Which airlines fly to Houston?

United Airlines, British Airways and KLM are the top three most popular airlines that fly to Houston from Ireland according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when travelling to Houston. Keep in mind that there are 4 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ireland to Houston?

British Airways, Turkish Airlines, and Delta are the most popular carriers operating from Ireland to Houston

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

Prices for flights from Ireland to Houston are refreshed on a daily basis.

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

The number of operators available for flights from Ireland to Houston is 4 as of November 2025.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 license 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.

£430 Cheap Flights from Ireland to Houston in 2025/26

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Find the cheapest flights from Ireland to Houston

Round-trip

One-way

Last minute

Recent return flight deals from Ireland to Houston

Enter your travel dates to find the best prices.

19:05 - 00:08DUB-IAH

35h 03m3 stops

05:33 - 10:45IAH-DUB

23h 12m2 stops

£430Multiple Airlines

Find Deal

Wed, 3 Dec - Mon, 8 Dec

19:05 - 00:08DUB-IAH

35h 03m3 stops

19:25 - 11:45IAH-DUB

34h 20m3 stops

£451Multiple Airlines

Find Deal

Wed, 3 Dec - Mon, 8 Dec

16:30 - 20:10DUB-IAH

32h 40m1 stop

22:05 - 09:40IAH-DUB

30h 35m1 stop

£576Turkish Airlines

Find Deal

Mon, 9 Mar - Thu, 19 Mar

07:20 - 19:10DUB-IAH

41h 50m1 stop

21:05 - 09:40IAH-DUB

30h 35m1 stop

£583Turkish Airlines

Find Deal

Fri, 20 Feb - Tue, 24 Feb

09:00 - 22:47DUB-IAH

19h 47m2 stops

11:55 - 07:30IAH-DUB

13h 35m1 stop

£650United Airlines

Find Deal

Wed, 3 Dec - Wed, 10 Dec

09:45 - 23:07DUB-HOU

19h 22m1 stop

10:39 - 07:45HOU-DUB

15h 06m1 stop

£653KLM

Find Deal

Fri, 21 Nov - Wed, 3 Dec

12:05 - 22:43DUB-IAH

15h 38m2 stops

22:50 - 16:35IAH-DUB

12h 45m1 stop

£662British Airways

Find Deal

Wed, 11 Mar - Thu, 19 Mar

17:15 - 13:30DUB-IAH

26h 15m1 stop

15:30 - 22:10IAH-DUB

24h 40m1 stop

£666KLM

Find Deal

Sat, 27 Dec - Fri, 16 Jan

08:00 - 21:44DUB-IAH

18h 44m1 stop

14:45 - 07:30IAH-DUB

11h 45m1 stop

£672United Airlines

Find Deal

Fri, 13 Mar - Thu, 19 Mar

13:30 - 23:40DUB-IAH

16h 10m2 stops

21:05 - 17:15IAH-DUB

14h 10m1 stop

£686British Airways

Find Deal

Thu, 2 Apr - Sun, 5 Apr

KLM flights from Ireland to Houston

Our best KLM deals on Ireland to Houston flight tickets

KLM

21 Nov

DUB09:45Dublin

19h 22m

1 stop

HOU23:07Houston Hobby

3 Dec

HOU10:39Houston Hobby

15h 06m

1 stop

DUB07:45Dublin

£653

Find similar

KLM

27 Dec

DUB17:15Dublin

26h 15m

1 stop

IAH13:30Houston George Bush Intcntl

16 Jan

IAH15:30Houston George Bush Intcntl

24h 40m

1 stop

DUB22:10Dublin

£666

Find similar

KLM

2 Apr

DUB11:00Dublin

16h 46m

1 stop

HOU21:46Houston Hobby

5 Apr

HOU13:00Houston Hobby

13h 45m

1 stop

DUB08:45Dublin

£700

Find similar

Delta flights from Ireland to Houston

Our best Delta deals on Ireland to Houston flight tickets

Delta

11 Mar

DUB05:55Dublin

20h 51m

2 stops

HOU21:46Houston Hobby

19 Mar

HOU13:00Houston Hobby

14h 45m

2 stops

DUB08:45Dublin

£642

Find similar

Delta

17 Nov

DUB13:25Dublin

26h 20m

2 stops

HOU09:45Houston Hobby

1 Dec

HOU18:48Houston Hobby

14h 57m

2 stops

DUB15:45Dublin

£643

Find similar

Delta

14 Nov

DUB13:25Dublin

26h 20m

2 stops

HOU09:45Houston Hobby

27 Nov

HOU10:40Houston Hobby

15h 20m

2 stops

DUB08:00Dublin

£644

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 3/12

19:05-00:08

3 stops35h 03m

Houston George Bush Intcntl

Mon 8/12

05:33-10:45

2 stops23h 12m

£430

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 3/12

19:05-00:08

3 stops35h 03m

