Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ireland to Houston from €324

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 5/9. 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

Discover deals from 900+ travel sites with momondo.

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 - 17:02DUB  Dublin-IAH Houston George Bush Intcntl
12h 22m1 stop Boston Logan Intl
JetBlue Logo
13:20 - 08:20IAH  Houston George Bush Intcntl-DUB Dublin
13h 00m1 stop Boston Logan Intl
€582JetBlue
Thu, 27 Aug - Sun, 30 Aug
JetBlue Logo
11:30 - 11:04DUB  Dublin-IAH Houston George Bush Intcntl
29h 34m1 stop New York John F Kennedy Intl
JetBlue Logo
11:02 - 08:20IAH  Houston George Bush Intcntl-DUB Dublin
15h 18m1 stop Boston Logan Intl
€614JetBlue
Wed, 2 Sep - Wed, 9 Sep
Lufthansa Logo
05:10 - 18:15DUB  Dublin-IAH Houston George Bush Intcntl
19h 05m1 stop Frankfurt am Main
Lufthansa Logo
12:10 - 08:10IAH  Houston George Bush Intcntl-DUB Dublin
14h 00m1 stop Chicago O'Hare Intl
€845Lufthansa
Mon, 30 Nov - Fri, 11 Dec
Lufthansa Logo
09:10 - 18:15DUB  Dublin-IAH Houston George Bush Intcntl
15h 05m1 stop Frankfurt am Main
Lufthansa Logo
12:10 - 08:10IAH  Houston George Bush Intcntl-DUB Dublin
14h 00m1 stop Chicago O'Hare Intl
€845Lufthansa
Wed, 2 Dec - Thu, 10 Dec
American Airlines Logo
11:30 - 12:48DUB  Dublin-IAH Houston George Bush Intcntl
31h 18m1 stop Philadelphia
American Airlines Logo
08:10 - 08:30IAH  Houston George Bush Intcntl-DUB Dublin
18h 20m1 stop Philadelphia
€855American Airlines
Fri, 4 Dec - Tue, 8 Dec
American Airlines Logo
11:30 - 20:32DUB  Dublin-IAH Houston George Bush Intcntl
15h 02m2 stops Philadelphia Dallas/Fort Worth
American Airlines Logo
08:10 - 08:30IAH  Houston George Bush Intcntl-DUB Dublin
18h 20m1 stop Philadelphia
€855American Airlines
Fri, 4 Dec - Tue, 8 Dec
United Airlines Logo
09:00 - 17:08DUB  Dublin-IAH Houston George Bush Intcntl
14h 08m1 stop Toronto Pearson Intl
United Airlines Logo
17:05 - 10:20IAH  Houston George Bush Intcntl-DUB Dublin
11h 15m1 stop Washington, D.C. Dulles Intl
€859United Airlines
Sun, 29 Nov - Fri, 11 Dec
United Airlines Logo
09:00 - 17:08DUB  Dublin-IAH Houston George Bush Intcntl
14h 08m1 stop Toronto Pearson Intl
United Airlines Logo
17:05 - 10:20IAH  Houston George Bush Intcntl-DUB Dublin
11h 15m1 stop Washington, D.C. Dulles Intl
€859United Airlines
Sun, 29 Nov - Sun, 13 Dec
KLM Logo
11:55 - 23:13DUB  Dublin-HOU Houston Hobby
17h 18m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson
KLM Logo
15:05 - 07:45HOU  Houston Hobby-DUB Dublin
10h 40m1 stop Atlanta Hartsfield-Jackson
€869KLM
Wed, 2 Dec - Fri, 11 Dec
KLM Logo
11:00 - 22:05DUB  Dublin-HOU Houston Hobby
17h 05m1 stop Atlanta Hartsfield-Jackson
KLM Logo
13:13 - 08:45HOU  Houston Hobby-DUB Dublin
13h 32m1 stop Atlanta Hartsfield-Jackson
€923KLM
Mon, 31 Aug - Mon, 7 Sep

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Iberia flights from Ireland to Houston

