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$398+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — HOU
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$539
(Bravofly)

One-way from

$398
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$963
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. 4% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 18, 2025.

This Bravofly deal was found by Cheapflights users on 6/18. 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.
Thu 10/912:40 pmDUB - IAH
2 stops41h 16mScandinavian Airlines
Tue 10/141:15 pmIAH - DUB
2 stops40h 35mScandinavian Airlines
Deal found 6/18$539
This SmartFares deal was found by Cheapflights users on 6/18. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/91:35 pmDUB - IAH
1 stop29h 05mTurkish Airlines
Tue 10/149:00 pmIAH - DUB
1 stop36h 55mTurkish Airlines
Deal found 6/18$712
This Lufthansa deal was found by Cheapflights users on 6/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:10 amDUB - IAH
1 stop19h 05mMultiple Airlines
Wed 12/1010:30 amIAH - DUB
1 stop14h 30mMultiple Airlines
Deal found 6/18$771
This United Airlines deal was found by Cheapflights users on 6/18. 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.
Wed 11/269:00 amDUB - IAH
1 stop15h 38mUnited Airlines
Wed 12/107:20 amIAH - DUB
2 stops17h 40mUnited Airlines
Deal found 6/18$773
This lastminute.com deal was found by Cheapflights users on 6/18. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:00 amDUB - IAH
2 stops18h 19mAir Canada
Wed 12/1011:05 amIAH - DUB
2 stops38h 05mAir Canada
Deal found 6/18$774
This Delta deal was found by Cheapflights users on 6/18. 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.
Sat 11/225:55 amDUB - IAH
1 stop13h 35mDelta
Wed 12/33:25 pmIAH - DUB
2 stops18h 15mDelta
Deal found 6/18$777
This Lufthansa deal was found by Cheapflights users on 6/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:00 amDUB - IAH
1 stop19h 15mLufthansa
Sun 1/44:30 pmIAH - DUB
1 stop17h 55mLufthansa
Deal found 6/17$780
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 12/115:55 amDUB - HOU
2 stops21h 45mDelta
Mon 12/1510:05 amHOU - DUB
1 stop15h 40mDelta
Deal found 6/17$788
This British Airways deal was found by Cheapflights users on 6/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:55 pmDUB - IAH
1 stop26h 15mBritish Airways
Sat 1/39:45 pmIAH - DUB
1 stop14h 55mBritish Airways
Deal found 6/17$798
This Finnair deal was found by Cheapflights users on 6/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/222:05 pmDUB - HOU
1 stop24h 37mMultiple Airlines
Sat 11/2912:25 pmHOU - DUB
1 stop12h 50mMultiple Airlines
Deal found 6/17$820
This lastminute.com deal was found by Cheapflights users on 6/17. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1710:40 amDUB - IAH
1 stop30h 32mJetBlue
Thu 7/244:57 pmIAH - DUB
1 stop34h 03mJetBlue
Deal found 6/17$831
This American Airlines deal was found by Cheapflights users on 6/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2211:30 amDUB - HOU
2 stops14h 36mAmerican Airlines
Sat 11/299:15 amHOU - DUB
1 stop16h 00mAmerican Airlines
Deal found 6/17$833

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 June 18, 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 10/9

12:40 pm-11:56 pm

2 stops41h 16m

Houston George Bush Intcntl

Tue 10/14

1:15 pm-11:50 am

2 stops40h 35m

$539

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 10/9

1:35 pm-12:40 pm

1 stop29h 05m

Houston George Bush Intcntl

Tue 10/14

9:00 pm-3:55 pm

1 stop36h 55m

$712

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 11/26

5:10 am-6:15 pm

1 stop19h 05m

Houston George Bush Intcntl

Wed 12/10

10:30 am-7:00 am

1 stop14h 30m

$771

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 11/26

9:00 am-6:38 pm

1 stop15h 38m

Houston George Bush Intcntl

Wed 12/10

7:20 am-7:00 am

2 stops17h 40m

$773

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 11/26

9:00 am-9:19 pm

2 stops18h 19m

Houston George Bush Intcntl

Wed 12/10

11:05 am-7:10 am

2 stops38h 05m

$774

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 11/22

5:55 am-1:30 pm

1 stop13h 35m

Houston George Bush Intcntl

Wed 12/3

3:25 pm-3:40 pm

2 stops18h 15m

$777

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 12/11

5:55 am-9:40 pm

2 stops21h 45m

Houston Hobby

Mon 12/15

10:05 am-7:45 am

1 stop15h 40m

$788

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sat 11/22

2:05 pm-8:42 am

1 stop24h 37m

Houston Hobby

Sat 11/29

12:25 pm-7:15 am

1 stop12h 50m

$820

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 7/17

10:40 am-11:12 am

1 stop30h 32m

Houston George Bush Intcntl

Thu 7/24

4:57 pm-9:00 am

1 stop34h 03m

$831

DublinHouston

DUB - HOU

DUBHOU

Dublin

Sat 11/22

11:30 am-8:06 pm

2 stops14h 36m

Houston Hobby

Sat 11/29

9:15 am-7:15 am

1 stop16h 00m

$833

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

Showing 1-10 of 30 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 June 13, 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 $332). 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 June 18, 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 June 18, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair 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
7,964 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,363 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,292 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,466 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,632 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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, Scandinavian Airlines ($539), Turkish Airlines ($712), and United Airlines ($773) offers the cheapest pricing from Dublin to Houston. Scandinavian Airlines is currently priced 36% 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 $585 on JetBlue. Other airlines that offer cheap prices include WestJet from $627 and British Airways from $721 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 $332). 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$686Average$968FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$787Average$972FlexibilityNo cancel feeOn-time69%

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