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$419+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — IST
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Istanbul are usually found in October or September, booked 13 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 julio 30, 2025.

Round-trip from

$852
(Air France)

One-way from

$419
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,212
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. 16% potential increase in price ($214 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 30, 2025.

This Air Canada deal was found by Cheapflights users on 7/30. 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.
mié. 10/810:00 amIAH - IST
2 stops22h 20mAir Canada
lun. 10/208:25 pmIST - IAH
2 stops31h 17mAir Canada
Deal found 7/30$852
This Air France deal was found by Cheapflights users on 7/30. 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.
mar. 9/161:13 pmHOU - IST
2 stops19h 07mKLM
jue. 9/256:10 amIST - HOU
2 stops19h 30mKLM
Deal found 7/30$852
This Turkish Airlines deal was found by Cheapflights users on 7/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/189:00 pmIAH - IST
Nonstop12h 05mTurkish Airlines
lun. 9/222:00 pmIST - IAH
Nonstop13h 05mTurkish Airlines
Deal found 7/30$853
This Delta deal was found by Cheapflights users on 7/29. 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.
mar. 8/263:50 pmIAH - IST
1 stop27h 35mDelta
mar. 9/164:20 amIST - IAH
2 stops25h 25mDelta
Deal found 7/29$854
This CheapOair deal was found by Cheapflights users on 7/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/173:35 pmIAH - IST
1 stop17h 25mMultiple Airlines
mié. 9/247:15 amIST - IAH
2 stops20h 27mMultiple Airlines
Deal found 7/30$855
This Ovago deal was found by Cheapflights users on 7/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/173:35 pmIAH - IST
1 stop17h 25mLufthansa
jue. 9/256:10 amIST - IAH
1 stop15h 25mLufthansa
Deal found 7/30$857
This Ovago deal was found by Cheapflights users on 7/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/183:30 pmIAH - IST
1 stop25h 00mBritish Airways
lun. 8/258:15 pmIST - IAH
1 stop25h 25mBritish Airways
Deal found 7/28$858
This United Airlines deal was found by Cheapflights users on 7/30. 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.
mié. 12/244:30 pmIAH - IST
1 stop21h 15mUnited Airlines
vie. 2/66:30 amIST - IAH
1 stop20h 45mUnited Airlines
Deal found 7/30$859
This Delta deal was found by Cheapflights users on 7/30. 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.
lun. 11/241:00 pmHOU - IST
2 stops29h 50mDelta
mar. 12/94:50 amIST - HOU
2 stops25h 50mDelta
Deal found 7/30$860
This KLM deal was found by Cheapflights users on 7/29. 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.
mié. 8/273:50 pmIAH - IST
2 stops16h 30mKLM
mié. 9/36:10 amIST - IAH
2 stops18h 38mKLM
Deal found 7/29$868
This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/112:31 pmHOU - IST
2 stops18h 09mBritish Airways
jue. 9/188:15 amIST - HOU
2 stops19h 47mBritish Airways
Deal found 7/28$916
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/112:31 pmHOU - IST
2 stops18h 09mAmerican Airlines
jue. 9/258:15 amIST - HOU
2 stops23h 33mAmerican Airlines
Deal found 7/28$928

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 julio 30, 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

mié. 10/8

10:00 am-4:20 pm

2 stops22h 20m

Istanbul

lun. 10/20

8:25 pm-7:42 pm

2 stops31h 17m

$852

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

mar. 9/16

1:13 pm-4:20 pm

2 stops19h 07m

Istanbul

mar. 9/23

6:10 am-5:40 pm

2 stops19h 30m

$852

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

jue. 9/18

9:00 pm-5:05 pm

Nonstop12h 05m

Istanbul

lun. 9/22

2:00 pm-7:05 pm

Nonstop13h 05m

$853

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

mar. 8/26

3:50 pm-3:25 am

1 stop27h 35m

Istanbul

vie. 9/19

4:20 am-9:03 pm

2 stops24h 43m

$854

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

mié. 9/17

3:35 pm-5:00 pm

1 stop17h 25m

Istanbul

mié. 9/24

7:15 am-7:42 pm

2 stops20h 27m

$855

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

mié. 9/17

3:35 pm-5:00 pm

1 stop17h 25m

Istanbul

jue. 9/25

6:10 am-1:35 pm

1 stop15h 25m

$857

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

lun. 8/18

3:30 pm-12:30 am

1 stop25h 00m

Istanbul

lun. 8/25

8:15 pm-1:40 pm

1 stop25h 25m

$858

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

mié. 12/24

4:30 pm-10:45 pm

1 stop21h 15m

Istanbul

vie. 2/6

6:30 am-6:15 pm

1 stop20h 45m

$859

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

mié. 8/27

3:50 pm-4:20 pm

2 stops16h 30m

Istanbul

mié. 9/3

6:10 am-4:48 pm

2 stops18h 38m

$868

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

mié. 9/17

10:44 am-4:20 pm

2 stops21h 36m

Istanbul

jue. 9/25

4:20 am-5:40 pm

2 stops21h 20m

$883

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 21 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 July 25, 2025.

The best time to book flights from Houston to Istanbul Airport is 13 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, November is the cheapest month in which you can book a flight from Houston to Istanbul Airport (average of $923). Flying from Houston to Istanbul Airport in June is currently the most expensive (average of $1,359). 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 julio 30, 2025.

It’s optimal to fly from Houston to Istanbul Airport in the morning. By choosing this option you can save up to 19% 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 Tuesday mornings when fares are most often at their lowest. Thursday at noon 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 julio 30, 2025.
Read reviews from past customers who have flown Delta, KLM, and Qatar Airways 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
7,980 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

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!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

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!
Qatar Airways
7.4
Good
3,607 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

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
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

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
3,928 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

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.

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

    Currently priced at $852, KLM will fly you from Houston to Istanbul Airport and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Turkish Airlines and Delta - these airlines can fly you to your destination from $853 and $854, respectively. KLM is 23% 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 $430 on Turkish Airlines. Other airlines that offer cheap prices include Lufthansa from $596 and Air Canada from $602 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, November is the cheapest month in which you can book a flight from Houston to Istanbul Airport (average of $923). Flying from Houston to Istanbul Airport in June is currently the most expensive (average of $1,359). 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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$643Average$1,127FlexibilityNo cancel feeOn-time70%
DeltaCheapest$720Average$1,092FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$790Average$1,151FlexibilityNo cancel feeOn-time76%
Qatar AirwaysCheapest$815Average$970FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$837Average$1,315FlexibilityNo cancel feeOn-time69%
KLMCheapest$865Average$1,397FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$872Average$1,147FlexibilityNo cancel feeOn-time77%

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