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

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

Which airlines fly to Houston?

United Airlines, KLM and American Airlines 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 36% 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 18h 01m on average, while flying from Cork to Houston Hobby Airport is 18h 20m 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 January 2026.

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.

€289 Cheap Flights from Ireland to Houston in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

13:15 - 09:07

DUB

IAH

25h 52m2 stops

07:05 - 05:15

IAH

DUB

16h 10m1 stop

€492Multiple Airlines

Thu, 5 Feb - Thu, 19 Feb

20:05 - 23:51

DUB

IAH

33h 46m3 stops

07:05 - 19:10

IAH

DUB

30h 05m2 stops

€498Multiple Airlines

Fri, 1 May - Fri, 8 May

07:50 - 23:34

DUB

IAH

21h 44m2 stops

12:16 - 14:50

IAH

DUB

20h 34m2 stops

€501Multiple Airlines

Mon, 26 Jan - Mon, 9 Feb

13:15 - 23:34

DUB

IAH

16h 19m2 stops

20:29 - 05:15

IAH

DUB

26h 46m2 stops

€531Multiple Airlines

Mon, 2 Feb - Mon, 16 Feb

10:40 - 19:10

DUB

IAH

38h 30m1 stop

21:05 - 09:40

IAH

DUB

30h 35m1 stop

€587Turkish Airlines

Mon, 26 Jan - Mon, 9 Feb

13:25 - 10:21

DUB

HOU

26h 56m2 stops

11:09 - 15:45

HOU

DUB

22h 36m2 stops

€699Delta

Fri, 23 Jan - Mon, 26 Jan

08:50 - 10:21

DUB

HOU

31h 31m2 stops

17:04 - 15:45

HOU

DUB

16h 41m2 stops

€700Delta

Fri, 23 Jan - Mon, 26 Jan

09:45 - 10:01

DUB

HOU

30h 16m1 stop

14:13 - 07:45

HOU

DUB

12h 32m1 stop

€710KLM

Sun, 22 Feb - Tue, 10 Mar

07:50 - 20:00

SNN

IAH

18h 10m1 stop

14:41 - 11:30

IAH

SNN

14h 49m2 stops

€998American Airlines

Thu, 15 Jan - Mon, 19 Jan

11:55 - 14:05

ORK

IAH

32h 10m1 stop

15:50 - 11:10

IAH

ORK

13h 20m1 stop

€1,016American Airlines

Sun, 22 Feb - Thu, 26 Feb

KLM flights from Ireland to Houston

Our best KLM deals on Ireland to Houston flight tickets

KLM

16 Feb

DUB17:15Dublin

26h 15m

1 stop

IAH13:30Houston George Bush Intcntl

23 Feb

IAH12:49Houston George Bush Intcntl

13h 56m

1 stop

DUB08:45Dublin

€681

Find similar

KLM

17 Jan

ORK06:00Cork

13h 30m

1 stop

IAH13:30Houston George Bush Intcntl

21 Jan

IAH12:20Houston George Bush Intcntl

18h 35m

2 stops

ORK12:55Cork

€702

Find similar

KLM

17 Jan

ORK06:00Cork

20h 09m

2 stops

IAH20:09Houston George Bush Intcntl

21 Jan

IAH16:25Houston George Bush Intcntl

14h 30m

2 stops

ORK12:55Cork

€707

Find similar

British Airways flights from Ireland to Houston

Our best British Airways deals on Ireland to Houston flight tickets

British Airways

6 Feb

DUB20:35Dublin

23h 30m

1 stop

IAH14:05Houston George Bush Intcntl

9 Feb

IAH18:10Houston George Bush Intcntl

15h 10m

2 stops

DUB15:20Dublin

€690

Find similar

British Airways

26 Jan

DUB16:00Dublin

28h 05m

1 stop

IAH14:05Houston George Bush Intcntl

9 Feb

IAH15:50Houston George Bush Intcntl

14h 45m

1 stop

DUB12:35Dublin

€693

Find similar

British Airways

26 Jan

DUB10:45Dublin

15h 15m

1 stop

IAH20:00Houston George Bush Intcntl

9 Feb

IAH21:45Houston George Bush Intcntl

13h 20m

1 stop

DUB17:05Dublin

€697

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 5/2

13:15-09:07

2 stops25h 52m

Houston George Bush Intcntl

Thu 19/2

07:05-05:15

1 stop16h 10m

€492

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 1/5

20:05-23:51

3 stops33h 46m

Houston George Bush Intcntl

Fri 8/5

07:05-19:10

2 stops30h 05m

€498

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 26/1

07:50-23:34

2 stops21h 44m

Houston George Bush Intcntl

Mon 9/2

12:16-14:50

2 stops20h 34m

€501

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 2/2

13:15-23:34

2 stops16h 19m

Houston George Bush Intcntl

Mon 16/2

20:29-05:15

2 stops26h 46m

€531

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 26/1

10:40-19:10

1 stop38h 30m

Houston George Bush Intcntl

Mon 9/2

21:05-09:40

1 stop30h 35m

€587

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 23/1

13:25-10:21

2 stops26h 56m

Houston Hobby

Mon 26/1

11:09-15:45

2 stops22h 36m

€699

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 23/1

08:50-10:21

2 stops31h 31m

Houston Hobby

Mon 26/1

17:04-15:45

2 stops16h 41m

€700

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sun 22/2

09:45-10:01

1 stop30h 16m

Houston Hobby

Tue 10/3

14:13-07:45

1 stop12h 32m

€710

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Thu 15/1

07:50-20:00

1 stop18h 10m

Houston George Bush Intcntl

Mon 19/1

14:41-11:30

2 stops14h 49m

€998

CorkHouston

ORK - IAH

ORKIAH

Cork

Sun 22/2

11:55-14:05

1 stop32h 10m

Houston George Bush Intcntl

Thu 26/2

15:50-11:10

1 stop13h 20m

€1,016

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 €639. 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 €667.

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	18h 01m
Direct flights	None

The fastest flight from Ireland to Houston takes 18h 01m

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 January 2026.
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 €586	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
American Airlines	PriceFrom €667	Free Cancellation	Rating 7.2 11,081 reviews	Search American Airlines flights
United Airlines	PriceFrom €681	Free Cancellation	Rating 7.4 9,137 reviews	Search United Airlines flights
Lufthansa	PriceFrom €709	Free Cancellation	Rating 6.8 7,676 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.