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Cheap flights from Ireland to Houston from $413

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 9/28. 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
11:30 am - 10:55 am
DUB
-
IAH
29h 25m
1 stop
JetBlue Logo
5:15 pm - 9:00 am
IAH
-
DUB
33h 45m
1 stop
$629JetBlue
Fri, Sep 18 - Fri, Oct 9
JetBlue Logo
10:40 am - 5:41 pm
DUB
-
IAH
13h 01m
1 stop
JetBlue Logo
11:58 am - 9:00 am
IAH
-
DUB
15h 02m
1 stop
$634JetBlue
Thu, Jul 9 - Wed, Jul 22
JetBlue Logo
11:30 am - 10:56 am
DUB
-
IAH
29h 26m
1 stop
JetBlue Logo
11:51 am - 9:00 am
IAH
-
DUB
15h 09m
1 stop
$642JetBlue
Fri, Jun 12 - Tue, Jun 16
KLM Logo
6:15 am - 1:20 pm
ORK
-
IAH
13h 05m
1 stop
KLM Logo
5:00 pm - 2:40 pm
IAH
-
ORK
15h 40m
1 stop
$929KLM
Fri, Jun 12 - Tue, Jun 16
KLM Logo
6:15 am - 1:20 pm
ORK
-
IAH
13h 05m
1 stop
KLM Logo
5:40 pm - 4:40 pm
IAH
-
ORK
17h 00m
2 stops
$934KLM
Fri, Jun 12 - Tue, Jun 16
British Airways Logo
9:15 pm - 1:20 pm
SNN
-
IAH
22h 05m
1 stop
British Airways Logo
4:57 pm - 4:10 pm
IAH
-
SNN
17h 13m
2 stops
$1,032British Airways
Wed, Jun 10 - Sun, Jun 14
British Airways Logo
9:15 pm - 6:18 pm
SNN
-
IAH
27h 03m
2 stops
British Airways Logo
6:45 pm - 4:10 pm
IAH
-
SNN
15h 25m
2 stops
$1,034British Airways
Wed, Jun 10 - Sun, Jun 14
Multiple Airlines Logo
6:15 am - 1:20 pm
ORK
-
IAH
13h 05m
1 stop
Multiple Airlines Logo
3:25 pm - 2:40 pm
IAH
-
ORK
17h 15m
2 stops
$1,045Multiple Airlines
Thu, Jun 11 - Mon, Jun 15
United Airlines Logo
12:30 pm - 11:52 pm
SNN
-
IAH
17h 22m
2 stops
United Airlines Logo
12:30 pm - 10:15 am
IAH
-
SNN
15h 45m
2 stops
$1,050United Airlines
Wed, Oct 7 - Sun, Oct 11
Multiple Airlines Logo
1:05 pm - 4:12 pm
SNN
-
IAH
33h 07m
2 stops
Multiple Airlines Logo
2:43 pm - 11:10 am
IAH
-
SNN
14h 27m
2 stops
$1,051Multiple Airlines
Fri, Jun 12 - Tue, Jun 16

JetBlue flights from Ireland to Houston George Bush Intcntl Airport

Our best JetBlue deals on Ireland to Houston George Bush Intcntl Airport flight tickets
JetBlue
Sep 18
DUB11:30 amDublin
29h 25m
1 stop
IAH10:55 amHouston George Bush Intcntl
Oct 9
IAH5:15 pmHouston George Bush Intcntl
33h 45m
1 stop
DUB9:00 amDublin
$629
JetBlue
Jul 9
DUB10:40 amDublin
13h 01m
1 stop
IAH5:41 pmHouston George Bush Intcntl
Jul 22
IAH11:58 amHouston George Bush Intcntl
15h 02m
1 stop
DUB9:00 amDublin
$634
JetBlue
Jun 12
DUB11:30 amDublin
29h 26m
1 stop
IAH10:56 amHouston George Bush Intcntl
Jun 16
IAH11:51 amHouston George Bush Intcntl
15h 09m
1 stop
DUB9:00 amDublin
$642

