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Cheap flights from Houston to Ireland from €173

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 21/9. 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

Find the cheapest flights from Houston to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
06:45 - 05:10IAH  Houston George Bush Intcntl-DUB Dublin
16h 25m1 stop Toronto Pearson Intl
Aer Lingus Logo
13:20 - 21:52DUB  Dublin-IAH Houston George Bush Intcntl
14h 32m1 stop Toronto Pearson Intl
€393Aer Lingus
Tue, 1 Sep - Tue, 8 Sep
Aer Lingus Logo
06:45 - 05:10IAH  Houston George Bush Intcntl-DUB Dublin
16h 25m1 stop Toronto Pearson Intl
Aer Lingus Logo
13:20 - 11:07DUB  Dublin-IAH Houston George Bush Intcntl
27h 47m1 stop Toronto Pearson Intl
€408Aer Lingus
Wed, 2 Sep - Wed, 9 Sep
Aer Lingus Logo
07:20 - 05:10IAH  Houston George Bush Intcntl-DUB Dublin
15h 50m1 stop Toronto Pearson Intl
Aer Lingus Logo
13:20 - 21:52DUB  Dublin-IAH Houston George Bush Intcntl
14h 32m1 stop Toronto Pearson Intl
€449Aer Lingus
Tue, 8 Sep - Mon, 14 Sep
Aer Lingus Logo
06:45 - 05:10IAH  Houston George Bush Intcntl-DUB Dublin
16h 25m1 stop Toronto Pearson Intl
Aer Lingus Logo
13:20 - 21:52DUB  Dublin-IAH Houston George Bush Intcntl
14h 32m1 stop Toronto Pearson Intl
€580Aer Lingus
Fri, 4 Sep - Thu, 10 Sep
Aer Lingus Logo
06:45 - 05:10IAH  Houston George Bush Intcntl-DUB Dublin
16h 25m1 stop Toronto Pearson Intl
Aer Lingus Logo
13:20 - 21:52DUB  Dublin-IAH Houston George Bush Intcntl
14h 32m1 stop Toronto Pearson Intl
€584Aer Lingus
Fri, 4 Sep - Fri, 11 Sep
Aer Lingus Logo
06:45 - 05:10IAH  Houston George Bush Intcntl-DUB Dublin
16h 25m1 stop Toronto Pearson Intl
Aer Lingus Logo
13:20 - 21:52DUB  Dublin-IAH Houston George Bush Intcntl
14h 32m1 stop Toronto Pearson Intl
€586Aer Lingus
Sun, 6 Sep - Fri, 11 Sep
Aer Lingus Logo
07:20 - 05:10IAH  Houston George Bush Intcntl-DUB Dublin
15h 50m1 stop Toronto Pearson Intl
Aer Lingus Logo
13:20 - 21:52DUB  Dublin-IAH Houston George Bush Intcntl
14h 32m1 stop Toronto Pearson Intl
€591Aer Lingus
Mon, 21 Sep - Tue, 29 Sep
Multiple Airlines Logo
21:05 - 19:35IAH  Houston George Bush Intcntl-DUB Dublin
16h 30m1 stop London Heathrow
Multiple Airlines Logo
20:25 - 13:25DUB  Dublin-IAH Houston George Bush Intcntl
23h 00m1 stop London Heathrow
€595Multiple Airlines
Mon, 28 Sep - Tue, 13 Oct
Multiple Airlines Logo
15:50 - 16:50IAH  Houston George Bush Intcntl-DUB Dublin
19h 00m1 stop London Heathrow
Multiple Airlines Logo
18:05 - 19:18DUB  Dublin-IAH Houston George Bush Intcntl
31h 13m2 stops Helsinki-Vantaa Dallas/Fort Worth
€597Multiple Airlines
Sun, 10 Jan - Mon, 18 Jan
Multiple Airlines Logo
15:50 - 12:35IAH  Houston George Bush Intcntl-DUB Dublin
14h 45m1 stop London Heathrow
Multiple Airlines Logo
20:40 - 14:05DUB  Dublin-IAH Houston George Bush Intcntl
23h 25m1 stop London Heathrow
€598Multiple Airlines
Mon, 1 Feb - Mon, 15 Feb

