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Cheap flights from Houston George Bush Intcntl Airport to Ireland from $234

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 George Bush Intcntl Airport to Ireland departing on 11/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:01 am - 7:45 amIAH-DUB
18h 44m1 stop
Delta Logo
10:45 am - 10:23 pmDUB-IAH
17h 38m2 stops
$424Delta
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Sun, Nov 23 - Tue, Dec 9
Delta Logo
7:01 am - 7:45 amIAH-DUB
18h 44m1 stop
Delta Logo
10:45 am - 11:49 amDUB-IAH
31h 04m1 stop
$425Delta
Find Deal
Sun, Nov 23 - Tue, Dec 9
KLM Logo
11:02 am - 7:45 amIAH-DUB
14h 43m1 stop
KLM Logo
9:45 am - 11:14 pmDUB-IAH
19h 29m1 stop
$433KLM
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
7:01 am - 9:20 amIAH-DUB
20h 19m2 stops
Delta Logo
9:45 am - 5:44 pmDUB-IAH
13h 59m1 stop
$438Delta
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Sun, Nov 23 - Wed, Dec 10
KLM Logo
12:49 pm - 8:45 amIAH-DUB
13h 56m1 stop
KLM Logo
1:25 pm - 1:30 pmDUB-IAH
30h 05m1 stop
$443KLM
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Mon, Jan 19 - Mon, Jan 26
American Airlines Logo
3:50 pm - 11:30 amIAH-SNN
13h 40m1 stop
American Airlines Logo
2:00 pm - 12:59 amSNN-IAH
16h 59m2 stops
$721American Airlines
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Mon, Nov 24 - Sun, Dec 7
American Airlines Logo
6:21 pm - 4:10 pmIAH-SNN
15h 49m2 stops
American Airlines Logo
7:40 am - 7:15 pmSNN-IAH
17h 35m1 stop
$722American Airlines
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Sun, Apr 12 - Sun, Apr 19
British Airways Logo
9:45 pm - 7:25 pmIAH-SNN
15h 40m1 stop
British Airways Logo
8:05 pm - 2:05 pmSNN-IAH
24h 00m1 stop
$723British Airways
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Mon, Nov 24 - Sun, Dec 7
United Airlines Logo
4:45 pm - 10:15 amIAH-SNN
11h 30m1 stop
United Airlines Logo
12:30 pm - 7:09 pmSNN-IAH
12h 39m1 stop
$806United Airlines
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Sun, Apr 12 - Sun, Apr 19
British Airways Logo
3:50 pm - 11:30 amIAH-SNN
13h 40m1 stop
British Airways Logo
7:50 am - 8:00 pmSNN-IAH
18h 10m1 stop
$916British Airways
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Wed, Mar 4 - Sun, Mar 8

Air Canada flights from Houston George Bush Intcntl Airport to Ireland

Our best Air Canada deals on Houston George Bush Intcntl Airport to Ireland flight tickets
Air Canada
Nov 17
IAH12:30 pmHouston George Bush Intcntl
36h 40m
2 stops
DUB7:10 amDublin
Dec 3
DUB9:00 amDublin
18h 39m
2 stops
IAH9:39 pmHouston George Bush Intcntl
$451
Find similar
Air Canada
Nov 23
IAH7:10 amHouston George Bush Intcntl
18h 00m
1 stop
DUB7:10 amDublin
Dec 12
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$470
Find similar
Air Canada
Nov 17
IAH12:30 pmHouston George Bush Intcntl
36h 40m
2 stops
DUB7:10 amDublin
Dec 3
DUB9:00 amDublin
42h 39m
2 stops
IAH9:39 pmHouston George Bush Intcntl
$471
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United Airlines flights from Houston George Bush Intcntl Airport to Ireland

