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Cheap flights from Ireland to Houston from $366

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Houston departing on 6/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ireland to Houston

Recent round-trip flight deals from Ireland to Houston

Enter your travel dates to find the best prices.
JetBlue Logo
10:40 am - 12:05 pm
DUB
-
IAH
31h 25m
1 stop
JetBlue Logo
5:15 pm - 9:00 am
IAH
-
DUB
33h 45m
1 stop
$677JetBlue
Fri, Sep 11 - Sat, Sep 19
JetBlue Logo
10:40 am - 12:05 pm
DUB
-
IAH
31h 25m
1 stop
JetBlue Logo
5:15 pm - 9:00 am
IAH
-
DUB
33h 45m
1 stop
$684JetBlue
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
7:50 pm - 10:16 pm
DUB
-
IAH
32h 26m
3 stops
Multiple Airlines Logo
6:00 am - 10:25 am
IAH
-
DUB
22h 25m
3 stops
$708Multiple Airlines
Fri, May 8 - Sun, May 10
JetBlue Logo
10:40 am - 12:05 pm
DUB
-
IAH
31h 25m
1 stop
JetBlue Logo
7:05 pm - 8:20 am
IAH
-
DUB
31h 15m
1 stop
$719JetBlue
Tue, Oct 13 - Sun, Oct 18
Multiple Airlines Logo
7:50 pm - 11:36 pm
DUB
-
IAH
33h 46m
3 stops
Multiple Airlines Logo
6:50 am - 7:05 pm
IAH
-
DUB
30h 15m
2 stops
$722Multiple Airlines
Fri, May 8 - Sun, May 10
Iberia Logo
12:40 pm - 11:54 pm
DUB
-
HOU
17h 14m
1 stop
Iberia Logo
12:50 pm - 9:45 am
HOU
-
DUB
14h 55m
1 stop
$959Iberia
Mon, May 18 - Tue, Jun 2
Iberia Logo
12:40 pm - 11:54 pm
DUB
-
HOU
17h 14m
1 stop
Iberia Logo
12:42 pm - 9:45 am
HOU
-
DUB
15h 03m
1 stop
$961Iberia
Fri, May 8 - Sun, May 10
American Airlines Logo
12:40 pm - 7:49 pm
DUB
-
HOU
13h 09m
1 stop
American Airlines Logo
4:15 pm - 9:45 am
HOU
-
DUB
11h 30m
1 stop
$970American Airlines
Mon, May 18 - Mon, May 25
British Airways Logo
7:30 am - 11:59 pm
SNN
-
HOU
22h 29m
2 stops
British Airways Logo
6:40 pm - 4:10 pm
HOU
-
SNN
15h 30m
2 stops
$1,049British Airways
Tue, Jun 2 - Tue, Jun 9
British Airways Logo
7:10 am - 7:51 pm
ORK
-
HOU
18h 41m
2 stops
British Airways Logo
12:42 pm - 7:50 pm
HOU
-
ORK
25h 08m
2 stops
$1,071British Airways
Wed, May 6 - Sun, May 10

American Airlines flights from Ireland to Houston

Our best American Airlines deals on Ireland to Houston flight tickets
American Airlines
Apr 30
DUB9:30 amDublin
12h 21m
1 stop
IAH3:51 pmHouston George Bush Intcntl
May 14
IAH3:22 pmHouston George Bush Intcntl
12h 13m
1 stop
DUB9:35 amDublin
$960
American Airlines
May 18
DUB12:40 pmDublin
13h 09m
1 stop
HOU7:49 pmHouston Hobby
May 25
HOU4:15 pmHouston Hobby
11h 30m
1 stop
DUB9:45 amDublin
$970
American Airlines
Apr 30
DUB9:30 amDublin
16h 21m
1 stop
HOU7:51 pmHouston Hobby
May 14
HOU12:42 pmHouston Hobby
15h 03m
1 stop
DUB9:45 amDublin
$1,013

British Airways flights from Ireland to Houston

Our best British Airways deals on Ireland to Houston flight tickets
British Airways
Apr 30
DUB9:30 amDublin
13h 53m
1 stop
IAH5:23 pmHouston George Bush Intcntl
May 14
IAH6:27 pmHouston George Bush Intcntl
11h 23m
1 stop
DUB11:50 amDublin
$1,012
British Airways
Jun 2
SNN7:30 amShannon
22h 29m
2 stops
HOU11:59 pmHouston Hobby
Jun 9
HOU6:40 pmHouston Hobby
15h 30m
2 stops
SNN4:10 pmShannon
$1,049
British Airways
May 6
ORK7:10 amCork
18h 41m
2 stops
HOU7:51 pmHouston Hobby
May 10
HOU12:42 pmHouston Hobby
25h 08m
2 stops
ORK7:50 pmCork
$1,071

momondo Fare Finder

 
Customize your flight search to find flights from Ireland to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 22, 2026.
Use the filters below to find and compare flights from Ireland to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 9/11

10:40 am-12:05 pm

1 stop31h 25m

Houston George Bush Intcntl

Sat 9/19

5:15 pm-9:00 am

1 stop33h 45m

$677

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 9/12

10:40 am-12:05 pm

1 stop31h 25m

Houston George Bush Intcntl

Sat 9/19

5:15 pm-9:00 am

1 stop33h 45m

$684

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 5/8

7:50 pm-10:16 pm

3 stops32h 26m

Houston George Bush Intcntl

Sun 5/10

6:00 am-10:25 am

3 stops22h 25m

$708

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 10/13

10:40 am-12:05 pm

1 stop31h 25m

Houston George Bush Intcntl

Sun 10/18

7:05 pm-8:20 am

1 stop31h 15m

$719

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 5/8

7:50 pm-11:36 pm

3 stops33h 46m

Houston George Bush Intcntl

Sun 5/10

6:50 am-7:05 pm

2 stops30h 15m

$722

DublinHouston

DUB - HOU

DUBHOU

Dublin

Mon 5/18

12:40 pm-11:54 pm

1 stop17h 14m

Houston Hobby

Tue 6/2

12:50 pm-9:45 am

1 stop14h 55m

$959

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 5/8

12:40 pm-11:54 pm

1 stop17h 14m

Houston Hobby

Sun 5/10

12:42 pm-9:45 am

1 stop15h 03m

$961
Quickest round-trip

DublinHouston

DUB - HOU

DUBHOU

Dublin

Mon 5/18

12:40 pm-7:49 pm

1 stop13h 09m

Houston Hobby

Mon 5/25

4:15 pm-9:45 am

1 stop11h 30m

$970

ShannonHouston

SNN - HOU

SNNHOU

Shannon

Tue 6/2

7:30 am-11:59 pm

2 stops22h 29m

Houston Hobby

Tue 6/9

6:40 pm-4:10 pm

2 stops15h 30m

$1,049

CorkHouston

ORK - HOU

ORKHOU

Cork

Wed 5/6

7:10 am-7:51 pm

2 stops18h 41m

Houston Hobby

Sun 5/10

12:42 pm-7:50 pm

2 stops25h 08m

$1,071

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

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

What is the cheapest month to fly to Houston?

The month of November is, on average, the cheapest month to fly to Houston from Ireland, with most prices found around $798. The month of January is another great option to travel to Houston, with average flight prices from Ireland averaging around $887.

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 39m

Direct flights

None
The fastest flight from Ireland to Houston takes 12h 39m
There are no direct flights from Ireland to Houston. There are no popular flight routes from Ireland to Houston.
Search flight deals

Frequently asked questions about flying 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.

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.

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