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Cheap flights from Ireland to Houston from €331

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 20/4. 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
0 bags

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Find the cheapest flights from Ireland to Houston

Recent return flight deals from Ireland to Houston

Enter your travel dates to find the best prices.
Turkish Airlines Logo
17:05 - 12:45
DUB
-
IAH
25h 40m
1 stop
Turkish Airlines Logo
21:05 - 23:05
IAH
-
DUB
20h 00m
1 stop
€462Turkish Airlines
Thu, 9 Apr - Wed, 22 Apr
Turkish Airlines Logo
05:45 - 19:10
DUB
-
IAH
19h 25m
1 stop
Turkish Airlines Logo
21:05 - 23:05
IAH
-
DUB
20h 00m
1 stop
€473Turkish Airlines
Thu, 9 Apr - Wed, 22 Apr
Turkish Airlines Logo
05:45 - 19:10
DUB
-
IAH
19h 25m
1 stop
Turkish Airlines Logo
21:05 - 23:05
IAH
-
DUB
20h 00m
1 stop
€562Turkish Airlines
Thu, 23 Apr - Sun, 26 Apr
Multiple Airlines Logo
13:00 - 13:55
DUB
-
IAH
30h 55m
1 stop
Multiple Airlines Logo
18:58 - 22:30
IAH
-
DUB
45h 32m
2 stops
€591Multiple Airlines
Tue, 28 Apr - Sun, 3 May
American Airlines Logo
09:30 - 15:48
DUB
-
HOU
12h 18m
1 stop
American Airlines Logo
12:42 - 09:45
HOU
-
DUB
15h 03m
1 stop
€811American Airlines
Thu, 9 Apr - Wed, 22 Apr
Iberia Logo
09:30 - 19:51
DUB
-
HOU
16h 21m
1 stop
Iberia Logo
12:42 - 09:45
HOU
-
DUB
15h 03m
1 stop
€812Iberia
Wed, 6 May - Wed, 13 May
American Airlines Logo
09:30 - 15:48
DUB
-
HOU
12h 18m
1 stop
American Airlines Logo
12:42 - 09:45
HOU
-
DUB
15h 03m
1 stop
€812American Airlines
Thu, 9 Apr - Wed, 22 Apr
United Airlines Logo
12:30 - 22:35
SNN
-
IAH
16h 05m
1 stop
United Airlines Logo
16:30 - 10:15
IAH
-
SNN
11h 45m
1 stop
€857United Airlines
Fri, 3 Apr - Tue, 7 Apr
United Airlines Logo
09:30 - 20:56
SNN
-
IAH
17h 26m
2 stops
United Airlines Logo
14:30 - 10:15
IAH
-
SNN
13h 45m
2 stops
€860United Airlines
Thu, 3 Sep - Mon, 7 Sep
Multiple Airlines Logo
15:25 - 13:35
ORK
-
IAH
28h 10m
1 stop
Multiple Airlines Logo
15:20 - 22:35
IAH
-
ORK
25h 15m
1 stop
€895Multiple Airlines
Fri, 3 Apr - Tue, 7 Apr

Delta flights from Ireland to Houston

Our best Delta deals on Ireland to Houston flight tickets
Delta
3 Apr
DUB05:55Dublin
13h 25m
1 stop
IAH13:20Houston George Bush Intcntl
10 Apr
IAH15:50Houston George Bush Intcntl
17h 35m
1 stop
DUB15:25Dublin
€846
Delta
13 Apr
DUB08:55Dublin
31h 03m
2 stops
HOU09:58Houston Hobby
27 Apr
HOU10:53Houston Hobby
22h 32m
2 stops
DUB15:25Dublin
€851
Delta
5 May
DUB08:55Dublin
20h 12m
2 stops
HOU23:07Houston Hobby
2 Jun
HOU13:06Houston Hobby
13h 39m
1 stop
DUB08:45Dublin
€853

