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$264+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — IST
Nov 5 — Nov 121
Wed 11/5
Wed 11/12
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Istanbul are usually found in October or September, booked 12 days in advance, depart on a Sunday or Tuesday and return on a Thursday

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 October 6, 2025.

Round-trip from

$782
(Air France)

One-way from

$264
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$882
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. 17% potential increase in price ($227 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October 6, 2025.

This Air France deal was found by Cheapflights users on 10/5. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/294:30 pmIAH - IST
1 stop16h 25mKLM
Fri 10/315:55 pmIST - IAH
1 stop28h 35mKLM
Deal found 10/5$782
This KLM deal was found by Cheapflights users on 10/5. 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.
Wed 10/294:21 pmIAH - IST
2 stops16h 34mKLM
Sat 11/84:50 amIST - IAH
1 stop18h 05mKLM
Deal found 10/5$784
This Air France deal was found by Cheapflights users on 10/6. 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.
Mon 10/273:10 pmIAH - IST
2 stops17h 45mKLM
Mon 11/105:55 pmIST - IAH
1 stop28h 35mKLM
Deal found 10/6$786
This Mytrip deal was found by Cheapflights users on 10/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amIAH - IST
3 stops33h 55mMultiple Airlines
Mon 11/312:25 pmIST - IAH
3 stops29h 46mMultiple Airlines
Deal found 10/5$787
This KLM deal was found by Cheapflights users on 10/4. 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 10/294:30 pmIAH - IST
1 stop16h 25mKLM
Mon 11/174:50 amIST - IAH
2 stops22h 00mKLM
Deal found 10/4$789
This Mytrip deal was found by Cheapflights users on 10/3. 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.
Wed 10/155:25 amIAH - IST
2 stops38h 25mMultiple Airlines
Wed 11/57:20 pmIST - IAH
3 stops37h 39mMultiple Airlines
Deal found 10/3$790
This Air France deal was found by Cheapflights users on 10/5. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:30 pmIAH - IST
1 stop16h 35mKLM
Thu 11/65:55 pmIST - IAH
2 stops32h 09mKLM
Deal found 10/5$792
This Air France deal was found by Cheapflights users on 10/5. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/212:22 pmHOU - IST
2 stops17h 43mMultiple Airlines
Fri 11/74:50 amIST - HOU
2 stops21h 58mMultiple Airlines
Deal found 10/5$794
This KLM deal was found by Cheapflights users on 10/5. 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 11/43:30 pmIAH - IST
1 stop16h 25mKLM
Sun 11/94:50 amIST - IAH
1 stop18h 05mKLM
Deal found 10/5$796
This Air France deal was found by Cheapflights users on 10/5. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:30 pmIAH - IST
1 stop16h 25mKLM
Tue 11/115:55 pmIST - IAH
1 stop28h 35mKLM
Deal found 10/5$798
This Air France deal was found by Cheapflights users on 10/5. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:30 pmIAH - IST
1 stop16h 25mMultiple Airlines
Fri 11/74:50 amIST - IAH
2 stops25h 42mMultiple Airlines
Deal found 10/5$805
This KLM deal was found by Cheapflights users on 10/5. 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 10/253:50 pmIAH - IST
2 stops17h 05mKLM
Sun 11/24:50 amIST - IAH
1 stop18h 05mKLM
Deal found 10/5$806

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 October 6, 2025.
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 10/21

1:29 pm-4:05 pm

2 stops18h 36m

Istanbul

Mon 11/3

4:50 am-1:55 pm

1 stop18h 05m

$784

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 10/20

3:30 pm-4:05 pm

1 stop16h 35m

Istanbul

Fri 10/24

4:20 am-1:35 pm

1 stop17h 15m

$835

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 10/20

12:55 pm-4:05 pm

2 stops19h 10m

Istanbul

Thu 10/23

4:20 am-1:35 pm

1 stop17h 15m

$839

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Mon 2/2

10:30 am-3:50 am

2 stops32h 20m

Istanbul

Tue 2/10

4:50 am-9:46 pm

2 stops25h 56m

$848

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Mon 3/2

5:35 pm-3:50 am

2 stops25h 15m

Istanbul

Tue 4/28

4:20 am-9:20 am

2 stops37h 00m

$848

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Sat 2/28

5:35 pm-3:50 am

2 stops49h 15m

Istanbul

Tue 4/28

4:20 am-4:26 pm

2 stops20h 06m

$867

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 11/19

4:30 pm-10:45 pm

1 stop21h 15m

Istanbul

Tue 12/9

6:30 am-9:39 pm

2 stops24h 09m

$871

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 11/2

4:30 pm-10:45 pm

1 stop21h 15m

Istanbul

Tue 11/18

6:30 am-2:35 pm

1 stop17h 05m

$871

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Thu 12/11

4:30 pm-6:05 pm

1 stop16h 35m

Istanbul

Thu 12/25

6:30 am-2:35 pm

1 stop17h 05m

$871

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 11/23

4:30 pm-10:45 pm

1 stop21h 15m

Istanbul

Wed 12/10

6:30 am-2:35 pm

1 stop17h 05m

$871

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/5

Showing 1-10 of 38 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 October 3, 2025.

The best time to book flights from Houston to Istanbul Airport is 12 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, April is the cheapest month in which you can book a flight from Houston to Istanbul Airport (average of $652). Flying from Houston to Istanbul Airport in January is currently the most expensive (average of $874). 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 October 6, 2025.

It’s optimal to fly from Houston to Istanbul Airport in the morning. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Houston to Istanbul. Price data was last updated on December 1, 2024.

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

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 October 6, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and Turkish 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
8.0
Very good
7,967 reviews

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,967 reviews
Delta
8.0
Very good
7,967 reviews

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,957 reviews
Delta
8.0
Very good
7,967 reviews

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,991 reviews
Delta
8.0
Very good
7,967 reviews

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,455 reviews
Delta
8.0
Very good
7,967 reviews

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,430 reviews
Delta
8.0
Very good
7,967 reviews

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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, Delta, and United Airlines can get you from Houston to Istanbul Airport in just under 18h 36m. Your travel time can differ by up to 13h 44m. 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 $612, British Airways will fly you from Houston to Istanbul Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Turkish Airlines - these airlines can fly you to your destination from $753 and $798, respectively. British Airways is 43% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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, April is the cheapest month in which you can book a flight from Houston to Istanbul Airport (average of $652). Flying from Houston to Istanbul Airport in January is currently the most expensive (average of $874). 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 October 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$612Average$1,183FlexibilityNo cancel feeOn-time70%
KLMCheapest$753Average$1,245FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$798Average$1,129FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$805Average$1,172FlexibilityNo cancel feeOn-time76%
Qatar AirwaysCheapest$827Average$971FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$837Average$1,357FlexibilityNo cancel feeOn-time69%
DeltaCheapest$874Average$1,133FlexibilityNo cancel feeOn-timeN/A

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