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

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

Which airlines fly to Houston?

United Airlines, British Airways and KLM are the top three most popular airlines that fly to Houston from Dublin 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.

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 October 2025, there are 4 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.

£454 Cheap Flights from Dublin to Houston in 2025/26

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Find the cheapest flights from Dublin to Houston

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

16:30 - 20:10DUB-IAH

32h 40m1 stop

22:05 - 22:10IAH-DUB

19h 05m1 stop

£537Turkish Airlines

Find Deal

Tue, 10 Mar - Tue, 17 Mar

16:50 - 13:10DUB-IAH

26h 20m1 stop

22:05 - 09:40IAH-DUB

30h 35m1 stop

£548Turkish Airlines

Find Deal

Sat, 7 Mar - Mon, 16 Mar

10:30 - 21:00DUB-IAH

15h 30m1 stop

22:50 - 19:50IAH-DUB

16h 00m1 stop

£603British Airways

Find Deal

Thu, 12 Mar - Thu, 19 Mar

08:50 - 21:57DUB-IAH

18h 07m2 stops

16:50 - 10:00IAH-DUB

12h 10m1 stop

£605American Airlines

Find Deal

Tue, 10 Mar - Fri, 20 Mar

10:45 - 22:43DUB-IAH

16h 58m2 stops

22:50 - 18:40IAH-DUB

14h 50m1 stop

£606British Airways

Find Deal

Sun, 8 Mar - Sat, 14 Mar

11:30 - 22:43DUB-IAH

16h 13m2 stops

16:50 - 14:20IAH-DUB

16h 30m1 stop

£613American Airlines

Find Deal

Tue, 10 Mar - Tue, 17 Mar

09:45 - 17:53DUB-HOU

14h 08m1 stop

14:32 - 07:45HOU-DUB

11h 13m1 stop

£620KLM

Find Deal

Fri, 21 Nov - Wed, 3 Dec

09:00 - 19:10DUB-IAH

16h 10m2 stops

09:50 - 07:30IAH-DUB

15h 40m2 stops

£642United Airlines

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Wed, 3 Dec - Mon, 8 Dec

09:45 - 21:46DUB-HOU

17h 01m1 stop

10:05 - 07:45HOU-DUB

16h 40m1 stop

£684KLM

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Tue, 10 Mar - Tue, 17 Mar

10:40 - 08:50DUB-IAH

28h 10m1 stop

12:00 - 10:20IAH-DUB

16h 20m1 stop

£747United Airlines

Find Deal

Sun, 28 Dec - Mon, 29 Dec

KLM flights from Dublin to Houston

Our best KLM deals on Dublin to Houston flight tickets

KLM

21 Nov

DUB09:45Dublin

14h 08m

1 stop

HOU17:53Houston Hobby

3 Dec

HOU14:32Houston Hobby

11h 13m

1 stop

DUB07:45Dublin

£620

Find similar

KLM

10 Mar

DUB09:45Dublin

17h 01m

1 stop

HOU21:46Houston Hobby

17 Mar

HOU10:05Houston Hobby

16h 40m

1 stop

DUB07:45Dublin

£684

Find similar

KLM

3 Apr

DUB06:00Dublin

16h 32m

2 stops

HOU16:32Houston Hobby

12 Apr

HOU13:00Houston Hobby

13h 45m

1 stop

DUB08:45Dublin

£822

Find similar

Delta flights from Dublin to Houston

Our best Delta deals on Dublin to Houston flight tickets

Delta

21 Nov

DUB05:55Dublin

13h 35m

1 stop

IAH13:30Houston George Bush Intcntl

3 Dec

IAH12:35Houston George Bush Intcntl

21h 10m

2 stops

DUB15:45Dublin

£606

Find similar

Delta

21 Nov

DUB05:55Dublin

17h 58m

2 stops

HOU17:53Houston Hobby

3 Dec

HOU14:32Houston Hobby

19h 13m

2 stops

DUB15:45Dublin

£610

Find similar

Delta

13 Feb

DUB08:50Dublin

30h 42m

2 stops

HOU09:32Houston Hobby

21 Feb

HOU06:00Houston Hobby

27h 45m

2 stops

DUB15:45Dublin

£611

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 10/3

16:30-20:10

1 stop32h 40m

Houston George Bush Intcntl

Tue 17/3

22:05-22:10

1 stop19h 05m

£537

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 7/3

16:50-13:10

1 stop26h 20m

Houston George Bush Intcntl

Mon 16/3

22:05-09:40

1 stop30h 35m

£548

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 12/3

10:30-21:00

1 stop15h 30m

Houston George Bush Intcntl

Thu 19/3

22:50-19:50

1 stop16h 00m

£603

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 10/3

08:50-21:57

2 stops18h 07m

Houston George Bush Intcntl

Fri 20/3

16:50-10:00

1 stop12h 10m

£605

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 8/3

10:45-22:43

2 stops16h 58m

Houston George Bush Intcntl

Sat 14/3

22:50-18:40

1 stop14h 50m

£606

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 10/3

11:30-22:43

2 stops16h 13m

Houston George Bush Intcntl

Tue 17/3

16:50-14:20

1 stop16h 30m

£613

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 21/11

09:45-17:53

1 stop14h 08m

Houston Hobby

Wed 3/12

14:32-07:45

1 stop11h 13m

£620

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 3/12

09:00-19:10

2 stops16h 10m

Houston George Bush Intcntl

Mon 8/12

09:50-07:30

2 stops15h 40m

£642

DublinHouston

DUB - HOU

DUBHOU

Dublin

Tue 10/3

09:45-21:46

1 stop17h 01m

Houston Hobby

Tue 17/3

10:05-07:45

1 stop16h 40m

£684

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 28/12

10:40-08:50

1 stop28h 10m

Houston George Bush Intcntl

Mon 29/12

12:00-10:20

1 stop16h 20m

£747

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, January 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 £539. If you are unable to visit Houston during the month of January, then departing from Dublin during the month September is also very affordable. Most momondo users find prices during this month for around £564.

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

The cheapest day to depart from Dublin to Houston is on a Wednesday. Travellers who choose to depart for Houston on a Wednesday will often find tickets for as low as £608. 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 £690.

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 £546. In contrast, the most expensive time of day to depart to Houston is at midday when prices are around £634.

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

You are more likely to see cheaper flights to Houston from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around £647 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 Dublin for as low as £553 on momondo.

Cheap Dublin to Houston flight deals and tips

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

Direct flights	None

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

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How far is Dublin to Houston by plane?
Houston is 4559.1 mi away from Dublin. Flights usually cover this in 13h 23m, 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 October 2025, there are 4 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 £491	Free Cancellation	Rating 6.7 7,483 reviews	Search British Airways flights
KLM	PriceFrom £511	Free Cancellation	Rating 7.7 1,406 reviews	Search KLM flights
United Airlines	PriceFrom £578	Free Cancellation	Rating 7.4 9,000 reviews	Search United Airlines flights
American Airlines	PriceFrom £684	Free Cancellation	Rating 7.2 11,032 reviews	Search American 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.