KLM flights from Ireland to Houston

Our best KLM deals on Ireland to Houston flight tickets
KLM
1 Apr
DUB05:55Dublin
13h 20m
1 stop
IAH13:15Houston George Bush Intcntl
7 Apr
IAH15:20Houston George Bush Intcntl
15h 20m
1 stop
DUB12:40Dublin
€831
KLM
5 May
DUB11:00Dublin
18h 07m
1 stop
HOU23:07Houston Hobby
2 Jun
HOU10:27Houston Hobby
16h 18m
1 stop
DUB08:45Dublin
€866
KLM
1 Apr
DUB11:00Dublin
17h 42m
1 stop
HOU22:42Houston Hobby
7 Apr
HOU14:13Houston Hobby
12h 32m
1 stop
DUB08:45Dublin
€901

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 22 March 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 return flight

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 9/4

17:05-12:45

1 stop25h 40m

Houston George Bush Intcntl

Wed 22/4

21:05-23:05

1 stop20h 00m

€462

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 9/4

05:45-19:10

1 stop19h 25m

Houston George Bush Intcntl

Wed 22/4

21:05-23:05

1 stop20h 00m

€473

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 23/4

05:45-19:10

1 stop19h 25m

Houston George Bush Intcntl

Sun 26/4

21:05-23:05

1 stop20h 00m

€562

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 28/4

13:00-13:55

1 stop30h 55m

Houston George Bush Intcntl

Sun 3/5

18:58-22:30

2 stops45h 32m

€591
Fastest return journey

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 9/4

09:30-15:48

1 stop12h 18m

Houston Hobby

Wed 22/4

12:42-09:45

1 stop15h 03m

€811

DublinHouston

DUB - HOU

DUBHOU

Dublin

Wed 6/5

09:30-19:51

1 stop16h 21m

Houston Hobby

Wed 13/5

12:42-09:45

1 stop15h 03m

€812

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 9/4

09:30-15:48

1 stop12h 18m

Houston Hobby

Wed 22/4

12:42-09:45

1 stop15h 03m

€812

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Fri 3/4

12:30-22:35

1 stop16h 05m

Houston George Bush Intcntl

Tue 7/4

16:30-10:15

1 stop11h 45m

€857

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Thu 3/9

09:30-20:56

2 stops17h 26m

Houston George Bush Intcntl

Mon 7/9

14:30-10:15

2 stops13h 45m

€860

CorkHouston

ORK - IAH

ORKIAH

Cork

Fri 3/4

15:25-13:35

1 stop28h 10m

Houston George Bush Intcntl

Tue 7/4

15:20-22:35

1 stop25h 15m

€895

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 September is, on average, the cheapest month to fly to Houston from Ireland, with most prices found around €663. If you are unable to visit Houston during the month of September, then departing from Ireland during the month May is also very affordable. Most momondo users find prices during this month for around €678.

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 08m

Direct flights

None
The fastest flight from Ireland to Houston takes 12h 08m
There are no direct flights from Ireland to Houston. There are no popular flight routes from Ireland to Houston.
Search flight deals

  • When did momondo last update prices for flights from Ireland to Houston?

    Prices for flights from Ireland to Houston are updated daily.

  • How many operators does momondo search for flights from Ireland to Houston?

  • How old do you have to be to fly from Ireland to Houston?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Houston trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ireland to Houston

Compare and see reviews for airlines that fly from Ireland to Houston with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom €658Free CancellationRating
7.8
1,477 reviews
Search KLM flights
American AirlinesPriceFrom €677Free CancellationRating
7.1
11,488 reviews
Search American Airlines flights
United AirlinesPriceFrom €691Free CancellationRating
7.4
9,462 reviews
Search United Airlines flights
LufthansaPriceFrom €720Free CancellationRating
6.8
7,860 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Houston. momondo saves you time and could save you money on your trip.

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?

momondo helps you find the best flight between Ireland and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Ireland to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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