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$229+ Cheap flights from Houston 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — IST
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Houston to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 January 8, 2026.

Round-trip from

$721
(FlightHub)

One-way from

$229
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$931
From Houston to Istanbul
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One-way flight from Houston to Istanbul
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Highest demand for flights based on searches. 20% potential increase in price ($265 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Houston to Istanbul

Cheapest flights from Houston to Istanbul
Explore the most affordable flight options available from Houston to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This FlightHub deal was found by Cheapflights users on 1/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:59 pmIAH - IST
2 stops28h 41mScandinavian Airlines
Sun 4/264:30 amIST - IAH
2 stops27h 25mScandinavian Airlines
Deal found 1/6$721
This Air France deal was found by Cheapflights users on 1/6. 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.
Sat 11/143:30 pmIAH - IST
1 stop16h 25mMultiple Airlines
Fri 11/274:50 amIST - IAH
1 stop18h 05mMultiple Airlines
Deal found 1/6$722
This KLM deal was found by Cheapflights users on 1/6. 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 3/104:30 pmIAH - IST
1 stop16h 25mKLM
Tue 3/174:50 amIST - IAH
1 stop18h 05mKLM
Deal found 1/6$725
This KLM deal was found by Cheapflights users on 1/5. 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.
Tue 2/33:30 pmIAH - IST
1 stop16h 25mKLM
Mon 2/94:50 amIST - IAH
1 stop18h 05mKLM
Deal found 1/5$726
This KLM deal was found by Cheapflights users on 1/6. 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 2/103:30 pmIAH - IST
1 stop16h 25mKLM
Fri 2/205:55 pmIST - IAH
1 stop28h 35mKLM
Deal found 1/6$727
This KLM deal was found by Cheapflights users on 1/5. 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.
Sat 2/73:30 pmIAH - IST
1 stop16h 25mKLM
Fri 2/135:55 pmIST - IAH
1 stop28h 35mKLM
Deal found 1/5$728
This Air France deal was found by Cheapflights users on 1/6. 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.
Sun 11/83:25 pmIAH - IST
2 stops16h 30mMultiple Airlines
Sat 12/54:50 amIST - IAH
1 stop18h 05mMultiple Airlines
Deal found 1/6$729
This KLM deal was found by Cheapflights users on 1/8. 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 3/103:18 pmIAH - IST
2 stops17h 37mKLM
Thu 3/264:50 amIST - IAH
1 stop18h 05mKLM
Deal found 1/8$730
This KLM deal was found by Cheapflights users on 1/6. 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.
Sat 2/712:53 pmIAH - IST
2 stops19h 02mKLM
Sat 2/215:55 pmIST - IAH
1 stop28h 35mKLM
Deal found 1/6$732
This KLM deal was found by Cheapflights users on 1/8. 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 3/13:30 pmIAH - IST
1 stop16h 25mMultiple Airlines
Fri 3/64:50 amIST - IAH
2 stops20h 46mMultiple Airlines
Deal found 1/8$735
This KLM deal was found by Cheapflights users on 1/7. 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.
Sun 3/224:30 pmIAH - IST
1 stop16h 25mKLM
Wed 4/16:00 amIST - IAH
2 stops20h 12mKLM
Deal found 1/7$736
This KLM deal was found by Cheapflights users on 1/7. 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.
Sat 1/314:05 pmIAH - IST
1 stop26h 45mKLM
Fri 2/64:50 amIST - IAH
1 stop18h 05mKLM
Deal found 1/7$737

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 January 8, 2026.
Use the filters below to find and compare flights from Houston to Istanbul Airport that are best for you.

Fly from

Houston

Fly to

Istanbul

Route

Depart

Return

Price

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 2/10

3:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Fri 2/13

4:50 am-1:55 pm

1 stop18h 05m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 3/11

4:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Thu 4/2

4:25 am-1:35 pm

1 stop17h 10m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Fri 2/6

3:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Tue 2/10

4:50 am-1:55 pm

1 stop18h 05m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 3/17

4:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Tue 3/24

4:50 am-2:55 pm

1 stop18h 05m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 3/10

4:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Thu 3/26

4:50 am-2:55 pm

1 stop18h 05m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sat 3/21

4:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Sat 3/28

4:50 am-2:55 pm

1 stop18h 05m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 3/1

3:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Wed 3/4

4:50 am-1:55 pm

1 stop18h 05m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 3/22

4:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Wed 4/1

4:25 am-1:35 pm

1 stop17h 10m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Thu 2/26

3:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Mon 3/2

4:50 am-1:55 pm

1 stop18h 05m

$725

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 2/22

3:30 pm-4:55 pm

1 stop16h 25m

Istanbul

Mon 3/2

4:50 am-1:55 pm

1 stop18h 05m

$725

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 36 results
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Best time to book a flight from Houston to Istanbul

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

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to Istanbul. Price data was last updated on January 2, 2026.

The best time to book flights from Houston to Istanbul Airport is 11 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 to Istanbul Airport?

Currently, February is the cheapest month in which you can book a flight from Houston to Istanbul Airport (average of $512). Flying from Houston to Istanbul Airport in July is currently the most expensive (average of $869). 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 HOU to IST?

Find hourly flight availability from Houston 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 January 8, 2026.

When flying from Houston to Istanbul Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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 January 8, 2026.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from Houston to Istanbul Airport. 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
7.9
Good
8,032 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,032 reviews
Delta
7.9
Good
8,032 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,434 reviews
Delta
7.9
Good
8,032 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,142 reviews
Delta
7.9
Good
8,032 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Turkish Airlines
7.3
Good
4,154 reviews
Delta
7.9
Good
8,032 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,698 reviews
Delta
7.9
Good
8,032 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Houston to Istanbul. 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 Houston to Istanbul Airport?

    KLM and American Airlines can get you from Houston to Istanbul Airport in just under 16h 25m. Your travel time can differ by up to 3h 33m. Houston and Istanbul Airport are separated by a distance of 6353 mi. This flight may include one or multiple stops.

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

    Currently priced at $570, United Airlines will fly you from Houston to Istanbul Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and KLM - these airlines can fly you to your destination from $589 and $603, respectively. United Airlines is 45% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $388 on Turkish Airlines. Other airlines that offer cheap prices include Lufthansa from $458 and United Airlines from $608 one-way.

  • Can I find deals for flights from Houston to Istanbul that include hotel bookings?

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

  • How can I find direct flights from Houston to Istanbul?

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

  • Can I find deals for business class flights from Houston to Istanbul?

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

    Currently, February is the cheapest month in which you can book a flight from Houston to Istanbul Airport (average of $512). Flying from Houston to Istanbul Airport in July is currently the most expensive (average of $869). 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 Istanbul Airport?

Book flights to Istanbul Airport if you plan to visit one of these locations
Yalova

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Top 7 airlines flying from Houston to Istanbul

Discover the top 7 airlines that operate flights from Houston 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$570Average$1,372FlexibilityNo cancel feeOn-time69%
KLMCheapest$603Average$984FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$606Average$1,282FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$650Average$1,210FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$771Average$1,102FlexibilityNo cancel feeOn-time77%
DeltaCheapest$802Average$1,165FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$827Average$953FlexibilityNo cancel feeOn-time68%

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