How long is the flight from Ireland to Houston George Bush Intcntl Airport?

There are many flights that can get you from Ireland to Houston George Bush Intcntl Airport in 25h 45m. Fly via Turkish Airlines to get the fastest option. The distance between Ireland and Houston George Bush Intcntl Airport is about 4545 mi.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 81.0 mm.

If weather is an important factor for your trip to Houston George Bush Intcntl 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

How far in advance should I book a flight from Ireland to Houston George Bush Intcntl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 60 days in advance, which can save you up to 44% on flights from Ireland to Houston George Bush Intcntl Airport compared to booking the week you need them. Waiting 60 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £562. For sooner than that we have options available in the next 3 days from £775.

What is the cheapest month to fly from Ireland to Houston George Bush Intcntl Airport?

The best pricing can be found in the month of January. Prices to Houston George Bush Intcntl Airport from Ireland average £633. You can even find prices in January for less than £633, as users have found deals to Houston George Bush Intcntl Airport from as low as £503. The month of April appears to be one of the more expensive times to travel to Houston George Bush Intcntl Airport from Ireland. Flying in the targeted month can save you up to 19%.

Can I find deals for flights from Ireland to George Bush Intcntl that include hotel bookings?

Yes. In addition to deals on Ireland to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ireland to George Bush Intcntl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to George Bush Intcntl.

Can I find deals for business class flights from Ireland to George Bush Intcntl?

Yes. Cheapflights offers flight deals from Ireland to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£477+ Cheap Flights from Ireland to Houston George Bush Intcntl Airport

Cheap flight deals from Ireland to George Bush Intcntl

Round-trip from	£546
One-way from	£477
Popular in	April
Cheapest in	January
Average price	£554

Turkish Airlines
16/10-10/11
2 total stops
62h 10m total
Ireland to Houston

Search Deals

17/12
2 total stops
19h 29m total
Ireland to Houston

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£25 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Ireland to George Bush Intcntl

Cheapest flights from Ireland to George Bush Intcntl
Explore the most affordable flight options available from Ireland to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Thu 16/1016:55DUB - IAH

1 stop25h 45mTurkish Airlines

Mon 10/1121:05IAH - DUB

1 stop36h 25mTurkish Airlines

Deal found 11/9£546

Fri 21/1107:20DUB - IAH

1 stop41h 50mTurkish Airlines

Wed 3/1214:55IAH - DUB

1 stop18h 35mTurkish Airlines

Deal found 11/9£551

Mon 27/1016:30DUB - IAH

1 stop32h 40mTurkish Airlines

Tue 4/1121:05IAH - DUB

1 stop19h 05mTurkish Airlines

Deal found 10/9£563

Tue 21/1016:55DUB - IAH

1 stop32h 10mTurkish Airlines

Wed 5/1121:05IAH - DUB

1 stop19h 05mTurkish Airlines

Deal found 10/9£566

Sun 26/1015:25DUB - IAH

1 stop33h 45mTurkish Airlines

Wed 5/1121:05IAH - DUB

1 stop19h 05mTurkish Airlines

Deal found 10/9£571

Mon 22/1210:45DUB - IAH

1 stop15h 15mBritish Airways

Sat 17/115:50IAH - DUB

1 stop19h 50mBritish Airways

Deal found 11/9£594

Thu 23/1005:55DUB - IAH

1 stop17h 55mLufthansa

Sun 2/1116:30IAH - DUB

1 stop17h 55mLufthansa

Deal found 10/9£597

Sat 20/1220:40DUB - IAH

1 stop23h 25mBritish Airways

Mon 29/1215:50IAH - DUB

1 stop12h 00mBritish Airways

Deal found 11/9£597

Sat 22/1105:55DUB - IAH

1 stop13h 35mDelta

Wed 3/1217:30IAH - DUB

2 stops16h 15mDelta

Deal found 12/9£599

Fri 21/1105:55DUB - IAH

1 stop13h 35mDelta

Wed 3/1218:38IAH - DUB

2 stops15h 07mDelta

Deal found 10/9£600

Best flights from Ireland to George Bush Intcntl
Discover carefully curated flight deals from Ireland to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2025.