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Air France flights from Houston to Ireland

Our best Air France deals on Houston to Ireland flight tickets
Air France
21 Sept
HOU11:00Houston Hobby
15h 45m
1 stop
DUB08:45Dublin
6 Oct
DUB12:00Dublin
17h 03m
1 stop
HOU23:03Houston Hobby
€654
Air France
10 Aug
HOU10:50Houston Hobby
15h 55m
1 stop
DUB08:45Dublin
17 Aug
DUB11:00Dublin
17h 05m
1 stop
HOU22:05Houston Hobby
€766
Air France
16 Aug
HOU13:13Houston Hobby
13h 32m
1 stop
DUB08:45Dublin
19 Aug
DUB11:00Dublin
17h 05m
1 stop
HOU22:05Houston Hobby
€987

Air Canada flights from Houston to Ireland

Our best Air Canada deals on Houston to Ireland flight tickets
Air Canada
21 Sept
IAH10:00Houston George Bush Intcntl
15h 45m
1 stop
DUB07:45Dublin
6 Oct
DUB09:50Dublin
14h 37m
1 stop
IAH18:27Houston George Bush Intcntl
€604
Air Canada
21 Sept
IAH10:00Houston George Bush Intcntl
15h 45m
1 stop
DUB07:45Dublin
6 Oct
DUB09:50Dublin
14h 37m
1 stop
IAH18:27Houston George Bush Intcntl
€605
Air Canada
28 Sept
IAH10:00Houston George Bush Intcntl
15h 45m
1 stop
DUB07:45Dublin
13 Oct
DUB09:50Dublin
18h 02m
1 stop
IAH21:52Houston George Bush Intcntl
€606

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 7 August 2026.
Use the filters below to find and compare flights from Houston to Ireland that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest return flight

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Tue 1/9

06:45-05:10

1 stop16h 25m

Dublin

Tue 8/9

13:20-21:52

1 stop14h 32m

€393

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Wed 2/9

06:45-05:10

1 stop16h 25m

Dublin

Wed 9/9

13:20-11:07

1 stop27h 47m

€408
Fastest return journey

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Tue 8/9

07:20-05:10

1 stop15h 50m

Dublin

Mon 14/9

13:20-21:52

1 stop14h 32m

€449

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Fri 4/9

06:45-05:10

1 stop16h 25m

Dublin

Thu 10/9

13:20-21:52

1 stop14h 32m

€580

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Fri 4/9

06:45-05:10

1 stop16h 25m

Dublin

Fri 11/9

13:20-21:52

1 stop14h 32m

€584

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Sun 6/9

06:45-05:10

1 stop16h 25m

Dublin

Fri 11/9

13:20-21:52

1 stop14h 32m

€586

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Mon 21/9

07:20-05:10

1 stop15h 50m

Dublin

Tue 29/9

13:20-21:52

1 stop14h 32m

€591

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Mon 28/9

21:05-19:35

1 stop16h 30m

Dublin

Tue 13/10

20:25-13:25

1 stop23h 00m

€595

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Sun 10/1

15:50-16:50

1 stop19h 00m

Dublin

Mon 18/1

18:05-19:18

2 stops31h 13m

€597

HoustonDublin

IAH Houston George Bush Intcntl - DUB Dublin

IAHDUB

Houston George Bush Intcntl

Mon 1/2

15:50-12:35

1 stop14h 45m

Dublin

Mon 15/2

20:40-14:05

1 stop23h 25m

€598

Flights are sorted by cheapest return 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?

The month of September is another great option to travel to Ireland, with average flight prices from Houston averaging around €553.

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 €676 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Houston for as low as €544 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

11h 21m

Direct flights

None
The fastest flight from Houston to Ireland takes 11h 21m
There are no direct flights from Houston to Ireland. There are no popular flight routes from Houston to Ireland.
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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 are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. 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 licence 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.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Houston to Ireland for you.

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?

Once you have performed a search for Houston to Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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.

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