$269+ Cheap flights from Houston to Dublin (DUB)
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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DUB
Sep 14 — Sep 211
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Houston to Dublin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Houston to Dublin
Cheapest
Best
Last-minute
One-way
Cheapest flights from Houston to DublinExplore the most affordable flight options available from Houston to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from Houston to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:45 am -
1 stop16h 25m
Tue 9/81:20 pm -
1 stop14h 32m
Deal found 8/14![Aer Lingus logo]()
$536
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:45 am -
1 stop16h 25m
Mon 9/71:20 pm -
1 stop14h 41m
Deal found 8/14![Aer Lingus logo]()
$631
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:45 am -
1 stop16h 25m
Sat 9/121:20 pm -
1 stop14h 32m
Deal found 8/14![Aer Lingus logo]()
$655
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:45 am -
1 stop16h 25m
Mon 9/71:20 pm -
1 stop14h 41m
Deal found 8/14![Aer Lingus logo]()
$669
This Gotogate deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1812:00 pm -
1 stop13h 10m
Wed 11/255:10 am -
1 stop14h 50m
Deal found 8/10![Multiple Airlines logo]()
$693
This SmartFares deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:00 am -
1 stop15h 45m
Tue 10/69:50 am -
1 stop14h 37m
Deal found 8/14![Air Canada logo]()
$698
This Cheapflightsfares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:30 pm -
1 stop17h 05m
Tue 11/310:55 am -
1 stop15h 00m
Deal found 8/11![British Airways logo]()
$702
This SmartFares deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:16 pm -
1 stop31h 59m
Tue 9/299:50 am -
1 stop14h 37m
Deal found 8/13![Air Canada logo]()
$703
This SmartFares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:00 am -
1 stop15h 45m
Tue 10/612:25 pm -
2 stops18h 05m
Deal found 8/11![Multiple Airlines logo]()
$708
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
1 stop19h 45m
Tue 11/248:50 am -
2 stops20h 23m
Deal found 8/12![Delta logo]()
$722
This Iberia deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:57 am -
1 stop15h 18m
Tue 11/241:00 pm -
1 stop12h 44m
Deal found 8/11![Iberia logo]()
$726
This Air France deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:00 am -
1 stop15h 45m
Wed 10/71:25 pm -
2 stops15h 38m
Deal found 8/12![Multiple Airlines logo]()
$749
Best flights from Houston to DublinDiscover carefully curated flight deals from Houston to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from Houston to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This KLM deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:27 pm -
2 stops15h 13m
Tue 12/88:50 am -
2 stops17h 27m
Deal found 8/14![KLM logo]()
$722
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:21 pm -
1 stop14h 24m
Tue 9/155:55 am -
1 stop13h 25m
Deal found 8/10![Delta logo]()
$752
This Finnair deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:40 pm -
1 stop13h 25m
Sat 11/146:05 pm -
2 stops31h 15m
Deal found 8/10![Multiple Airlines logo]()
$766
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:37 am -
2 stops15h 53m
Mon 11/169:00 am -
1 stop14h 08m
Deal found 8/11![United Airlines logo]()
$767
This KLM deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:20 pm -
2 stops14h 25m
Tue 11/241:25 pm -
2 stops16h 34m
Deal found 8/13![KLM logo]()
$727
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:00 am -
1 stop15h 45m
Wed 10/218:55 am -
2 stops20h 08m
Deal found 8/11![Delta logo]()
$757
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:19 pm -
1 stop29h 26m
Wed 9/169:50 am -
1 stop33h 42m
Deal found 8/12![United Airlines logo]()
$805
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:03 pm -
1 stop14h 42m
Fri 11/65:45 am -
1 stop13h 20m
Deal found 8/10![Delta logo]()
$763
This KLM deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:22 pm -
1 stop12h 23m
Fri 11/65:45 am -
1 stop13h 20m
Deal found 8/14![KLM logo]()
$763
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:25 pm -
2 stops13h 35m
Tue 9/155:55 am -
2 stops22h 44m
Deal found 8/10![Delta logo]()
$767
This KLM deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:09 pm -
1 stop11h 36m
Fri 11/69:40 am -
1 stop12h 52m
Deal found 8/10![KLM logo]()
$776
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:09 am -
1 stop20h 36m
Fri 11/65:45 am -
2 stops23h 18m
Deal found 8/14![Delta logo]()