Thu 16/1016:55DUB - IAH

1 stop25h 45mTurkish Airlines

Mon 10/1121:05IAH - DUB

1 stop30h 35mTurkish Airlines

Deal found 10/9£547

Fri 20/205:10DUB - IAH

1 stop19h 05mLufthansa

Tue 24/212:10IAH - DUB

1 stop14h 00mLufthansa

Deal found 10/9£594

Mon 22/1210:45DUB - IAH

1 stop15h 15mBritish Airways

Sat 17/115:50IAH - DUB

1 stop19h 50mBritish Airways

Deal found 11/9£594

Fri 21/1105:55DUB - IAH

1 stop13h 35mDelta

Wed 3/1217:30IAH - DUB

2 stops16h 15mDelta

Deal found 11/9£599

Fri 21/1107:20DUB - IAH

1 stop41h 50mTurkish Airlines

Wed 3/1214:55IAH - DUB

1 stop18h 35mTurkish Airlines

Deal found 11/9£551

Sat 22/1105:55DUB - IAH

1 stop13h 35mDelta

Wed 3/1218:38IAH - DUB

2 stops15h 07mDelta

Deal found 11/9£599

Wed 22/1017:00DUB - IAH

1 stop32h 05mTurkish Airlines

Wed 5/1114:55IAH - DUB

1 stop25h 15mTurkish Airlines

Deal found 10/9£566

Tue 21/1016:55DUB - IAH

1 stop25h 45mTurkish Airlines

Tue 4/1121:05IAH - DUB

1 stop19h 05mTurkish Airlines

Deal found 10/9£566

Sun 26/1015:25DUB - IAH

1 stop33h 45mTurkish Airlines

Wed 5/1121:05IAH - DUB

1 stop19h 05mTurkish Airlines

Deal found 10/9£571

Last-minute flights from Ireland to George Bush Intcntl
Discover last-minute flight deals from Ireland to George Bush Intcntl. Data last updated 12 September 2025 and is based on user searches.

