Which airlines fly to Houston?

United Airlines, KLM and Lufthansa are the top three most popular airlines that fly to Houston from Ireland according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Houston. Keep in mind that there are 4 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Houston?

The average flight duration from Ireland to Houston depends on which airport you fly into and out of. Flying from Cork to Houston Hobby Airport is 13h 30m on average, while flying from Dublin to Houston Hobby Airport is 15h 15m on average. Houston Hobby Airport is the most popular airport in Houston.

What is the cheapest airline that flies from Ireland to Houston?

Iberia, Aer Lingus, and British Airways are the most popular carriers operating from Ireland to Houston

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

Prices for flights from Ireland to Houston are updated daily.

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

There are 4 operators available for flights from Ireland to Houston as of November 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Houston.

What documentation or ID do you need to fly to Houston?

The required travel and health documents for your Houston 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 Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€499 Cheap Flights from Ireland to Houston in 2025/26

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Find the cheapest flights from Ireland to Houston

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Recent return flight deals from Ireland to Houston

Enter your travel dates to find the best prices.

19:05 - 00:08DUB-IAH

35h 03m3 stops

19:25 - 10:30IAH-DUB

33h 05m3 stops

€499Multiple Airlines

Find Deal

Sun, 7 Dec - Tue, 9 Dec

19:05 - 00:08DUB-IAH

35h 03m2 stops

19:25 - 10:30IAH-DUB

33h 05m3 stops

€509Multiple Airlines

Find Deal

Sun, 7 Dec - Tue, 9 Dec

05:10 - 18:15DUB-IAH

19h 05m1 stop

16:50 - 17:10IAH-DUB

18h 20m1 stop

€714Lufthansa

Find Deal

Sat, 22 Nov - Wed, 3 Dec

09:15 - 18:15DUB-IAH

15h 00m1 stop

18:35 - 16:35IAH-DUB

16h 00m2 stops

€715Lufthansa

Find Deal

Sat, 22 Nov - Wed, 3 Dec

09:00 - 21:44DUB-IAH

18h 44m1 stop

14:35 - 07:30IAH-DUB

10h 55m1 stop

€729United Airlines

Find Deal

Fri, 21 Nov - Wed, 3 Dec

09:00 - 21:44DUB-IAH

18h 44m1 stop

16:25 - 09:55IAH-DUB

11h 30m1 stop

€730United Airlines

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Fri, 21 Nov - Wed, 3 Dec

11:30 - 22:06DUB-IAH

16h 36m2 stops

14:00 - 08:40IAH-DUB

12h 40m2 stops

€740American Airlines

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Fri, 20 Feb - Tue, 24 Feb

09:45 - 17:53DUB-HOU

14h 08m1 stop

10:39 - 07:45HOU-DUB

15h 06m1 stop

€759KLM

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Fri, 21 Nov - Wed, 3 Dec

09:45 - 17:53DUB-HOU

14h 08m1 stop

14:32 - 07:45HOU-DUB

11h 13m1 stop

€759KLM

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Fri, 21 Nov - Wed, 3 Dec

07:50 - 23:45SNN-IAH

21h 55m2 stops

14:00 - 11:30IAH-SNN

15h 30m2 stops

€892American Airlines

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Fri, 20 Feb - Tue, 24 Feb

Delta flights from Ireland to Houston

Our best Delta deals on Ireland to Houston flight tickets

Delta

20 Jan

DUB08:50Dublin

31h 31m

2 stops

HOU10:21Houston Hobby

3 Feb

HOU17:04Houston Hobby

17h 46m

2 stops

DUB16:50Dublin

€698

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Delta

23 Nov

DUB05:55Dublin

13h 35m

1 stop

IAH13:30Houston George Bush Intcntl

30 Nov

IAH07:01Houston George Bush Intcntl

18h 59m

2 stops

DUB08:00Dublin

€744

Find similar

Delta

23 Nov

DUB13:25Dublin

26h 20m

2 stops

HOU09:45Houston Hobby

6 Dec

HOU18:40Houston Hobby

15h 05m

2 stops

DUB15:45Dublin

€747

Find similar

American Airlines flights from Ireland to Houston

Our best American Airlines deals on Ireland to Houston flight tickets

American Airlines

20 Feb

DUB11:30Dublin

16h 36m

2 stops

IAH22:06Houston George Bush Intcntl

24 Feb

IAH14:00Houston George Bush Intcntl

12h 40m

2 stops

DUB08:40Dublin

€740

Find similar

American Airlines

20 Feb

SNN07:50Shannon

21h 55m

2 stops

IAH23:45Houston George Bush Intcntl

24 Feb

IAH14:00Houston George Bush Intcntl

15h 30m

2 stops

SNN11:30Shannon

€892

Find similar

American Airlines

27 Dec

DUB12:55Dublin

12h 49m

1 stop

HOU19:44Houston Hobby

16 Jan

HOU12:47Houston Hobby

13h 53m

2 stops

DUB08:40Dublin

€917

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Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 7/12

19:05-00:08

