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$403+ Cheap flights from George Bush Intcntl (IAH) to Istanbul (IST)

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 6/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — IST
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Istanbul are usually found in November or September, booked 56 days in advance, depart on a Tuesday or Sunday and return on a Thursday

Cheap flight deals from George Bush Intcntl to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Istanbul (IST). 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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$862
(Kiwi.com)

One-way from

$403
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,117

Good round-trip deal

$936 or less

Good one-way deal

$537 or less
Provider with most accurate pricing for Houston George Bush Intcntl-Istanbul flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Istanbul flights.
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From Houston George Bush Intcntl to Istanbul
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One-way flight from Houston George Bush Intcntl to Istanbul
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Highest demand for flights based on searches. 20% potential increase in price ($303 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Istanbul.
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Price to beat on a one-way flight from Houston George Bush Intcntl to Istanbul.
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Find flight deals from George Bush Intcntl to Istanbul

Cheapest flights from George Bush Intcntl to Istanbul
Explore the most affordable flight options available from George Bush Intcntl to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/142:25 pmIAH - IST
Nonstop11h 55mMultiple Airlines
Tue 6/310:50 amIST - IAH
2 stops29h 55mMultiple Airlines
Deal found 4/17$862
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/213:40 pmIAH - IST
2 stops27h 45mDelta
Fri 8/294:20 amIST - IAH
1 stop17h 15mDelta
Deal found 4/17$868
This United Airlines deal was found by Cheapflights users on 4/17. 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 8/113:35 pmIAH - IST
1 stop21h 45mUnited Airlines
Thu 8/216:10 amIST - IAH
2 stops26h 20mUnited Airlines
Deal found 4/17$881
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/43:35 pmIAH - IST
1 stop17h 25mLufthansa
Mon 8/185:55 pmIST - IAH
1 stop27h 40mLufthansa
Deal found 4/17$887
This oojo deal was found by Cheapflights users on 4/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:10 pmIAH - IST
1 stop28h 10mQatar Airways
Mon 5/198:05 pmIST - IAH
1 stop27h 45mQatar Airways
Deal found 4/17$895
This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/49:00 pmIAH - IST
Nonstop12h 05mTurkish Airlines
Tue 5/202:00 pmIST - IAH
Nonstop13h 05mTurkish Airlines
Deal found 4/17$900
This Air Canada deal was found by Cheapflights users on 4/17. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1410:00 amIAH - IST
2 stops20h 50mAir Canada
Sun 9/289:20 pmIST - IAH
2 stops30h 22mAir Canada
Deal found 4/17$1,003
This oojo deal was found by Cheapflights users on 4/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:58 pmIAH - IST
2 stops51h 12mEtihad Airways
Mon 5/197:30 amIST - IAH
2 stops60h 41mEtihad Airways
Deal found 4/17$1,039

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl to Istanbul 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 April 17, 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

George Bush Intcntl

Fly to

Istanbul

Route

Depart

Return

Price

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 5/14

2:25 pm-10:20 am

Nonstop11h 55m

Istanbul

Tue 6/3

10:50 am-8:45 am

2 stops29h 55m

$862

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 5/4

6:10 pm-6:20 am

1 stop28h 10m

Istanbul

Mon 5/19

8:05 pm-3:50 pm

1 stop27h 45m

$895

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 5/4

9:00 pm-5:05 pm

Nonstop12h 05m

Istanbul

Tue 5/20

2:00 pm-7:05 pm

Nonstop13h 05m

$900

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sat 5/17

3:50 pm-3:25 am

1 stop27h 35m

Istanbul

Sat 5/24

4:20 am-1:35 pm

1 stop17h 15m

$910

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sat 5/3

6:58 pm-6:10 am

2 stops51h 12m

Istanbul

Mon 5/19

7:30 am-12:11 pm

2 stops60h 41m

$1,039

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 5/18

3:35 pm-9:20 pm

1 stop21h 45m

Istanbul

Wed 5/28

6:10 am-1:35 pm

1 stop15h 25m

$1,077

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 5/18

10:00 am-9:20 pm

2 stops27h 20m

Istanbul

Wed 5/28

6:10 am-1:35 pm

1 stop15h 25m

$1,091

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sat 6/28

4:55 pm-3:00 pm

2 stops38h 05m

$403

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 5/14

2:25 pm-10:20 am

Nonstop11h 55m

$422

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 4/23

6:10 pm-6:20 am

1 stop28h 10m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 15 results
1
2

Compare providers for flights from George Bush Intcntl to Istanbul

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 George Bush Intcntl to Istanbul in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
oojoPrice Accuracy3 starsTrust Score*3 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 Houston George Bush Intcntl Airport-Istanbul Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Houston George Bush Intcntl Airport-Istanbul Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Istanbul Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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 Houston George Bush Intcntl Airport-Istanbul 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 George Bush Intcntl to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Istanbul Airport

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

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Istanbul. Price data was last updated on April 11, 2025.

The best time to book flights from Houston George Bush Intcntl Airport to Istanbul Airport is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Istanbul Airport (average of $923). Flying from Houston George Bush Intcntl Airport to Istanbul Airport in June is currently the most expensive (average of $1,423). 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 IAH to IST?

Find hourly flight availability from George Bush Intcntl to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Istanbul 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 8% on airfare.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Istanbul Airport?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Istanbul. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Istanbul Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Houston George Bush Intcntl Airport to Istanbul Airport

Explore weekly flight availability from George Bush Intcntl to Istanbul. 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 April 17, 2025.

The most flights from IAH to IST are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Istanbul Airport ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Istanbul Airport when rainfall is around 0.4 in.

Temperature in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Istanbul Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. 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 Istanbul. Reviews last updated April 17, 2025.
See what other customers who have flown with Delta, Qatar Airways and Etihad Airways from Houston to Istanbul have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Qatar Airways
7.4
Good
3,554 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Etihad Airways
7.4
Good
1,194 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,769 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

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

    According to our current data, Delta ($868), United Airlines ($881), and Lufthansa ($887) offers the cheapest pricing from Houston George Bush Intcntl Airport to Istanbul Airport. Delta is priced at 24% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Turkish Airlines, with whom users have recently found tickets for as low as $422. However, be on the lookout for offers from Qatar Airways and British Airways, as they are both options that can get you from Houston George Bush Intcntl Airport to Istanbul Airport for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Houston George Bush Intcntl Airport to Istanbul Airport consider choosing RwandAir (92%), Singapore Airlines (84%) or Thai Airways (78%) as they are the most reliable in getting you off to your destination on time.

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

    The cheapest flight price from Houston George Bush Intcntl Airport to Istanbul Airport is $429. On average you can expect to pay $2,465. The most popular route, (Houston George Bush Intcntl - Istanbul), can usually be booked for $890.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Istanbul 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 Houston George Bush Intcntl Airport to Istanbul Airport?

    Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Istanbul Airport (average of $923). Flying from Houston George Bush Intcntl Airport to Istanbul Airport in June is currently the most expensive (average of $1,423). 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
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Alternative routes for George Bush Intcntl to Istanbul

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

Top 7 airlines flying from George Bush Intcntl to Istanbul

Discover the top 7 airlines that operate flights from George Bush Intcntl to Istanbul. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$720Average$998FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$799Average$1,256FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$825Average$1,118FlexibilityNo cancel feeOn-time76%
Qatar AirwaysCheapest$827Average$944FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$837Average$1,269FlexibilityNo cancel feeOn-time69%
KLMCheapest$855Average$1,494FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$909Average$1,183FlexibilityNo cancel feeOn-time77%

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