Houston George Bush Intcntl

Mon 8/12

19:25-11:45

3 stops34h 20m

£451

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 9/3

16:30-20:10

1 stop32h 40m

Houston George Bush Intcntl

Thu 19/3

22:05-09:40

1 stop30h 35m

£576

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 20/2

07:20-19:10

1 stop41h 50m

Houston George Bush Intcntl

Tue 24/2

21:05-09:40

1 stop30h 35m

£583

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 3/12

09:00-22:47

2 stops19h 47m

Houston George Bush Intcntl

Wed 10/12

11:55-07:30

1 stop13h 35m

£650

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 21/11

09:45-23:07

1 stop19h 22m

Houston Hobby

Wed 3/12

10:39-07:45

1 stop15h 06m

£653

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 11/3

12:05-22:43

2 stops15h 38m

Houston George Bush Intcntl

Thu 19/3

22:50-16:35

1 stop12h 45m

£662

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 27/12

17:15-13:30

1 stop26h 15m

Houston George Bush Intcntl

Fri 16/1

15:30-22:10

1 stop24h 40m

£666

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 13/3

08:00-21:44

1 stop18h 44m

Houston George Bush Intcntl

Thu 19/3

14:45-07:30

1 stop11h 45m

£672

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 2/4

13:30-23:40

2 stops16h 10m

Houston George Bush Intcntl

Sun 5/4

21:05-17:15

1 stop14h 10m

£686

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Houston?

In general, January is the cheapest month to fly from Ireland to Houston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £550. If you are unable to visit Houston during the month of January, then departing from Ireland during the month September is also very affordable. Most momondo users find prices during this month for around £576.

What is the cheapest day to depart on your flight to Houston?

The cheapest day to depart from Ireland to Houston is on a Wednesday. Travellers who choose to depart for Houston on a Wednesday will often find tickets for as low as £621. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Tuesday is £704.

What is the cheapest time of day to depart on your flight to Houston?

The cheapest time of day to fly to Houston is in the afternoon when flights can be purchased for as low as £558. In contrast, the most expensive time of day to depart to Houston is at midday when prices are around £647.

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around £661 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Ireland for as low as £565 on momondo.

Cheap Ireland to Houston flight deals and tips

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

Direct flights	None

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 refreshed on a daily basis.
How many operators does momondo search for flights from Ireland to Houston?
The number of operators available for flights from Ireland to Houston is 4 as of November 2025.
How old do you have to be to fly from Ireland to Houston?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 license 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
British Airways	PriceFrom £501	Free Cancellation	Rating 6.7 7,496 reviews	Search British Airways flights
KLM	PriceFrom £522	Free Cancellation	Rating 7.7 1,405 reviews	Search KLM flights
United Airlines	PriceFrom £590	Free Cancellation	Rating 7.4 9,001 reviews	Search United Airlines flights
American Airlines	PriceFrom £820	Free Cancellation	Rating 7.2 11,042 reviews	Search American Airlines flights

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?

Yes. momondo allows you to filter the results for Ireland to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from Ireland to Houston?

momondo provides multiple filters to help you find the best flight to Houston from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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.