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Cheap flights from Ireland to Houston from €321

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 21/9. 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

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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.
JetBlue Logo
10:40 - 17:41
DUB
-
IAH
13h 01m
1 stop
JetBlue Logo
11:58 - 09:00
IAH
-
DUB
15h 02m
1 stop
€551JetBlue
Fri, 10 Jul - Thu, 23 Jul
JetBlue Logo
10:40 - 17:41
DUB
-
IAH
13h 01m
1 stop
JetBlue Logo
11:58 - 09:00
IAH
-
DUB
15h 02m
1 stop
€572JetBlue
Fri, 10 Jul - Thu, 23 Jul
JetBlue Logo
10:40 - 17:41
DUB
-
IAH
13h 01m
1 stop
JetBlue Logo
13:14 - 08:20
IAH
-
DUB
13h 06m
1 stop
€580JetBlue
Thu, 9 Jul - Wed, 22 Jul
Delta Logo
13:25 - 09:26
DUB
-
HOU
25h 01m
2 stops
Delta Logo
17:35 - 14:30
HOU
-
DUB
14h 55m
2 stops
€778Delta
Thu, 29 Oct - Mon, 9 Nov
Delta Logo
08:50 - 09:26
DUB
-
HOU
29h 36m
2 stops
Delta Logo
06:00 - 07:45
HOU
-
DUB
19h 45m
1 stop
€781Delta
Thu, 29 Oct - Mon, 9 Nov
American Airlines Logo
12:40 - 19:48
DUB
-
HOU
13h 08m
1 stop
American Airlines Logo
13:56 - 09:45
HOU
-
DUB
13h 49m
1 stop
€787American Airlines
Wed, 23 Sep - Sun, 27 Sep
American Airlines Logo
12:40 - 19:48
DUB
-
HOU
13h 08m
1 stop
American Airlines Logo
16:15 - 09:45
HOU
-
DUB
11h 30m
1 stop
€793American Airlines
Mon, 14 Sep - Tue, 6 Oct
United Airlines Logo
09:30 - 19:06
SNN
-
IAH
15h 36m
2 stops
United Airlines Logo
09:33 - 07:30
IAH
-
SNN
15h 57m
2 stops
€904United Airlines
Wed, 9 Sep - Sun, 13 Sep
United Airlines Logo
09:30 - 21:16
SNN
-
IAH
17h 46m
1 stop
United Airlines Logo
14:20 - 10:15
IAH
-
SNN
13h 55m
2 stops
€906United Airlines
Wed, 9 Sep - Sun, 13 Sep
Lufthansa Logo
12:30 - 13:20
SNN
-
IAH
30h 50m
2 stops
Lufthansa Logo
18:44 - 07:30
IAH
-
SNN
30h 46m
1 stop
€1,015Lufthansa
Thu, 2 Jul - Mon, 6 Jul

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Iberia flights from Ireland to Houston

Our best Iberia deals on Ireland to Houston flight tickets
Iberia
29 Oct
DUB13:00Dublin
15h 53m
1 stop
HOU23:53Houston Hobby
9 Nov
HOU12:15Houston Hobby
13h 00m
1 stop
DUB07:15Dublin
€782
Iberia
8 Sept
DUB12:40Dublin
13h 11m
1 stop
HOU19:51Houston Hobby
16 Sept
HOU13:56Houston Hobby
13h 49m
1 stop
DUB09:45Dublin
€828
Iberia
8 Sept
DUB12:40Dublin
13h 11m
1 stop
HOU19:51Houston Hobby
16 Sept
HOU18:34Houston Hobby
33h 11m
1 stop
DUB09:45Dublin
€835

KLM flights from Ireland to Houston

Our best KLM deals on Ireland to Houston flight tickets
KLM
29 Oct
DUB05:45Dublin
13h 40m
1 stop
IAH14:25Houston George Bush Intcntl
9 Nov
IAH11:50Houston George Bush Intcntl
14h 15m
2 stops
DUB08:05Dublin
€750
KLM
26 Jun
DUB11:00Dublin
16h 43m
1 stop
HOU21:43Houston Hobby
31 Jul
HOU12:55Houston Hobby
13h 50m
1 stop
DUB08:45Dublin
€966
KLM
25 Jun
DUB11:00Dublin
16h 43m
1 stop
HOU21:43Houston Hobby
30 Jul
HOU12:55Houston Hobby
13h 50m
1 stop
DUB08:45Dublin
€1,070

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 20 June 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

Fri 10/7

10:40-17:41

1 stop13h 01m

Houston George Bush Intcntl

Thu 23/7

11:58-09:00

1 stop15h 02m

€551

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 10/7

10:40-17:41

1 stop13h 01m

Houston George Bush Intcntl

Thu 23/7

11:58-09:00

1 stop15h 02m

€572

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 9/7

10:40-17:41

1 stop13h 01m

Houston George Bush Intcntl

Wed 22/7

13:14-08:20

1 stop13h 06m

€580

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 29/10

13:25-09:26

2 stops25h 01m

Houston Hobby

Mon 9/11

17:35-14:30

2 stops14h 55m

€778

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 29/10

08:50-09:26

2 stops29h 36m

Houston Hobby

Mon 9/11

06:00-07:45

1 stop19h 45m

€781

DublinHouston

DUB - HOU

DUBHOU

Dublin

Wed 23/9

12:40-19:48

1 stop13h 08m

Houston Hobby

Sun 27/9

13:56-09:45

1 stop13h 49m

€787
Fastest return journey

DublinHouston

DUB - HOU

DUBHOU

Dublin

Mon 14/9

12:40-19:48

1 stop13h 08m

Houston Hobby

Tue 6/10

16:15-09:45

1 stop11h 30m

€793

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Wed 9/9

09:30-19:06

2 stops15h 36m

Houston George Bush Intcntl

Sun 13/9

09:33-07:30

2 stops15h 57m

€904

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Wed 9/9

09:30-21:16

1 stop17h 46m

Houston George Bush Intcntl

Sun 13/9

14:20-10:15

2 stops13h 55m

€906

ShannonHouston

SNN - IAH

SNNIAH

Shannon

Thu 2/7

12:30-13:20

2 stops30h 50m

Houston George Bush Intcntl

Mon 6/7

18:44-07:30

1 stop30h 46m

€1,015

Flights are sorted by cheapest return 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 €513. If you are unable to visit Houston during the month of June, then departing from Ireland during the month July is also very affordable. Most momondo users find prices during this month for around €563.

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.
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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 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
JetBluePriceFrom €513Free CancellationRating
7.1
2,987 reviews
Search JetBlue flights
KLMPriceFrom €589Free CancellationRating
7.8
1,530 reviews
Search KLM flights
United AirlinesPriceFrom €698Free CancellationRating
7.4
9,865 reviews
Search United Airlines flights
American AirlinesPriceFrom €707Free CancellationRating
7.1
11,709 reviews
Search American Airlines flights
LufthansaPriceFrom €726Free CancellationRating
6.8
8,082 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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