Cheap flights from Houston George Bush Intcntl Airport to Istanbul Airport from £453
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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — IST
27 Jan — 3 Feb1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Houston George Bush Intcntl to Istanbul are usually found in September or October, booked 57 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
Cheap flight deals from George Bush Intcntl to Istanbul
Enter your travel dates to find the best prices.
Cheapest flights from George Bush Intcntl to Istanbul
Explore the most affordable flight options available from George Bush Intcntl to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 December 2025.
Sun 28/1209:49IAH - IST
2 stops22h 36mBritish Airways
Mon 12/118:40IST - IAH
1 stop28h 25mBritish Airways
Deal found 26/12£960
Sun 28/1216:30IAH - IST
1 stop16h 35mUnited Airlines
Sat 10/106:30IST - IAH
2 stops25h 16mUnited Airlines
Deal found 27/12£1,038
Tue 30/1211:55IAH - IST
2 stops20h 50mLufthansa
Thu 8/106:30IST - IAH
2 stops25h 28mLufthansa
Deal found 27/12£1,148
Tue 30/1211:55IAH - IST
2 stops20h 50mLufthansa
Wed 7/106:30IST - IAH
2 stops19h 20mLufthansa
Deal found 27/12£1,174
Tue 30/1218:55IAH - IST
1 stop13h 50mLufthansa
Tue 6/106:30IST - IAH
2 stops19h 55mLufthansa
Deal found 27/12£1,245
Wed 31/1218:55IAH - IST
1 stop19h 40mUnited Airlines
Tue 6/113:50IST - IAH
1 stop36h 00mUnited Airlines
Deal found 26/12£1,372
Wed 31/1216:30IAH - IST
1 stop16h 35mUnited Airlines
Sun 4/106:30IST - IAH
2 stops37h 45mUnited Airlines
Deal found 26/12£1,630
Best flights from George Bush Intcntl to Istanbul
Discover carefully curated flight deals from George Bush Intcntl to Istanbul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.
Sat 31/115:30IAH - IST
1 stop16h 25mKLM
Fri 6/204:50IST - IAH
1 stop18h 05mKLM
Deal found 27/12£537
Sat 24/115:30IAH - IST
1 stop16h 25mMultiple Airlines
Fri 30/104:50IST - IAH
2 stops22h 57mMultiple Airlines
Deal found 25/12£544
Sat 21/215:30IAH - IST
1 stop16h 25mKLM
Fri 27/204:50IST - IAH
1 stop18h 05mKLM
Deal found 27/12£537
Tue 17/216:25IAH - IST
2 stops15h 30mMultiple Airlines
Mon 23/204:50IST - IAH
2 stops21h 45mMultiple Airlines
Deal found 27/12£547
Sun 22/215:30IAH - IST
1 stop16h 25mKLM
Mon 2/304:50IST - IAH
1 stop18h 05mKLM
Deal found 26/12£537
Mon 19/116:05IAH - IST
1 stop26h 45mMultiple Airlines
Mon 2/204:50IST - IAH
2 stops21h 50mMultiple Airlines
Deal found 26/12£549
Tue 20/115:30IAH - IST
1 stop16h 25mKLM
Tue 27/104:50IST - IAH
1 stop18h 05mKLM
Deal found 26/12£537
Fri 23/112:49IAH - IST
2 stops19h 06mKLM
Fri 6/204:50IST - IAH
1 stop18h 05mKLM
Deal found 27/12£540
Mon 23/317:05IAH - IST
1 stop26h 45mKLM
Tue 31/317:20IST - IAH
1 stop27h 55mKLM
Deal found 27/12£546
Direct flights from George Bush Intcntl to Istanbul
Explore direct flight options from George Bush Intcntl to Istanbul based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 December 2025.
