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Cheap flights from Houston to Istanbul from $646

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Istanbul departing on 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Istanbul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
2:37 pm - 3:40 am
IAH
-
IST
29h 03m
2 stops
Scandinavian Airlines Logo
4:30 am - 10:35 pm
IST
-
IAH
26h 05m
2 stops
$988Scandinavian Airlines
Thu, Sep 3 - Fri, Sep 11
Turkish Airlines Logo
9:10 pm - 5:10 pm
IAH
-
IST
12h 00mnonstop
Turkish Airlines Logo
2:15 pm - 7:15 pm
IST
-
IAH
13h 00mnonstop
$990Turkish Airlines
Mon, Aug 31 - Sun, Sep 6
Multiple Airlines Logo
6:15 pm - 11:55 am
IAH
-
IST
33h 40m
1 stop
Multiple Airlines Logo
8:15 pm - 7:03 pm
IST
-
IAH
30h 48m
2 stops
$993Multiple Airlines
Mon, Sep 21 - Mon, Oct 5
Multiple Airlines Logo
6:15 pm - 11:55 am
IAH
-
IST
33h 40m
1 stop
Multiple Airlines Logo
7:55 pm - 6:07 pm
IST
-
IAH
30h 12m
2 stops
$995Multiple Airlines
Mon, Aug 10 - Sat, Oct 10
KLM Logo
3:40 pm - 5:05 pm
IAH
-
SAW
17h 25m
2 stops
KLM Logo
9:00 am - 1:05 pm
SAW
-
IAH
37h 05m
1 stop
$997KLM
Fri, Oct 23 - Fri, Nov 6
British Airways Logo
7:10 am - 2:50 pm
IAH
-
IST
23h 40m
2 stops
British Airways Logo
7:35 am - 11:32 pm
IST
-
IAH
24h 57m
2 stops
$997British Airways
Tue, Oct 20 - Tue, Nov 3
KLM Logo
10:39 am - 4:20 pm
IAH
-
IST
21h 41m
2 stops
KLM Logo
5:20 pm - 1:20 pm
IST
-
IAH
28h 00m
1 stop
$998KLM
Sun, Aug 9 - Tue, Aug 25
Qatar Airways Logo
5:40 pm - 12:10 pm
IAH
-
SAW
33h 30m
1 stop
Qatar Airways Logo
1:40 pm - 3:20 pm
SAW
-
IAH
34h 40m
1 stop
$999Qatar Airways
Tue, Dec 1 - Thu, Dec 31
Qatar Airways Logo
6:15 pm - 12:15 pm
IAH
-
IST
34h 00m
1 stop
Qatar Airways Logo
8:05 pm - 3:55 pm
IST
-
IAH
27h 50m
1 stop
$1,002Qatar Airways
Sat, Oct 10 - Sat, Oct 17
British Airways Logo
3:57 pm - 7:05 pm
HOU
-
IST
19h 08m
2 stops
British Airways Logo
8:15 am - 7:51 pm
IST
-
HOU
19h 36m
2 stops
$1,011British Airways
Wed, Aug 12 - Wed, Aug 26

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American Airlines flights from Houston to Istanbul

Our best American Airlines deals on Houston to Istanbul flight tickets
American Airlines
Nov 3
IAH6:15 pmHouston George Bush Intcntl
21h 45m
2 stops
IST1:00 amIstanbul
Nov 10
IST7:35 amIstanbul
21h 25m
1 stop
IAH8:00 pmHouston George Bush Intcntl
$1,008
American Airlines
Nov 3
HOU12:15 pmHouston Hobby
20h 30m
2 stops
IST5:45 pmIstanbul
Nov 10
IST7:35 amIstanbul
21h 15m
2 stops
HOU7:50 pmHouston Hobby
$1,018
American Airlines
Nov 3
HOU12:15 pmHouston Hobby
20h 30m
2 stops
IST5:45 pmIstanbul
Nov 10
IST7:35 amIstanbul
21h 15m
2 stops
HOU7:50 pmHouston Hobby
$1,019

Turkish Airlines flights from Houston to Istanbul

Our best Turkish Airlines deals on Houston to Istanbul flight tickets
Turkish Airlines
Aug 31
IAH9:10 pmHouston George Bush Intcntl
12h 00m
IST5:10 pmIstanbul
Sep 6
IST2:15 pmIstanbul
13h 00m
IAH7:15 pmHouston George Bush Intcntl
$990
Turkish Airlines
Aug 17
IAH9:10 pmHouston George Bush Intcntl
12h 00m
IST5:10 pmIstanbul
Aug 30
IST2:15 pmIstanbul
13h 00m
IAH7:15 pmHouston George Bush Intcntl
$1,001
Turkish Airlines
Aug 21
IAH2:30 pmHouston George Bush Intcntl
12h 00m
IST10:30 amIstanbul
Aug 24
IST2:15 pmIstanbul
13h 00m
IAH7:15 pmHouston George Bush Intcntl
$1,009

momondo 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, momondo users made 832,500 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from Houston to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Thu 9/3

