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Cheap flights from Dublin to Houston from £444

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — HOU
21 Apr — 28 Apr1
1 adult

Cheap flight deals from Dublin to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 April 2025.

Round-trip from

£444

Popular in

July

Cheapest in

January

Average price

£576
8/5-11/5
  • 8/5-11/5
  • 4 total stops
  • 67h 09m total
  • Dublin to Houston
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Highest demand for flights based on searches. 10% potential increase in price (£55 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Dublin to Houston

Cheapest flights from Dublin to Houston
Explore the most affordable flight options available from Dublin to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Thu 8/506:15DUB - IAH
2 stops36h 01mMultiple Airlines
Sun 11/508:57IAH - DUB
2 stops31h 08mMultiple Airlines
Deal found 14/4£444
Sat 1/1110:55DUB - IAH
1 stop38h 15mTurkish Airlines
Sat 15/1121:05IAH - DUB
1 stop30h 50mTurkish Airlines
Deal found 15/4£540
Thu 24/411:30DUB - IAH
1 stop35h 22mJetBlue
Wed 7/511:51IAH - DUB
1 stop15h 09mJetBlue
Deal found 15/4£545
Thu 8/520:45DUB - IAH
1 stop22h 30mKLM
Sun 11/514:30IAH - DUB
1 stop11h 25mKLM
Deal found 14/4£585
Wed 14/509:20DUB - IAH
1 stop15h 30mUnited Airlines
Sun 25/507:20IAH - DUB
1 stop21h 00mUnited Airlines
Deal found 15/4£592
Fri 25/412:40DUB - IAH
1 stop13h 01mFinnair
Sat 3/512:02IAH - DUB
1 stop15h 43mFinnair
Deal found 15/4£593
Wed 23/411:00DUB - HOU
1 stop18h 08mKLM
Wed 30/414:45HOU - DUB
1 stop12h 00mKLM
Deal found 15/4£597
Fri 25/405:55DUB - IAH
2 stops23h 09mDelta
Sat 3/512:52IAH - DUB
2 stops20h 08mDelta
Deal found 15/4£604
Wed 23/412:40DUB - HOU
1 stop13h 01mMultiple Airlines
Wed 30/420:16HOU - DUB
2 stops15h 14mMultiple Airlines
Deal found 15/4£604
Thu 24/405:55DUB - HOU
2 stops17h 53mDelta
Wed 7/506:00HOU - DUB
2 stops19h 55mDelta
Deal found 15/4£607
Thu 8/512:40DUB - HOU
1 stop13h 04mIberia
Sun 11/514:28HOU - DUB
1 stop13h 17mIberia
Deal found 16/4£617
Thu 1/510:00DUB - IAH
1 stop13h 43mAir France
Wed 21/510:45IAH - DUB
1 stop15h 10mAir France
Deal found 15/4£1,793

Cheapflights Fare Finder

Customise your flight search to find flights from Dublin to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 April 2025.
Use the filters below to find and compare flights from Dublin to Houston that are best for you.

Fly from

Dublin

Fly to

Houston

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 8/5

06:15-12:16

2 stops36h 01m

Houston George Bush Intcntl

Sun 11/5

08:57-22:05

2 stops31h 08m

£444

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 24/4

11:30-16:52

1 stop35h 22m

Houston George Bush Intcntl

Wed 7/5

11:51-09:00

1 stop15h 09m

£545

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 8/5

20:45-13:15

1 stop22h 30m

Houston George Bush Intcntl

Sun 11/5

14:30-07:55

1 stop11h 25m

£585

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 14/5

09:20-18:50

1 stop15h 30m

Houston George Bush Intcntl

Sun 25/5

14:45-11:10

2 stops14h 25m

£592

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 25/4

12:40-19:41

1 stop13h 01m

Houston George Bush Intcntl

Sat 3/5

12:02-09:45

1 stop15h 43m

£593

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 25/4

05:55-23:04

2 stops23h 09m

Houston George Bush Intcntl

Sat 3/5

12:52-15:00

2 stops20h 08m

£604

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 8/5

05:55-22:21

2 stops22h 26m

Houston Hobby

Sun 11/5

06:00-09:15

2 stops21h 15m

£604

DublinHouston

DUB - HOU

DUBHOU

Dublin

Mon 5/5

11:00-23:08

1 stop18h 08m

Houston Hobby

Mon 12/5

12:52-08:45

1 stop13h 53m

£613

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 8/5

12:40-19:44

1 stop13h 04m

Houston Hobby

Sun 11/5

14:28-09:45

1 stop13h 17m

£617

DublinHouston

DUB - HOU

DUBHOU

Dublin

Mon 30/6

14:15-00:30

2 stops16h 15m

Houston Hobby

Sat 26/7

07:30-11:05

3 stops21h 35m

£1,341

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 17 results
1
2

Best time to book a flight from Dublin to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Dublin with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Houston

How far ahead should I book a flight from Dublin to Houston?

Use this chart to determine the optimal time to book a return flight from Dublin to Houston. Price data was last updated on 11 April 2025.

The price you pay for your flight from Dublin to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Dublin to Houston?

Currently, January is the cheapest month in which you can book a flight from Dublin to Houston (average of £765). Flying from Dublin to Houston in July is currently the most expensive (average of £1,114). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DUB to HOU?

Find hourly flight availability from Dublin to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 April 2025.

It’s typically best to fly out from Dublin to Houston in the afternoon. Doing so could potentially save you 26% on the flight price compared to flying at midday, which is usually more expensive.

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston when rainfall is around 81.0 mm.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated 16 April 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Dublin to Houston by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,918 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,918 reviews
Delta
8.0
Very Good
7,918 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very Good
7,918 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,918 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very Good
7,918 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very Good
7,918 reviews
Check prices

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Dublin to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dublin to Houston?

    Located just 5.7 mi from the city center, Dublin is the airport most travelers will use when flying to Houston from Dublin. Booking flights from Dublin (DUB) to Houston should be relatively easy as there are 0 daily outbound flights to Houston from 4 different airlines.

  • What are the cheapest airlines flying from Dublin to Houston round-trip?

    Currently priced at £545, JetBlue will fly you from Dublin to Houston and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and United Airlines - these airlines can fly you to your destination from £585 and £592, respectively. JetBlue is 11% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Dublin to Houston that include hotel bookings?

    Yes. In addition to deals on Dublin to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dublin to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Houston.

  • Can I find deals for business class flights from Dublin to Houston?

    Yes. Cheapflights offers flight deals from Dublin to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dublin to Houston?

    Currently, January is the cheapest month in which you can book a flight from Dublin to Houston (average of £765). Flying from Dublin to Houston in July is currently the most expensive (average of £1,114). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dublin to Houston

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Hobby flights
Dublin to Austin flights
Dublin to Dallas/Fort Worth flights
Dublin to George Bush Intcntl flights
Dublin to San Antonio flights

Top 4 airlines flying from Dublin to Houston

Discover the top 4 airlines that operate flights from Dublin to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 April 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£494Average£615FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£514Average£651FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£515Average£585FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£567Average£673FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dublin to Houston?

Deals for Dublin to Houston flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Dublin to Houston?

Cheapflights simply makes it quick and affordable to book flights from Dublin to Houston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Dublin to Houston with no change fees?

Yes, we can. To see specific flights from Dublin to Houston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Dublin to Houston become cheaper?

Of course! You can now track prices for flights from Dublin to Houston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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