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Cheap flights from Ireland to Houston George Bush Intcntl Airport from £546

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — IAH
13 Jul — 20 Jul1
1 adult

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 8 July 2025.

Round-trip from

£546

Popular in

April

Cheapest in

January

Average price

£683
Turkish Airlines
  • Turkish Airlines
  • 25/9-8/10
  • 2 total stops
  • 59h 40m total
  • Ireland to Houston
Highest demand for flights based on searches. 4% potential increase in price (£20 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 8 July 2025.

Thu 25/913:35DUB - IAH
1 stop29h 05mTurkish Airlines
Wed 8/1021:00IAH - DUB
1 stop30h 35mTurkish Airlines
Deal found 7/7£546
Fri 11/709:20DUB - IAH
1 stop15h 25mUnited Airlines
Sat 12/718:40IAH - DUB
1 stop33h 05mUnited Airlines
Deal found 7/7£620
Sat 15/1109:15DUB - IAH
1 stop15h 00mMultiple Airlines
Fri 21/1111:55IAH - DUB
1 stop13h 35mMultiple Airlines
Deal found 7/7£621
Wed 17/1217:15DUB - IAH
1 stop26h 15mKLM
Wed 7/112:30IAH - DUB
2 stops14h 15mKLM
Deal found 7/7£627
Thu 21/810:40DUB - IAH
1 stop30h 55mJetBlue
Wed 3/914:39IAH - DUB
1 stop12h 21mJetBlue
Deal found 7/7£633
Thu 18/1205:55DUB - IAH
1 stop13h 35mDelta
Fri 2/111:32IAH - DUB
2 stops14h 33mDelta
Deal found 6/7£637
Tue 22/711:15DUB - IAH
2 stops18h 09mBritish Airways
Tue 5/813:14IAH - DUB
2 stops19h 36mBritish Airways
Deal found 7/7£1,303
Thu 24/713:45DUB - IAH
1 stop15h 39mFinnair
Wed 30/714:29IAH - DUB
2 stops20h 46mFinnair
Deal found 7/7£1,373
Sun 21/1204:25DUB - IAH
2 stops20h 15mTAP AIR PORTUGAL
Mon 5/113:35IAH - DUB
2 stops20h 35mTAP AIR PORTUGAL
Deal found 6/7£1,532

Cheapflights Fare Finder

Customise your flight search to find flights from Ireland to George Bush Intcntl 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 8 July 2025.
Use the filters below to find and compare flights from Ireland to Houston George Bush Intcntl Airport that are best for you.

Fly from

Ireland

Fly to

George Bush Intcntl

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 25/9

13:35-12:40

1 stop29h 05m

Houston George Bush Intcntl

Wed 8/10

21:00-09:35

1 stop30h 35m

£546

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 15/11

09:15-18:15

1 stop15h 00m

Houston George Bush Intcntl

Fri 21/11

11:55-07:30

1 stop13h 35m

£621

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 15/11

09:00-18:38

1 stop15h 38m

Houston George Bush Intcntl

Fri 21/11

07:20-10:20

2 stops21h 00m

£622

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 17/12

17:15-13:30

1 stop26h 15m

Houston George Bush Intcntl

Wed 7/1

12:30-08:45

2 stops14h 15m

£627

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 21/8

10:40-11:35

1 stop30h 55m

Houston George Bush Intcntl

Wed 3/9

14:39-09:00

1 stop12h 21m

£633

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 18/12

05:55-13:30

1 stop13h 35m

Houston George Bush Intcntl

Fri 2/1

11:32-08:05

2 stops14h 33m

£637

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 22/7

11:15-23:24

2 stops18h 09m

Houston George Bush Intcntl

Thu 31/7

16:24-18:15

2 stops19h 51m

£1,303

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 24/7

13:45-23:24

1 stop15h 39m

Houston George Bush Intcntl

Wed 30/7

14:29-17:15

2 stops20h 46m

£1,373

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 21/12

04:25-18:40

2 stops20h 15m

Houston George Bush Intcntl

Mon 5/1

13:35-16:10

2 stops20h 35m

£1,532

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 17/12

08:50-21:30

2 stops18h 40m

£547

Flights are sorted by cheapest return flights first.

Deals found on 7/7

Showing 1-10 of 11 results
1
2

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?

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 8 July 2025.

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

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated 8 July 2025.
See what other customers who have flown with Delta, KLM, andFinnair 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.

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.
  • 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

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Top 2 airlines flying from Ireland to George Bush Intcntl

Discover the top 2 airlines that operate flights from Ireland to George Bush Intcntl. 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 858,174 searches. Data last updated 8 July 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£480Average£585FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£639Average£683FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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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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