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Cheap flights from Houston George Bush Intcntl Airport to Istanbul Airport from £528

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — IST
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from Houston George Bush Intcntl to Istanbul are usually found in November or September, booked 56 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap 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 25 March 2025.

Round-trip from

£690

One-way from

£528

Popular in

June

Cheapest in

November

Average price

£853

Good round-trip deal

£730 or less
Turkish Airlines
  • Turkish Airlines
  • 7/4-23/4
  • Nonstop
  • 24h 45m total
  • Houston to Istanbul
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Delta
  • Delta
  • 22/4
  • 1 total stop
  • 16h 50m total
  • Houston to Istanbul
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£184 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£27 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Istanbul.
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Find flight deals from George Bush Intcntl to Istanbul

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 25 March 2025.

Mon 7/414:25IAH - IST
Nonstop11h 55mTurkish Airlines
Wed 23/407:50IST - IAH
Nonstop12h 50mTurkish Airlines
Deal found 25/3£690
Wed 10/911:30IAH - IST
2 stops31h 55mDelta
Tue 23/904:20IST - IAH
1 stop17h 15mDelta
Deal found 24/3£720
Tue 8/418:10IAH - IST
1 stop40h 25mQatar Airways
Tue 22/413:45IST - IAH
1 stop34h 05mQatar Airways
Deal found 25/3£769
Sat 22/1118:50IAH - IST
1 stop18h 55mUnited Airlines
Sat 29/1106:30IST - IAH
2 stops25h 03mUnited Airlines
Deal found 25/3£820

Cheapflights Fare Finder

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 25 March 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

Mon 7/4

14:25-10:20

Nonstop11h 55m

Istanbul

Wed 23/4

07:50-12:40

Nonstop12h 50m

£690

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 10/9

11:30-03:25

2 stops31h 55m

Istanbul

Tue 23/9

04:20-13:35

1 stop17h 15m

£720

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 8/4

18:10-18:35

1 stop40h 25m

Istanbul

Tue 22/4

13:45-15:50

1 stop34h 05m

£769

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Mon 25/8

13:35-17:00

3 stops19h 25m

Istanbul

Mon 8/9

14:00-00:30

2 stops18h 30m

£858

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 22/4

15:30-16:20

1 stop16h 50m

£528

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Tue 22/4

21:00-17:05

Nonstop12h 05m

£571

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Wed 7/5

07:20-13:05

3 stops21h 45m

£573

HoustonIstanbul

IAH - IST

IAHIST

Houston George Bush Intcntl

Fri 23/5

15:35-21:20

1 stop21h 45m

£771

Flights are sorted by cheapest return flights first.

Deals found on 24/3

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

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 21 March 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 56 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, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Istanbul Airport (average of £159). Flying from Houston George Bush Intcntl Airport to Istanbul Airport in August is currently the most expensive (average of £366). 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 25 March 2025.

One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Istanbul Airport is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 24% on airfare.

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 10.0 - 100.0 inches per month. December is typically the wettest month, when rainfall can reach 100.0 mm. July is typically the driest time to visit Istanbul Airport when rainfall is around 10.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 25 March 2025.
Read through reviews of airlines operating flights from Houston to Istanbul, such as Delta, Qatar Airways and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,890 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

8.0

Food

7.3

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
7,890 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

8.0

Food

7.3

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
3,539 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

8.0

Food

7.3

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
8,605 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

8.0

Food

7.3

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.
Turkish Airlines
7.3
Good
3,745 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

8.0

Food

7.3

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.
Lufthansa
6.7
Okay
6,949 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

8.0

Food

7.3

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 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.

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

    Our cheapest airline available from Houston George Bush Intcntl Airport to Istanbul Airport is Turkish Airlines. Our recent data shows that you can find tickets from as low as £690 on this airline. Additional options worth looking into are Delta and Qatar Airways, starting at £720 and £769 round-trip. These flights start at 22% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Istanbul Airport one-way?

    The cheapet airlines for a one-way flight from Houston George Bush Intcntl Airport to Istanbul Airport are Delta (£528), Turkish Airlines (£571), and United Airlines (£573).

  • 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: RwandAir (93%), Pakistan International Airlines (85%), Singapore Airlines( 85%).

  • 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 £485. On average you can expect to pay £996. The most popular route, (Houston George Bush Intcntl - Istanbul), can usually be booked for £884.

  • 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, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Istanbul Airport (average of £159). Flying from Houston George Bush Intcntl Airport to Istanbul Airport in August is currently the most expensive (average of £366). 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

Travelling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Yalova

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Alternative routes for George Bush Intcntl to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Istanbul flights

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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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