$192+ Cheap flights from Houston to Ireland
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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DUB
Aug 24 — Aug 311
Round-trip
1 adult, Economy
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Cheapest flights from Houston to IrelandExplore the most affordable flight options available from Houston to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.
Explore the most affordable flight options available from Houston to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.
This KAYAK deal was found by Cheapflights users on 7/23. 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 9/87:20 am
IAH
- DUB
1 stop15h 50m
Aer Lingus
Wed 9/161:20 pm
DUB
- IAH
1 stop14h 32m
Aer Lingus
Deal found 7/23![Aer Lingus logo]()
$442
This KAYAK deal was found by Cheapflights users on 7/20. 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 8/196:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Wed 8/261:20 pm
DUB
- IAH
1 stop27h 30m
Aer Lingus
Deal found 7/20![Aer Lingus logo]()
$444
This KAYAK deal was found by Cheapflights users on 7/23. 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.
Fri 8/146:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Thu 8/201:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/23![Aer Lingus logo]()
$457
This KAYAK deal was found by Cheapflights users on 7/23. 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.
Sun 9/66:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Wed 9/161:20 pm
DUB
- IAH
1 stop14h 32m
Aer Lingus
Deal found 7/23![Aer Lingus logo]()
$459
This KAYAK deal was found by Cheapflights users on 7/22. 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 8/126:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Thu 8/201:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$463
This KAYAK deal was found by Cheapflights users on 7/22. 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.
Mon 8/106:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Thu 8/201:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$465
This KAYAK deal was found by Cheapflights users on 7/23. 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.
Sun 9/66:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Mon 9/141:20 pm
DUB
- IAH
1 stop14h 32m
Aer Lingus
Deal found 7/23![Aer Lingus logo]()
$475
This KAYAK deal was found by Cheapflights users on 7/23. 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.
Thu 8/66:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Thu 8/201:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/23![Aer Lingus logo]()
$506
This KAYAK deal was found by Cheapflights users on 7/20. 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 8/116:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Wed 8/191:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/20![Aer Lingus logo]()
$528
This KAYAK deal was found by Cheapflights users on 7/22. 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.
Fri 8/146:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Fri 8/211:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$531
This KAYAK deal was found by Cheapflights users on 7/22. 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.
Mon 8/106:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Fri 8/211:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$533
This Delta deal was found by Cheapflights users on 7/20. 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 11/36:00 am
HOU
- DUB
1 stop19h 45m
Delta
Wed 11/115:45 am
DUB
- HOU
2 stops21h 58m
Delta
Deal found 7/20![Delta logo]()
$722
Best flights from Houston to IrelandDiscover carefully curated flight deals from Houston to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2026.
Discover carefully curated flight deals from Houston to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2026.
This United deal was found by Cheapflights users on 7/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:40 am
IAH
- DUB
1 stop20h 15m
Multiple Airlines
Tue 12/85:10 am
DUB
- IAH
1 stop14h 50m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$711
This Delta deal was found by Cheapflights users on 7/20. 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 11/36:00 am
HOU
- DUB
2 stops20h 45m
Delta
Wed 11/111:25 pm
DUB
- HOU
2 stops26h 01m
Delta
Deal found 7/20![Delta logo]()
$727
This British Airways deal was found by Cheapflights users on 7/24. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:40 pm
IAH
- DUB
1 stop13h 45m
British Airways
Mon 11/168:40 pm
DUB
- IAH
1 stop23h 25m
British Airways
Deal found 7/24![British Airways logo]()
$766
This United Airlines deal was found by Cheapflights users on 7/20. 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 12/79:45 pm
IAH
- DUB
1 stop28h 25m
United Airlines
Fri 12/119:00 am
DUB
- IAH
1 stop31h 53m
United Airlines
Deal found 7/20![United Airlines logo]()
$775
This KLM deal was found by Cheapflights users on 7/20. 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 8/43:25 pm
IAH
- ORK
1 stop12h 55m
KLM
Sun 8/306:15 am
ORK
- IAH
1 stop13h 05m
KLM
Deal found 7/20![KLM logo]()
$805
This Turkish Airlines deal was found by Cheapflights users on 7/20. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:10 pm
IAH
- DUB
1 stop36h 30m
Turkish Airlines
Sun 8/305:45 am
DUB
- IAH
1 stop37h 00m
Turkish Airlines
Deal found 7/20![Turkish Airlines logo]()
$886
This Delta deal was found by Cheapflights users on 7/21. 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 10/2011:20 am
IAH
- DUB
2 stops17h 05m
Delta
Tue 10/275:45 am
DUB
- IAH
2 stops17h 37m
Delta
Deal found 7/21![Delta logo]()
$760
This KLM deal was found by Cheapflights users on 7/25. 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.