Mon 19/121:05IAH - IST
Nonstop12h 00mTurkish Airlines
Tue 3/214:50IST - IAH
Nonstop13h 20mTurkish Airlines
Deal found 26/12£629
Thu 26/322:05IAH - IST
Nonstop12h 00mTurkish Airlines
Sun 12/414:10IST - IAH
Nonstop13h 00mTurkish Airlines
Deal found 27/12£673
Thu 9/421:05IAH - IST
Nonstop12h 00mTurkish Airlines
Fri 17/414:10IST - IAH
Nonstop13h 00mTurkish Airlines
Deal found 27/12£676
Sun 1/221:05IAH - IST
Nonstop12h 00mTurkish Airlines
Sun 8/214:50IST - IAH
Nonstop13h 20mTurkish Airlines
Deal found 26/12£687
Thu 19/221:05IAH - IST
Nonstop12h 00mTurkish Airlines
Mon 23/214:50IST - IAH
Nonstop13h 20mTurkish Airlines
Deal found 26/12£691
Sat 31/121:05IAH - IST
Nonstop12h 00mTurkish Airlines
Wed 4/214:50IST - IAH
Nonstop13h 20mTurkish Airlines
Deal found 25/12£706
Tue 28/421:05IAH - IST
Nonstop12h 00mTurkish Airlines
Sun 10/514:10IST - IAH
Nonstop13h 00mTurkish Airlines
Deal found 25/12£720
Sat 11/421:05IAH - IST
Nonstop12h 00mTurkish Airlines
Mon 13/407:50IST - IAH
Nonstop12h 55mTurkish Airlines
Deal found 27/12£734
Fri 10/414:30IAH - IST
Nonstop12h 00mTurkish Airlines
Mon 13/407:50IST - IAH
Nonstop12h 55mTurkish Airlines
Deal found 27/12£735
Sat 2/521:05IAH - IST
Nonstop12h 00mTurkish Airlines
Fri 8/507:50IST - IAH
Nonstop12h 55mTurkish Airlines
Deal found 25/12£744
Last-minute flights from George Bush Intcntl to Istanbul
Discover last-minute flight deals from George Bush Intcntl to Istanbul. Data last updated 28 December 2025 and is based on user searches.
Thu 15/115:30IAH - IST
1 stop16h 25mKLM
Mon 26/104:50IST - IAH
1 stop18h 05mKLM
Deal found 27/12£572
Thu 15/115:30IAH - IST
1 stop16h 25mKLM
Fri 23/117:55IST - IAH
1 stop28h 35mKLM
Deal found 27/12£574
Thu 15/115:30IAH - IST
1 stop16h 25mMultiple Airlines
Mon 26/104:50IST - IAH
2 stops22h 56mMultiple Airlines
Deal found 27/12£580
Sat 17/115:30IAH - IST
1 stop16h 25mKLM
Tue 20/104:50IST - IAH
1 stop18h 05mKLM
Deal found 27/12£537
Sat 17/115:30IAH - IST
1 stop16h 25mKLM
Mon 26/117:55IST - IAH
1 stop28h 35mKLM
Deal found 27/12£538
Mon 19/116:05IAH - IST
1 stop26h 45mMultiple Airlines
Mon 2/204:50IST - IAH
2 stops21h 50mMultiple Airlines
Deal found 26/12£549
Sat 24/115:30IAH - IST
1 stop16h 25mKLM
Fri 30/104:50IST - IAH
1 stop18h 05mKLM
Deal found 25/12£559
Sun 25/115:03IAH - IST
2 stops16h 52mKLM
Fri 6/217:55IST - IAH
1 stop28h 35mKLM
Deal found 26/12£541
Mon 26/112:49IAH - IST
2 stops19h 06mKLM
Sun 1/204:50IST - IAH
1 stop18h 05mKLM
Deal found 27/12£540
Tue 27/115:30IAH - IST
1 stop16h 25mMultiple Airlines
Sat 31/104:50IST - IAH
2 stops22h 56mMultiple Airlines
Deal found 26/12£544
One-way flights from George Bush Intcntl to Istanbul
Search for one-way flight options from George Bush Intcntl to Istanbul. Find affordable one-way fares based on user searches. Data last updated 28 December 2025.
Tue 7/415:20IAH - IST
1 stop26h 00mKLM
Deal found 26/12£453
Sat 17/115:30IAH - IST
1 stop16h 25mKLM
Deal found 25/12£454
Wed 14/112:20IAH - IST
2 stops19h 35mKLM
Deal found 26/12£457
Wed 3/615:20IAH - IST
1 stop26h 00mKLM
Deal found 26/12£503
Mon 12/112:10IAH - IST
2 stops19h 00mUnited Airlines
Deal found 25/12£523
Thu 11/615:20IAH - IST
1 stop26h 00mKLM
Deal found 26/12£605
Wed 3/612:55IAH - IST
2 stops28h 25mDelta
Deal found 26/12£658
Sun 15/219:10IAH - IST
1 stop38h 20mEmirates
Deal found 28/12£3,059
Tue 31/316:36IAH - IST
3 stops47h 49mMultiple Airlines
Deal found 25/12£6,243
Find flight deals from George Bush Intcntl to Istanbul
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 28 December 2025.
Customise your flight search to find flights from George Bush Intcntl 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 858,174 searches. Data last updated 28 December 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Istanbul Airport that are best for you.
