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Cheap flights from Dublin to Houston George Bush Intcntl Airport from £425

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — IAH
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to George Bush Intcntl (IAH). 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 9 January 2026.

Round-trip from

£425

Popular in

October

Cheapest in

February

Average price

£620
1/2-15/2
  • 1/2-15/2
  • 5 total stops
  • 64h 59m total
  • Dublin to Houston
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Dublin to George Bush Intcntl

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to George Bush Intcntl
Explore the most affordable flight options available from Dublin to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 January 2026.

Sun 1/219:05DUB - IAH
3 stops34h 29mMultiple Airlines
Sun 15/207:05IAH - DUB
2 stops30h 30mMultiple Airlines
Deal found 8/1£425
Fri 23/116:30DUB - IAH
1 stop32h 40mTurkish Airlines
Mon 26/121:05IAH - DUB
1 stop30h 35mTurkish Airlines
Deal found 8/1£552
Sun 1/216:30DUB - IAH
1 stop32h 40mTurkish Airlines
Sun 15/221:05IAH - DUB
1 stop19h 05mTurkish Airlines
Deal found 8/1£554
Tue 13/1006:20DUB - IAH
1 stop36h 25mTurkish Airlines
Sun 18/1021:05IAH - DUB
1 stop20h 00mTurkish Airlines
Deal found 8/1£559
Sat 7/210:40DUB - IAH
1 stop38h 30mTurkish Airlines
Sun 15/221:05IAH - DUB
1 stop36h 25mTurkish Airlines
Deal found 8/1£565
Sat 16/511:35DUB - IAH
1 stop27h 04mUnited Airlines
Sun 17/512:10IAH - DUB
1 stop13h 10mUnited Airlines
Deal found 7/1£568
Fri 6/207:20DUB - IAH
1 stop41h 50mTurkish Airlines
Mon 9/221:05IAH - DUB
1 stop30h 35mTurkish Airlines
Deal found 7/1£574

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin 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 9 January 2026.
Use the filters below to find and compare flights from Dublin to Houston George Bush Intcntl Airport that are best for you.

Fly from

Dublin

Fly to

George Bush Intcntl

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 1/2

19:05-23:34

3 stops34h 29m

Houston George Bush Intcntl

Sun 15/2

07:05-19:35

2 stops30h 30m

£425

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 23/1

16:30-19:10

1 stop32h 40m

Houston George Bush Intcntl

Mon 26/1

21:05-15:30

1 stop36h 25m

£558

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 7/2

16:50-19:10

1 stop32h 20m

Houston George Bush Intcntl

Sun 15/2

21:05-22:10

1 stop19h 05m

£565

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 16/5

11:35-08:39

1 stop27h 04m

Houston George Bush Intcntl

Sun 17/5

12:10-07:20

1 stop13h 10m

£568

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 6/2

07:20-19:10

1 stop41h 50m

Houston George Bush Intcntl

Mon 9/2

21:05-09:40

1 stop30h 35m

£574

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 10/5

10:30-19:10

1 stop14h 40m

£521

Flights are sorted by cheapest return flights first.

Deals found on 8/1

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

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

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

Currently, January is the cheapest month in which you can book a flight from Dublin to Houston George Bush Intcntl Airport (average of £493). Flying from Dublin to Houston George Bush Intcntl Airport in June is currently the most expensive (average of £633). 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.

How much does it cost for a return flight from Dublin to Houston George Bush Intcntl Airport?

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 9 January 2026.
Get a feel of what it's like to fly with United Airlines and British Airways from Dublin to Houston George Bush Intcntl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,141 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,141 reviews
United Airlines
7.4
Good
9,141 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
British Airways
6.7
Okay
7,657 reviews
United Airlines
7.4
Good
9,141 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

Find useful and relevant information for your journey from Dublin 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.

  • What airport do you fly from for flights from Dublin to Houston George Bush Intcntl?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Dublin to Houston George Bush Intcntl. 2 airlines have flights from Dublin to Houston George Bush Intcntl on a regular basis. Booking flights from Dublin to Houston George Bush Intcntl should not be difficult; the airport handles an average of 0 outbound flights to Houston George Bush Intcntl per day.

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

    A quick flight from Dublin to Houston George Bush Intcntl Airport can take about 32h 40m. Turkish Airlines provides one of the quickest options available for as low as £558. The distance between Dublin and Houston George Bush Intcntl Airport is about 4545 mi.

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

    According to our current data, British Airways (£486), and United Airlines (£611) offers the cheapest pricing from Dublin to Houston George Bush Intcntl Airport. You may be able to fly from Dublin to Houston George Bush Intcntl Airport for 26% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Dublin 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 Dublin to George Bush Intcntl.

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

    Yes. Cheapflights offers flight deals from Dublin 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 Dublin to Houston George Bush Intcntl Airport?

    Currently, January is the cheapest month in which you can book a flight from Dublin to Houston George Bush Intcntl Airport (average of £493). Flying from Dublin to Houston George Bush Intcntl Airport in June is currently the most expensive (average of £633). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dublin to George Bush Intcntl

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

Top 2 airlines flying from Dublin to George Bush Intcntl

Discover the top 2 airlines that operate flights from Dublin 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 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£486Average£646FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£611Average£690FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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