Mon 11/212:03 pm
IAH
- DUB
2 stops14h 42m
Multiple Airlines
Sat 11/1410:45 am
DUB
- IAH
2 stops17h 49m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$785
This KLM deal was found by Cheapflights users on 7/23. 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.
Wed 9/23:55 pm
IAH
- ORK
1 stop16h 45m
KLM
Wed 9/166:15 am
ORK
- IAH
1 stop13h 05m
KLM
Deal found 7/23![KLM logo]()
$828
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Sat 9/51:53 pm
IAH
- DUB
1 stop15h 17m
United Airlines
Sat 9/129:20 am
DUB
- IAH
2 stops17h 25m
United Airlines
Deal found 7/25![United Airlines logo]()
$835
This Delta deal was found by Cheapflights users on 7/21. 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 10/296:00 am
HOU
- DUB
2 stops21h 45m
Delta
Fri 11/65:45 am
DUB
- HOU
2 stops23h 24m
Delta
Deal found 7/21![Delta logo]()
$775
This Air France deal was found by Cheapflights users on 7/24. 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.
Sat 9/510:50 am
HOU
- SNN
2 stops18h 20m
Multiple Airlines
Sat 9/121:05 pm
SNN
- HOU
2 stops33h 25m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$830
This KLM deal was found by Cheapflights users on 7/24. 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 9/811:26 am
IAH
- ORK
2 stops16h 54m
KLM
Tue 9/156:15 am
ORK
- IAH
1 stop13h 05m
KLM
Deal found 7/24![KLM logo]()
$836
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 8/169:30 am
IAH
- DUB
2 stops16h 15m
United Airlines
Tue 8/259:50 am
DUB
- IAH
2 stops16h 55m
United Airlines
Deal found 7/24![United Airlines logo]()
$838
This Delta deal was found by Cheapflights users on 7/25. 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
HOU
- DUB
1 stop14h 33m
Delta
Sat 11/149:40 am
DUB
- HOU
1 stop12h 55m
Delta
Deal found 7/25![Delta logo]()
$780
This KLM deal was found by Cheapflights users on 7/23. 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.
Sun 9/610:50 am
HOU
- SNN
2 stops18h 20m
Multiple Airlines
Sun 9/131:05 pm
SNN
- HOU
2 stops33h 20m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$830
This United Airlines deal was found by Cheapflights users on 7/24. 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 8/216:15 am
IAH
- SNN
1 stop19h 15m
United Airlines
Fri 8/2812:30 pm
SNN
- IAH
1 stop12h 24m
United Airlines
Deal found 7/24![United Airlines logo]()
$841
This Delta deal was found by Cheapflights users on 7/22. 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.
