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Cheap flights from Ireland to Houston from $359

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 8/3. 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
11:30 am - 10:59 am
DUB
-
IAH
29h 29m
1 stop
JetBlue Logo
11:41 am - 9:00 am
IAH
-
DUB
15h 19m
1 stop
$624JetBlue
Thu, Aug 27 - Sat, Sep 5
JetBlue Logo
10:40 am - 12:32 pm
DUB
-
IAH
31h 52m
1 stop
JetBlue Logo
11:51 am - 9:00 am
IAH
-
DUB
15h 09m
1 stop
$675JetBlue
Wed, Jun 24 - Sun, Jun 28
Multiple Airlines Logo
11:30 am - 10:55 am
DUB
-
IAH
29h 25m
1 stop
Multiple Airlines Logo
3:30 pm - 2:35 pm
IAH
-
DUB
17h 05m
1 stop
$723Multiple Airlines
Tue, Sep 8 - Wed, Sep 16
Multiple Airlines Logo
11:30 am - 10:55 am
DUB
-
IAH
29h 25m
1 stop
Multiple Airlines Logo
3:30 pm - 2:35 pm
IAH
-
DUB
17h 05m
1 stop
$728Multiple Airlines
Tue, Sep 8 - Wed, Sep 16
Iberia Logo
12:40 pm - 7:44 pm
DUB
-
HOU
13h 04m
1 stop
Iberia Logo
9:37 am - 9:45 am
HOU
-
DUB
18h 08m
1 stop
$898Iberia
Thu, Aug 27 - Sat, Sep 5
Iberia Logo
12:40 pm - 7:51 pm
DUB
-
HOU
13h 11m
1 stop
Iberia Logo
1:08 pm - 9:45 am
HOU
-
DUB
14h 37m
1 stop
$906Iberia
Tue, Oct 13 - Sun, Oct 18
American Airlines Logo
12:40 pm - 7:51 pm
DUB
-
HOU
13h 11m
1 stop
American Airlines Logo
1:08 pm - 9:45 am
HOU
-
DUB
14h 37m
1 stop
$907American Airlines
Tue, Oct 13 - Sun, Oct 18
American Airlines Logo
12:40 pm - 7:51 pm
DUB
-
HOU
13h 11m
1 stop
American Airlines Logo
1:08 pm - 9:45 am
HOU
-
DUB
14h 37m
1 stop
$909American Airlines
Tue, Oct 13 - Sun, Oct 18
Delta Logo
8:55 am - 9:43 pm
DUB
-
HOU
18h 48m
2 stops
Delta Logo
6:00 am - 3:25 pm
HOU
-
DUB
27h 25m
2 stops
$930Delta
Tue, Oct 13 - Sun, Oct 18
Delta Logo
1:25 pm - 9:50 am
DUB
-
HOU
26h 25m
2 stops
Delta Logo
6:00 am - 3:25 pm
HOU
-
DUB
27h 25m
2 stops
$932Delta
Thu, Aug 27 - Sat, Sep 5

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American Airlines flights from Ireland to Houston

Our best American Airlines deals on Ireland to Houston flight tickets
American Airlines
Oct 13
DUB12:40 pmDublin
13h 11m
1 stop
HOU7:51 pmHouston Hobby
Oct 18
HOU1:08 pmHouston Hobby
14h 37m
1 stop
DUB9:45 amDublin
$907
American Airlines
Oct 13
DUB12:40 pmDublin
13h 11m
1 stop
HOU7:51 pmHouston Hobby
Oct 18
HOU1:08 pmHouston Hobby
14h 37m
1 stop
DUB9:45 amDublin
$909
American Airlines
Oct 16
DUB12:40 pmDublin
17h 13m
1 stop
HOU11:53 pmHouston Hobby
Oct 25
HOU1:08 pmHouston Hobby
13h 07m
1 stop
DUB7:15 amDublin
$910

Iberia flights from Ireland to Houston

Our best Iberia deals on Ireland to Houston flight tickets
Iberia
Oct 18
DUB11:45 amDublin
13h 58m
1 stop
IAH7:43 pmHouston George Bush Intcntl
Oct 25
IAH2:08 pmHouston George Bush Intcntl
12h 07m
1 stop
DUB7:15 amDublin
$887
Iberia
Aug 27
DUB12:40 pmDublin
13h 04m
1 stop
HOU7:44 pmHouston Hobby
Sep 5
HOU9:37 amHouston Hobby
18h 08m
1 stop
DUB9:45 amDublin
$898
Iberia
Oct 13
DUB12:40 pmDublin
13h 11m
1 stop
HOU7:51 pmHouston Hobby
Oct 18
HOU1:08 pmHouston Hobby
14h 37m
1 stop
DUB9:45 amDublin
$906

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 June 14, 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

11:30 am-10:59 am

1 stop29h 29m

Houston George Bush Intcntl

Sat 9/5

11:41 am-9:00 am

1 stop15h 19m

$624

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 6/24

10:40 am-12:32 pm

1 stop31h 52m

Houston George Bush Intcntl

Sun 6/28

11:51 am-9:00 am

1 stop15h 09m

$675

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 9/8

11:30 am-10:55 am

1 stop29h 25m

Houston George Bush Intcntl

Wed 9/16

3:30 pm-2:35 pm

1 stop17h 05m

$723

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 9/8

11:30 am-10:55 am

1 stop29h 25m

Houston George Bush Intcntl

Wed 9/16

3:30 pm-2:35 pm

1 stop17h 05m

$728

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 8/27

12:40 pm-7:44 pm

1 stop13h 04m

Houston Hobby

Sat 9/5

9:37 am-9:45 am

1 stop18h 08m

$898
Quickest round-trip

DublinHouston

DUB - HOU

DUBHOU

Dublin

Tue 10/13

12:40 pm-7:51 pm

1 stop13h 11m

Houston Hobby

Sun 10/18

1:08 pm-9:45 am

1 stop14h 37m

$906

DublinHouston

DUB - HOU

DUBHOU

Dublin

Tue 10/13

12:40 pm-7:51 pm

1 stop13h 11m

Houston Hobby

Sun 10/18

1:08 pm-9:45 am

1 stop14h 37m

$907

DublinHouston

DUB - HOU

DUBHOU

Dublin

Tue 10/13

12:40 pm-7:51 pm

1 stop13h 11m

Houston Hobby

Sun 10/18

1:08 pm-9:45 am

1 stop14h 37m

$909

DublinHouston

DUB - HOU

DUBHOU

Dublin

Tue 10/13

8:55 am-9:43 pm

2 stops18h 48m

Houston Hobby

Sun 10/18

6:00 am-3:25 pm

2 stops27h 25m

$930

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 8/27

1:25 pm-9:50 am

2 stops26h 25m

Houston Hobby

Sat 9/5

6:00 am-3:25 pm

2 stops27h 25m

$932

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 June is, on average, the cheapest month to fly to Houston from Ireland, with most prices found around $588. The month of July is another great option to travel to Houston, with average flight prices from Ireland averaging around $645.

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 01m

Direct flights

None
The fastest flight from Ireland to Houston takes 13h 01m
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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