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$398+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — IST
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Istanbul are usually found in October or March, booked 10 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 April 2, 2025.

Round-trip from

$855
(Mytrip)

One-way from

$398
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$1,057
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. 18% potential increase in price ($262 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 2, 2025.

This oojo deal was found by Cheapflights users on 4/1. 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.
Wed 4/22:25 pmIAH - IST
Nonstop11h 55mTurkish Airlines
Wed 4/97:50 amIST - IAH
Nonstop12h 50mTurkish Airlines
Deal found 4/1$853
This Mytrip deal was found by Cheapflights users on 3/31. 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.
Mon 5/58:25 amIAH - IST
2 stops31h 40mMultiple Airlines
Sat 5/104:10 amIST - IAH
3 stops47h 24mMultiple Airlines
Deal found 3/31$854
This Delta deal was found by Cheapflights users on 4/1. 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.
Wed 9/1011:30 amIAH - IST
2 stops31h 55mDelta
Thu 9/254:20 amIST - IAH
1 stop17h 15mDelta
Deal found 4/1$881
This Trip.com deal was found by Cheapflights users on 3/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:30 pmIAH - IST
1 stop16h 35mLufthansa
Tue 12/26:30 amIST - IAH
1 stop17h 10mLufthansa
Deal found 3/30$885
This oojo deal was found by Cheapflights users on 4/1. 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.
Tue 4/226:10 pmIAH - IST
1 stop33h 45mQatar Airways
Tue 5/68:05 pmIST - IAH
1 stop27h 45mQatar Airways
Deal found 4/1$897
This Delta deal was found by Cheapflights users on 3/31. 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.
Sun 11/96:43 pmHOU - IST
2 stops24h 27mDelta
Tue 11/185:10 amIST - HOU
2 stops37h 13mDelta
Deal found 3/31$906
This United deal was found by Cheapflights users on 3/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:30 amIAH - IST
2 stops28h 15mUnited Airlines
Tue 11/186:30 amIST - IAH
3 stops43h 25mUnited Airlines
Deal found 3/31$950
This oojo deal was found by Cheapflights users on 4/1. 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 5/46:31 pmHOU - IST
2 stops21h 54mBritish Airways
Mon 5/198:15 pmIST - HOU
2 stops29h 46mBritish Airways
Deal found 4/1$1,104
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Mon 5/128:16 pmHOU - IST
2 stops20h 14mAmerican Airlines
Sat 5/248:25 amIST - HOU
2 stops23h 33mAmerican Airlines
Deal found 3/31$1,179
This Aeromexico deal was found by Cheapflights users on 4/1. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/910:22 amHOU - IST
2 stops33h 03mAir France
Tue 5/274:20 amIST - HOU
2 stops48h 57mAir France
Deal found 4/1$1,492
This oojo deal was found by Cheapflights users on 4/1. 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.
Mon 7/148:22 pmHOU - IST
2 stops38h 13mQatar Airways
Mon 7/281:45 pmIST - HOU
2 stops32h 08mQatar Airways
Deal found 4/1$1,548
This Air France deal was found by Cheapflights users on 3/31. 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 4/241:16 pmHOU - IST
2 stops19h 04mMultiple Airlines
Sat 5/34:20 amIST - HOU
2 stops21h 27mMultiple Airlines
Deal found 3/31$1,623

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 April 2, 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

Mon 5/5

8:25 am-12:05 am

2 stops31h 40m

Istanbul

Sat 5/10

4:10 am-7:34 pm

3 stops47h 24m

$854

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 9/10

11:30 am-3:25 am

2 stops31h 55m

Istanbul

Thu 9/25

4:20 am-1:35 pm

1 stop17h 15m

$881

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Fri 4/18

2:25 pm-10:20 am

Nonstop11h 55m

Istanbul

Fri 4/25

7:50 am-12:40 pm

Nonstop12h 50m

$890

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 4/22

6:10 pm-11:55 am

1 stop33h 45m

Istanbul

Tue 5/6

8:05 pm-3:50 pm

1 stop27h 45m

$897

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Tue 4/29

2:45 pm-3:25 am

2 stops28h 40m

Istanbul

Tue 5/6

4:20 am-5:48 pm

2 stops21h 28m

$990

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Sun 5/4

6:31 pm-12:25 am

2 stops21h 54m

Istanbul

Mon 5/19

8:15 pm-6:01 pm

2 stops29h 46m

$1,104

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Mon 5/12

8:16 pm-12:30 am

2 stops20h 14m

Istanbul

Sat 5/24

8:25 am-11:58 pm

2 stops23h 33m

$1,179

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Fri 5/9

10:22 am-3:25 am

2 stops33h 03m

Istanbul

Tue 5/27

4:20 am-9:17 pm

2 stops48h 57m

$1,492

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Mon 4/21

8:16 pm-11:55 am

2 stops31h 39m

Istanbul

Mon 4/28

8:05 pm-7:41 pm

2 stops31h 36m

$1,622

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Thu 4/24

1:16 pm-4:20 pm

2 stops19h 04m

Istanbul

Sat 5/3

4:20 am-5:47 pm

2 stops21h 27m

$1,623

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 28 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 March 28, 2025.

The best time to book flights from Houston to Istanbul Airport is 10 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 $1,423). 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 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 April 2, 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.

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 2, 2025.
Read through reviews of airlines operating flights from Houston to Istanbul, such as Delta, KLM and Qatar Airways. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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
3,540 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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.
Air France
7.4
Good
1,425 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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
8,615 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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 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 $881, Delta will fly you from Houston to Istanbul Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Turkish Airlines and Qatar Airways - these airlines can fly you to your destination from $890 and $897, respectively. Delta is 22% 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 $515 on Turkish Airlines. Other airlines that offer cheap prices include Qatar Airways from $558 and Etihad Airways from $651 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 $1,423). 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

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Top 8 airlines flying from Houston to Istanbul

Discover the top 8 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$650Average$1,144FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$698Average$1,210FlexibilityNo cancel feeOn-time70%
DeltaCheapest$703Average$1,053FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$751Average$1,107FlexibilityNo cancel feeOn-time76%
Qatar AirwaysCheapest$827Average$952FlexibilityNo cancel feeOn-time68%
KLMCheapest$855Average$1,394FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$859Average$1,270FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$907Average$1,196FlexibilityNo cancel feeOn-time77%

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