Find flights
When to book
Airlines
FAQs

Cheap flights from Ireland to Houston from £363

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — HOU
26 Jun — 3 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 27 May 2026.

Thu 16/710:40
DUB
-
IAH
1 stop13h 01m
JetBlue
Wed 29/718:17
IAH
-
DUB
1 stop32h 43m
JetBlue
Deal found 23/5£480
Thu 9/710:40
DUB
-
IAH
1 stop13h 01m
JetBlue
Wed 22/718:17
IAH
-
DUB
1 stop32h 43m
JetBlue
Deal found 22/5£497
Thu 25/611:30
DUB
-
IAH
1 stop29h 31m
JetBlue
Wed 8/712:01
IAH
-
DUB
1 stop14h 59m
JetBlue
Deal found 24/5£518
Wed 2/911:30
DUB
-
IAH
1 stop29h 29m
JetBlue
Wed 16/913:00
IAH
-
DUB
1 stop13h 20m
JetBlue
Deal found 26/5£592
Sat 5/911:30
DUB
-
IAH
1 stop29h 29m
JetBlue
Fri 18/917:15
IAH
-
DUB
1 stop33h 45m
JetBlue
Deal found 22/5£593
Tue 17/1116:30
DUB
-
IAH
1 stop32h 35m
Turkish Airlines
Mon 23/1121:00
IAH
-
DUB
1 stop36h 20m
Turkish Airlines
Deal found 26/5£596
Mon 7/905:55
DUB
-
IAH
1 stop19h 20m
Turkish Airlines
Wed 16/921:10
IAH
-
DUB
1 stop36h 50m
Turkish Airlines
Deal found 26/5£600
Tue 9/610:40
DUB
-
IAH
1 stop32h 44m
JetBlue
Fri 12/618:20
IAH
-
DUB
1 stop32h 40m
JetBlue
Deal found 26/5£601
Wed 2/910:50
DUB
-
IAH
1 stop38h 25m
Turkish Airlines
Wed 16/921:10
IAH
-
DUB
1 stop19h 55m
Turkish Airlines
Deal found 26/5£603
Tue 22/905:35
DUB
-
IAH
1 stop19h 40m
Turkish Airlines
Thu 15/1021:10
IAH
-
DUB
1 stop19h 55m
Turkish Airlines
Deal found 22/5£621
Tue 17/1119:05
DUB
-
IAH
2 stops34h 53m
Scandinavian Airlines
Mon 23/1113:15
IAH
-
DUB
2 stops23h 05m
Scandinavian Airlines
Deal found 26/5£629
Mon 1/605:55
DUB
-
HOU
2 stops22h 31m
Delta
Sun 14/606:03
HOU
-
DUB
2 stops19h 52m
Delta
Deal found 23/5£653

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 27 May 2026.

Round-trip from

£480

One-way from

£363

Popular in

May

Cheapest in

November

Average price

£777
JetBlue
  • JetBlue
  • 16/7-29/7
  • 2 total stops
  • 45h 44m total
  • Ireland to Houston
Search Deals
21/7
  • 21/7
  • 2 total stops
  • 56h 35m total
  • Ireland to Houston
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£5 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 May 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 27 May 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 9/7

10:40-17:41

1 stop13h 01m

Houston George Bush Intcntl

Wed 22/7

18:17-09:00

1 stop32h 43m

£497

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 17/11

10:40-19:05

1 stop38h 25m

Houston George Bush Intcntl

Mon 23/11

21:00-09:40

1 stop30h 40m

£596

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

£630

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 21/9

05:55-19:15

1 stop19h 20m

Houston George Bush Intcntl

Wed 14/10

21:10-09:35

1 stop30h 25m

£642

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 24/9

17:05-12:45

1 stop25h 40m

Houston George Bush Intcntl

Fri 16/10

14:30-15:40

1 stop19h 10m

£651

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 17/11

18:05-17:57

2 stops29h 52m

Houston George Bush Intcntl

Mon 23/11

21:45-19:40

1 stop15h 55m

£653

DublinHouston

DUB - HOU

DUBHOU

Dublin

Tue 23/6

11:00-09:14

1 stop28h 14m

Houston Hobby

Tue 30/6

06:03-08:45

1 stop20h 42m

£660

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 17/11

18:05-17:57

2 stops29h 52m

Houston George Bush Intcntl

Mon 23/11

14:24-07:15

1 stop10h 51m

£662

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 20/6

11:00-18:45

1 stop13h 45m

Houston George Bush Intcntl

Sat 27/6

05:40-08:20

2 stops20h 40m

£722
Fastest return journey

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 23/9

05:55-13:15

1 stop13h 20m

Houston George Bush Intcntl

Wed 30/9

15:20-15:25

2 stops18h 05m

£766

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Showing 1-10 of 27 resultsSorted by cheapest first
1
2
3

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 £479). Flying from Ireland to Houston in September is currently the most expensive (average of £654). 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 27 May 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
1,524 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

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
1,524 reviews
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

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
9,751 reviews
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

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
8,007 reviews
KLM
7.8
Good
1,524 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

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 £479). Flying from Ireland to Houston in September is currently the most expensive (average of £654). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Houston

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Dallas/Fort Worth flights
Heathrow to Hobby flights
Heathrow to George Bush Intcntl flights
Heathrow to Austin flights
Gatwick to Dallas/Fort Worth flights
Stansted to Dallas/Fort Worth flights
Gatwick to Hobby flights
Heathrow to Love Field flights
London City to Dallas/Fort Worth flights
London City to Hobby flights
Gatwick to George Bush Intcntl flights
Stansted to George Bush Intcntl flights
London City to George Bush Intcntl flights
Gatwick to Austin flights
Stansted to Austin flights
Luton to Dallas/Fort Worth flights
London City to Austin flights
Manchester to Dallas/Fort Worth flights
Manchester to Hobby flights
Heathrow to San Antonio flights
Manchester to George Bush Intcntl flights
Manchester to Love Field flights
Gatwick to Love Field flights
Manchester to Austin flights
Edinburgh to Dallas/Fort Worth flights
Birmingham to Dallas/Fort Worth flights
Edinburgh to Hobby flights
Glasgow Intl to Hobby flights
Edinburgh to Love Field flights
Aberdeen to Hobby flights
Gatwick to San Antonio flights
Glasgow Intl to George Bush Intcntl flights
Leeds to Dallas/Fort Worth flights
Southend to Dallas/Fort Worth flights
Aberdeen to George Bush Intcntl flights
Edinburgh to George Bush Intcntl flights
Aberdeen to Dallas/Fort Worth flights
Birmingham to Love Field flights
Glasgow Intl to Dallas/Fort Worth flights
London City to San Antonio flights
Newcastle upon Tyne to Hobby flights
Heathrow to El Paso flights
Birmingham to George Bush Intcntl flights
Newcastle upon Tyne to George Bush Intcntl flights
Birmingham to Hobby flights
Southampton to George Bush Intcntl flights
Heathrow to Killeen 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 27 May 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£542Average£746FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£592Average£703FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£642Average£723FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.