Cheap flights from Ireland to Houston from £538
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.
Cheap flight deals from Ireland to Houston
Keep the following information in mind while searching for Ireland to Houston flight deals. Data was last updated 2 July 2025.
Round-trip from | £538 |
---|---|
Popular in | April |
Cheapest in | January |
Average price | £677 |
Find flight deals from Ireland to Houston
Cheapest flights from Ireland to HoustonExplore 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 2 July 2025.
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 2 July 2025.
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 2 July 2025.
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
DublinHouston
DUB - IAH
DUBIAH
Dublin
Thu 25/9
13:35-12:40
1 stop29h 05m
Houston George Bush Intcntl
Wed 8/10
21:00-15:55
1 stop36h 55m
DublinHouston
DUB - IAH
DUBIAH
Dublin
Mon 25/8
10:40-11:35
1 stop30h 55m
Houston George Bush Intcntl
Mon 8/9
14:39-09:00
1 stop12h 21m
DublinHouston
DUB - IAH
DUBIAH
Dublin
Fri 8/8
20:15-20:34
2 stops30h 19m
Houston George Bush Intcntl
Sat 16/8
07:35-18:25
2 stops28h 50m
DublinHouston
DUB - IAH
DUBIAH
Dublin
Fri 17/10
10:55-19:15
1 stop14h 20m
Houston George Bush Intcntl
Wed 29/10
16:55-12:10
1 stop14h 15m
DublinHouston
DUB - IAH
DUBIAH
Dublin
Mon 22/12
05:55-13:30
1 stop13h 35m
Houston George Bush Intcntl
Mon 5/1
12:55-15:40
2 stops20h 45m
DublinHouston
DUB - IAH
DUBIAH
Dublin
Sat 22/11
09:00-21:44
1 stop18h 44m
Houston George Bush Intcntl
Wed 3/12
09:35-07:30
2 stops15h 55m
DublinHouston
DUB - IAH
DUBIAH
Dublin
Mon 22/12
08:50-13:30
1 stop34h 40m
Houston George Bush Intcntl
Mon 5/1
07:20-07:45
1 stop18h 25m
DublinHouston
DUB - HOU
DUBHOU
Dublin
Thu 6/11
08:50-09:23
2 stops30h 33m
Houston Hobby
Mon 17/11
10:05-08:05
2 stops16h 00m
DublinHouston
DUB - HOU
DUBHOU
Dublin
Thu 6/11
05:55-16:27
2 stops16h 32m
Houston Hobby
Mon 17/11
10:05-07:45
1 stop15h 40m
DublinHouston
DUB - IAH
DUBIAH
Dublin
Fri 8/8
05:55-17:50
1 stop17h 55m
Houston George Bush Intcntl
Sat 16/8
18:20-22:15
1 stop21h 55m
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.
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, January is the cheapest month in which you can book a flight from Ireland to Houston (average of £765). Flying from Ireland to Houston in July is currently the most expensive (average of £1,114). 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 HOU?
Find hourly flight availability from Ireland to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 July 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Houston as you normally would.
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 2 July 2025.
See what other customers who have flown with Delta, KLM, andUnited Airlines 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.
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
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.
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.
Top 7 airlines flying from Ireland to Houston
Discover the top 7 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 2 July 2025.
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.