3 stops35h 03m

Houston George Bush Intcntl

Tue 9/12

19:25-10:30

3 stops33h 05m

€499

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 7/12

19:05-00:08

2 stops35h 03m

Houston George Bush Intcntl

Tue 9/12

19:25-10:30

3 stops33h 05m

€509

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 22/11

05:10-18:15

1 stop19h 05m

Houston George Bush Intcntl

Wed 3/12

16:50-17:10

1 stop18h 20m

€714

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 22/11

09:15-18:15

1 stop15h 00m

Houston George Bush Intcntl

Wed 3/12

18:35-16:35

2 stops16h 00m

€715

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 21/11

09:00-21:44

1 stop18h 44m

Houston George Bush Intcntl

Wed 3/12

14:35-07:30

1 stop10h 55m

€729

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 21/11

09:00-21:44

1 stop18h 44m

Houston George Bush Intcntl

Wed 3/12

16:25-09:55

1 stop11h 30m

€730

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 20/2

11:30-22:06

2 stops16h 36m

Houston George Bush Intcntl

Tue 24/2

14:00-08:40

2 stops12h 40m

€740

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 21/11

09:45-17:53

1 stop14h 08m

Houston Hobby

Wed 3/12

10:39-07:45

1 stop15h 06m

€759

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 21/11

09:45-17:53

1 stop14h 08m

Houston Hobby

Wed 3/12

14:32-07:45

1 stop11h 13m

€759

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Fri 20/2

07:50-23:45

2 stops21h 55m

Houston George Bush Intcntl

Tue 24/2

14:00-11:30

2 stops15h 30m

€892

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to Houston

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

Prices

Airlines

Other information

What is the cheapest month to fly to Houston?

The month of January is, on average, the cheapest month to fly to Houston from Ireland, with most prices found around €619. If you are unable to visit Houston during the month of January, then departing from Ireland during the month September is also very affordable. Most momondo users find prices during this month for around €649.

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

Our data shows that Tuesday is the least expensive day to fly to Houston. Tickets to fly out on this day can be as low as €588. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Houston for around €751.

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

In the afternoon is the cheapest time of day to fly from Ireland to Houston when you can find flight prices for as low as €585. Flying to Houston in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Houston are more costly in the morning, with an average ticket price of €721. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Ireland to Houston flight deals and tips

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

Direct flights	None

There are no direct flights from Ireland to Houston. There are no popular flight routes from Ireland to Houston.

Search flight deals

When did momondo last update prices for flights from Ireland to Houston?
Prices for flights from Ireland to Houston are updated daily.
How many operators does momondo search for flights from Ireland to Houston?
There are 4 operators available for flights from Ireland to Houston as of November 2025.
How old do you have to be to fly from Ireland to Houston?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Houston.
What documentation or ID do you need to fly to Houston?
The required travel and health documents for your Houston 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 Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ireland to Houston

Compare and see reviews for airlines that fly from Ireland to Houston with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom €583	Free Cancellation	Rating 7.7 1,410 reviews	Search KLM flights
American Airlines	PriceFrom €616	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights
United Airlines	PriceFrom €681	Free Cancellation	Rating 7.4 9,015 reviews	Search United Airlines flights
Lufthansa	PriceFrom €719	Free Cancellation	Rating 6.8 7,567 reviews	Search Lufthansa flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Houston. momondo saves you time and could save you money on your trip.

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

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

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

momondo helps you find the best flight between Ireland and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Ireland to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.