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Ireland

$249+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DUB
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/3110:13 amIAH - DUB
1 stop15h 17mMultiple Airlines
Wed 4/111:35 amDUB - IAH
1 stop13h 31mMultiple Airlines
Deal found 12/3$507
This FlightHub deal was found by Cheapflights users on 12/3. 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.
Wed 12/3111:55 amIAH - DUB
1 stop14h 15mLufthansa
Wed 4/16:00 amDUB - IAH
1 stop18h 00mLufthansa
Deal found 12/3$523
This Air France deal was found by Cheapflights users on 12/2. 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.
Tue 12/912:42 pmIAH - DUB
1 stop14h 03mMultiple Airlines
Tue 12/165:55 amDUB - IAH
1 stop13h 35mMultiple Airlines
Deal found 12/2$526
This Delta deal was found by Cheapflights users on 12/3. 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 12/911:02 amIAH - DUB
1 stop14h 43mDelta
Tue 12/166:00 amDUB - IAH
1 stop13h 55mDelta
Deal found 12/3$532
This FlightHub deal was found by Cheapflights users on 12/3. 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.
Wed 12/1011:55 amIAH - DUB
1 stop13h 35mMultiple Airlines
Wed 12/179:30 amDUB - IAH
1 stop15h 40mMultiple Airlines
Deal found 12/3$535
This Delta deal was found by Cheapflights users on 12/3. 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 12/316:00 amHOU - DUB
1 stop19h 45mDelta
Wed 4/18:55 amDUB - HOU
2 stops30h 45mDelta
Deal found 12/3$540
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Wed 12/109:50 amIAH - DUB
2 stops15h 40mUnited Airlines
Wed 12/179:30 amDUB - IAH
2 stops15h 40mUnited Airlines
Deal found 12/3$543
This KLM deal was found by Cheapflights users on 12/3. 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 12/316:00 amHOU - DUB
1 stop19h 45mKLM
Wed 4/111:00 amDUB - HOU
1 stop17h 28mKLM
Deal found 12/3$543
This Delta deal was found by Cheapflights users on 12/3. 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 12/106:00 amHOU - DUB
2 stops28h 20mDelta
Wed 12/179:45 amDUB - HOU
1 stop14h 07mDelta
Deal found 12/3$548
This British Airways deal was found by Cheapflights users on 12/2. 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.
Wed 12/243:50 pmIAH - DUB
1 stop34h 05mBritish Airways
Wed 1/78:40 pmDUB - IAH
1 stop23h 25mBritish Airways
Deal found 12/2$601
This Delta deal was found by Cheapflights users on 12/1. 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 12/151:36 pmIAH - DUB
1 stop12h 09mDelta
Wed 12/241:25 pmDUB - IAH
1 stop30h 05mDelta
Deal found 12/1$604
This Delta deal was found by Cheapflights users on 12/4. 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 12/96:00 amHOU - DUB
2 stops19h 45mDelta
Tue 12/169:45 amDUB - HOU
2 stops29h 49mDelta
Deal found 12/4$719

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 December 4, 2025.

Round-trip from

$472
(Kiwi.com)

One-way from

$249
(oojo)

Popular in

December

Cheapest in

January

Average price

$1,194
From Houston to Ireland
Search Deals
One-way flight from Houston to Ireland
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 4, 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

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 1/20

8:16 pm-8:10 am

1 stop29h 54m

Dublin

Wed 1/28

9:00 am-11:09 am

1 stop32h 09m

$512

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 1/21

11:55 am-8:10 am

1 stop14h 15m

Dublin

Wed 1/28

9:10 am-6:15 pm

1 stop15h 05m

$522

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 1/21

3:50 pm-9:40 am

1 stop11h 50m

Dublin

Wed 1/28

8:40 pm-2:05 pm

1 stop23h 25m

$523

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/26

12:40 pm-11:45 am

2 stops41h 05m

Dublin

Fri 1/30

12:30 pm-11:56 pm

2 stops41h 26m

$524

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 1/23

9:54 am-9:25 am

2 stops41h 31m

Dublin

Wed 1/28

12:30 pm-11:56 pm

2 stops41h 26m

$524

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 3/31

4:47 pm-10:40 am

1 stop11h 53m

Dublin

Thu 4/9

9:50 am-9:34 pm

1 stop17h 44m

$527

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 3/31

3:30 pm-9:50 am

1 stop12h 20m

Dublin

Fri 4/10

11:00 am-7:15 pm

1 stop14h 15m

$527

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 1/21

9:48 am-7:30 am

2 stops15h 42m

Dublin

Wed 1/28

9:00 am-9:44 pm

1 stop18h 44m

$528

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/19

9:42 am-7:30 am

2 stops15h 48m

Dublin

Wed 1/28

9:00 am-6:49 pm

1 stop15h 49m

$528

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/12

5:30 am-8:00 am

2 stops20h 30m

Dublin

Tue 1/20

5:55 am-1:30 pm

1 stop13h 35m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Showing 1-10 of 45 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 $794). 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 December 4, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston to Ireland at noon. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Houston to Ireland?

Use this chart to determine the cheapest time to fly round-trip from Houston to Ireland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Ireland flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 4, 2025.
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
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
9,063 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
11,043 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
3,039 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
7,559 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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 11h 50m. Houston and Ireland are separated by a distance of 4545 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 $794). 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$101Average$625FlexibilityNo cancel feeOn-time62%
KLMCheapest$363Average$750FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$442Average$844FlexibilityNo cancel feeOn-time70%
IberiaCheapest$541Average$951FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$547Average$888FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$567Average$859FlexibilityNo cancel feeOn-time69%
DeltaCheapest$580Average$744FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$591Average$720FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$601Average$950FlexibilityNo cancel feeOn-time71%
Turkish AirlinesCheapest$640Average$702FlexibilityNo cancel feeOn-time77%

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