Wed 12/210:05 am
HOU
- DUB
2 stops15h 50m
Delta
Sat 12/128:50 am
DUB
- HOU
2 stops18h 53m
Delta
Deal found 7/22![Delta logo]()
$781
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/217:20 am
IAH
- SNN
1 stop18h 10m
United Airlines
Tue 8/259:30 am
SNN
- IAH
1 stop12h 10m
United Airlines
Deal found 7/23![United Airlines logo]()
$841
This Delta deal was found by Cheapflights users on 7/20. 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 8/48:05 am
IAH
- ORK
2 stops20h 15m
Delta
Sun 8/306:15 am
ORK
- IAH
1 stop13h 05m
Delta
Deal found 7/20![Delta logo]()
$809
This KLM deal was found by Cheapflights users on 7/23. 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.
Wed 9/25:20 pm
HOU
- ORK
2 stops17h 15m
KLM
Wed 9/166:15 am
ORK
- HOU
2 stops16h 15m
KLM
Deal found 7/23![KLM logo]()
$979
This oojo deal was found by Cheapflights users on 7/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:06 pm
HOU
- SNN
2 stops16h 59m
British Airways
Sat 10/174:50 pm
SNN
- HOU
2 stops32h 59m
British Airways
Deal found 7/21![British Airways logo]()
$1,209
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/181:45 pm
IAH
- SNN
1 stop11h 45m
United Airlines
Mon 8/249:30 am
SNN
- IAH
1 stop19h 15m
United Airlines
Deal found 7/21![United Airlines logo]()
$893
This Delta deal was found by Cheapflights users on 7/23. 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.
Fri 10/236:00 am
HOU
- DUB
2 stops22h 00m
Delta
Fri 10/305:45 am
DUB
- HOU
2 stops33h 20m
Delta
Deal found 7/23![Delta logo]()
$812
This British Airways deal was found by Cheapflights users on 7/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:14 pm
HOU
- SNN
2 stops15h 56m
British Airways
Sat 8/225:25 pm
SNN
- HOU
2 stops30h 19m
British Airways
Deal found 7/22![British Airways logo]()
$1,256
This Delta deal was found by Cheapflights users on 7/21. 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 8/243:15 pm
IAH
- DUB
2 stops18h 10m
Delta
Wed 9/25:55 am
DUB
- IAH
1 stop13h 25m
Delta
Deal found 7/21![Delta logo]()
$813
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/411:55 am
IAH
- SNN
2 stops16h 20m
United Airlines
Fri 9/1112:30 pm
SNN
- IAH
1 stop16h 00m
United Airlines
Deal found 7/21![United Airlines logo]()
$897
This Delta deal was found by Cheapflights users on 7/20. 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.
Sun 8/1610:50 am
HOU
- DUB
1 stop15h 55m
Delta
Wed 8/198:55 am
DUB
- HOU
2 stops19h 10m
Delta
Deal found 7/20![Delta logo]()
$813
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Tue 8/44:35 pm
IAH
- DUB
1 stop32h 45m
United Airlines
Tue 8/119:20 am
DUB
- IAH
1 stop31h 30m
United Airlines
Deal found 7/23![United Airlines logo]()
$949
This Delta deal was found by Cheapflights users on 7/20. 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.
Wed 8/196:00 am
HOU
- DUB
2 stops22h 00m
Delta
Wed 9/95:55 am
DUB
- HOU
2 stops16h 35m
Delta
Deal found 7/20![Delta logo]()
$817
Last-minute flights from Houston to IrelandDiscover last-minute flight deals from Houston to Ireland. Data last updated July 25, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Ireland. Data last updated July 25, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 7/20. 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 8/43:25 pm
IAH
- ORK
1 stop12h 55m
KLM
Sun 8/306:15 am
ORK
- IAH
1 stop13h 05m
KLM
Deal found 7/20![KLM logo]()
$805
This Delta deal was found by Cheapflights users on 7/20. 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 8/48:05 am
IAH
- ORK
2 stops20h 15m
Delta
Sun 8/306:15 am
ORK
- IAH
1 stop13h 05m
Delta
Deal found 7/20![Delta logo]()
$809
This KAYAK deal was found by Cheapflights users on 7/23. 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.
