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Ireland

$235+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DUB
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap flight deals from Houston to Ireland

Keep the following information in mind while searching for Houston to Ireland flight deals. Data was last updated January 6, 2026.

Round-trip from

$508
(KAYAK)

One-way from

$235
(oojo)

Popular in

June

Cheapest in

March

Average price

$694
From Houston to Ireland
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One-way flight from Houston to Ireland
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Highest demand for flights based on searches. 15% potential increase in price ($149 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Houston to Ireland

Cheapest flights from Houston to Ireland
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 January 6, 2026.

This KAYAK deal was found by Cheapflights users on 1/6. 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 4/299:05 pmIAH - SNN
1 stop13h 05mBritish Airways
Mon 5/114:55 pmSNN - IAH
1 stop26h 30mBritish Airways
Deal found 1/6$508
This Ovago deal was found by Cheapflights users on 1/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/32:55 pmIAH - SNN
2 stops14h 35mBritish Airways
Tue 2/105:30 pmSNN - IAH
1 stop26h 35mBritish Airways
Deal found 1/6$509
This KAYAK deal was found by Cheapflights users on 1/6. 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 2/33:50 pmIAH - DUB
1 stop15h 45mBritish Airways
Tue 2/106:00 pmDUB - IAH
1 stop26h 05mBritish Airways
Deal found 1/6$517
This KAYAK deal was found by Cheapflights users on 1/6. 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 2/42:55 pmIAH - SNN
2 stops14h 35mBritish Airways
Mon 2/168:05 pmSNN - IAH
2 stops31h 31mBritish Airways
Deal found 1/6$518
This KAYAK deal was found by Cheapflights users on 1/6. 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 3/234:50 pmIAH - DUB
1 stop12h 00mBritish Airways
Mon 3/308:30 pmDUB - IAH
1 stop22h 55mBritish Airways
Deal found 1/6$521
This KAYAK deal was found by Cheapflights users on 1/5. 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 4/53:30 pmIAH - DUB
1 stop14h 25mBritish Airways
Tue 4/148:50 amDUB - IAH
1 stop16h 25mBritish Airways
Deal found 1/5$522
This oojo deal was found by Cheapflights users on 1/6. 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.
Tue 2/34:55 pmHOU - SNN
2 stops17h 50mBritish Airways
Tue 2/108:05 pmSNN - HOU
2 stops26h 07mBritish Airways
Deal found 1/6$524
This British Airways deal was found by Cheapflights users on 1/6. 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.
Sun 1/189:50 pmIAH - SNN
1 stop15h 35mBritish Airways
Mon 1/265:30 pmSNN - IAH
1 stop26h 35mBritish Airways
Deal found 1/6$525
This American Airlines deal was found by Cheapflights users on 1/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/183:50 pmIAH - DUB
1 stop14h 25mAmerican Airlines
Tue 2/34:40 pmDUB - IAH
1 stop26h 08mAmerican Airlines
Deal found 1/6$531
This Delta deal was found by Cheapflights users on 1/6. 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 1/1812:20 pmIAH - DUB
2 stops14h 25mDelta
Tue 2/35:55 amDUB - IAH
1 stop13h 35mDelta
Deal found 1/6$533
This oojo deal was found by Cheapflights users on 1/6. 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.
Tue 2/36:36 pmHOU - DUB
2 stops16h 24mBritish Airways
Tue 2/107:45 pmDUB - HOU
2 stops26h 27mBritish Airways
Deal found 1/6$533
This oojo deal was found by Cheapflights users on 1/5. 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.
Mon 3/237:43 pmIAH - DUB
2 stops14h 57mBritish Airways
Tue 3/316:30 amDUB - IAH
2 stops22h 01mBritish Airways
Deal found 1/5$537

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 January 6, 2026.
Use the filters below to find and compare flights from Houston to Ireland that are best for you.

Fly from

Houston

Fly to

Ireland

Route

Depart

Return

Price

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Tue 2/3

3:50 pm-4:45 pm

1 stop18h 55m

Shannon

Tue 2/10

8:05 pm-2:05 pm

1 stop24h 00m

$509

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 3/23

4:50 pm-9:50 am

1 stop12h 00m

Dublin

Mon 3/30

8:30 pm-1:25 pm

1 stop22h 55m

$521

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Wed 2/4

12:47 pm-7:25 pm

2 stops24h 38m

Shannon

Mon 2/16

8:05 pm-7:50 pm

2 stops29h 45m

$524

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Tue 2/3

4:55 pm-4:45 pm

2 stops17h 50m

Shannon

Tue 2/10

8:05 pm-4:12 pm

2 stops26h 07m

$524

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sun 1/18

6:10 pm-4:45 pm

2 stops16h 35m

Shannon

Mon 1/26

8:05 pm-2:05 pm

1 stop24h 00m

$525

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 2/3

6:10 pm-3:40 pm

2 stops15h 30m

Dublin

Tue 2/10

7:35 am-10:49 pm

2 stops21h 14m

$533

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 4/29

6:09 pm-2:50 pm

2 stops14h 41m

Dublin

Mon 5/11

8:55 pm-11:51 pm

2 stops32h 56m

$537

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 5/5

4:55 pm-1:25 pm

2 stops14h 30m

Dublin

Tue 5/12

7:30 am-10:29 pm

2 stops20h 59m

$537

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 4/5

4:51 pm-2:15 pm

2 stops15h 24m

Dublin

Tue 4/14

6:30 am-10:29 pm

2 stops21h 59m

$537

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Sun 1/18

11:09 am-8:45 am

2 stops15h 36m

Dublin

Tue 2/3

10:45 am-10:33 pm

2 stops17h 48m

$541

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 55 results
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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.
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

What is the cheapest month to book a flight from Houston to Ireland?

Currently, August is the cheapest month in which you can book a flight from Houston to Ireland (average of $351). Flying from Houston to Ireland in June is currently the most expensive (average of $791). 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 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 January 6, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines 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.
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,017 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,134 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,083 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,073 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,657 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Houston to Ireland?

    Departing from Houston to Ireland will take you 15h 36m. Houston and Ireland are separated by a distance of 4560 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Houston to Ireland?

    The most popular flight routes from Houston to Ireland are Houston Hobby - Dublin, Houston George Bush Intcntl - Dublin and Houston Hobby - Shannon.

  • Can I find deals for flights from Houston to Ireland that include hotel bookings?

    Yes. In addition to deals on Houston to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Ireland.

  • Can I find deals for business class flights from Houston to Ireland?

    Yes. Cheapflights offers flight deals from Houston to Ireland 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 Houston to Ireland?

    Currently, August is the cheapest month in which you can book a flight from Houston to Ireland (average of $351). Flying from Houston to Ireland in June is currently the most expensive (average of $791). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Houston to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Houston to Ireland

Discover the top 10 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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$101Average$625FlexibilityNo cancel feeOn-time62%
KLMCheapest$363Average$771FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$442Average$786FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$538Average$856FlexibilityNo cancel feeOn-time69%
IberiaCheapest$541Average$926FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$547Average$888FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$578Average$873FlexibilityNo cancel feeOn-time71%
DeltaCheapest$580Average$740FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$591Average$720FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$640Average$667FlexibilityNo cancel feeOn-time77%

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