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Cheap flights from Ireland to Houston from £365

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — HOU
10 Jul — 17 Jul1
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 10 June 2026.

Wed 9/911:30
DUB
-
IAH
1 stop34h 50m
JetBlue
Wed 23/913:00
IAH
-
DUB
1 stop13h 20m
JetBlue
Deal found 8/6£453
Thu 16/710:40
DUB
-
IAH
1 stop13h 01m
JetBlue
Wed 29/718:17
IAH
-
DUB
1 stop32h 43m
JetBlue
Deal found 5/6£483
Wed 22/710:40
DUB
-
IAH
1 stop13h 01m
JetBlue
Wed 29/711:58
IAH
-
DUB
1 stop15h 02m
JetBlue
Deal found 8/6£491
Fri 17/710:40
DUB
-
IAH
1 stop13h 01m
JetBlue
Thu 30/711:58
IAH
-
DUB
1 stop15h 02m
JetBlue
Deal found 5/6£501
Sat 11/710:40
DUB
-
IAH
1 stop14h 01m
JetBlue
Sun 26/718:17
IAH
-
DUB
1 stop32h 43m
JetBlue
Deal found 6/6£520
Tue 17/1110:40
DUB
-
IAH
1 stop38h 25m
Turkish Airlines
Mon 23/1121:00
IAH
-
DUB
1 stop36h 30m
Turkish Airlines
Deal found 9/6£595
Tue 17/1119:05
DUB
-
IAH
2 stops34h 53m
Scandinavian Airlines
Mon 23/1113:15
IAH
-
DUB
2 stops23h 05m
Scandinavian Airlines
Deal found 9/6£601
Mon 13/710:40
DUB
-
IAH
1 stop31h 43m
JetBlue
Sun 26/711:53
IAH
-
DUB
1 stop15h 07m
JetBlue
Deal found 8/6£621
Wed 9/912:40
DUB
-
HOU
1 stop13h 08m
Iberia
Wed 23/913:56
HOU
-
DUB
1 stop13h 49m
Iberia
Deal found 8/6£677
Tue 13/1008:55
DUB
-
HOU
2 stops18h 48m
Delta
Sun 18/1006:00
HOU
-
DUB
2 stops27h 25m
Delta
Deal found 10/6£695
Mon 2/1111:30
DUB
-
HOU
2 stops17h 10m
Multiple Airlines
Mon 16/1111:10
HOU
-
DUB
2 stops17h 05m
Multiple Airlines
Deal found 8/6£723
Mon 2/1109:45
DUB
-
HOU
1 stop12h 45m
Delta
Mon 16/1110:05
HOU
-
DUB
2 stops23h 40m
Delta
Deal found 8/6£731

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 10 June 2026.

Round-trip from

£453

One-way from

£365

Popular in

May

Cheapest in

November

Average price

£770
JetBlue
  • JetBlue
  • 9/9-23/9
  • 2 total stops
  • 48h 10m total
  • Ireland to Houston
Search Deals
WestJet
  • WestJet
  • 29/6
  • 3 total stops
  • 35h 45m total
  • Ireland to Houston
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£6 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 June 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 10 June 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 16/7

10:40-17:41

1 stop13h 01m

Houston George Bush Intcntl

Wed 29/7

18:17-09:00

1 stop32h 43m

£483
Fastest return journey

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 17/7

10:40-17:41

1 stop13h 01m

Houston George Bush Intcntl

Thu 30/7

11:58-09:00

1 stop15h 02m

£501

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 17/11

10:40-19:05

1 stop38h 25m

Houston George Bush Intcntl

Mon 23/11

21:00-15:30

1 stop36h 30m

£595

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 17/11

19:05-23:58

2 stops34h 53m

Houston George Bush Intcntl

Mon 23/11

13:15-18:20

2 stops23h 05m

£601

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 13/7

10:40-17:41

1 stop13h 01m

Houston George Bush Intcntl

Sun 26/7

18:17-09:00

1 stop32h 43m

£622

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 17/11

05:45-13:05

1 stop13h 20m

Houston George Bush Intcntl

Mon 23/11

12:55-15:45

2 stops20h 50m

£645

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 17/11

18:05-17:57

2 stops29h 52m

Houston George Bush Intcntl

Mon 23/11

15:50-09:50

1 stop12h 00m

£657

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 5/9

10:30-23:58

2 stops19h 28m

Houston George Bush Intcntl

Tue 8/9

13:01-09:40

2 stops14h 39m

£666

DublinHouston

DUB - HOU

DUBHOU

Dublin

Wed 9/9

08:55-21:35

2 stops18h 40m

Houston Hobby

Wed 23/9

11:00-08:15

2 stops15h 15m

£770

DublinHouston

DUB - HOU

DUBHOU

Dublin

Tue 13/10

05:55-21:43

2 stops21h 48m

Houston Hobby

Sun 18/10

06:00-08:20

2 stops20h 20m

£770

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 31 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, July is the cheapest month in which you can book a flight from Ireland to Houston (average of £482). Flying from Ireland to Houston in August is currently the most expensive (average of £608). 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 10 June 2026.
See what other customers who have flown with KLM,United Airlines, andBritish 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.
KLM
7.8
Good
1,527 reviews
Check prices

Boarding

7.8

Entertainment

7.2

Crew

8.4

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,527 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Boarding

7.8

Entertainment

7.2

Crew

8.4

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
United Airlines
7.4
Good
9,808 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Boarding

7.8

Entertainment

7.2

Crew

8.4

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,044 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Boarding

7.8

Entertainment

7.2

Crew

8.4

Overall

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 13h 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, July is the cheapest month in which you can book a flight from Ireland to Houston (average of £482). Flying from Ireland to Houston in August is currently the most expensive (average of £608). 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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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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Aberdeen to Dallas/Fort Worth flights
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Glasgow Intl to Dallas/Fort Worth flights

Top 3 airlines flying from Ireland to Houston

Discover the top 3 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 10 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£545Average£750FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£596Average£707FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£702Average£728FlexibilityNo cancel feeOn-time75%
Search KLM 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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