Fri 10/1016:55DUB - IAH

1 stop32h 10mTurkish Airlines

Tue 14/1021:00IAH - DUB

1 stop30h 35mTurkish Airlines

Deal found 12/9£602

Fri 10/1005:55DUB - IAH

1 stop13h 20mDelta

Tue 14/1016:21IAH - DUB

2 stops16h 39mDelta

Deal found 12/9£602

Thu 16/1016:55DUB - IAH

1 stop25h 45mTurkish Airlines

Mon 10/1121:05IAH - DUB

1 stop36h 25mTurkish Airlines

Deal found 11/9£546

Thu 16/1008:55DUB - IAH

2 stops18h 14mDelta

Mon 10/1118:46IAH - DUB

2 stops14h 59mDelta

Deal found 11/9£605

Tue 21/1016:55DUB - IAH

1 stop32h 10mTurkish Airlines

Wed 5/1121:05IAH - DUB

1 stop19h 05mTurkish Airlines

Deal found 10/9£566

Thu 23/1005:55DUB - IAH

1 stop17h 55mLufthansa

Sun 2/1116:30IAH - DUB

1 stop17h 55mLufthansa

Deal found 10/9£597

Fri 24/1009:20DUB - IAH

1 stop15h 22mUnited Airlines

Sat 1/1118:13IAH - DUB

1 stop11h 07mUnited Airlines

Deal found 10/9£604

Sun 26/1016:30DUB - IAH

1 stop32h 40mTurkish Airlines

Tue 4/1121:05IAH - DUB

1 stop30h 35mTurkish Airlines

Deal found 10/9£571

Mon 27/1016:30DUB - IAH

1 stop32h 40mTurkish Airlines

Tue 4/1121:05IAH - DUB

1 stop19h 05mTurkish Airlines

Deal found 10/9£563

Thu 30/1005:55DUB - IAH

2 stops18h 46mDelta

Thu 13/1118:46IAH - DUB

2 stops14h 59mDelta

Deal found 10/9£605

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 16/10

16:55-12:40

1 stop25h 45m

Houston George Bush Intcntl

Mon 10/11

21:05-09:40

1 stop30h 35m

£547

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 21/11

07:20-19:10

1 stop41h 50m

Houston George Bush Intcntl

Wed 3/12

14:55-15:30

1 stop18h 35m

£551

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 22/10

17:00-19:05

1 stop32h 05m

Houston George Bush Intcntl

Wed 5/11

14:55-22:10

1 stop25h 15m

£566

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 21/10

16:55-12:40

1 stop25h 45m

Houston George Bush Intcntl

Tue 4/11

21:05-22:10

1 stop19h 05m

£566

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 26/10

15:25-20:10

1 stop33h 45m

Houston George Bush Intcntl

Wed 5/11

21:05-22:10

1 stop19h 05m

£571

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 20/2

05:10-18:15

1 stop19h 05m

Houston George Bush Intcntl

Tue 24/2

12:10-08:10

1 stop14h 00m

£594

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 22/12

10:45-20:00

1 stop15h 15m

Houston George Bush Intcntl

Sat 17/1

15:50-17:40

1 stop19h 50m

£594

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 21/11

05:55-13:30

1 stop13h 35m

Houston George Bush Intcntl

Wed 3/12

17:30-15:45

2 stops16h 15m

£599

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 22/11

05:55-13:30

1 stop13h 35m

Houston George Bush Intcntl

Wed 3/12

18:38-15:45

2 stops15h 07m

£599

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 17/12

11:30-00:09

2 stops18h 39m

£477

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 11 results

Best time to book a flight from Ireland to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Ireland 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 Ireland to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Ireland to Houston George Bush Intcntl Airport?

Currently, February is the cheapest month in which you can book a flight from Ireland to Houston George Bush Intcntl Airport (average of £680). Flying from Ireland to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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 IE to IAH?

When flying from Ireland to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing George Bush Intcntl

See what other customers who have flown with United Airlines and British Airways from Ireland to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,937 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.4

Good

8,937 reviews

United Airlines

7.4

Good

8,937 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

British Airways

6.7

Okay

7,361 reviews

United Airlines

7.4

Good

8,937 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

How long is the flight from Ireland to Houston George Bush Intcntl Airport?
There are many flights that can get you from Ireland to Houston George Bush Intcntl Airport in 25h 45m. Fly via Turkish Airlines to get the fastest option. The distance between Ireland and Houston George Bush Intcntl Airport is about 4545 mi.
Can I find deals for flights from Ireland to George Bush Intcntl that include hotel bookings?
Yes. In addition to deals on Ireland to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to George Bush Intcntl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to George Bush Intcntl.
Can I find deals for business class flights from Ireland to George Bush Intcntl?
Yes. Cheapflights offers flight deals from Ireland to George Bush Intcntl 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 Ireland to Houston George Bush Intcntl Airport?
Currently, February is the cheapest month in which you can book a flight from Ireland to Houston George Bush Intcntl Airport (average of £680). Flying from Ireland to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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

Livingston

The Woodlands

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Alternative routes for Ireland to George Bush Intcntl

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Top 2 airlines flying from Ireland to George Bush Intcntl

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£482	Average£587	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest£643	Average£685	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Ireland to George Bush Intcntl?

Deals for Ireland to George Bush Intcntl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ireland to George Bush Intcntl?

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Can Cheapflights find flights from Ireland to George Bush Intcntl with no change fees?

Need flexible booking options for your flight to George Bush Intcntl from Ireland? 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 Ireland to George Bush Intcntl become cheaper?

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Cheap flights from Ireland to Houston George Bush Intcntl Airport from £477

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 17/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to George Bush Intcntl

Keep the following information in mind while searching for Ireland to George Bush Intcntl flight deals. Data was last updated 12 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to George Bush Intcntl

Cheapest flights from Ireland to George Bush IntcntlExplore the most affordable flight options available from Ireland to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Explore the most affordable flight options available from Ireland to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Houston George Bush Intcntl Airport that are best for you.

Best time to book a flight from Ireland to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Ireland to Houston George Bush Intcntl Airport?

What is the cheapest time of day to fly from IE to IAH?

Find hourly flight availability from Ireland to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

Reviews of airlines servicing George Bush Intcntl

See what other customers who have flown with United Airlines and British Airways from Ireland to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ireland to George Bush Intcntl. 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 Ireland to Houston George Bush Intcntl Airport?

Can I find deals for flights from Ireland to George Bush Intcntl that include hotel bookings?

How can I find direct flights from Ireland to George Bush Intcntl?

Can I find deals for business class flights from Ireland to George Bush Intcntl?

What is the cheapest month to book a flight from Ireland to Houston George Bush Intcntl Airport?

Travelling to a place near Houston George Bush Intcntl Airport?

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Alternative routes for Ireland to George Bush Intcntl

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Top 2 airlines flying from Ireland to George Bush Intcntl

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How does Cheapflights help users find flights from Ireland to George Bush Intcntl?

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Cheapest flights from Ireland to George Bush Intcntl
Explore the most affordable flight options available from Ireland to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.