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 Shannon to Houston Hobby Airport is 18h 10m 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.

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 35% 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.

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

WestJet is the most popular carrier 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 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.

€300 Cheap Flights from Ireland to Houston in 2026

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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.

19:05 - 23:34

DUB

IAH

34h 29m3 stops

06:25 - 10:45

IAH

DUB

22h 20m2 stops

€473Multiple Airlines

Thu, 29 Jan - Sun, 1 Feb

19:05 - 23:34

DUB

IAH

34h 29m3 stops

07:05 - 19:35

IAH

DUB

30h 30m2 stops

€491Multiple Airlines

Sun, 1 Feb - Sun, 15 Feb

16:30 - 19:10

DUB

IAH

32h 40m1 stop

21:05 - 09:40

IAH

DUB

30h 35m1 stop

€589Turkish Airlines

Mon, 26 Jan - Mon, 9 Feb

16:30 - 19:10

DUB

IAH

32h 40m1 stop

21:05 - 15:30

IAH

DUB

36h 25m1 stop

€589Turkish Airlines

Mon, 26 Jan - Mon, 9 Feb

13:10 - 10:05

DUB

HOU

26h 55m2 stops

12:18 - 09:50

HOU

DUB

15h 32m2 stops

€692American Airlines

Sat, 7 Feb - Sun, 15 Feb

08:50 - 22:33

DUB

HOU

19h 43m2 stops

17:04 - 15:45

HOU

DUB

16h 41m2 stops

€700Delta

Mon, 26 Jan - Mon, 9 Feb

13:25 - 16:10

DUB

HOU

32h 45m2 stops

17:04 - 15:45

HOU

DUB

16h 41m2 stops

€701Delta

Fri, 23 Jan - Mon, 26 Jan

11:55 - 14:05

ORK

IAH

32h 10m1 stop

18:16 - 15:25

IAH

ORK

15h 09m2 stops

€1,017American Airlines

Sun, 22 Feb - Thu, 26 Feb

07:50 - 20:00

SNN

IAH

18h 10m1 stop

15:50 - 11:30

IAH

SNN

13h 40m1 stop

€1,023British Airways

Sun, 22 Feb - Thu, 26 Feb

07:40 - 20:00

ORK

IAH

18h 20m1 stop

15:50 - 15:25

IAH

ORK

17h 35m1 stop

€1,024British Airways

Sun, 22 Feb - Thu, 26 Feb

American Airlines flights from Ireland to Houston

Our best American Airlines deals on Ireland to Houston flight tickets

American Airlines

7 Feb

DUB13:10Dublin

26h 55m

2 stops

HOU10:05Houston Hobby

15 Feb

HOU12:18Houston Hobby

15h 32m

2 stops

DUB09:50Dublin

€692

American Airlines

19 Jun

DUB12:40Dublin

26h 23m

1 stop

HOU09:03Houston Hobby

23 Jun

HOU16:15Houston Hobby

11h 30m

1 stop

DUB09:45Dublin

€766

American Airlines

19 Jun

DUB12:40Dublin

13h 12m

1 stop

HOU19:52Houston Hobby

22 Jun

HOU18:23Houston Hobby

33h 22m

1 stop

DUB09:45Dublin

€786

Delta flights from Ireland to Houston

Our best Delta deals on Ireland to Houston flight tickets

Delta

23 Jan

DUB05:55Dublin

13h 35m

1 stop

IAH13:30Houston George Bush Intcntl

26 Jan

IAH12:49Houston George Bush Intcntl

20h 56m

2 stops

DUB15:45Dublin

€695

Delta

7 Feb

DUB05:55Dublin

13h 35m

1 stop

IAH13:30Houston George Bush Intcntl

15 Feb

IAH05:30Houston George Bush Intcntl

20h 30m

2 stops

DUB08:00Dublin

€697

Delta

1 Mar

DUB05:55Dublin

13h 35m

1 stop

IAH13:30Houston George Bush Intcntl

7 Mar

IAH06:38Houston George Bush Intcntl

19h 07m

1 stop

DUB07:45Dublin

€699

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 29/1

19:05-23:34

3 stops34h 29m

Houston George Bush Intcntl

Sun 1/2

06:25-10:45

2 stops22h 20m

€473

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 1/2

19:05-23:34

3 stops34h 29m

Houston George Bush Intcntl

Sun 15/2

07:05-19:35

2 stops30h 30m

€491

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 26/1

16:30-19:10

1 stop32h 40m

Houston George Bush Intcntl

Mon 9/2

21:05-09:40

1 stop30h 35m

€588

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 26/1

16:30-19:10

1 stop32h 40m

Houston George Bush Intcntl

Mon 9/2

21:05-15:30

1 stop36h 25m

€589

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sat 7/2

13:10-10:05

2 stops26h 55m

Houston Hobby

Sun 15/2

12:18-09:50

2 stops15h 32m

€692

DublinHouston

DUB - HOU

DUBHOU

Dublin

Mon 26/1

08:50-22:33

2 stops19h 43m

Houston Hobby

Mon 9/2

17:04-15:45

2 stops16h 41m

€700

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 23/1

13:25-16:10

2 stops32h 45m

Houston Hobby

Mon 26/1

17:04-15:45

2 stops16h 41m

€701

CorkHouston

ORK - IAH

ORKIAH

Cork

Sun 22/2

11:55-14:05

1 stop32h 10m

Houston George Bush Intcntl

Thu 26/2

18:16-15:25

2 stops15h 09m

€1,017

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Sun 22/2

07:50-20:00

1 stop18h 10m

Houston George Bush Intcntl

Thu 26/2

15:50-11:30

1 stop13h 40m

€1,023

CorkHouston

ORK - IAH

ORKIAH

Cork

Sun 22/2

07:40-20:00

1 stop18h 20m

Houston George Bush Intcntl

Thu 26/2

15:50-15:25

1 stop17h 35m

€1,024

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.

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 10m
Direct flights	None

The fastest flight from Ireland to Houston takes 18h 10m

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 €591	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
American Airlines	PriceFrom €673	Free Cancellation	Rating 7.2 11,099 reviews	Search American Airlines flights
United Airlines	PriceFrom €687	Free Cancellation	Rating 7.4 9,145 reviews	Search United Airlines flights
Lufthansa	PriceFrom €715	Free Cancellation	Rating 6.8 7,710 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.