Our best Iberia deals on Ireland to Houston flight tickets
Iberia
16 Nov
DUB13:00Dublin
12h 39m
1 stop
HOU19:39Houston Hobby
25 Nov
HOU11:35Houston Hobby
13h 40m
1 stop
DUB07:15Dublin
€819
Iberia
2 Sept
DUB12:40Dublin
13h 11m
1 stop
HOU19:51Houston Hobby
7 Sept
HOU12:14Houston Hobby
15h 31m
1 stop
DUB09:45Dublin
€845
Iberia
16 Sept
DUB12:40Dublin
13h 08m
1 stop
HOU19:48Houston Hobby
30 Sept
HOU13:56Houston Hobby
13h 49m
1 stop
DUB09:45Dublin
€848

Delta flights from Ireland to Houston

Our best Delta deals on Ireland to Houston flight tickets
Delta
16 Nov
DUB13:25Dublin
26h 05m
2 stops
HOU09:30Houston Hobby
25 Nov
HOU17:30Houston Hobby
15h 00m
2 stops
DUB14:30Dublin
€855
Delta
1 Dec
DUB05:45Dublin
23h 28m
2 stops
HOU23:13Houston Hobby
11 Dec
HOU06:00Houston Hobby
19h 55m
2 stops
DUB07:55Dublin
€858
Delta
1 Dec
DUB09:40Dublin
19h 33m
1 stop
HOU23:13Houston Hobby
11 Dec
HOU06:00Houston Hobby
19h 45m
1 stop
DUB07:45Dublin
€867

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 6 August 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
Fastest return journey

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Thu 27/8

10:40-17:02

1 stop12h 22m

Houston George Bush Intcntl

Sun 30/8

13:20-08:20

1 stop13h 00m

€582

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Wed 2/9

11:30-11:04

1 stop29h 34m

Houston George Bush Intcntl

Wed 9/9

11:02-08:20

1 stop15h 18m

€614

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Mon 30/11

05:10-18:15

1 stop19h 05m

Houston George Bush Intcntl

Fri 11/12

12:10-08:10

1 stop14h 00m

€845

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Wed 2/12

09:10-18:15

1 stop15h 05m

Houston George Bush Intcntl

Thu 10/12

12:10-08:10

1 stop14h 00m

€845

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Fri 4/12

11:30-12:48

1 stop31h 18m

Houston George Bush Intcntl

Tue 8/12

08:10-08:30

1 stop18h 20m

€855

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Fri 4/12

11:30-20:32

2 stops15h 02m

Houston George Bush Intcntl

Tue 8/12

08:10-08:30

1 stop18h 20m

€855

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sun 29/11

09:00-17:08

1 stop14h 08m

Houston George Bush Intcntl

Fri 11/12

17:05-10:20

1 stop11h 15m

€859

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sun 29/11

09:00-17:08

1 stop14h 08m

Houston George Bush Intcntl

Sun 13/12

17:05-10:20

1 stop11h 15m

€859

DublinHouston

DUB Dublin - HOU Houston Hobby

DUBHOU

Dublin

Wed 2/12

11:55-23:13

2 stops17h 18m

Houston Hobby

Fri 11/12

15:05-07:45

1 stop10h 40m

€869

DublinHouston

DUB Dublin - HOU Houston Hobby

DUBHOU

Dublin

Mon 31/8

11:00-22:05

1 stop17h 05m

Houston Hobby

Mon 7/9

13:13-08:45

1 stop13h 32m

€923

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 November is, on average, the cheapest month to fly to Houston from Ireland, with most prices found around €712. If you are unable to visit Houston during the month of November, then departing from Ireland during the month September is also very affordable. Most momondo users find prices during this month for around €738.

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 30m

Direct flights

None
The fastest flight from Ireland to Houston takes 13h 30m
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 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 €585Free CancellationRating
7.8
1,555 reviews
Search KLM flights
United AirlinesPriceFrom €693Free CancellationRating
7.4
10,072 reviews
Search United Airlines flights
American AirlinesPriceFrom €702Free CancellationRating
7.1
11,864 reviews
Search American Airlines flights
LufthansaPriceFrom €722Free CancellationRating
6.8
8,177 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.

An easier way to manage your Houston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 5/9
Sat 12/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States