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$319+ Cheap flights from Dublin (DUB) to Houston

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — HOU
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Dublin to Houston are usually found in January or September, booked 60 days in advance, depart on a Monday or Tuesday and return on a Tuesday

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 April 17, 2025.

Round-trip from

$547
(United Airlines)

One-way from

$319
(Mytrip)

Popular in

July

Cheapest in

January

Average price

$761
From Dublin to Houston
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One-way flight from Dublin to Houston
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Highest demand for flights based on searches. 10% potential increase in price ($97 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT 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 April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1011:35 amDUB - IAH
1 stop32h 05mUnited Airlines
Mon 5/1212:12 pmIAH - DUB
1 stop13h 08mUnited Airlines
Deal found 4/17$547
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1411:35 amDUB - IAH
3 stops31h 13mMultiple Airlines
Wed 5/217:05 amIAH - DUB
3 stops21h 10mMultiple Airlines
Deal found 4/16$577
This Gotogate deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/91:35 pmDUB - IAH
1 stop35h 30mTurkish Airlines
Tue 6/249:00 pmIAH - DUB
1 stop33h 35mTurkish Airlines
Deal found 4/16$716
This JetBlue deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2811:30 amDUB - IAH
1 stop35h 22mJetBlue
Mon 5/1211:51 amIAH - DUB
1 stop15h 09mJetBlue
Deal found 4/16$718
This Iberia deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/258:35 amDUB - IAH
1 stop16h 40mBritish Airways
Sat 5/33:25 pmIAH - DUB
1 stop14h 30mBritish Airways
Deal found 4/17$786
This Aunt Betty deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/289:50 amDUB - IAH
1 stop15h 00mAir Canada
Mon 5/127:20 amIAH - DUB
1 stop18h 55mAir Canada
Deal found 4/16$789
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/255:55 amDUB - IAH
1 stop13h 20mDelta
Sat 5/312:52 pmIAH - DUB
2 stops20h 08mDelta
Deal found 4/16$790
This KLM deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/175:20 pmDUB - IAH
1 stop25h 55mKLM
Sat 5/312:30 pmIAH - DUB
1 stop11h 25mKLM
Deal found 4/16$793
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:55 amDUB - HOU
2 stops18h 22mDelta
Tue 5/136:00 amHOU - DUB
2 stops20h 15mDelta
Deal found 4/17$799
This Iberia deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/812:40 pmDUB - HOU
1 stop13h 04mIberia
Sun 5/112:28 pmHOU - DUB
1 stop13h 17mIberia
Deal found 4/17$811
This Bravofly deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/287:05 pmDUB - IAH
2 stops34h 15mScandinavian Airlines
Mon 5/122:44 pmIAH - DUB
2 stops21h 31mScandinavian Airlines
Deal found 4/16$906
This Vliegwinkel deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/112:40 pmDUB - HOU
1 stop13h 04mRoyal Air Maroc
Sun 6/82:30 pmHOU - DUB
1 stop13h 15mRoyal Air Maroc
Deal found 4/17$937

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 17, 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

Sat 5/10

11:35 am-1:40 pm

1 stop32h 05m

Houston George Bush Intcntl

Mon 5/12

12:12 pm-7:20 am

1 stop13h 08m

$547

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 5/14

11:35 am-12:48 pm

3 stops31h 13m

Houston George Bush Intcntl

Wed 5/21

7:05 am-10:15 am

3 stops21h 10m

$577

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 6/9

1:35 pm-7:05 pm

1 stop35h 30m

Houston George Bush Intcntl

Tue 6/24

9:00 pm-12:35 pm

1 stop33h 35m

$716

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 4/28

11:30 am-4:52 pm

1 stop35h 22m

Houston George Bush Intcntl

Mon 5/12

11:51 am-9:00 am

1 stop15h 09m

$718

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 4/28

9:50 am-6:50 pm

1 stop15h 00m

Houston George Bush Intcntl

Mon 5/12

7:20 am-8:15 am

1 stop18h 55m

$789

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 5/17

5:20 pm-1:15 pm

1 stop25h 55m

Houston George Bush Intcntl

Sat 5/31

2:30 pm-7:55 am

1 stop11h 25m

$793

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 5/10

5:55 am-1:15 pm

1 stop13h 20m

Houston George Bush Intcntl

Mon 5/12

6:00 am-8:15 am

2 stops20h 15m

$794

DublinHouston

DUB - HOU

DUBHOU

Dublin

Wed 5/7

8:55 am-9:17 pm

2 stops18h 22m

Houston Hobby

Tue 5/13

6:00 am-8:15 am

2 stops20h 15m

$799

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 5/8

12:40 pm-7:44 pm

1 stop13h 04m

Houston Hobby

Sun 5/11

2:28 pm-9:45 am

1 stop13h 17m

$811

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 4/28

7:05 pm-11:20 pm

2 stops34h 15m

Houston George Bush Intcntl

Mon 5/12

2:44 pm-6:15 pm

2 stops21h 31m

$906

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 26 results
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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 round-trip 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 round-trip flight from Dublin to Houston. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Dublin to Houston, you should look to book at least 59 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Dublin to Houston (average of $230). Flying from Dublin to Houston in March is currently the most expensive (average of $334). 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 April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dublin to Houston as you normally would.

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 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston when rainfall is around 3.2 in.

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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 April 17, 2025.
Read reviews from past customers who have flown Delta, KLM and SWISS from Dublin to Houston. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
JetBlue
7.3
Good
2,926 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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?

    If you book a flight to Houston from Dublin, you will be flying from Dublin, which is the city’s only airport. Dublin (DUB) is located 5.7 mi from the center of Dublin. There are 0 flights from Dublin to Houston per day from 2 different airlines.

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

    According to our current data, United Airlines ($547), Turkish Airlines ($716), and JetBlue ($718) offers the cheapest pricing from Dublin to Houston. United Airlines is currently priced 33% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Dublin to Houston one-way?

    One-way options have recently been found by users for as low as $511 on JetBlue. Other airlines that offer cheap prices include Aer Lingus from $609 and WestJet from $623 one-way.

  • 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 vacation 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, September is the cheapest month in which you can book a flight from Dublin to Houston (average of $230). Flying from Dublin to Houston in March is currently the most expensive (average of $334). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Dublin to Houston

Discover the top 2 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 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$686Average$968FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$787Average$972FlexibilityNo cancel feeOn-time69%

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