Turkish Airlines flights from Ireland to Houston George Bush Intcntl Airport

Our best Turkish Airlines deals on Ireland to Houston George Bush Intcntl Airport flight tickets
Turkish Airlines
Nov 17
DUB4:30 pmDublin
32h 35m
1 stop
IAH7:05 pmHouston George Bush Intcntl
Nov 23
IAH9:00 pmHouston George Bush Intcntl
36h 20m
1 stop
DUB3:20 pmDublin
$802
Turkish Airlines
Nov 17
DUB10:40 amDublin
38h 25m
1 stop
IAH7:05 pmHouston George Bush Intcntl
Nov 23
IAH9:00 pmHouston George Bush Intcntl
36h 30m
1 stop
DUB3:30 pmDublin
$803
Turkish Airlines
Nov 17
DUB4:30 pmDublin
32h 35m
1 stop
IAH7:05 pmHouston George Bush Intcntl
Nov 23
IAH9:00 pmHouston George Bush Intcntl
36h 20m
1 stop
DUB3:20 pmDublin
$804

momondo Fare Finder

 
Customize your flight search to find flights from Ireland to Houston George Bush Intcntl Airport 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 May 29, 2026.
Use the filters below to find and compare flights from Ireland to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 9/18

11:30 am-10:55 am

1 stop29h 25m

Houston George Bush Intcntl

Fri 10/9

5:15 pm-9:00 am

1 stop33h 45m

$629
Quickest round-trip

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 7/9

10:40 am-5:41 pm

1 stop13h 01m

Houston George Bush Intcntl

Wed 7/22

11:58 am-9:00 am

1 stop15h 02m

$634

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 6/12

11:30 am-10:56 am

1 stop29h 26m

Houston George Bush Intcntl

Tue 6/16

11:51 am-9:00 am

1 stop15h 09m

$642

CorkHouston

ORK - IAH

ORKIAH

Cork

Fri 6/12

6:15 am-1:20 pm

1 stop13h 05m

Houston George Bush Intcntl

Tue 6/16

5:00 pm-2:40 pm

1 stop15h 40m

$929

CorkHouston

ORK - IAH

ORKIAH

Cork

Fri 6/12

6:15 am-1:20 pm

1 stop13h 05m

Houston George Bush Intcntl

Tue 6/16

5:40 pm-4:40 pm

2 stops17h 00m

$934

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Wed 6/10

9:15 pm-1:20 pm

1 stop22h 05m

Houston George Bush Intcntl

Sun 6/14

4:57 pm-4:10 pm

2 stops17h 13m

$1,032

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Wed 6/10

9:15 pm-6:18 pm

2 stops27h 03m

Houston George Bush Intcntl

Sun 6/14

6:45 pm-4:10 pm

2 stops15h 25m

$1,034

CorkHouston

ORK - IAH

ORKIAH

Cork

Thu 6/11

6:15 am-1:20 pm

1 stop13h 05m

Houston George Bush Intcntl

Mon 6/15

3:25 pm-2:40 pm

2 stops17h 15m

$1,045

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Wed 10/7

12:30 pm-11:52 pm

2 stops17h 22m

Houston George Bush Intcntl

Sun 10/11

12:30 pm-10:15 am

2 stops15h 45m

$1,050

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Fri 6/12

1:05 pm-4:12 pm

2 stops33h 07m

Houston George Bush Intcntl

Tue 6/16

2:43 pm-11:10 am

2 stops14h 27m

$1,051

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 George Bush Intcntl Airport

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 George Bush Intcntl Airport?

The month of July is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Ireland, with most prices found around $645. If you are unable to visit Houston George Bush Intcntl Airport during the month of July, then departing from Ireland during the month October is also very affordable. Most momondo users find prices during this month for around $732.

Can stopping save me money on Ireland to Houston George Bush Intcntl Airport flights?

You could potentially save up to 29% on your flight if you consider stops on a Ireland to Houston George Bush Intcntl Airport flight.

Cheap Ireland to Houston George Bush Intcntl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Houston George Bush Intcntl Airport

Fastest flight time

13h 01m

Direct flights

None
The fastest flight from Ireland to Houston George Bush Intcntl Airport takes 13h 01m
There are no direct flights from Ireland to Houston George Bush Intcntl Airport. There are no popular flight routes from Ireland to Houston George Bush Intcntl Airport.
Search flight deals

Frequently asked questions about flying from Ireland to Houston George Bush Intcntl Airport

  • When did momondo last update prices for flights from Ireland to Houston George Bush Intcntl Airport?

    Prices for flights from Ireland to Houston George Bush Intcntl Airport refresh daily.

  • How old do you have to be to fly from Ireland to Houston George Bush Intcntl Airport?

    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 George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Conroe
Humble
Spring
Cypress
Montgomery
Jersey Village
Tomball
Livingston

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?

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Ireland.

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

Price alerts on flights to Houston from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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