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

Delta, United Airlines, and TAP AIR PORTUGAL 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 August 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.

£578 Cheap Flights from Dublin to Houston in 2026

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.

11:30 - 16:25DUB Dublin-IAH Houston George Bush Intcntl

34h 55m1 stop New York John F Kennedy Intl

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

33h 42m1 stop New York John F Kennedy Intl

£578JetBlue

Wed, 23 Sep - Wed, 30 Sep

16:35 - 13:10DUB Dublin-IAH Houston George Bush Intcntl

26h 35m1 stop Istanbul

21:00 - 09:35IAH Houston George Bush Intcntl-DUB Dublin

30h 35m1 stop Istanbul

£586Turkish Airlines

Mon, 16 Nov - Fri, 20 Nov

16:35 - 19:05DUB Dublin-IAH Houston George Bush Intcntl

32h 30m1 stop Istanbul

21:00 - 09:35IAH Houston George Bush Intcntl-DUB Dublin

30h 35m1 stop Istanbul

£589Turkish Airlines

Tue, 17 Nov - Mon, 23 Nov

16:35 - 19:05DUB Dublin-IAH Houston George Bush Intcntl

32h 30m1 stop Istanbul

21:00 - 09:35IAH Houston George Bush Intcntl-DUB Dublin

30h 35m1 stop Istanbul

£590Turkish Airlines

Tue, 17 Nov - Mon, 23 Nov

16:35 - 19:05DUB Dublin-IAH Houston George Bush Intcntl

32h 30m1 stop Istanbul

21:00 - 09:35IAH Houston George Bush Intcntl-DUB Dublin

30h 35m1 stop Istanbul

£590Turkish Airlines

Tue, 17 Nov - Mon, 23 Nov

16:35 - 19:05DUB Dublin-IAH Houston George Bush Intcntl

32h 30m1 stop Istanbul

21:00 - 15:30IAH Houston George Bush Intcntl-DUB Dublin

36h 30m1 stop Istanbul

£598Turkish Airlines

Tue, 24 Nov - Sat, 28 Nov

16:35 - 19:05DUB Dublin-IAH Houston George Bush Intcntl

32h 30m1 stop Istanbul

21:00 - 15:30IAH Houston George Bush Intcntl-DUB Dublin

36h 30m1 stop Istanbul

£598Turkish Airlines

Tue, 24 Nov - Sat, 28 Nov

11:30 - 16:25DUB Dublin-IAH Houston George Bush Intcntl

34h 55m1 stop New York John F Kennedy Intl

12:00 - 09:00IAH Houston George Bush Intcntl-DUB Dublin

15h 00m1 stop New York John F Kennedy Intl

£609JetBlue

Thu, 1 Oct - Wed, 7 Oct

11:45 - 19:23DUB Dublin-IAH Houston George Bush Intcntl

13h 38m1 stop Charlotte Douglas

14:08 - 09:45IAH Houston George Bush Intcntl-DUB Dublin

13h 37m1 stop Dallas/Fort Worth

£720Iberia

Mon, 7 Sep - Sun, 13 Sep

10:50 - 19:55DUB Dublin-IAH Houston George Bush Intcntl

15h 05m1 stop London Heathrow

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

12h 25m1 stop London Heathrow

£726British Airways

Fri, 18 Dec - Fri, 1 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

13:00 - 13:55DUB Dublin-IAH Houston George Bush Intcntl

30h 55m1 stop Calgary

17:00 - 07:55IAH Houston George Bush Intcntl-DUB Dublin

32h 55m1 stop Minneapolis St Paul

£971Multiple Airlines

Tue, 18 Aug - Sat, 22 Aug

09:50 - 08:50DUB Dublin-IAH Houston George Bush Intcntl

29h 00m2 stops Montreal Pierre Elliott Trudeau Intl New York LaGuardia

07:20 - 09:45IAH Houston George Bush Intcntl-DUB Dublin

20h 25m1 stop Chicago O'Hare Intl

£984United Airlines

Tue, 18 Aug - Thu, 20 Aug

09:20 - 21:49DUB Dublin-IAH Houston George Bush Intcntl

18h 29m2 stops Toronto Pearson Intl Washington, D.C. Reagan-National

18:40 - 07:20IAH Houston George Bush Intcntl-DUB Dublin

30h 40m1 stop Washington, D.C. Dulles Intl

£991United Airlines

Sun, 16 Aug - Sun, 23 Aug

13:00 - 13:55DUB Dublin-IAH Houston George Bush Intcntl

30h 55m1 stop Calgary

12:12 - 10:45IAH Houston George Bush Intcntl-DUB Dublin

16h 33m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl

£1,011Multiple Airlines

Tue, 18 Aug - Sat, 22 Aug

05:55 - 18:32DUB Dublin-IAH Houston George Bush Intcntl

18h 37m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

07:00 - 08:15IAH Houston George Bush Intcntl-DUB Dublin

19h 15m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

£1,072Delta

Tue, 18 Aug - Sat, 22 Aug

09:20 - 20:55DUB Dublin-IAH Houston George Bush Intcntl

17h 35m2 stops Toronto Pearson Intl Boston Logan Intl

08:25 - 07:30IAH Houston George Bush Intcntl-DUB Dublin

17h 05m2 stops Chicago O'Hare Intl Newark

£1,076United Airlines

Sun, 16 Aug - Sun, 23 Aug

12:40 - 19:51DUB Dublin-HOU Houston Hobby

13h 11m1 stop Dallas/Fort Worth

12:14 - 09:45HOU Houston Hobby-DUB Dublin

15h 31m1 stop Dallas/Fort Worth

£1,113Iberia

Tue, 18 Aug - Sat, 22 Aug

07:25 - 12:05DUB Dublin-IAH Houston George Bush Intcntl

34h 40m3 stops Madrid Barajas San José Juan Santamaria Intl San Salvador El Salvador Intl

