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

KLM and Delta are the most popular carriers operating from Dublin to Houston

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

Prices for flights from Dublin Airport to Houston refresh daily.

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

As of November 2026, there are 2 operators available to choose from for flights from Dublin Airport to Houston.

How old do you have to be to fly from Dublin Airport to Houston?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Houston.

What documentation or ID do you need to fly to Houston?

The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£310 Cheap Flights from Dublin to Houston in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Dublin to Houston

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

20:40 - 14:05DUB Dublin-IAH Houston George Bush Intcntl

23h 25m1 stop London Heathrow

15:50 - 10:15IAH Houston George Bush Intcntl-DUB Dublin

12h 25m1 stop London Heathrow

£516British Airways

Tue, 1 Dec - Tue, 8 Dec

20:40 - 14:05DUB Dublin-IAH Houston George Bush Intcntl

23h 25m1 stop London Heathrow

15:50 - 09:55IAH Houston George Bush Intcntl-DUB Dublin

12h 05m1 stop London Heathrow

£518British Airways

Thu, 24 Dec - Thu, 31 Dec

20:40 - 14:05DUB Dublin-IAH Houston George Bush Intcntl

23h 25m1 stop London Heathrow

15:50 - 09:55IAH Houston George Bush Intcntl-DUB Dublin

12h 05m1 stop London Heathrow

£522British Airways

Sat, 13 Feb - Sun, 21 Feb

05:45 - 13:10DUB Dublin-IAH Houston George Bush Intcntl

13h 25m1 stop Amsterdam Schiphol

20:10 - 19:00IAH Houston George Bush Intcntl-DUB Dublin

17h 50m1 stop Paris Charles de Gaulle

£526Delta

Sun, 28 Feb - Sun, 14 Mar

05:45 - 13:10DUB Dublin-IAH Houston George Bush Intcntl

13h 25m1 stop Amsterdam Schiphol

19:10 - 14:30IAH Houston George Bush Intcntl-DUB Dublin

13h 20m1 stop Paris Charles de Gaulle

£526Delta

Thu, 26 Nov - Thu, 10 Dec

20:40 - 14:05DUB Dublin-IAH Houston George Bush Intcntl

23h 25m1 stop London Heathrow

16:50 - 09:55IAH Houston George Bush Intcntl-DUB Dublin

12h 05m1 stop London Heathrow

£526British Airways

Sun, 28 Feb - Sun, 14 Mar

06:40 - 14:05DUB Dublin-IAH Houston George Bush Intcntl

13h 25m1 stop London Heathrow

22:40 - 15:40IAH Houston George Bush Intcntl-DUB Dublin

12h 00m1 stop London Heathrow

£526British Airways

Mon, 22 Feb - Mon, 15 Mar

05:45 - 13:10DUB Dublin-IAH Houston George Bush Intcntl

13h 25m1 stop Amsterdam Schiphol

11:08 - 09:00IAH Houston George Bush Intcntl-DUB Dublin

15h 52m2 stops Minneapolis St Paul Paris Charles de Gaulle

£526Delta

Thu, 26 Nov - Thu, 10 Dec

05:45 - 13:10DUB Dublin-IAH Houston George Bush Intcntl

13h 25m1 stop Amsterdam Schiphol

11:08 - 09:00IAH Houston George Bush Intcntl-DUB Dublin