Fly from
George Bush Intcntl
Fly to
Istanbul
Route
Depart
Return
Price
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Sat 31/1
15:30-16:55
1 stop16h 25m
Istanbul
Fri 6/2
04:50-13:55
1 stop18h 05m
£537
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Sat 21/2
15:30-16:55
1 stop16h 25m
Istanbul
Fri 27/2
04:50-13:55
1 stop18h 05m
£537
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Sun 22/2
15:30-16:55
1 stop16h 25m
Istanbul
Mon 2/3
04:50-13:55
1 stop18h 05m
£537
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Tue 20/1
15:30-16:55
1 stop16h 25m
Istanbul
Tue 27/1
04:50-13:55
1 stop18h 05m
£537
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Fri 23/1
12:49-16:55
2 stops19h 06m
Istanbul
Fri 6/2
04:50-13:55
1 stop18h 05m
£540
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Sat 24/1
15:30-16:55
1 stop16h 25m
Istanbul
Fri 30/1
04:50-18:47
2 stops22h 57m
£544
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Mon 23/3
17:05-03:50
1 stop26h 45m
Istanbul
Tue 31/3
17:20-13:15
1 stop27h 55m
£546
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Tue 17/2
16:25-16:55
2 stops15h 30m
Istanbul
Mon 23/2
04:50-17:35
2 stops21h 45m
£547
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Mon 19/1
16:05-03:50
1 stop26h 45m
Istanbul
Mon 2/2
04:50-17:40
2 stops21h 50m
£549
HoustonIstanbul
IAH - IST
IAHIST
Houston George Bush Intcntl
Tue 7/4
15:20-01:20
1 stop26h 00m
£453
Flights are sorted by cheapest return flights first.
Deals found on 26/12
Showing 1-10 of 15 results
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Best time to book a flight from George Bush Intcntl to Istanbul
Have a flexible travel schedule? Discover the best time to fly to Istanbul from George Bush Intcntl with our price prediction graph.
Estimated return 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 George Bush Intcntl Airport to Istanbul Airport
Prices
Airlines
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Istanbul Airport?
Use this chart to determine the optimal time to book a return flight from George Bush Intcntl to Istanbul. Price data was last updated on 26 December 2025.
To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Istanbul Airport, you should look to book at least 57 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Istanbul Airport?
Currently, December is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Istanbul Airport (average of £446). Flying from Houston George Bush Intcntl Airport to Istanbul Airport in June is currently the most expensive (average of £792). 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 IAH to IST?
Find hourly flight availability from George Bush Intcntl 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 28 December 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston George Bush Intcntl Airport to Istanbul Airport as you normally would.
How much does it cost for a return flight from Houston George Bush Intcntl Airport to Istanbul Airport?
Weekly flight availability from Houston George Bush Intcntl Airport to Istanbul Airport
Explore weekly flight availability from George Bush Intcntl to Istanbul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 28 December 2025.
The most flights from IAH to IST are scheduled on a Wednesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
Related info for your journey
Find useful and relevant information for your journey from George Bush Intcntl 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 George Bush Intcntl Airport to Istanbul Airport?
KLM can get you from Houston George Bush Intcntl Airport to Istanbul Airport in just under 16h 25m. Your travel time can differ by up to . The distance from Houston George Bush Intcntl Airport to Istanbul Airport is about 6353 mi.
What are the most reliable airlines from Houston George Bush Intcntl Airport to Istanbul Airport?
Before booking your flight to Istanbul Airport from Houston George Bush Intcntl Airport, check out the most reliable airlines to get you to your destination on time: Turkish Airlines (81%), Pakistan International Airlines (73%), Thai Airways( 71%).
What are the cheapest flights from Houston George Bush Intcntl Airport to Istanbul Airport?
The cheapest flight price from Houston George Bush Intcntl Airport to Istanbul Airport is £427. On average you can expect to pay £716. The most popular route, (Houston George Bush Intcntl - Istanbul), can usually be booked for £1,085.
Can I find deals for flights from George Bush Intcntl to Istanbul that include hotel bookings?
Yes. In addition to deals on George Bush Intcntl to Istanbul flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from George Bush Intcntl to Istanbul?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Istanbul.
Can I find deals for business class flights from George Bush Intcntl to Istanbul?
Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Istanbul Airport?
Currently, December is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Istanbul Airport (average of £446). Flying from Houston George Bush Intcntl Airport to Istanbul Airport in June is currently the most expensive (average of £792). 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.
Explore flights to Istanbul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 December 2025.
Browse through other flights departing from George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 28 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from George Bush Intcntl to Istanbul?
Cheapflights makes it easy to find George Bush Intcntl to Istanbul flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from George Bush Intcntl to Istanbul?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from George Bush Intcntl to Istanbul.
Can Cheapflights find flights from George Bush Intcntl to Istanbul with no change fees?
Need flexible booking options for your flight to Istanbul from George Bush Intcntl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from George Bush Intcntl to Istanbul become cheaper?
Yes! Start tracking prices for George Bush Intcntl to Istanbul flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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