2:37 pm-3:40 am

2 stops29h 03m

Istanbul

Fri 9/11

4:30 am-10:35 pm

2 stops26h 05m

$988
Quickest round-trip

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 8/31

9:10 pm-5:10 pm

Nonstop12h 00m

Istanbul

Sun 9/6

2:15 pm-7:15 pm

Nonstop13h 00m

$990

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 9/21

6:15 pm-11:55 am

1 stop33h 40m

Istanbul

Mon 10/5

8:15 pm-7:03 pm

2 stops30h 48m

$993

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 8/10

6:15 pm-11:55 am

1 stop33h 40m

Istanbul

Sat 10/10

7:55 pm-6:07 pm

2 stops30h 12m

$995

HoustonIstanbul

IAH - SAW

IAHSAW

Houston George Bush Intcntl

Fri 10/23

3:40 pm-5:05 pm

2 stops17h 25m

Istanbul Sabiha Gokcen

Fri 11/6

9:00 am-1:05 pm

1 stop37h 05m

$997

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 10/20

7:10 am-2:50 pm

2 stops23h 40m

Istanbul

Tue 11/3

7:35 am-11:32 pm

2 stops24h 57m

$997

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sun 8/9

10:39 am-4:20 pm

2 stops21h 41m

Istanbul

Tue 8/25

5:20 pm-1:20 pm

1 stop28h 00m

$998

HoustonIstanbul

IAH - SAW

IAHSAW

Houston George Bush Intcntl

Tue 12/1

5:40 pm-12:10 pm

1 stop33h 30m

Istanbul Sabiha Gokcen

Thu 12/31

1:40 pm-3:20 pm

1 stop34h 40m

$999

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Sat 10/10

6:15 pm-12:15 pm

1 stop34h 00m

Istanbul

Sat 10/17

8:05 pm-3:55 pm

1 stop27h 50m

$1,002

HoustonIstanbul

HOU - IST

HOUIST

Houston Hobby

Wed 8/12

3:57 pm-7:05 pm

2 stops19h 08m

Istanbul

Wed 8/26

8:15 am-7:51 pm

2 stops19h 36m

$1,011

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Istanbul from

How to get the cheapest flight ticket from Houston to Istanbul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Houston and Istanbul?

What is the cheapest month to fly to Istanbul?

In general, February is the cheapest month to fly from Houston to Istanbul. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $77. If you aren’t able to travel to Istanbul during the month of February, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $289.

What is the cheapest time of day to depart on your flight to Istanbul?

Our most recent data shows that the best time of day to fly to Istanbul is in the afternoon. Flights from Houston to Istanbul during this time can be as low as $932. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,062 on average. Flights to Istanbul from Houston at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Houston to Istanbul flight route?

Fly from Houston George Bush Intcntl to Istanbul for the best Houston - Istanbul flight prices

How far in advance should I book a flight from Houston to Istanbul?

You are more likely to see cheaper flights to Istanbul from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around $1,044 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from Houston for as low as $951 on momondo.

What cabin class options are available on Houston to Istanbul flights?

There are 3 cabin classes available to choose from on Houston to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Istanbul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Istanbul

Fastest flight time

12h 00m

Direct flights

Every day

Airports in Istanbul

2 airports
The fastest flight from Houston to Istanbul takes 12h 00m
Direct flights go from Houston to Istanbul every day.
There are 2 airports in Istanbul. From Houston there are direct flights to Istanbul (IST).
Search flight deals

Frequently asked questions about flying from Houston to Istanbul

  • How far is Houston to Istanbul by plane?

    The straight-line distance from Houston to Istanbul is 6386.8 mi. Flights usually cover this in 12h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Houston to Istanbul?

    Prices for flights from Houston to Istanbul were last updated today.

  • How many operators does momondo search for flights from Houston to Istanbul?

  • How old do you have to be to fly from Houston to Istanbul?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Istanbul.

  • What documentation or ID do you need to fly to Istanbul?

    The necessary travel and health documents for your Istanbul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Istanbul

Compare and see reviews for airlines that fly from Houston to Istanbul with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $364Free CancellationRating
6.7
8,067 reviews
Search British Airways flights
LufthansaPriceFrom $534Free CancellationRating
6.8
8,090 reviews
Search Lufthansa flights
United AirlinesPriceFrom $570Free CancellationRating
7.4
9,878 reviews
Search United Airlines flights
DeltaPriceFrom $577Free CancellationRating
7.8
8,424 reviews
Search Delta flights
KLMPriceFrom $711Free CancellationRating
7.8
1,530 reviews
Search KLM flights
Turkish AirlinesPriceFrom $720Free CancellationRating
7.4
4,414 reviews
Search Turkish Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Istanbul?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Istanbul. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Houston to Istanbul with flexible booking policies on momondo?

All flight searches from Houston to Istanbul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Houston to Istanbul?

momondo helps you find the best flight between Houston and Istanbul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Houston to Istanbul right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Houston to Istanbul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Turkey

Fly into one of these airports located in Istanbul

Airports listed have a maximum distance of 20.9 mi from Istanbul
Istanbul Airport
Istanbul Sabiha Gokcen Airport