$772
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:12 am -
1 stop14h 33m
Sat 11/148:50 am -
2 stops20h 23m
Deal found 8/12![Delta logo]()
$772
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:05 pm -
1 stop10h 40m
Mon 11/168:50 am -
2 stops20h 23m
Deal found 8/11![Delta logo]()
$772
Last-minute flights from Houston to DublinDiscover last-minute flight deals from Houston to Dublin. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Dublin. Data last updated August 15, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:45 am -
1 stop16h 25m
Tue 9/81:20 pm -
1 stop14h 32m
Deal found 8/14![Aer Lingus logo]()
$536
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:45 am -
1 stop16h 25m
Mon 9/71:20 pm -
1 stop14h 41m
Deal found 8/14![Aer Lingus logo]()
$669
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:45 am -
1 stop16h 25m
Mon 9/71:20 pm -
1 stop14h 41m
Deal found 8/14![Aer Lingus logo]()
$631
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:45 am -
1 stop16h 25m
Sat 9/121:20 pm -
1 stop14h 32m
Deal found 8/14![Aer Lingus logo]()
$655
This SmartFares deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:00 am -
1 stop15h 45m
Tue 10/69:50 am -
1 stop14h 37m
Deal found 8/14![Air Canada logo]()
$698
This SmartFares deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:16 pm -
1 stop31h 59m
Tue 9/299:50 am -
1 stop14h 37m
Deal found 8/13![Air Canada logo]()
$703
This SmartFares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:00 am -
1 stop15h 45m
Tue 10/612:25 pm -
2 stops18h 05m
Deal found 8/11![Multiple Airlines logo]()
$708
This Air France deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:00 am -
1 stop15h 45m
Wed 10/71:25 pm -
2 stops15h 38m
Deal found 8/12![Multiple Airlines logo]()
$749
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:00 am -
1 stop15h 45m
Tue 10/612:00 pm -
1 stop17h 03m
Deal found 8/14![Delta logo]()
$752
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am -
2 stops21h 15m
Tue 9/291:15 pm -
2 stops15h 24m
Deal found 8/13![Delta logo]()
$765
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:00 am -
1 stop20h 45m
Wed 9/305:55 am -
2 stops22h 44m
Deal found 8/12![Delta logo]()
$757
This KLM deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:25 pm -
1 stop12h 20m
Wed 9/3011:00 am -
1 stop17h 39m
Deal found 8/12![KLM logo]()
$760
One-way flights from Houston to DublinSearch for one-way flight options from Houston to Dublin. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from Houston to Dublin. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:38 pm -
3 stops52h 07m
Deal found 8/13![Multiple Airlines logo]()
$269
This deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:48 am -
1 stop15h 12m
Deal found 8/11![JetBlue logo]()
$353
This KAYAK deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:45 am -
1 stop16h 25m
Deal found 8/10![Aer Lingus logo]()
$357
This Priceline deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:18 pm -
1 stop33h 42m
Deal found 8/10![JetBlue logo]()
$365
This eDestinos deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/229:40 pm -
1 stop13h 15m
Deal found 8/14![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:12 pm -
3 stops59h 23m
Deal found 8/14![Multiple Airlines logo]()
$369
This Cheapflightsfares deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/119:40 pm -
1 stop16h 05m
Deal found 8/12![British Airways logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:11 am -
3 stops30h 14m
Deal found 8/10![Multiple Airlines logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:09 pm -
3 stops57h 11m
Deal found 8/10![Multiple Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/227:20 am -
2 stops18h 10m
Deal found 8/14![United Airlines logo]()
$426
This Air France deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1111:50 am -
2 stops15h 10m
Deal found 8/12![Air France logo]()
$431
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1110:05 am -
2 stops16h 55m
Deal found 8/12![Delta logo]()
$431
Find flight deals from Houston to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Dublin (DUB). 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 August 15, 2026.
Round-trip from | $515 (KAYAK) |
|---|---|
One-way from | $269 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $607 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Dublin 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 2,558,603 searches. Data last updated August 15, 2026.
