How long does it take to fly to Houston?

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 14h 05m on average, while flying from Dublin to Houston Hobby Airport is 14h 28m on average. Houston Hobby Airport is the most popular airport in Houston.

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

WestJet, British Airways, and American Airlines 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 refresh daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$281 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 round-trip flight deals from Ireland to Houston

Enter your travel dates to find the best prices.

7:45 am - 11:34 pm

DUB

IAH

21h 49m2 stops

12:16 pm - 9:20 pm

IAH

DUB

27h 04m2 stops

$479Multiple Airlines

Fri, Jan 23 - Mon, Jan 26

7:45 am - 11:34 pm

DUB

IAH

21h 49m2 stops

6:30 am - 9:20 pm

IAH

DUB

32h 50m3 stops

$497Multiple Airlines

Fri, Jan 23 - Mon, Jan 26

5:55 am - 10:33 pm

DUB

HOU

22h 38m2 stops

5:45 am - 3:45 pm

HOU

DUB

28h 00m2 stops

$788Delta

Fri, Jan 23 - Mon, Jan 26

6:00 am - 10:28 pm

DUB

HOU

22h 28m2 stops

5:25 am - 8:45 am

HOU

DUB

21h 20m2 stops

$819Delta

Sun, Mar 1 - Sat, Mar 7

10:55 am - 10:46 pm

DUB

HOU

17h 51m2 stops

10:15 am - 8:40 am

HOU

DUB

16h 25m2 stops

$860American Airlines

Sat, Feb 7 - Sun, Feb 15

11:30 am - 10:46 pm

DUB

HOU

17h 16m2 stops

12:47 pm - 8:40 am

HOU

DUB

13h 53m2 stops

$878American Airlines

Fri, Jan 23 - Mon, Jan 26

9:15 pm - 1:45 pm

SNN

IAH

22h 30m1 stop

1:38 pm - 11:20 am

IAH

SNN

15h 42m2 stops

$921British Airways

Wed, Apr 22 - Wed, May 6

7:40 am - 9:51 pm

SNN

HOU

20h 11m2 stops

2:32 pm - 11:20 am

HOU

SNN

14h 48m2 stops

$927British Airways

Wed, Apr 22 - Wed, May 6

7:50 am - 4:24 pm

SNN

IAH

38h 34m2 stops

12:10 pm - 4:45 pm

IAH

SNN

22h 35m2 stops

$961Air Canada

Thu, Jan 22 - Mon, Jan 26

7:40 am - 9:39 pm

ORK

IAH

19h 59m2 stops

12:10 pm - 11:10 am

IAH

ORK

17h 00m2 stops

$1,046Air Canada

Sat, Jan 31 - Sun, Feb 1

American Airlines flights from Ireland to Houston

Our best American Airlines deals on Ireland to Houston flight tickets

American Airlines

Feb 7

DUB10:55 amDublin

17h 51m

2 stops

HOU10:46 pmHouston Hobby

Feb 15

HOU10:15 amHouston Hobby

16h 25m

2 stops

DUB8:40 amDublin

$860

Find similar

American Airlines

Jan 23

DUB11:30 amDublin

17h 16m

2 stops

HOU10:46 pmHouston Hobby

Jan 26

HOU12:47 pmHouston Hobby

13h 53m

2 stops

DUB8:40 amDublin

$878

Find similar

American Airlines

Dec 6

DUB12:55 pmDublin

13h 23m

1 stop

HOU8:18 pmHouston Hobby

Dec 9

HOU12:16 pmHouston Hobby

14h 24m

2 stops

DUB8:40 amDublin

$950

Find similar

Delta flights from Ireland to Houston

Our best Delta deals on Ireland to Houston flight tickets

Delta

Jan 23

DUB5:55 amDublin

22h 38m

2 stops

HOU10:33 pmHouston Hobby

Jan 26

HOU5:45 amHouston Hobby

28h 00m

2 stops

DUB3:45 pmDublin

$788

Find similar

Delta

Mar 1

DUB6:00 amDublin

22h 28m

2 stops

HOU10:28 pmHouston Hobby

Mar 7

HOU5:25 amHouston Hobby

21h 20m

2 stops

DUB8:45 amDublin

$819

Find similar

Delta

Mar 1

DUB9:45 amDublin

12h 43m

1 stop

HOU4:28 pmHouston Hobby

Mar 7

HOU10:50 amHouston Hobby

14h 55m

1 stop

DUB7:45 amDublin

$824

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 1/23

7:45 am-11:34 pm

2 stops21h 49m

Houston George Bush Intcntl

Mon 1/26

12:16 pm-9:20 pm

2 stops27h 04m

$479

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 1/23

7:45 am-11:34 pm

2 stops21h 49m

Houston George Bush Intcntl

Mon 1/26

6:30 am-9:20 pm

3 stops32h 50m

$497

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 1/23

5:55 am-10:33 pm

2 stops22h 38m

Houston Hobby

Mon 1/26

5:45 am-3:45 pm

2 stops28h 00m

$788

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sun 3/1

6:00 am-10:28 pm

2 stops22h 28m

Houston Hobby

Sat 3/7

5:25 am-8:45 am

2 stops21h 20m

$819

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sat 2/7

10:55 am-10:46 pm

2 stops17h 51m

Houston Hobby

Sun 2/15

10:15 am-8:40 am

2 stops16h 25m

$860

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 1/23

11:30 am-10:46 pm

2 stops17h 16m

Houston Hobby

Mon 1/26

12:47 pm-8:40 am

2 stops13h 53m

$878

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Wed 4/22

9:15 pm-1:45 pm

1 stop22h 30m

Houston George Bush Intcntl

Wed 5/6

1:38 pm-11:20 am

2 stops15h 42m

$921

ShannonHouston

SNN - HOU

SNNHOU

Shannon

Wed 4/22

7:40 am-9:51 pm

2 stops20h 11m

Houston Hobby

Wed 5/6

2:32 pm-11:20 am

2 stops14h 48m

$927

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Thu 1/22

7:50 am-4:24 pm

2 stops38h 34m

Houston George Bush Intcntl

Mon 1/26

12:10 pm-4:45 pm

2 stops22h 35m

$961

CorkHouston

ORK - IAH

ORKIAH

Cork

Sat 1/31

7:40 am-9:39 pm

2 stops19h 59m

Houston George Bush Intcntl

Sun 2/1

12:10 pm-11:10 am

2 stops17h 00m

$1,046

Flights are sorted by cheapest round-trip 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 $717. The month of September is another great option to travel to Houston, with average flight prices from Ireland averaging around $751.

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

On average, the least expensive day to fly to Houston from Ireland is on a Monday. momondo users have found tickets for Monday departures for as low as $756. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $980.

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

Our data shows that the cheapest Ireland to Houston flights are usually those with departure times in the morning. Our users have found flights to Houston in the morning for as low as $852. Try not to purchase tickets in the evening because they tend to be around $868. Of course, these prices can vary depending on the time of year and what airport you fly to.

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	13h 42m
Direct flights	None

The fastest flight from Ireland to Houston takes 13h 42m

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 refresh daily.
How old do you have to be to fly from Ireland to Houston?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Ireland to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

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

All flight searches from Ireland to Houston on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Houston.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Ireland and alert you when they change.