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Cheap flights from Ireland to Houston from $434

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 11/30. 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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Find the cheapest flights from Ireland to Houston

Recent round-trip flight deals from Ireland to Houston

Multiple Airlines Logo
4:45 pm - 11:37 amDUB-IAH
23h 52m1 stop
Multiple Airlines Logo
5:14 am - 4:20 amIAH-DUB
17h 06m1 stop
$598Multiple Airlines
Find Deal
Thu, Oct 30 - Wed, Nov 12
Multiple Airlines Logo
4:45 pm - 11:37 amDUB-IAH
23h 52m1 stop
Multiple Airlines Logo
5:45 am - 8:40 amIAH-DUB
20h 55m2 stops
$599Multiple Airlines
Find Deal
Thu, Oct 30 - Wed, Nov 12
Turkish Airlines Logo
4:30 pm - 8:10 pmDUB-IAH
32h 40m1 stop
Turkish Airlines Logo
2:55 pm - 3:30 pmIAH-DUB
18h 35m1 stop
$708Turkish Airlines
Find Deal
Thu, Oct 30 - Wed, Nov 12
Turkish Airlines Logo
4:30 pm - 8:10 pmDUB-IAH
32h 40m1 stop
Turkish Airlines Logo
9:05 pm - 9:40 amIAH-DUB
30h 35m1 stop
$713Turkish Airlines
Find Deal
Mon, Oct 27 - Mon, Nov 10
Scandinavian Airlines Logo
12:30 pm - 11:59 pmDUB-IAH
41h 29m2 stops
Scandinavian Airlines Logo
4:00 pm - 9:25 amIAH-DUB
35h 25m2 stops
$748Scandinavian Airlines
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Thu, Feb 5 - Thu, Feb 19
Scandinavian Airlines Logo
12:30 pm - 11:55 pmDUB-IAH
41h 25m2 stops
Scandinavian Airlines Logo
4:00 pm - 11:45 amIAH-DUB
37h 45m2 stops
$785Scandinavian Airlines
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Mon, Dec 22 - Mon, Dec 29
American Airlines Logo
10:45 am - 8:00 pmDUB-IAH
15h 15m1 stop
American Airlines Logo
9:50 pm - 9:50 amIAH-DUB
30h 00m1 stop
$801American Airlines
Find Deal
Mon, Dec 22 - Sat, Jan 17
American Airlines Logo
10:45 am - 2:05 pmDUB-IAH
33h 20m1 stop
American Airlines Logo
3:50 pm - 9:50 amIAH-DUB
12h 00m1 stop
$802American Airlines
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Mon, Dec 22 - Sat, Jan 17
Lufthansa Logo
5:10 am - 6:15 pmDUB-IAH
19h 05m1 stop
Lufthansa Logo
11:55 am - 8:10 amIAH-DUB
14h 15m1 stop
$804Lufthansa
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Fri, Feb 20 - Tue, Feb 24
Lufthansa Logo
5:10 am - 6:15 pmDUB-IAH
19h 05m1 stop
Lufthansa Logo
11:55 am - 8:10 amIAH-DUB
14h 15m1 stop
$805Lufthansa
Find Deal
Fri, Feb 20 - Tue, Feb 24

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
Oct 30
DUB4:30 pmDublin
32h 40m
1 stop
IAH8:10 pmHouston George Bush Intcntl
Nov 12
IAH2:55 pmHouston George Bush Intcntl
18h 35m
1 stop
DUB3:30 pmDublin
$708
Find similar
Turkish Airlines
Oct 27
DUB4:30 pmDublin
32h 40m
1 stop
IAH8:10 pmHouston George Bush Intcntl
Nov 10
IAH9:05 pmHouston George Bush Intcntl
30h 35m
1 stop
DUB9:40 amDublin
$713
Find similar
Turkish Airlines
Oct 26
DUB4:30 pmDublin
32h 40m
1 stop
IAH8:10 pmHouston George Bush Intcntl
Nov 10
IAH9:05 pmHouston George Bush Intcntl
30h 35m
1 stop
DUB9:40 amDublin
$723
Find similar

Scandinavian Airlines flights from Ireland to Houston George Bush Intcntl Airport

Our best Scandinavian Airlines deals on Ireland to Houston George Bush Intcntl Airport flight tickets
Scandinavian Airlines
Feb 5
DUB12:30 pmDublin
41h 29m
2 stops
IAH11:59 pmHouston George Bush Intcntl
Feb 19
IAH4:00 pmHouston George Bush Intcntl
35h 25m
2 stops
DUB9:25 amDublin
$748
Find similar
Scandinavian Airlines
Dec 22
DUB12:30 pmDublin
41h 25m
2 stops
IAH11:55 pmHouston George Bush Intcntl
Dec 29
IAH4:00 pmHouston George Bush Intcntl
37h 45m
2 stops
DUB11:45 amDublin
$785
Find similar

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 September 28, 2025.
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

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 10/30

4:45 pm-11:37 am

1 stop23h 52m

Houston George Bush Intcntl

Wed 11/12

5:14 am-4:20 am

1 stop17h 06m

$598

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 10/30

4:45 pm-11:37 am

1 stop23h 52m

Houston George Bush Intcntl

Wed 11/12

5:45 am-8:40 am

2 stops20h 55m

$599

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 10/30

4:30 pm-8:10 pm

1 stop32h 40m

Houston George Bush Intcntl

Wed 11/12

2:55 pm-3:30 pm

1 stop18h 35m

$708

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 10/27

4:30 pm-8:10 pm

1 stop32h 40m

Houston George Bush Intcntl

Mon 11/10

9:05 pm-9:40 am

1 stop30h 35m

$713

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 2/5

12:30 pm-11:59 pm

2 stops41h 29m

Houston George Bush Intcntl

Thu 2/19

4:00 pm-9:25 am

2 stops35h 25m

$748

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 12/22

12:30 pm-11:55 pm

2 stops41h 25m

Houston George Bush Intcntl

Mon 12/29

4:00 pm-11:45 am

2 stops37h 45m

$785

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 12/22

10:45 am-8:00 pm

1 stop15h 15m

Houston George Bush Intcntl

Sat 1/17

9:50 pm-9:50 am

1 stop30h 00m

$801

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 12/22

10:45 am-2:05 pm

1 stop33h 20m

Houston George Bush Intcntl

Sat 1/17

3:50 pm-9:50 am

1 stop12h 00m

$802

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 2/20

5:10 am-6:15 pm

1 stop19h 05m

Houston George Bush Intcntl

Tue 2/24

11:55 am-8:10 am

1 stop14h 15m

$804

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 2/20

5:10 am-6:15 pm

1 stop19h 05m

Houston George Bush Intcntl

Tue 2/24

11:55 am-8:10 am

1 stop14h 15m

$805

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 February is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Ireland, with most prices found around $767. If you are unable to visit Houston George Bush Intcntl Airport during the month of February, then departing from Ireland during the month January is also very affordable. Most momondo users find prices during this month for around $782.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Ireland to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $781. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Wednesday is $934.

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

Direct flights

None
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.
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  • 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 many operators does momondo search for flights from Ireland to Houston George Bush Intcntl Airport?

  • 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.

Best airlines flying from Ireland to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Ireland to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $686Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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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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