Use the filters below to find and compare flights from Houston to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonDublin
IAH Houston George Bush Intcntl - DUB Dublin
IAHDUB
Houston George Bush Intcntl
Tue 12/1
3:27 pm-12:40 pm
2 stops15h 13m
Dublin
Tue 12/8
8:50 am-8:17 pm
2 stops17h 27m
$722
HoustonDublin
IAH Houston George Bush Intcntl - DUB Dublin
IAHDUB
Houston George Bush Intcntl
Tue 11/17
12:20 pm-8:45 am
2 stops14h 25m
Dublin
Tue 11/24
1:25 pm-11:59 pm
2 stops16h 34m
$727
HoustonDublin
IAH Houston George Bush Intcntl - DUB Dublin
IAHDUB
Houston George Bush Intcntl
Tue 9/8
12:21 pm-8:45 am
1 stop14h 24m
Dublin
Tue 9/15
5:55 am-1:20 pm
1 stop13h 25m
$752
HoustonDublin
HOU Houston Hobby - DUB Dublin
HOUDUB
Houston Hobby
Mon 10/5
11:00 am-8:45 am
1 stop15h 45m
Dublin
Wed 10/21
8:55 am-11:03 pm
2 stops20h 08m
$757
HoustonDublin
IAH Houston George Bush Intcntl - DUB Dublin
IAHDUB
Houston George Bush Intcntl
Thu 10/29
12:03 pm-7:45 am
1 stop14h 42m
Dublin
Fri 11/6
5:45 am-1:05 pm
1 stop13h 20m
$763
HoustonDublin
IAH Houston George Bush Intcntl - DUB Dublin
IAHDUB
Houston George Bush Intcntl
Thu 10/29
2:22 pm-7:45 am
1 stop12h 23m
Dublin
Fri 11/6
5:45 am-1:05 pm
1 stop13h 20m
$763
HoustonDublin
IAH Houston George Bush Intcntl - DUB Dublin
IAHDUB
Houston George Bush Intcntl
Mon 11/2
9:40 pm-5:05 pm
1 stop13h 25m
Dublin
Sat 11/14
6:05 pm-7:20 pm
2 stops31h 15m
$766
HoustonDublin
IAH Houston George Bush Intcntl - DUB Dublin
IAHDUB
Houston George Bush Intcntl
Mon 11/9
9:37 am-7:30 am
2 stops15h 53m
Dublin
Mon 11/16
9:00 am-5:08 pm
1 stop14h 08m
$767
HoustonDublin
HOU Houston Hobby - DUB Dublin
HOUDUB
Houston Hobby
Tue 9/8
2:25 pm-10:00 am
2 stops13h 35m
Dublin
Tue 9/15
5:55 am-10:39 pm
2 stops22h 44m
$767
HoustonDublin
HOU Houston Hobby - DUB Dublin
HOUDUB
Houston Hobby
Thu 10/29
6:09 am-7:45 am
1 stop20h 36m
Dublin
Fri 11/6
5:45 am-11:03 pm
2 stops23h 18m
$772
Showing 1-10 of 36 resultsSorted by cheapest first
Best time to book a flight from Houston to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Houston with our price prediction graph.
HO1-DUB
IAH-DUB
HOU-DUB
Estimated round-trip 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 Houston to Dublin
HO1-DUB
IAH-DUB
HOU-DUB
What is the cheapest month to book a flight from Houston to Dublin?
Currently, September is the cheapest month in which you can book a flight from Houston to Dublin (average of $612). Flying from Houston to Dublin in June is currently the most expensive (average of $1,222). 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 to fly round-trip from Houston to Dublin?
Airfare is typical for this route at the moment.
Houston to Dublin flights typically cost between $448 and $851 in September.The cheapest round-trip price found within the last 5 days was $536 on Aer Lingus (Sep 1-Sep 8).
How far ahead should I book a flight from Houston to Dublin?
Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Dublin
Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated August 15, 2026.
Read through reviews of airlines operating flights from Houston to Dublin, such as Delta,United Airlines, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Crew
8.5
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Crew
8.5
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Crew
8.5
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Crew
8.5
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Crew
8.5
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Related info for your journey
Find useful and relevant information for your journey from Houston to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsCastleknock
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
Complete your trip
Dublin flight routes
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Houston to Dublin
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Dublin by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Dublin
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
Search flights from Houston to Dublin by cabin class
Find flights from Houston to Dublin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Dublin flights
Browse other Houston and Dublin flight options. Last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from Houston to Dublin
Discover the top 8 airlines that operate flights from Houston to Dublin. 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 2,558,603 searches. Data last updated August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$363 | Average$830 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$401 | Average$452 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$442 | Average$728 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$491 | Average$745 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$538 | Average$909 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$542 | Average$953 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$601 | Average$840 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$607 | Average$788 | FlexibilityNo cancel fee | On-timeN/A |