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

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

Which airlines fly to Houston?

United Airlines, American Airlines and KLM 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 37% 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 Dublin to Houston Hobby Airport is 12h 22m on average, while flying from Cork to Houston Hobby Airport is 14h 05m on average. Houston Hobby Airport is the most popular airport in 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 December 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.

€280 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

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Recent return flight deals from Ireland to Houston

Enter your travel dates to find the best prices.

19:05 - 23:34

DUB

IAH

34h 29m3 stops

07:45 - 10:30

IAH

DUB

20h 45m3 stops

€480Multiple Airlines

Thu, 22 Jan - Wed, 4 Feb

10:40 - 15:45

DUB

IAH

35h 05m1 stop

12:09 - 07:30

IAH

DUB

13h 21m1 stop

€539United Airlines

Sat, 24 Jan - Mon, 26 Jan

10:40 - 15:45

DUB

IAH

35h 05m1 stop

14:30 - 07:30

IAH

DUB

11h 00m1 stop

€540United Airlines

Sat, 24 Jan - Mon, 26 Jan

12:30 - 23:37

DUB

IAH

41h 07m2 stops

16:06 - 11:45

IAH

DUB

37h 39m2 stops

€557Scandinavian Airlines

Mon, 26 Jan - Mon, 9 Feb

12:30 - 21:13

DUB

IAH

38h 43m2 stops

16:06 - 11:45

IAH

DUB

37h 39m2 stops

€558Scandinavian Airlines

Thu, 22 Jan - Wed, 4 Feb

16:30 - 19:10

DUB

IAH

32h 40m1 stop

21:05 - 22:10

IAH

DUB

19h 05m1 stop

€589Turkish Airlines

Thu, 22 Jan - Wed, 4 Feb

11:15 - 13:30

ORK

IAH

32h 15m1 stop

15:30 - 10:45

IAH

ORK

13h 15m1 stop

€811KLM

Wed, 24 Dec - Sun, 28 Dec

11:15 - 23:51

ORK

IAH

18h 36m2 stops

15:30 - 10:45

IAH

ORK

13h 15m1 stop

€816KLM

Wed, 24 Dec - Sun, 28 Dec

07:50 - 20:00

SNN

IAH

18h 10m1 stop

21:45 - 16:45

IAH

SNN

13h 00m1 stop

€873American Airlines

Thu, 22 Jan - Mon, 26 Jan

07:50 - 20:00

SNN

IAH

18h 10m1 stop

15:50 - 16:45

IAH

SNN

18h 55m1 stop

€874American Airlines

Thu, 29 Jan - Mon, 2 Feb

Delta flights from Ireland to Houston

Our best Delta deals on Ireland to Houston flight tickets

Delta

22 Jan

DUB05:55Dublin

22h 38m

2 stops

HOU22:33Houston Hobby

4 Feb

HOU05:45Houston Hobby

23h 05m

2 stops

DUB10:50Dublin

€748

Find similar

Delta

1 Mar

DUB05:55Dublin

22h 33m

2 stops

HOU22:28Houston Hobby

7 Mar

HOU05:25Houston Hobby

20h 20m

2 stops

DUB07:45Dublin

€751

Find similar

Delta

1 Mar

DUB09:45Dublin

12h 43m

1 stop

HOU16:28Houston Hobby

7 Mar

HOU05:25Houston Hobby

20h 20m

1 stop

DUB07:45Dublin

€760

Find similar

American Airlines flights from Ireland to Houston

Our best American Airlines deals on Ireland to Houston flight tickets

American Airlines

22 Jan

DUB10:30Dublin

33h 35m

1 stop

IAH14:05Houston George Bush Intcntl

26 Jan

IAH21:45Houston George Bush Intcntl

15h 55m

1 stop

DUB19:40Dublin

€736

Find similar

American Airlines

22 Jan

DUB10:30Dublin

15h 30m

1 stop

IAH20:00Houston George Bush Intcntl

4 Feb

IAH15:50Houston George Bush Intcntl

14h 25m

1 stop

DUB12:15Dublin

€736

Find similar

American Airlines

22 Jan

DUB10:30Dublin

18h 12m

2 stops

IAH22:42Houston George Bush Intcntl

26 Jan

IAH21:45Houston George Bush Intcntl

15h 55m

1 stop

DUB19:40Dublin

€740

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 22/1

19:05-23:34

3 stops34h 29m

Houston George Bush Intcntl

Wed 4/2

07:45-10:30

3 stops20h 45m

€480

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 24/1

10:40-15:45

1 stop35h 05m

Houston George Bush Intcntl

Mon 26/1

12:09-07:30

1 stop13h 21m

€539

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 24/1

10:40-15:45

1 stop35h 05m

Houston George Bush Intcntl

Mon 26/1

14:30-07:30

1 stop11h 00m

€540

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 26/1

12:30-23:37

2 stops41h 07m

Houston George Bush Intcntl

Mon 9/2

16:06-11:45

2 stops37h 39m

€557

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 22/1

12:30-21:13

2 stops38h 43m

Houston George Bush Intcntl

Wed 4/2

16:06-11:45

2 stops37h 39m

€558

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 22/1

16:30-19:10

1 stop32h 40m

Houston George Bush Intcntl

Wed 4/2

21:05-22:10

1 stop19h 05m

€589

CorkHouston

ORK - IAH

ORKIAH

Cork

Wed 24/12

11:15-13:30

1 stop32h 15m

Houston George Bush Intcntl

Sun 28/12

15:30-10:45

1 stop13h 15m

€811

CorkHouston

ORK - IAH

ORKIAH

Cork

Wed 24/12

11:15-23:51

2 stops18h 36m

Houston George Bush Intcntl

Sun 28/12

15:30-10:45

1 stop13h 15m

€816

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Thu 22/1

07:50-20:00

1 stop18h 10m

Houston George Bush Intcntl

Mon 26/1

21:45-16:45

1 stop13h 00m

€873

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Thu 29/1

07:50-20:00

1 stop18h 10m

Houston George Bush Intcntl

Mon 2/2

15:50-16:45

1 stop18h 55m

€874

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 September is, on average, the cheapest month to fly to Houston from Ireland, with most prices found around €645. If you are unable to visit Houston during the month of September, then departing from Ireland during the month May is also very affordable. Most momondo users find prices during this month for around €673.

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 €585. 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 €747.

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 €582. 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 €717. 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

Fastest flight time	12h 22m
Direct flights	None

The fastest flight from Ireland to Houston takes 12h 22m

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 December 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 €591	Free Cancellation	Rating 7.7 1,431 reviews	Search KLM flights
American Airlines	PriceFrom €673	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
United Airlines	PriceFrom €687	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Lufthansa	PriceFrom €715	Free Cancellation	Rating 6.8 7,619 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.