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Cheap flights from Houston to Ireland from $274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Ireland departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Houston to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:50 pm - 7:50 pmIAH-DUB
16h 00m1 stop
Multiple Airlines Logo
8:50 am - 8:00 pmDUB-IAH
17h 10m1 stop
$508Multiple Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
Multiple Airlines Logo
7:20 am - 8:15 amIAH-DUB
18h 55m1 stop
Multiple Airlines Logo
5:00 am - 2:35 pmDUB-IAH
15h 35m1 stop
$515Multiple Airlines
Find Deal
Sun, Oct 19 - Tue, Nov 4
British Airways Logo
3:50 pm - 9:50 amIAH-DUB
12h 00m1 stop
British Airways Logo
4:00 pm - 2:05 pmDUB-IAH
28h 05m1 stop
$524British Airways
Find Deal
Mon, Feb 9 - Mon, Feb 16
United Airlines Logo
7:59 pm - 10:20 amIAH-DUB
32h 21m1 stop
United Airlines Logo
8:00 am - 11:09 amDUB-IAH
32h 09m1 stop
$526United Airlines
Find Deal
Tue, Mar 3 - Wed, Mar 11
American Airlines Logo
3:50 pm - 3:40 pmIAH-DUB
17h 50m1 stop
American Airlines Logo
11:30 am - 11:59 pmDUB-IAH
18h 29m2 stops
$543American Airlines
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Wed, Jan 7 - Tue, Jan 13
British Airways Logo
4:50 pm - 9:35 amIAH-DUB
11h 45m1 stop
British Airways Logo
1:10 pm - 3:05 pmDUB-IAH
30h 55m1 stop
$554British Airways
Find Deal
Tue, Mar 17 - Wed, Mar 25
United Airlines Logo
9:43 pm - 8:10 amIAH-DUB
28h 27m1 stop
United Airlines Logo
9:00 am - 9:11 amDUB-IAH
30h 11m1 stop
$576United Airlines
Find Deal
Mon, Nov 10 - Sat, Nov 22
American Airlines Logo
9:45 pm - 5:45 pmIAH-DUB
14h 00m1 stop
American Airlines Logo
11:30 am - 8:00 pmDUB-IAH
14h 30m2 stops
$593American Airlines
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Mon, Nov 3 - Mon, Nov 10
Iberia Logo
10:11 am - 7:10 amHOU-DUB
14h 59m1 stop
Iberia Logo
6:15 am - 7:50 pmDUB-HOU
19h 35m2 stops
$849Iberia
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Sat, Nov 15 - Sat, Nov 22
Iberia Logo
10:11 am - 7:10 amHOU-DUB
14h 59m1 stop
Iberia Logo
6:15 am - 7:50 pmDUB-HOU
19h 35m2 stops
$879Iberia
Find Deal
Sat, Nov 15 - Sat, Nov 22

British Airways flights from Houston to Ireland

Our best British Airways deals on Houston to Ireland flight tickets
British Airways
Feb 9
IAH3:50 pmHouston George Bush Intcntl
12h 00m
1 stop
DUB9:50 amDublin
Feb 16
DUB4:00 pmDublin
28h 05m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$524
Find similar
British Airways
Mar 17
IAH4:50 pmHouston George Bush Intcntl
11h 45m
1 stop
DUB9:35 amDublin
Mar 25
DUB1:10 pmDublin
30h 55m
1 stop
IAH3:05 pmHouston George Bush Intcntl
$554
Find similar
British Airways
Mar 22
IAH4:50 pmHouston George Bush Intcntl
16h 30m
1 stop
DUB2:20 pmDublin
Mar 30
DUB8:55 pmDublin
22h 45m
1 stop
IAH1:40 pmHouston George Bush Intcntl
$558
Find similar

United Airlines flights from Houston to Ireland

Our best United Airlines deals on Houston to Ireland flight tickets
United Airlines
Mar 3
IAH7:59 pmHouston George Bush Intcntl
32h 21m
1 stop
DUB10:20 amDublin
Mar 11
DUB8:00 amDublin
32h 09m
1 stop
IAH11:09 amHouston George Bush Intcntl
$526
Find similar
United Airlines
Nov 10
IAH9:43 pmHouston George Bush Intcntl
28h 27m
1 stop
DUB8:10 amDublin
Nov 22
DUB9:00 amDublin
30h 11m
1 stop
IAH9:11 amHouston George Bush Intcntl
$576
Find similar
United Airlines
Mar 17
IAH12:00 pmHouston George Bush Intcntl
14h 30m
2 stops
DUB7:30 amDublin
Mar 25
DUB8:00 amDublin
17h 20m
2 stops
IAH8:20 pmHouston George Bush Intcntl
$582
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 6, 2025.
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

