3/175:55 pm
IST
-
IAH
1 stop28h 35m
KLM
Sun 4/193:20 pm
IAH
-
IST
1 stop26h 00m
KLM
Deal found 2/6$580
This KLM deal was found by Cheapflights users on 2/7. 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 3/184:30 pm
IAH
-
IST
1 stop16h 25m
KLM
Deal found 2/7$581
This KLM deal was found by Cheapflights users on 2/4. 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.
Wed 2/185:55 pm
IST
-
IAH
1 stop28h 35m
KLM
Thu 2/2612:49 pm
IAH
-
IST
2 stops19h 06m
KLM
Deal found 2/4$584
This KLM deal was found by Cheapflights users on 2/6. 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 3/194:50 am
IST
-
IAH
1 stop18h 05m
KLM
Mon 4/203:20 pm
IAH
-
IST
1 stop26h 00m
KLM
Deal found 2/6$586
This KLM deal was found by Cheapflights users on 2/5. 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 2/5$587
This KLM deal was found by Cheapflights users on 2/6. 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.
Wed 2/184:50 am
IST
-
IAH
1 stop18h 05m
KLM
Wed 3/114:30 pm
IAH
-
IST
1 stop16h 25m
KLM
Deal found 2/6$588
This KLM deal was found by Cheapflights users on 2/6. 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.
Wed 2/255:55 pm
IST
-
IAH
1 stop28h 35m
KLM
Fri 5/13:20 pm
IAH
-
IST
1 stop26h 00m
KLM
Deal found 2/6$589
This Air France deal was found by Cheapflights users on 2/6. 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.
Tue 3/174:50 am
IST
-
IAH
2 stops21h 38m
Multiple Airlines
Mon 4/203:20 pm
IAH
-
IST
1 stop26h 00m
Multiple Airlines
Deal found 2/6$591
This Air France deal was found by Cheapflights users on 2/7. 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 stops26h 42m
Multiple Airlines
Wed 3/1812:40 pm
IAH
-
IST
2 stops20h 15m
Multiple Airlines
Deal found 2/7$592
This Air France deal was found by Cheapflights users on 2/4. 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.
Tue 2/174:50 am
IST
-
IAH
2 stops22h 36m
Multiple Airlines
Thu 2/2612:49 pm
IAH
-
IST
2 stops19h 06m
Multiple Airlines
Deal found 2/4$595
This KLM deal was found by Cheapflights users on 2/6. 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.
Wed 3/184:00 pm
SAW
-
IAH
1 stop30h 30m
KLM
Mon 4/203:20 pm
IAH
-
SAW
1 stop17h 45m
KLM
Deal found 2/6$773
This KLM deal was found by Cheapflights users on 2/7. 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 2/274:00 pm
SAW
-
IAH
1 stop30h 30m
KLM
Tue 3/104:30 pm
IAH
-
SAW
1 stop16h 55m
KLM
Deal found 2/7$774

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 (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 February 7, 2026.

Round-trip from

$580
(KLM)

One-way from

$349
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$661
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. 1% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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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 February 7, 2026.
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

Mon 4/13

5:20 pm-1:15 pm

1 stop27h 55m

Houston George Bush Intcntl

Wed 4/22

3:20 pm-1:20 am

1 stop26h 00m

$580

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

$581

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Wed 3/11

5:55 pm-2:30 pm

1 stop28h 35m

Houston George Bush Intcntl

Wed 3/18

4:30 pm-4:55 pm

1 stop16h 25m

$582

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Wed 4/15

5:20 pm-1:15 pm

1 stop27h 55m

Houston George Bush Intcntl

Thu 4/23

3:20 pm-1:20 am

1 stop26h 00m

$582

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

$584

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Thu 3/19

4:50 am-2:55 pm

1 stop18h 05m

Houston George Bush Intcntl

Mon 4/20

3:20 pm-1:20 am

1 stop26h 00m

$586

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Thu 3/19

4:50 am-2:55 pm

1 stop18h 05m

Houston George Bush Intcntl

Tue 4/21

3:20 pm-1:20 am

1 stop26h 00m

$586

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

$587

IstanbulHouston

IST - IAH

ISTIAH

Istanbul

Wed 2/25

5:55 pm-1:30 pm

1 stop28h 35m

Houston George Bush Intcntl

Fri 5/1

3:20 pm-1:20 am

1 stop26h 00m

$589

IstanbulHouston

SAW - IAH

SAWIAH

Istanbul Sabiha Gokcen

Wed 3/18

4:00 pm-2:30 pm

1 stop30h 30m

Houston George Bush Intcntl

Sun 4/19

3:20 pm-5:05 pm

1 stop17h 45m

$773

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 36 results
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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 February 6, 2026.

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 29 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, February is the cheapest month in which you can book a flight from Istanbul to Houston George Bush Intcntl Airport (average of $464). Flying from Istanbul 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 February 7, 2026.

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

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 February 7, 2026.

The most flights from TR5 to IAH are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, 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?

How often are flights from Istanbul to Houston delayed?

About 14% of weekly flights between Istanbul and Houston have experienced delays in the past year, with the average delay time being 111 minutes.

What is the most punctual flight time for Istanbul to Houston flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Istanbul to Houston flights?

Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.

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 February 7, 2026.
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
7.7
Good
1,450 reviews

Entertainment

7.1

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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
1,450 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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
9,245 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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
4,209 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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
7,769 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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
7,719 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Comfort

7.6

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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 to Houston George Bush Intcntl Airport?

    For as low as $580, KLM can have you in Houston George Bush Intcntl Airport from Istanbul in 28h 35m. There are 6353 mi between Istanbul and Houston George Bush Intcntl Airport.

  • 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 British Airways. Our recent data shows that you can find tickets from as low as $478 on this airline. Additional options worth looking into are KLM and Lufthansa, starting at $486 and $573 round-trip. British Airways is currently priced 35% below the average price you’ll pay for this route.

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

    Consider Pakistan International Airlines (72%), Thai Airways (65%) or Turkish Airlines (65%) 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 $728, our data shows the cheapest flight currently is $567. When looking at the most popular route, (Istanbul - Houston George Bush Intcntl), you can expect to pay $722 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, February is the cheapest month in which you can book a flight from Istanbul to Houston George Bush Intcntl Airport (average of $464). Flying from Istanbul 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
Conroe
Humble
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
Istanbul to George Bush Intcntl flights
Sabiha Gokcen to George Bush Intcntl flights
Ankara to George Bush Intcntl flights
Antalya 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 February 7, 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$710Average$833FlexibilityNo cancel feeOn-time77%

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