15h 52m2 stops Minneapolis St Paul Paris Charles de Gaulle

£526Delta

Thu, 26 Nov - Tue, 8 Dec

05:45 - 13:10DUB Dublin-IAH Houston George Bush Intcntl

13h 25m1 stop Amsterdam Schiphol

19:10 - 14:30IAH Houston George Bush Intcntl-DUB Dublin

13h 20m1 stop Paris Charles de Gaulle

£526Delta

Thu, 26 Nov - Tue, 8 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

05:45 - 13:05DUB Dublin-IAH Houston George Bush Intcntl

13h 20m1 stop Amsterdam Schiphol

08:05 - 09:00IAH Houston George Bush Intcntl-DUB Dublin

18h 55m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

£526Delta

Tue, 17 Nov - Mon, 23 Nov

05:45 - 13:05DUB Dublin-IAH Houston George Bush Intcntl

13h 20m1 stop Amsterdam Schiphol

19:10 - 14:25IAH Houston George Bush Intcntl-DUB Dublin

13h 15m1 stop Paris Charles de Gaulle

£526Delta

Mon, 16 Nov - Sun, 29 Nov

05:45 - 13:05DUB Dublin-IAH Houston George Bush Intcntl

13h 20m1 stop Amsterdam Schiphol

19:10 - 18:25IAH Houston George Bush Intcntl-DUB Dublin

17h 15m1 stop Paris Charles de Gaulle

£526Delta

Mon, 16 Nov - Mon, 30 Nov

05:45 - 13:05DUB Dublin-IAH Houston George Bush Intcntl

13h 20m1 stop Amsterdam Schiphol

19:10 - 18:25IAH Houston George Bush Intcntl-DUB Dublin

17h 15m1 stop Paris Charles de Gaulle

£526Delta

Tue, 17 Nov - Mon, 23 Nov

17:15 - 13:10DUB Dublin-IAH Houston George Bush Intcntl

25h 55m1 stop Amsterdam Schiphol

19:10 - 14:30IAH Houston George Bush Intcntl-DUB Dublin

13h 20m1 stop Paris Charles de Gaulle

£528Multiple Airlines

Tue, 17 Nov - Mon, 23 Nov

05:45 - 13:05DUB Dublin-IAH Houston George Bush Intcntl

13h 20m1 stop Amsterdam Schiphol

08:05 - 09:00IAH Houston George Bush Intcntl-DUB Dublin

18h 55m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

£528Delta

Tue, 17 Nov - Mon, 23 Nov

05:45 - 13:05DUB Dublin-IAH Houston George Bush Intcntl

13h 20m1 stop Amsterdam Schiphol

19:10 - 14:25IAH Houston George Bush Intcntl-DUB Dublin

13h 15m1 stop Paris Charles de Gaulle

£528Delta

Mon, 16 Nov - Sun, 29 Nov

05:45 - 13:05DUB Dublin-IAH Houston George Bush Intcntl

13h 20m1 stop Amsterdam Schiphol

19:10 - 18:25IAH Houston George Bush Intcntl-DUB Dublin

17h 15m1 stop Paris Charles de Gaulle

£528Delta

Sat, 14 Nov - Mon, 30 Nov

13:05 - 23:57DUB Dublin-IAH Houston George Bush Intcntl

16h 52m2 stops London Heathrow Chicago O'Hare Intl

21:40 - 17:45IAH Houston George Bush Intcntl-DUB Dublin

14h 05m1 stop London Heathrow

£684British Airways

Sat, 14 Nov - Mon, 30 Nov

09:00 - 17:18DUB Dublin-IAH Houston George Bush Intcntl

14h 18m1 stop Toronto Pearson Intl

13:40 - 08:10IAH Houston George Bush Intcntl-DUB Dublin

12h 30m1 stop Chicago O'Hare Intl

£757United Airlines

Mon, 16 Nov - Sun, 29 Nov

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KLM flights from Dublin to Houston