Thu 8/66:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Thu 8/201:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/23![Aer Lingus logo]()
$506
This KAYAK deal was found by Cheapflights users on 7/22. 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.
Mon 8/106:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Thu 8/201:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$465
This KAYAK deal was found by Cheapflights users on 7/22. 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.
Mon 8/106:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Fri 8/211:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$533
This KAYAK deal was found by Cheapflights users on 7/20. 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 8/116:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Wed 8/191:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/20![Aer Lingus logo]()
$528
This KAYAK deal was found by Cheapflights users on 7/22. 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 8/126:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Thu 8/201:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$463
This KAYAK deal was found by Cheapflights users on 7/20. 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 8/126:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Wed 8/191:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/20![Aer Lingus logo]()
$545
This KLM deal was found by Cheapflights users on 7/21. 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 8/1310:50 am
HOU
- DUB
1 stop15h 55m
KLM
Thu 8/2711:00 am
DUB
- HOU
1 stop17h 05m
KLM
Deal found 7/21![KLM logo]()
$807
This KAYAK deal was found by Cheapflights users on 7/23. 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.
Fri 8/146:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Thu 8/201:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/23![Aer Lingus logo]()
$457
This KAYAK deal was found by Cheapflights users on 7/22. 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.
Fri 8/146:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Fri 8/211:20 pm
DUB
- IAH
1 stop14h 51m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$531
This KAYAK deal was found by Cheapflights users on 7/20. 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 8/196:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Wed 8/261:20 pm
DUB
- IAH
1 stop27h 30m
Aer Lingus
Deal found 7/20![Aer Lingus logo]()
$444
One-way flights from Houston to IrelandSearch for one-way flight options from Houston to Ireland. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
Search for one-way flight options from Houston to Ireland. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
This KAYAK deal was found by Cheapflights users on 7/20. 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 9/157:20 am
IAH
- DUB
1 stop15h 50m
Aer Lingus
Deal found 7/20![Aer Lingus logo]()
$192
This KAYAK deal was found by Cheapflights users on 7/22. 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 10/283:30 pm
IAH
- DUB
1 stop32h 40m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Wed 9/26:00 am
IAH
- DUB
3 stops47h 05m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Wed 10/2810:15 pm
IAH
- DUB
3 stops52h 15m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Tue 8/48:02 pm
IAH
- DUB
3 stops53h 53m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/119:04 pm
IAH
- DUB
3 stops55h 01m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$344
This Expedia deal was found by Cheapflights users on 7/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/313:30 pm
IAH
- DUB
1 stop34h 40m
Air Canada
Deal found 7/25![Air Canada logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Tue 9/156:42 pm
IAH
- DUB
3 stops45h 58m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Sat 10/316:42 pm
IAH
- DUB
3 stops45h 58m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Wed 9/98:44 pm
IAH
- DUB
3 stops52h 51m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$361
This KAYAK deal was found by Cheapflights users on 7/22. 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.
Thu 9/36:45 am
IAH
- DUB
1 stop16h 25m
Aer Lingus
Deal found 7/22![Aer Lingus logo]()
$362
This Delta deal was found by Cheapflights users on 7/22. 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.
Wed 10/282:59 pm
HOU
- DUB
1 stop11h 46m
Delta
Deal found 7/22![Delta logo]()
$376
Find flight deals from Houston to Ireland
Keep the following information in mind while searching for Houston to Ireland flight deals. Data was last updated July 25, 2026.
Round-trip from | $442 (KAYAK) |
|---|---|
One-way from | $192 (KAYAK) |
Popular in | June |
Cheapest in | September |
Average price | $1,007 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Ireland 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 July 25, 2026.
