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Cheap flights from Houston to Ireland from $205

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 7/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 10:50 am
DUB
-
IAH
27h 30m
1 stop
$442Aer Lingus
Wed, Aug 19 - Wed, Aug 26
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 10:11 pm
DUB
-
IAH
14h 51m
1 stop
$449Aer Lingus
Wed, Aug 19 - Wed, Aug 26
United Airlines Logo
6:40 pm - 10:20 am
IAH
-
DUB
33h 40m
1 stop
United Airlines Logo
9:00 am - 10:53 am
DUB
-
IAH
31h 53m
1 stop
$700United Airlines
Sun, Nov 1 - Fri, Nov 13
British Airways Logo
3:30 pm - 2:35 pm
IAH
-
DUB
17h 05m
1 stop
British Airways Logo
10:55 am - 8:00 pm
DUB
-
IAH
15h 05m
1 stop
$702British Airways
Tue, Oct 20 - Tue, Nov 3
Delta Logo
11:05 am - 7:45 am
HOU
-
DUB
14h 40m
1 stop
Delta Logo
8:50 am - 9:43 pm
DUB
-
HOU
18h 53m
2 stops
$722Delta
Mon, Nov 2 - Wed, Nov 18
American Airlines Logo
9:05 am - 7:15 am
HOU
-
DUB
16h 10m
1 stop
American Airlines Logo
1:00 pm - 7:50 pm
DUB
-
HOU
12h 50m
1 stop
$725American Airlines
Tue, Nov 17 - Tue, Nov 24
Delta Logo
6:00 am - 8:45 am
HOU
-
DUB
20h 45m
2 stops
Delta Logo
5:45 am - 9:43 pm
DUB
-
HOU
21h 58m
2 stops
$726Delta
Tue, Nov 17 - Tue, Nov 24
United Airlines Logo
2:49 pm - 10:15 am
IAH
-
SNN
13h 26m
1 stop
United Airlines Logo
9:30 am - 5:17 pm
SNN
-
IAH
13h 47m
1 stop
$834United Airlines
Sun, Aug 9 - Tue, Aug 25
British Airways Logo
6:19 pm - 4:10 pm
HOU
-
SNN
15h 51m
2 stops
British Airways Logo
7:30 am - 7:49 pm
SNN
-
HOU
18h 19m
2 stops
$1,110British Airways
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
12:46 pm - 10:45 am
HOU
-
ORK
15h 59m
2 stops
American Airlines Logo
7:10 am - 7:51 pm
ORK
-
HOU
18h 41m
2 stops
$1,496American Airlines
Sat, Aug 1 - Sat, Aug 8

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Aer Lingus flights from Houston to Ireland

Our best Aer Lingus deals on Houston to Ireland flight tickets
Aer Lingus
Aug 19
IAH6:45 amHouston George Bush Intcntl
16h 25m
1 stop
DUB5:10 amDublin
Aug 26
DUB1:20 pmDublin
27h 30m
1 stop
IAH10:50 amHouston George Bush Intcntl
$442
Aer Lingus
Aug 19
IAH6:45 amHouston George Bush Intcntl
16h 25m
1 stop
DUB5:10 amDublin
Aug 26
DUB1:20 pmDublin
14h 51m
1 stop
IAH10:11 pmHouston George Bush Intcntl
$449
Aer Lingus
Aug 26
IAH6:45 amHouston George Bush Intcntl
16h 25m
1 stop
DUB5:10 amDublin
Sep 16
DUB1:20 pmDublin
14h 32m
1 stop
IAH9:52 pmHouston George Bush Intcntl
$479

British Airways flights from Houston to Ireland

Our best British Airways deals on Houston to Ireland flight tickets
British Airways
Oct 20
IAH3:30 pmHouston George Bush Intcntl
17h 05m
1 stop
DUB2:35 pmDublin
Nov 3
DUB10:55 amDublin
15h 05m
1 stop
IAH8:00 pmHouston George Bush Intcntl
$702
British Airways
Nov 8
IAH6:15 pmHouston George Bush Intcntl
14h 50m
2 stops
DUB3:05 pmDublin
Nov 18
DUB8:40 pmDublin
23h 25m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$715
British Airways
Dec 9
IAH3:50 pmHouston George Bush Intcntl
16h 15m
1 stop
DUB2:05 pmDublin
Dec 16
DUB8:40 pmDublin
23h 25m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$738

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 July 11, 2026.
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

Cheapest round-trip

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 8/19

6:45 am-5:10 am

1 stop16h 25m

Dublin

Wed 8/26

1:20 pm-10:50 am

1 stop27h 30m

$442

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 8/19

6:45 am-5:10 am

1 stop16h 25m

Dublin

Wed 8/26

1:20 pm-10:11 pm

1 stop14h 51m

$449

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/1

6:40 pm-10:20 am

1 stop33h 40m

Dublin

Fri 11/13

9:00 am-10:53 am

1 stop31h 53m

$700

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 10/20

3:30 pm-2:35 pm

1 stop17h 05m

Dublin

Tue 11/3

10:55 am-8:00 pm

1 stop15h 05m

$702

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Mon 11/2

11:05 am-7:45 am

1 stop14h 40m

Dublin

Wed 11/18

8:50 am-9:43 pm

2 stops18h 53m

$722

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 11/17

9:05 am-7:15 am

1 stop16h 10m

Dublin

Tue 11/24

1:00 pm-7:50 pm

1 stop12h 50m

$725

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 11/17

6:00 am-8:45 am

2 stops20h 45m

Dublin

Tue 11/24

5:45 am-9:43 pm

2 stops21h 58m

$726
Quickest round-trip

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sun 8/9

2:49 pm-10:15 am

1 stop13h 26m

Shannon

Tue 8/25

9:30 am-5:17 pm

1 stop13h 47m

$834

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Thu 10/1

6:19 pm-4:10 pm

2 stops15h 51m

Shannon

Mon 10/5

7:30 am-7:49 pm

2 stops18h 19m

$1,110

HoustonCork

HOU - ORK

HOUORK

Houston Hobby

Sat 8/1

12:46 pm-10:45 am

2 stops15h 59m

Cork

Sat 8/8

7:10 am-7:51 pm

2 stops18h 41m

$1,496

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, August 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 $101. If you aren’t able to travel to Ireland during the month of August, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $363.

How far in advance should I book a flight from Houston 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 $793 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 $643 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

Fastest flight time

10h 51m

Direct flights

None
The fastest flight from Houston to Ireland takes 10h 51m
There are no direct flights from Houston to Ireland. There are no popular flight routes from Houston to Ireland.
Search flight deals

Frequently asked questions about flying from Houston to Ireland

  • 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
KLMPriceFrom $363Free CancellationRating
7.8
1,537 reviews
Search KLM flights
Aer LingusPriceFrom $398Free CancellationRating
7.3
1,657 reviews
Search Aer Lingus flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
8,107 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $491Free CancellationRating
7.4
4,442 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $538Free CancellationRating
7.4
9,981 reviews
Search United Airlines flights
American AirlinesPriceFrom $545Free CancellationRating
7.1
11,804 reviews
Search American Airlines flights
IberiaPriceFrom $601Free CancellationRating
7.0
3,251 reviews
Search Iberia flights
DeltaPriceFrom $607Free CancellationRating
7.8
8,459 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

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Find better results for your trip to Ireland

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