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

WestJet, Aer Lingus, and British Airways are the most popular carriers operating from Ireland to Houston

How long does it take to fly to Houston?

The average flight duration from Ireland to Houston depends on which airport you fly into and out of. Flying from Shannon to Houston Hobby Airport is 12h 10m on average, while flying from Cork to Houston Hobby Airport is 13h 15m on average. Houston Hobby Airport is the most popular airport in 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?

There are 2 operators available for flights from Ireland to Houston as of July 2025.

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.

€237 Cheap Flights from Ireland to Houston in 2025

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Find the cheapest flights from Ireland to Houston

Round-trip

One-way

Recent return flight deals from Ireland to Houston

21:45 - 22:20DUB-IAH

30h 35m3 stops

06:40 - 18:15IAH-DUB

29h 35m2 stops

€566

Find Deal

Sun, 24 Aug - Sun, 31 Aug

17:00 - 22:20DUB-IAH

35h 20m2 stops

06:40 - 18:15IAH-DUB

29h 35m2 stops

€578

Find Deal

Sun, 24 Aug - Sun, 31 Aug

08:20 - 11:52DUB-IAH

33h 32m3 stops

12:58 - 13:15IAH-DUB

18h 17m2 stops

€594

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Thu, 4 Sep - Wed, 17 Sep

16:50 - 13:10DUB-IAH

26h 20m1 stop

14:55 - 14:25IAH-DUB

17h 30m1 stop

€618Turkish Airlines

Find Deal

Sat, 22 Nov - Wed, 3 Dec

16:50 - 13:10DUB-IAH

26h 20m1 stop

14:55 - 14:25IAH-DUB

17h 30m1 stop

€619Turkish Airlines

Find Deal

Sat, 22 Nov - Wed, 3 Dec

10:40 - 13:41DUB-IAH

33h 01m1 stop

14:39 - 09:00IAH-DUB

12h 21m1 stop

€633JetBlue

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Thu, 4 Sep - Wed, 17 Sep

09:00 - 20:19DUB-IAH

17h 19m2 stops

12:00 - 09:55IAH-DUB

15h 55m2 stops

€738United Airlines

Find Deal

Sat, 22 Nov - Wed, 3 Dec

11:30 - 22:12DUB-IAH

16h 42m2 stops

08:35 - 08:40IAH-DUB

18h 05m1 stop

€751American Airlines

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Sat, 20 Dec - Sat, 10 Jan

11:30 - 21:56DUB-IAH

16h 26m2 stops

08:35 - 08:40IAH-DUB

18h 05m1 stop

€752American Airlines

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Wed, 17 Dec - Wed, 7 Jan

12:30 - 22:41SNN-IAH

16h 11m2 stops

14:35 - 10:15IAH-SNN

13h 40m2 stops

€793United Airlines

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Sat, 30 Aug - Mon, 1 Sep

British Airways flights from Ireland to Houston

Our best British Airways deals on Ireland to Houston flight tickets

British Airways

28 Aug

SNN07:40Shannon

20h 45m

2 stops

IAH22:25Houston George Bush Intcntl

1 Sept

IAH15:30Houston George Bush Intcntl

23h 05m

1 stop

SNN20:35Shannon

€765

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British Airways

27 Aug

DUB06:30Dublin

17h 30m

2 stops

HOU18:00Houston Hobby

30 Aug

HOU18:30Houston Hobby

15h 15m

2 stops

DUB15:45Dublin

€928

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Iberia flights from Ireland to Houston

Our best Iberia deals on Ireland to Houston flight tickets

Iberia

7 Oct

DUB12:40Dublin

15h 34m

1 stop

HOU22:14Houston Hobby

15 Oct

HOU14:35Houston Hobby

15h 35m

2 stops

DUB12:10Dublin

€874

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Iberia

18 Aug

DUB12:40Dublin

13h 19m

1 stop

HOU19:59Houston Hobby

24 Aug

HOU14:30Houston Hobby

13h 15m

1 stop

DUB09:45Dublin

€890

Find similar

Iberia

4 Sept

DUB06:20Dublin

19h 51m

2 stops

HOU20:11Houston Hobby

17 Sept

HOU14:33Houston Hobby

13h 12m

1 stop

DUB09:45Dublin

€900

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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

Other information

What is the cheapest month to fly to Houston?

The month of January is, on average, the cheapest month to fly to Houston from Ireland, with most prices found around €619. 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 €643.

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

Our data shows that Tuesday is the least expensive day to fly to Houston. Tickets to fly out on this day can be as low as €582. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Houston for around €743.

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

In the afternoon is the cheapest time of day to fly from Ireland to Houston when you can find flight prices for as low as €579. Flying to Houston in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Houston are more costly in the morning, with an average ticket price of €714. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 €724 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 €612 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

Best price found	€237
Fastest flight time	11h 50m
Direct flights	None
Airports in Houston	2 airports

The best one-way flight to Houston from Ireland in the past 72 hours is €237. The best return flight deal from Ireland to Houston found on momondo in the last 72 hours is €566.

The fastest flight from Ireland to Houston takes 11h 50m

There are no direct flights from Ireland to Houston. Popular non-direct routes for this connection are Dublin Airport - Houston Hobby Airport, Dublin Airport - Houston George Bush Intcntl Airport and Shannon Airport - Houston George Bush Intcntl Airport.

There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)

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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?
There are 2 operators available for flights from Ireland to Houston as of July 2025.
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
American Airlines	PriceFrom €610	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
United Airlines	PriceFrom €648	Free Cancellation	Rating 7.4 8,850 reviews		Search United Airlines 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.