06:45 - 12:45IAH Houston George Bush Intcntl-DUB Dublin

24h 00m2 stops Toronto Pearson Intl Manchester

£1,366Multiple Airlines

Tue, 18 Aug - Sat, 22 Aug

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Iberia flights from Dublin to Houston

Our best Iberia deals on Dublin to Houston flight tickets

Iberia

7 Sept

DUB11:45Dublin

13h 38m

1 stop

IAH19:23Houston George Bush Intcntl

13 Sept

IAH14:08Houston George Bush Intcntl

13h 37m

1 stop

DUB09:45Dublin

£720

Iberia

2 Sept

DUB12:40Dublin

13h 11m

1 stop

HOU19:51Houston Hobby

12 Sept

HOU13:56Houston Hobby

13h 49m

1 stop

DUB09:45Dublin

£723

Iberia

11 Sept

DUB12:40Dublin

13h 08m

1 stop

HOU19:48Houston Hobby

26 Sept

HOU13:56Houston Hobby

13h 49m

1 stop

DUB09:45Dublin

£732

Delta flights from Dublin to Houston

Our best Delta deals on Dublin to Houston flight tickets

Delta

17 Nov

DUB05:45Dublin

13h 20m

1 stop

IAH13:05Houston George Bush Intcntl

23 Nov

IAH10:00Houston George Bush Intcntl

17h 00m

2 stops

DUB09:00Dublin

£725

Delta

17 Nov

DUB05:45Dublin

13h 20m

1 stop

IAH13:05Houston George Bush Intcntl

23 Nov

IAH10:00Houston George Bush Intcntl

17h 00m

2 stops

DUB09:00Dublin

£725

Delta

17 Nov

DUB05:45Dublin

13h 20m

1 stop

IAH13:05Houston George Bush Intcntl

23 Nov

IAH10:00Houston George Bush Intcntl

17h 00m

2 stops

DUB09:00Dublin

£727

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Wed 23/9

11:30-16:25

1 stop34h 55m

Houston George Bush Intcntl

Wed 30/9

17:18-09:00

1 stop33h 42m

£578

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Mon 16/11

16:35-13:10

1 stop26h 35m

Houston George Bush Intcntl

Fri 20/11

21:00-09:35

1 stop30h 35m

£586

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Tue 17/11

16:35-19:05

1 stop32h 30m

Houston George Bush Intcntl

Mon 23/11

21:00-09:35

1 stop30h 35m

£589

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Tue 17/11

16:35-19:05

1 stop32h 30m

Houston George Bush Intcntl

Mon 23/11

21:00-09:35

1 stop30h 35m

£590

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Tue 17/11

16:35-19:05

1 stop32h 30m

Houston George Bush Intcntl

Mon 23/11

21:00-09:35

1 stop30h 35m

£590

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Tue 24/11

16:35-19:05

1 stop32h 30m

Houston George Bush Intcntl

Sat 28/11

21:00-15:30

1 stop36h 30m

£598

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Tue 24/11

16:35-19:05

1 stop32h 30m

Houston George Bush Intcntl

Sat 28/11

21:00-15:30

1 stop36h 30m

£598

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Thu 1/10

11:30-16:25

1 stop34h 55m

Houston George Bush Intcntl

Wed 7/10

12:00-09:00

1 stop15h 00m

£609

Fastest return journey

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Mon 7/9

11:45-19:23

1 stop13h 38m

Houston George Bush Intcntl

Sun 13/9

14:08-09:45

1 stop13h 37m

£720

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Fri 18/12

10:50-19:55

1 stop15h 05m

Houston George Bush Intcntl

Fri 1/1

15:50-10:15

1 stop12h 25m

£726

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 typical price of a round-trip flight between Dublin and Houston?

Prices are currently low for flights on this route.

Typical prices usually range from £688 to £792.
The lowest price recently found on this route was £578.

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 £607. If you are unable to visit Houston during the month of September, then departing from Dublin during the month November is also very affordable. Most momondo users find prices during this month for around £620.

Cheap Dublin to Houston flight deals and tips

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

Fastest flight time	12h 22m
Direct flights	None

The fastest flight from Dublin to Houston takes 12h 22m

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 12h 22m, 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 August 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
British Airways	PriceFrom £539	Free Cancellation	Rating 6.7 8,168 reviews		Search British Airways flights
United Airlines	PriceFrom £589	Free Cancellation	Rating 7.4 10,107 reviews		Search United Airlines 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.