Our best United Airlines deals on Houston George Bush Intcntl Airport to Ireland flight tickets
United Airlines
Nov 19
IAH4:24 pmHouston George Bush Intcntl
11h 31m
1 stop
DUB9:55 amDublin
Dec 5
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$468
Find similar
United Airlines
Nov 19
IAH2:38 pmHouston George Bush Intcntl
13h 17m
1 stop
DUB9:55 amDublin
Dec 10
DUB9:00 amDublin
17h 31m
2 stops
IAH8:31 pmHouston George Bush Intcntl
$478
Find similar
United Airlines
Nov 22
IAH9:43 pmHouston George Bush Intcntl
28h 27m
1 stop
DUB8:10 amDublin
Dec 10
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$479
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momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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 November 13, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-7:45 am

1 stop18h 44m

Dublin

Tue 12/9

10:45 am-10:23 pm

2 stops17h 38m

$424

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-7:45 am

1 stop18h 44m

Dublin

Tue 12/9

10:45 am-11:49 am

1 stop31h 04m

$425

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 12/2

11:02 am-7:45 am

1 stop14h 43m

Dublin

Tue 12/9

9:45 am-11:14 pm

1 stop19h 29m

$433

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-9:20 am

2 stops20h 19m

Dublin

Wed 12/10

9:45 am-5:44 pm

1 stop13h 59m

$438

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/19

12:49 pm-8:45 am

1 stop13h 56m

Dublin

Mon 1/26

1:25 pm-1:30 pm

1 stop30h 05m

$443

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Mon 11/24

3:50 pm-11:30 am

1 stop13h 40m

Shannon

Sun 12/7

2:00 pm-12:59 am

2 stops16h 59m

$721

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sun 4/12

6:21 pm-4:10 pm

2 stops15h 49m

Shannon

Sun 4/19

7:40 am-7:15 pm

1 stop17h 35m

$722

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Mon 11/24

9:45 pm-7:25 pm

1 stop15h 40m

Shannon

Sun 12/7

8:05 pm-2:05 pm

1 stop24h 00m

$723

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sun 4/12

4:45 pm-10:15 am

1 stop11h 30m

Shannon

Sun 4/19

12:30 pm-7:09 pm

1 stop12h 39m

$806

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Wed 3/4

3:50 pm-11:30 am

1 stop13h 40m

Shannon

Sun 3/8

7:50 am-8:00 pm

1 stop18h 10m

$916

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 George Bush Intcntl Airport 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, November is the cheapest month to fly from Houston George Bush Intcntl Airport to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $634. If you aren’t able to travel to Ireland during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $691.

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 Wednesday when prices can be found for as low as $840. This is often the case because there is less demand to fly during this day of the week. Flights from Houston George Bush Intcntl Airport to Ireland on a Thursday will generally be more expensive and average around $1,073. 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 George Bush Intcntl Airport to Ireland in the evening for as low as $960. 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 George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $855 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Houston George Bush Intcntl Airport for as low as $769 on momondo.

Can stopping save me money on Houston George Bush Intcntl Airport to Ireland flights?

You could potentially save up to 27% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Ireland flight.

Cheap Houston George Bush Intcntl Airport to Ireland flight deals and tips

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

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to Ireland. There are no popular flight routes from Houston George Bush Intcntl Airport to Ireland.
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  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Ireland?

    Prices for flights from Houston George Bush Intcntl Airport to Ireland refresh daily.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Ireland?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport to Ireland.

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

    The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston George Bush Intcntl Airport to Ireland

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Ireland with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $101Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,448 reviews
Search Air Canada flights
KLMPriceFrom $608Free CancellationRating
7.7
1,411 reviews
Search KLM flights
British AirwaysPriceFrom $621Free CancellationRating
6.7
7,520 reviews
Search British Airways flights
American AirlinesPriceFrom $638Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
DeltaPriceFrom $644Free CancellationRating
7.9
8,007 reviews
Search Delta flights
IberiaPriceFrom $665Free CancellationRating
7.0
3,012 reviews
Search Iberia flights
Air FrancePriceFrom $666Free CancellationRating
7.4
1,487 reviews
Search Air France flights
Aer LingusPriceFrom $826Free CancellationRating
7.2
1,370 reviews
Search Aer Lingus 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?

momondo does allow users to show only those flights to Ireland from Houston which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Ireland from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Ireland from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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