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

British Airways, American Airlines, and Air Canada are the most popular carriers operating from Ireland to Houston

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 30m on average. Houston Hobby Airport is the most popular airport in Houston.

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.

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.

€283 Cheap Flights from Ireland to Houston in 2025/26

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Find the cheapest flights from Ireland to Houston

Round-trip

One-way

Last minute

Recent return flight deals from Ireland to Houston

Enter your travel dates to find the best prices.

11:30 - 15:19DUB-IAH

33h 49m3 stops

06:30 - 10:15IAH-DUB

21h 45m2 stops

€535Multiple Airlines

Find Deal

Wed, 14 Jan - Mon, 19 Jan

07:50 - 22:41DUB-IAH

20h 51m2 stops

12:16 - 14:50IAH-DUB

20h 34m2 stops

€544Multiple Airlines

Find Deal

Sat, 17 Jan - Mon, 2 Feb

12:30 - 23:56DUB-IAH

41h 26m2 stops

09:54 - 09:25IAH-DUB

41h 31m2 stops

€549Scandinavian Airlines

Find Deal

Thu, 15 Jan - Thu, 22 Jan

12:30 - 23:56DUB-IAH

41h 26m2 stops

12:40 - 11:45IAH-DUB

41h 05m2 stops

€554Scandinavian Airlines

Find Deal

Thu, 15 Jan - Sat, 31 Jan

13:25 - 10:21DUB-HOU

26h 56m2 stops

05:45 - 15:45HOU-DUB

28h 00m2 stops

€729Delta

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Sat, 17 Jan - Mon, 2 Feb

05:55 - 22:33DUB-HOU

22h 38m2 stops

05:45 - 15:45HOU-DUB

28h 00m2 stops

€730Delta

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Thu, 15 Jan - Fri, 30 Jan

11:30 - 11:39DUB-HOU

30h 09m2 stops

09:05 - 07:15HOU-DUB

16h 10m1 stop

€741American Airlines

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Wed, 24 Dec - Mon, 5 Jan

12:55 - 20:18DUB-HOU

13h 23m1 stop

12:16 - 08:40HOU-DUB

14h 24m2 stops

€752American Airlines

Find Deal

Sat, 6 Dec - Tue, 9 Dec

06:00 - 23:56ORK-IAH

23h 56m2 stops

15:03 - 15:00IAH-ORK

17h 57m2 stops

€810KLM

Find Deal

Sat, 31 Jan - Sun, 1 Feb

06:00 - 22:11ORK-IAH

22h 11m2 stops

12:36 - 15:00IAH-ORK

20h 24m2 stops

€811KLM

Find Deal

Sat, 31 Jan - Sun, 1 Feb

Iberia flights from Ireland to Houston

Our best Iberia deals on Ireland to Houston flight tickets

Iberia

23 Dec

DUB13:00Dublin

12h 50m

1 stop

HOU19:50Houston Hobby

5 Jan

HOU12:09Houston Hobby

13h 06m

1 stop

DUB07:15Dublin

€739

Find similar

Iberia

26 Dec

DUB12:55Dublin

12h 49m

1 stop

HOU19:44Houston Hobby

5 Jan

HOU12:09Houston Hobby

13h 06m

1 stop

DUB07:15Dublin

€866

Find similar

Iberia

26 Dec

DUB12:55Dublin

12h 49m

1 stop

HOU19:44Houston Hobby

5 Jan

HOU12:09Houston Hobby

13h 06m

1 stop

DUB07:15Dublin

€867

Find similar

KLM flights from Ireland to Houston

Our best KLM deals on Ireland to Houston flight tickets

KLM

15 Jan

DUB08:50Dublin

19h 43m

2 stops

HOU22:33Houston Hobby

22 Jan

HOU11:09Houston Hobby

14h 56m

2 stops

DUB08:05Dublin

€796

Find similar

KLM

31 Jan

ORK06:00Cork

23h 56m

2 stops

IAH23:56Houston George Bush Intcntl

1 Feb

IAH15:03Houston George Bush Intcntl

17h 57m

2 stops

ORK15:00Cork

€810

Find similar

KLM

31 Jan

ORK06:00Cork

22h 11m

2 stops

IAH22:11Houston George Bush Intcntl

1 Feb

IAH12:36Houston George Bush Intcntl

20h 24m

2 stops

ORK15:00Cork

€811

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 14/1

11:30-15:19

3 stops33h 49m

Houston George Bush Intcntl

Mon 19/1

06:30-10:15

2 stops21h 45m

€535

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 17/1

07:50-22:41

2 stops20h 51m

Houston George Bush Intcntl

Mon 2/2

12:16-14:50

2 stops20h 34m

€544

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 15/1

12:30-23:56

2 stops41h 26m

Houston George Bush Intcntl

Thu 22/1

09:54-09:25

2 stops41h 31m

€549

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 15/1

12:30-23:56

2 stops41h 26m

Houston George Bush Intcntl

Sat 31/1

12:40-11:45

2 stops41h 05m

€554

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sat 17/1

13:25-10:21

2 stops26h 56m

Houston Hobby

Mon 2/2

05:45-15:45

2 stops28h 00m

€729

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 15/1

05:55-22:33

2 stops22h 38m

Houston Hobby

Fri 30/1

05:45-15:45

2 stops28h 00m

€730

DublinHouston

DUB - HOU

DUBHOU

Dublin

Wed 24/12

11:30-11:39

2 stops30h 09m

Houston Hobby

Mon 5/1

09:05-07:15

1 stop16h 10m

€741

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sat 6/12

12:55-20:18

1 stop13h 23m

Houston Hobby

Tue 9/12

12:16-08:40

2 stops14h 24m

€752

CorkHouston

ORK - IAH

ORKIAH

Cork

Sat 31/1

06:00-23:56

2 stops23h 56m

Houston George Bush Intcntl

Sun 1/2

15:03-15:00

2 stops17h 57m

€810

CorkHouston

ORK - IAH

ORKIAH

Cork

Sat 31/1

06:00-22:11

2 stops22h 11m

Houston George Bush Intcntl

Sun 1/2

12:36-15:00

2 stops20h 24m

€811

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 €623. 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 €652.

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 €591. 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 €755.

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 €588. 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 €725. 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 €587	Free Cancellation	Rating 7.7 1,418 reviews	Search KLM flights
American Airlines	PriceFrom €619	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
United Airlines	PriceFrom €685	Free Cancellation	Rating 7.4 9,034 reviews	Search United Airlines flights
Lufthansa	PriceFrom €723	Free Cancellation	Rating 6.8 7,581 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.