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Cheap flights from Ireland to Houston from £260

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — HOU
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Houston

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Houston
Explore the most affordable flight options available from Ireland to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 July 2026.

Thu 3/910:40
DUB
-
IAH
1 stop14h 01m
JetBlue
Sun 6/913:08
IAH
-
DUB
1 stop13h 12m
JetBlue
Deal found 24/7£476
Thu 27/810:40
DUB
-
IAH
1 stop12h 22m
JetBlue
Wed 9/917:15
IAH
-
DUB
1 stop33h 45m
JetBlue
Deal found 21/7£527
Sat 5/911:30
DUB
-
IAH
1 stop29h 16m
JetBlue
Sat 12/917:24
IAH
-
DUB
1 stop33h 36m
JetBlue
Deal found 22/7£529
Tue 18/810:40
DUB
-
IAH
1 stop31h 38m
JetBlue
Tue 25/813:14
IAH
-
DUB
1 stop13h 06m
JetBlue
Deal found 21/7£537
Mon 14/911:30
DUB
-
IAH
1 stop34h 55m
JetBlue
Mon 21/917:24
IAH
-
DUB
1 stop33h 36m
JetBlue
Deal found 22/7£558
Thu 3/910:40
DUB
-
IAH
1 stop14h 01m
JetBlue
Mon 7/913:13
IAH
-
DUB
1 stop13h 07m
JetBlue
Deal found 24/7£561
Fri 4/912:40
DUB
-
HOU
1 stop13h 11m
Iberia
Sun 6/912:57
HOU
-
DUB
1 stop14h 48m
Iberia
Deal found 23/7£715
Mon 14/912:40
DUB
-
HOU
1 stop13h 08m
Multiple Airlines
Mon 21/916:18
HOU
-
DUB
1 stop11h 27m
Multiple Airlines
Deal found 22/7£719
Thu 3/912:40
DUB
-
HOU
1 stop13h 04m
Multiple Airlines
Wed 16/911:31
HOU
-
DUB
1 stop16h 14m
Multiple Airlines
Deal found 21/7£721
Mon 9/1108:50
DUB
-
HOU
2 stops18h 53m
Delta
Mon 23/1106:00
HOU
-
DUB
2 stops21h 00m
Delta
Deal found 22/7£725
Sun 1/1105:45
DUB
-
HOU
2 stops23h 24m
Delta
Sat 7/1106:00
HOU
-
DUB
2 stops26h 10m
Delta
Deal found 20/7£726
Fri 30/1013:25
DUB
-
HOU
2 stops32h 08m
Delta
Sat 7/1106:00
HOU
-
DUB
2 stops30h 25m
Delta
Deal found 23/7£747

Find flight deals from Ireland to Houston

Keep the following information in mind while searching for Ireland to Houston flight deals. Data was last updated 25 July 2026.

Round-trip from

£476

One-way from

£260

Popular in

May

Cheapest in

September

Average price

£725
JetBlue
  • JetBlue
  • 3/9-6/9
  • 2 total stops
  • 27h 13m total
  • Ireland to Houston
Search Deals
JetBlue
  • JetBlue
  • 27/8
  • 1 total stop
  • 31h 43m total
  • Ireland to Houston
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Houston 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 July 2026.
Use the filters below to find and compare flights from Ireland to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 3/9

10:40-18:41

1 stop14h 01m

Houston George Bush Intcntl

Sun 6/9

13:08-08:20

1 stop13h 12m

£476

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 3/9

10:40-18:41

1 stop14h 01m

Houston George Bush Intcntl

Wed 16/9

17:18-09:00

1 stop33h 42m

£530

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 3/9

10:40-18:41

1 stop14h 01m

Houston George Bush Intcntl

Mon 7/9

13:13-08:20

1 stop13h 07m

£562

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 17/11

16:35-19:05

1 stop32h 30m

Houston George Bush Intcntl

Mon 23/11

21:00-09:35

1 stop30h 35m

£592

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 13/10

10:40-19:20

1 stop38h 40m

Houston George Bush Intcntl

Sun 18/10

21:15-23:05

1 stop19h 50m

£604

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 5/8

10:40-12:23

1 stop31h 43m

Houston George Bush Intcntl

Sun 9/8

11:53-09:00

1 stop15h 07m

£650
Fastest return journey

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 1/12

05:45-13:05

1 stop13h 20m

Houston George Bush Intcntl

Sat 12/12

13:15-08:45

2 stops13h 30m

£724

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 1/11

08:55-23:57

2 stops21h 02m

Houston George Bush Intcntl

Sun 15/11

12:55-14:30

2 stops19h 35m

£726

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 27/8

09:40-23:58

2 stops20h 18m

Houston George Bush Intcntl

Wed 9/9

14:08-09:45

1 stop13h 37m

£728

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sun 1/11

08:55-23:09

2 stops20h 14m

Houston Hobby

Sat 7/11

06:00-07:45

1 stop19h 45m

£728

Flights are sorted by cheapest return flights first.

Deals found on 22/7

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Ireland to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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

What is the cheapest month to book a flight from Ireland to Houston?

Currently, November is the cheapest month in which you can book a flight from Ireland to Houston (average of £616). Flying from Ireland to Houston in March is currently the most expensive (average of £769). 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.

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated 25 July 2026.
See what other customers who have flown with United Airlines and British Airways from Ireland to Houston 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
10,034 reviews
Check prices

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sept 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
United Airlines
7.4
Good
10,034 reviews
United Airlines
7.4
Good
10,034 reviews
Check prices

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sept 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
British Airways
6.7
Okay
8,132 reviews
United Airlines
7.4
Good
10,034 reviews
Check prices

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sept 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Related info for your journey

Find useful and relevant information for your journey from Ireland to Houston. 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?

    Departing from Ireland to Houston will take you 14h 01m. There are 4545 mi between Ireland and Houston. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Ireland to Houston that include hotel bookings?

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

  • How can I find direct flights from Ireland to Houston?

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

  • Can I find deals for business class flights from Ireland to Houston?

    Yes. Cheapflights offers flight deals from Ireland to Houston 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?

    Currently, November is the cheapest month in which you can book a flight from Ireland to Houston (average of £616). Flying from Ireland to Houston in March is currently the most expensive (average of £769). 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 Ireland to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ireland to Houston

Discover the top 2 airlines that operate flights from Ireland to Houston. 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 25 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£547Average£754FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£599Average£721FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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 Ireland to Houston?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Houston from Ireland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ireland to Houston?

Cheapflights simply makes it quick and affordable to book flights from Ireland to Houston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ireland to Houston with no change fees?

Yes, we can. To see specific flights from Ireland to Houston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to Houston become cheaper?

Of course! You can now track prices for flights from Ireland to Houston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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