Use the filters below to find and compare flights from Houston to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonDublin
IAH - DUB
IAHDUB
Houston George Bush Intcntl
Tue 12/1
7:40 am-9:55 am
1 stop20h 15m
Dublin
Tue 12/8
5:10 am-2:00 pm
1 stop14h 50m
$711
HoustonDublin
HOU - DUB
HOUDUB
Houston Hobby
Tue 11/3
6:00 am-8:45 am
2 stops20h 45m
Dublin
Wed 11/11
1:25 pm-9:26 am
2 stops26h 01m
$727
HoustonDublin
IAH - DUB
IAHDUB
Houston George Bush Intcntl
Tue 10/20
11:20 am-10:25 am
2 stops17h 05m
Dublin
Tue 10/27
5:45 am-6:22 pm
2 stops17h 37m
$760
HoustonDublin
IAH - DUB
IAHDUB
Houston George Bush Intcntl
Thu 11/5
9:40 pm-5:25 pm
1 stop13h 45m
Dublin
Mon 11/16
8:40 pm-2:05 pm
1 stop23h 25m
$766
HoustonDublin
IAH - DUB
IAHDUB
Houston George Bush Intcntl
Mon 12/7
9:45 pm-8:10 am
1 stop28h 25m
Dublin
Fri 12/11
9:00 am-10:53 am
1 stop31h 53m
$775
HoustonDublin
HOU - DUB
HOUDUB
Houston Hobby
Thu 10/29
6:00 am-8:45 am
2 stops21h 45m
Dublin
Fri 11/6
5:45 am-11:09 pm
2 stops23h 24m
$775
HoustonDublin
HOU - DUB
HOUDUB
Houston Hobby
Mon 11/2
11:12 am-7:45 am
1 stop14h 33m
Dublin
Sat 11/14
9:40 am-4:35 pm
1 stop12h 55m
$780
HoustonDublin
HOU - DUB
HOUDUB
Houston Hobby
Wed 12/2
10:05 am-7:55 am
2 stops15h 50m
Dublin
Sat 12/12
8:50 am-9:43 pm
2 stops18h 53m
$781
HoustonDublin
IAH - DUB
IAHDUB
Houston George Bush Intcntl
Mon 11/2
12:03 pm-8:45 am
2 stops14h 42m
Dublin
Sat 11/14
10:45 am-10:34 pm
2 stops17h 49m
$785
Quickest round-trip
HoustonCork
IAH - ORK
IAHORK
Houston George Bush Intcntl
Tue 8/4
3:25 pm-10:20 am
1 stop12h 55m
Cork
Sun 8/30
6:15 am-1:20 pm
1 stop13h 05m
$805
Showing 1-10 of 45 resultsSorted by cheapest first
Best time to book a flight from Houston to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Houston with our price prediction graph.
IAH-DUB
HOU-DUB
IAH-ORK
HOU-SNN
IAH-SNN
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 Ireland
HO1-IE0
IAH-DUB
HOU-DUB
IAH-ORK
HOU-SNN
What is the cheapest month to book a flight from Houston to Ireland?
Currently, February is the cheapest month in which you can book a flight from Houston to Ireland (average of $613). Flying from Houston to Ireland 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 far ahead should I book a flight from Houston to Ireland?
To ensure you get the cheapest price possible for a flight from Houston to Ireland, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Ireland
Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated July 25, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAer Lingus from Houston to Ireland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
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 Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Houston to Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ireland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to Ireland by cabin class
Find flights from Houston to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Ireland flights
Browse other Houston and Ireland flight options. Last updated on July 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Houston to Ireland flights
Consider these flights traveling from Houston to Ireland.
Fly to Ireland regions
Consider these flights traveling to Ireland regions.
Top 9 airlines flying from Houston to Ireland
Discover the top 9 airlines that operate flights from Houston to Ireland. 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 July 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$101 | Average$855 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$363 | Average$772 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$401 | Average$452 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$442 | Average$741 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$491 | Average$745 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$538 | Average$885 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$542 | Average$934 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$580 | Average$750 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$601 | Average$840 | FlexibilityNo cancel fee | On-time77% |