Our best KLM deals on Dublin to Houston flight tickets

KLM

17 Feb

DUB13:25Dublin

16h 34m

2 stops

IAH23:59Houston George Bush Intcntl

24 Feb

IAH15:47Houston George Bush Intcntl

14h 53m

2 stops

DUB12:40Dublin

£546

KLM

17 Feb

DUB09:40Dublin

18h 36m

1 stop

HOU22:16Houston Hobby

24 Feb

HOU11:24Houston Hobby

14h 21m

1 stop

DUB07:45Dublin

£551

KLM

8 Apr

DUB17:20Dublin

25h 55m

1 stop

IAH13:15Houston George Bush Intcntl

18 Apr

IAH13:15Houston George Bush Intcntl

14h 00m

2 stops

DUB09:15Dublin

£575

Delta flights from Dublin to Houston

Our best Delta deals on Dublin to Houston flight tickets

Delta

26 Nov

DUB05:45Dublin

13h 25m

1 stop

IAH13:10Houston George Bush Intcntl

8 Dec

IAH19:10Houston George Bush Intcntl

13h 20m

1 stop

DUB14:30Dublin

£526

Delta

26 Nov

DUB05:45Dublin

13h 25m

1 stop

IAH13:10Houston George Bush Intcntl

8 Dec

IAH11:08Houston George Bush Intcntl

15h 52m

2 stops

DUB09:00Dublin

£529

Delta

13 Feb

DUB05:45Dublin

22h 31m

2 stops

HOU22:16Houston Hobby

21 Feb

HOU06:00Houston Hobby

21h 00m

2 stops

DUB09:00Dublin

£530

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Tue 1/12

20:40-14:05

1 stop23h 25m

Houston George Bush Intcntl

Tue 8/12

15:50-10:15

1 stop12h 25m

£516

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Thu 24/12

20:40-14:05

1 stop23h 25m

Houston George Bush Intcntl

Thu 31/12

15:50-09:55

1 stop12h 05m

£518

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sat 13/2

20:40-14:05

1 stop23h 25m

Houston George Bush Intcntl

Sun 21/2

15:50-09:55

1 stop12h 05m

£522

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sun 28/2

05:45-13:10

1 stop13h 25m

Houston George Bush Intcntl

Sun 14/3

20:10-19:00

1 stop17h 50m

£526

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Thu 26/11

05:45-13:10

1 stop13h 25m

Houston George Bush Intcntl

Thu 10/12

19:10-14:30

1 stop13h 20m

£526

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sun 28/2

20:40-14:05

1 stop23h 25m

Houston George Bush Intcntl

Sun 14/3

16:50-09:55

1 stop12h 05m

£526

Fastest return journey

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Mon 22/2

06:40-14:05

1 stop13h 25m

Houston George Bush Intcntl

Mon 15/3

22:40-15:40

1 stop12h 00m

£526

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Thu 26/11

05:45-13:10

1 stop13h 25m

Houston George Bush Intcntl

Thu 10/12

11:08-09:00

2 stops15h 52m

£526

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Thu 26/11

05:45-13:10

1 stop13h 25m

Houston George Bush Intcntl

Tue 8/12

11:08-09:00

2 stops15h 52m

£526

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Thu 26/11

05:45-13:10

1 stop13h 25m

Houston George Bush Intcntl

Tue 8/12

19:10-14:30

1 stop13h 20m

£526

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 Dublin 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, September is the cheapest month to fly from Dublin to Houston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £584. If you are unable to visit Houston during the month of September, then departing from Dublin during the month January is also very affordable. Most momondo users find prices during this month for around £662.

Cheap Dublin to Houston flight deals and tips

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

Best price found	£310
Fastest flight time	14h 10m
Direct flights	None

The best one-way flight to Houston from Dublin in the past 72 hours is £310. The best return flight deal from Dublin to Houston found on momondo in the last 72 hours is £516.

The fastest flight from Dublin to Houston takes 14h 10m

There are no direct flights from Dublin to Houston. There are no popular flight routes from Dublin to Houston.

Search flight deals

Frequently asked questions about flying from Dublin to Houston

How far is Dublin to Houston by plane?
Houston is 4559.1 mi away from Dublin. Flights usually cover this in 14h 10m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Dublin Airport to Houston?
Prices for flights from Dublin Airport to Houston refresh daily.
How many operators does momondo search for flights from Dublin Airport to Houston?
As of November 2026, there are 2 operators available to choose from for flights from Dublin Airport to Houston.
How old do you have to be to fly from Dublin Airport to Houston?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Houston.
What documentation or ID do you need to fly to Houston?
The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Dublin to Houston

Compare and see reviews for airlines that fly from Dublin to Houston with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom £662	Free Cancellation	Rating 7.3 10,478 reviews		Search United Airlines flights
British Airways	PriceFrom £744	Free Cancellation	Rating 6.7 8,280 reviews		Search British Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Dublin.

Can I find flights from Dublin to Houston with flexible booking policies on momondo?

Flights from Dublin to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Dublin to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Dublin and alert you when they change.