Price

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Thu 11/27

9:50 pm-7:50 pm

1 stop16h 00m

Dublin

Thu 12/4

8:50 am-8:00 pm

1 stop17h 10m

$508

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 10/19

7:20 am-8:15 am

1 stop18h 55m

Dublin

Tue 11/4

5:00 am-2:35 pm

1 stop15h 35m

$515

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 2/9

3:50 pm-9:50 am

1 stop12h 00m

Dublin

Mon 2/16

4:00 pm-2:05 pm

1 stop28h 05m

$524

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 3/3

7:59 pm-10:20 am

1 stop32h 21m

Dublin

Wed 3/11

8:00 am-11:09 am

1 stop32h 09m

$526

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 1/7

3:50 pm-3:40 pm

1 stop17h 50m

Dublin

Tue 1/13

11:30 am-11:59 pm

2 stops18h 29m

$543

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 3/17

4:50 pm-9:35 am

1 stop11h 45m

Dublin

Wed 3/25

1:10 pm-3:05 pm

1 stop30h 55m

$554

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 11/10

9:43 pm-8:10 am

1 stop28h 27m

Dublin

Sat 11/22

9:00 am-9:11 am

1 stop30h 11m

$576

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 11/3

9:45 pm-5:45 pm

1 stop14h 00m

Dublin

Mon 11/10

11:30 am-8:00 pm

2 stops14h 30m

$593

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Sat 11/15

10:11 am-7:10 am

1 stop14h 59m

Dublin

Sat 11/22

6:15 am-7:50 pm

2 stops19h 35m

$849

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Sat 11/15

10:11 am-7:10 am

1 stop14h 59m

Dublin

Sat 11/22

6:15 am-7:50 pm

2 stops19h 35m

$879

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from Houston to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

In general, January is the cheapest month to fly from Houston to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $683. If you aren’t able to travel to Ireland during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $695.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Tuesday when prices can be found for as low as $718. This is often the case because there is less demand to fly during this day of the week. Flights from Houston to Ireland on a Monday will generally be more expensive and average around $1,133. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ireland?

According to our data, the cheapest time of day to fly to Ireland is in the evening. momondo users have found flights departing from Houston to Ireland in the evening for as low as $923. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is at noon when prices are around $1,028.

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $873 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Houston for as low as $741 on momondo.

Cheap Houston to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Ireland

Direct flights

None
There are no direct flights from Houston to Ireland. There are no popular flight routes from Houston to Ireland.
Search flight deals

  • When did momondo last update prices for flights from Houston to Ireland?

    Prices for flights from Houston to Ireland refresh daily.

  • How many operators does momondo search for flights from Houston to Ireland?

  • How old do you have to be to fly from Houston to Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Ireland

Compare and see reviews for airlines that fly from Houston to Ireland with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $101Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
KLMPriceFrom $363Free CancellationRating
7.8
1,394 reviews
Search KLM flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
7,430 reviews
Search British Airways flights
IberiaPriceFrom $541Free CancellationRating
7.0
2,973 reviews
Search Iberia flights
United AirlinesPriceFrom $577Free CancellationRating
7.4
8,955 reviews
Search United Airlines flights
Aer LingusPriceFrom $581Free CancellationRating
7.2
1,314 reviews
Search Aer Lingus flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,245 reviews
Search Air Canada flights
American AirlinesPriceFrom $615Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $637Free CancellationRating
7.3
3,992 reviews
Search Turkish Airlines flights
DeltaPriceFrom $644Free CancellationRating
7.9
7,966 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Ireland?

Finding the right flight to Ireland from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ireland quick and easy, saving you time and money.

Can I find flights from Houston to Ireland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Ireland flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Ireland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Ireland.

I’m not ready to book a flight from Houston to Ireland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ireland from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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