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Ireland

$256+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DUB
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$584
(American Airlines)

One-way from

$256
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,114
From Houston to Ireland
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One-way flight from Houston to Ireland
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/43:30 pmIAH - SNN
1 stop18h 40mAmerican Airlines
Mon 8/189:15 pmSNN - IAH
1 stop28h 00mAmerican Airlines
Deal found 6/11$584
This Iberia deal was found by Cheapflights users on 6/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/233:30 pmIAH - DUB
1 stop14h 25mMultiple Airlines
Tue 7/2911:45 amDUB - IAH
1 stop14h 28mMultiple Airlines
Deal found 6/12$660
This Ovago deal was found by Cheapflights users on 6/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/99:00 pmIAH - DUB
1 stop14h 55mBritish Airways
Mon 9/158:55 pmDUB - IAH
1 stop22h 45mBritish Airways
Deal found 6/11$661
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 9/39:00 pmIAH - ORK
1 stop16h 50mAmerican Airlines
Wed 9/177:20 amORK - IAH
1 stop17h 55mAmerican Airlines
Deal found 6/9$664
This Iberia deal was found by Cheapflights users on 6/11. 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.
Wed 7/236:22 pmIAH - DUB
1 stop11h 18mIberia
Tue 7/2911:45 amDUB - IAH
1 stop18h 14mIberia
Deal found 6/11$666
This KLM deal was found by Cheapflights users on 6/9. 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 8/612:56 pmHOU - DUB
1 stop13h 49mKLM
Tue 8/1211:00 amDUB - HOU
1 stop12h 39mKLM
Deal found 6/9$666
This United Airlines deal was found by Cheapflights users on 6/9. 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 10/256:05 pmIAH - DUB
1 stop11h 00mUnited Airlines
Sat 11/18:00 amDUB - IAH
1 stop18h 14mUnited Airlines
Deal found 6/9$667
This Air Canada deal was found by Cheapflights users on 6/12. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2510:00 amIAH - DUB
2 stops15h 10mAir Canada
Sat 11/18:00 amDUB - IAH
2 stops43h 19mAir Canada
Deal found 6/12$669
This Delta deal was found by Cheapflights users on 6/9. 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 8/610:19 amHOU - DUB
1 stop16h 26mDelta
Tue 8/1212:00 pmDUB - HOU
2 stops27h 45mDelta
Deal found 6/9$670
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 8/153:50 pmIAH - DUB
1 stop17h 10mDelta
Mon 8/189:10 amDUB - IAH
1 stop34h 25mDelta
Deal found 6/11$672
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/102:25 pmIAH - DUB
1 stop19h 05mTurkish Airlines
Fri 10/174:55 pmDUB - IAH
1 stop32h 10mTurkish Airlines
Deal found 6/11$683
This KLM deal was found by Cheapflights users on 6/10. 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.
Fri 8/1512:51 pmIAH - DUB
1 stop15h 09mKLM
Sun 8/245:20 pmDUB - IAH
1 stop25h 55mKLM
Deal found 6/10$708

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 June 12, 2025.
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

Mon 8/4

3:30 pm-4:10 pm

1 stop18h 40m

Shannon

Mon 8/18

9:15 pm-7:15 pm

1 stop28h 00m

$584

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 7/23

3:30 pm-11:55 am

1 stop14h 25m

Dublin

Tue 7/29

11:45 am-8:13 pm

1 stop14h 28m

$660

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 9/9

9:00 pm-5:55 pm

1 stop14h 55m

Dublin

Mon 9/15

8:55 pm-1:40 pm

1 stop22h 45m

$661

HoustonCork

IAH - ORK

IAHORK

Houston George Bush Intcntl

Wed 9/3

9:00 pm-7:50 pm

1 stop16h 50m

Cork

Wed 9/17

7:20 am-7:15 pm

1 stop17h 55m

$664

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 7/23

6:22 pm-11:40 am

1 stop11h 18m

Dublin

Tue 7/29

11:45 am-11:59 pm

1 stop18h 14m

$666

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Wed 8/6

12:56 pm-8:45 am

1 stop13h 49m

Dublin

Tue 8/12

11:00 am-5:39 pm

1 stop12h 39m

$666

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 10/25

6:05 pm-11:05 am

1 stop11h 00m

Dublin

Sat 11/1

8:00 am-9:14 pm

1 stop18h 14m

$667

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 10/25

10:00 am-7:10 am

2 stops15h 10m

Dublin

Sat 11/1

8:00 am-10:19 pm

2 stops43h 19m

$669

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Wed 8/6

10:19 am-8:45 am

1 stop16h 26m

Dublin

Tue 8/12

12:00 pm-9:45 am

2 stops27h 45m

$670

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 8/15

3:50 pm-3:00 pm

1 stop17h 10m

Dublin

Mon 8/18

9:10 am-1:35 pm

1 stop34h 25m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 42 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, November is the cheapest month in which you can book a flight from Houston to Ireland (average of $509). Flying from Houston to Ireland in June is currently the most expensive (average of $947). 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 HOU to IE?

Find hourly flight availability from Houston to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Houston to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
To help decide which airline to fly from Houston to Ireland, see what other customers have to say about Delta, KLM and Air France. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,925 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Houston to Ireland one-way?

    One-way options have recently been found by users for as low as $363 on JetBlue. Other airlines that offer cheap prices include American Airlines from $461 and KLM from $464 one-way.

  • 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, November is the cheapest month in which you can book a flight from Houston to Ireland (average of $509). Flying from Houston to Ireland in June is currently the most expensive (average of $947). 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$541Average$972FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$562Average$879FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$575Average$965FlexibilityNo cancel feeOn-time69%
DeltaCheapest$588Average$942FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$590Average$1,029FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$591Average$795FlexibilityNo cancel feeOn-time67%
Singapore AirlinesCheapest$614Average$721FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$661Average$1,061FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$717Average$950FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$783Average$960FlexibilityNo cancel feeOn-timeN/A

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