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Cheap flights from Ireland to Houston from $374

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 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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 - 5:02 pm
DUB
-
IAH
12h 22m
1 stop
JetBlue Logo
11:54 am - 9:00 am
IAH
-
DUB
15h 06m
1 stop
$636JetBlue
Thu, Aug 27 - Thu, Sep 3
JetBlue Logo
10:40 am - 5:02 pm
DUB
-
IAH
12h 22m
1 stop
JetBlue Logo
11:53 am - 9:00 am
IAH
-
DUB
15h 07m
1 stop
$646JetBlue
Thu, Aug 27 - Sun, Aug 30
JetBlue Logo
11:30 am - 4:50 pm
DUB
-
IAH
35h 20m
1 stop
JetBlue Logo
11:54 am - 9:00 am
IAH
-
DUB
15h 06m
1 stop
$647JetBlue
Wed, Aug 26 - Wed, Sep 2
JetBlue Logo
10:40 am - 5:02 pm
DUB
-
IAH
12h 22m
1 stop
JetBlue Logo
1:20 pm - 8:20 am
IAH
-
DUB
13h 00m
1 stop
$659JetBlue
Thu, Aug 27 - Sun, Aug 30
JetBlue Logo
10:40 am - 5:02 pm
DUB
-
IAH
12h 22m
1 stop
JetBlue Logo
1:20 pm - 8:20 am
IAH
-
DUB
13h 00m
1 stop
$670JetBlue
Thu, Aug 27 - Sun, Aug 30
JetBlue Logo
10:40 am - 5:02 pm
DUB
-
IAH
12h 22m
1 stop
JetBlue Logo
1:20 pm - 8:20 am
IAH
-
DUB
13h 00m
1 stop
$671JetBlue
Thu, Aug 27 - Sun, Aug 30
JetBlue Logo
11:30 am - 11:01 am
DUB
-
IAH
29h 31m
1 stop
JetBlue Logo
11:54 am - 9:00 am
IAH
-
DUB
15h 06m
1 stop
$674JetBlue
Wed, Aug 26 - Wed, Sep 2
JetBlue Logo
10:40 am - 12:23 pm
DUB
-
IAH
31h 43m
1 stop
JetBlue Logo
11:53 am - 9:00 am
IAH
-
DUB
15h 07m
1 stop
$688JetBlue
Thu, Aug 13 - Wed, Aug 26
JetBlue Logo
10:40 am - 12:23 pm
DUB
-
IAH
31h 43m
1 stop
JetBlue Logo
6:00 pm - 9:00 am
IAH
-
DUB
33h 00m
1 stop
$693JetBlue
Fri, Aug 28 - Fri, Sep 4
JetBlue Logo
10:40 am - 5:02 pm
DUB
-
IAH
12h 22m
1 stop
JetBlue Logo
11:53 am - 9:00 am
IAH
-
DUB
15h 07m
1 stop
$721JetBlue
Thu, Aug 27 - Sat, Sep 5

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Iberia flights from Ireland to Houston

Our best Iberia deals on Ireland to Houston flight tickets
Iberia
Nov 16
DUB1:00 pmDublin
12h 39m
1 stop
HOU7:39 pmHouston Hobby
Nov 25
HOU11:35 amHouston Hobby
13h 40m
1 stop
DUB7:15 amDublin
$945
Iberia
Sep 4
DUB12:40 pmDublin
13h 11m
1 stop
HOU7:51 pmHouston Hobby
Sep 11
HOU1:56 pmHouston Hobby
13h 49m
1 stop
DUB9:45 amDublin
$954
Iberia
Aug 26
DUB12:40 pmDublin
13h 11m
1 stop
HOU7:51 pmHouston Hobby
Sep 2
HOU3:57 pmHouston Hobby
11h 48m
1 stop
DUB9:45 amDublin
$955

Delta flights from Ireland to Houston

Our best Delta deals on Ireland to Houston flight tickets
Delta
Nov 16
DUB1:25 pmDublin
26h 05m
2 stops
HOU9:30 amHouston Hobby
Nov 25
HOU5:30 pmHouston Hobby
15h 00m
2 stops
DUB2:30 pmDublin
$987
Delta
Dec 1
DUB9:40 amDublin
19h 33m
1 stop
HOU11:13 pmHouston Hobby
Dec 11
HOU6:00 amHouston Hobby
19h 45m
1 stop
DUB7:45 amDublin
$1,000
Delta
Sep 27
DUB11:00 amDublin
29h 00m
1 stop
HOU10:00 amHouston Hobby
Oct 4
HOU2:25 pmHouston Hobby
12h 20m
1 stop
DUB8:45 amDublin
$1,017

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 August 3, 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

Thu 8/27

10:40 am-5:02 pm

1 stop12h 22m

Houston George Bush Intcntl

Thu 9/3

11:54 am-9:00 am

1 stop15h 06m

$636

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 8/27

10:40 am-5:02 pm

1 stop12h 22m

Houston George Bush Intcntl

Sun 8/30

11:53 am-9:00 am

1 stop15h 07m

$646

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 8/26

11:30 am-4:50 pm

1 stop35h 20m

Houston George Bush Intcntl

Wed 9/2

11:54 am-9:00 am

1 stop15h 06m

$647
Quickest round-trip

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 8/27

10:40 am-5:02 pm

1 stop12h 22m

Houston George Bush Intcntl

Sun 8/30

1:20 pm-8:20 am

1 stop13h 00m

$659

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 8/27

10:40 am-5:02 pm

1 stop12h 22m

Houston George Bush Intcntl

Sun 8/30

1:20 pm-8:20 am

1 stop13h 00m

$670

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 8/27

10:40 am-5:02 pm

1 stop12h 22m

Houston George Bush Intcntl

Sun 8/30

1:20 pm-8:20 am

1 stop13h 00m

$671

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 8/26

11:30 am-11:01 am

1 stop29h 31m

Houston George Bush Intcntl

Wed 9/2

11:54 am-9:00 am

1 stop15h 06m

$674

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 8/13

10:40 am-12:23 pm

1 stop31h 43m

Houston George Bush Intcntl

Wed 8/26

11:53 am-9:00 am

1 stop15h 07m

$688

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 8/28

10:40 am-12:23 pm

1 stop31h 43m

Houston George Bush Intcntl

Fri 9/4

6:00 pm-9:00 am

1 stop33h 00m

$693

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 8/27

10:40 am-5:02 pm

1 stop12h 22m

Houston George Bush Intcntl

Sat 9/5

11:53 am-9:00 am

1 stop15h 07m

$721

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 $821. The month of September is another great option to travel to Houston, with average flight prices from Ireland averaging around $878.

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

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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