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$242+ Cheap flights from Houston to Dublin (DUB)

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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DUB
ago. 2 — ago. 91
sáb. 8/2
sáb. 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Dublin are usually found in January or November, booked 57 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap flight deals from Houston to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Dublin (DUB). 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 julio 28, 2025.

Round-trip from

$646
(Mytrip)

One-way from

$242
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$1,140
From Houston to Dublin
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One-way flight from Houston to Dublin
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Houston to Dublin

Cheapest flights from Houston to Dublin
Explore the most affordable flight options available from Houston to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 28, 2025.

This Mytrip deal was found by Cheapflights users on 7/25. 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.
mié. 8/277:20 amIAH - DUB
2 stops18h 25mMultiple Airlines
mar. 9/25:55 amDUB - IAH
1 stop13h 40mMultiple Airlines
Deal found 7/25$646
This Air Canada deal was found by Cheapflights users on 7/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/310:00 amIAH - DUB
1 stop15h 45mAir Canada
mié. 9/179:50 amDUB - IAH
2 stops15h 52mAir Canada
Deal found 7/25$647
This FlightHub deal was found by Cheapflights users on 7/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/259:00 pmIAH - DUB
1 stop36h 30mTurkish Airlines
lun. 10/64:55 pmDUB - IAH
1 stop32h 10mTurkish Airlines
Deal found 7/25$650
This Expedia deal was found by Cheapflights users on 7/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/2311:35 amIAH - DUB
1 stop15h 25mJetBlue
sáb. 8/3010:40 amDUB - IAH
1 stop30h 55mJetBlue
Deal found 7/26$651
This American Airlines deal was found by Cheapflights users on 7/26. 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.
dom. 8/244:20 pmHOU - DUB
1 stop11h 25mAmerican Airlines
mar. 9/912:40 pmDUB - HOU
1 stop13h 31mAmerican Airlines
Deal found 7/26$657
This Iberia deal was found by Cheapflights users on 7/27. 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.
mié. 9/102:33 pmHOU - DUB
1 stop13h 12mIberia
mié. 9/1712:40 pmDUB - HOU
1 stop13h 31mIberia
Deal found 7/27$662
This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/286:36 pmIAH - DUB
2 stops22h 09mLufthansa
vie. 12/55:10 amDUB - IAH
2 stops23h 37mLufthansa
Deal found 7/27$674
This Delta deal was found by Cheapflights users on 7/26. 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.
mié. 11/56:00 amHOU - DUB
1 stop19h 45mDelta
mié. 11/129:45 amDUB - HOU
1 stop12h 42mDelta
Deal found 7/26$682
This Air France deal was found by Cheapflights users on 7/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/510:05 amHOU - DUB
1 stop15h 40mAir France
mié. 11/129:45 amDUB - HOU
1 stop17h 55mAir France
Deal found 7/27$683
This United Airlines deal was found by Cheapflights users on 7/28. 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.
dom. 8/177:35 amIAH - DUB
2 stops18h 10mUnited Airlines
mar. 9/29:20 amDUB - IAH
1 stop16h 22mUnited Airlines
Deal found 7/28$720
This Gurufare deal was found by Cheapflights users on 7/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/184:36 pmIAH - DUB
2 stops16h 04mBritish Airways
mié. 8/2710:50 amDUB - IAH
1 stop14h 25mBritish Airways
Deal found 7/28$727
This Air France deal was found by Cheapflights users on 7/26. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/912:56 pmHOU - DUB
1 stop13h 49mMultiple Airlines
sáb. 8/1611:00 amDUB - HOU
1 stop12h 39mMultiple Airlines
Deal found 7/26$852

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Dublin 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 julio 28, 2025.
Use the filters below to find and compare flights from Houston to Dublin that are best for you.

Fly from

Houston

Fly to

Dublin

Route

Depart

Return

Price

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

mié. 8/27

7:20 am-7:45 am

2 stops18h 25m

Dublin

mar. 9/2

5:55 am-1:35 pm

1 stop13h 40m

$646

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

mié. 9/3

10:00 am-7:45 am

1 stop15h 45m

Dublin

mié. 9/17

9:50 am-7:42 pm

2 stops15h 52m

$647

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

jue. 9/25

9:00 pm-3:30 pm

1 stop36h 30m

Dublin

lun. 10/6

4:55 pm-7:05 pm

1 stop32h 10m

$650

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

sáb. 8/23

11:35 am-9:00 am

1 stop15h 25m

Dublin

sáb. 8/30

10:40 am-11:35 am

1 stop30h 55m

$651

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

vie. 1/23

9:40 pm-8:10 am

1 stop28h 30m

Dublin

sáb. 1/31

9:00 am-10:59 am

1 stop31h 59m

$657

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

dom. 8/24

4:20 pm-9:45 am

1 stop11h 25m

Dublin

mar. 9/9

12:40 pm-8:11 pm

1 stop13h 31m

$657

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

mié. 9/10

2:33 pm-9:45 am

1 stop13h 12m

Dublin

mié. 9/17

12:40 pm-8:11 pm

1 stop13h 31m

$662

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

vie. 11/28

6:36 pm-10:45 pm

2 stops22h 09m

Dublin

vie. 12/5

5:10 am-10:47 pm

2 stops23h 37m

$674

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

lun. 8/18

4:36 pm-2:40 pm

2 stops16h 04m

Dublin

mié. 8/27

10:50 am-7:15 pm

1 stop14h 25m

$727

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

mar. 9/9

6:00 am-7:55 am

2 stops19h 55m

Dublin

lun. 9/15

12:00 pm-9:49 am

2 stops27h 49m

$806

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 20 results
1
2

Best time to book a flight from Houston to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Houston 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 Houston to Dublin

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to Dublin. Price data was last updated on July 25, 2025.

Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Houston to Dublin (average of $509). Flying from Houston to Dublin in June is currently the most expensive (average of $924). 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 HOU to DUB?

Find hourly flight availability from Houston to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 28, 2025.

It’s typically best to fly out from Houston to Dublin in the morning. Doing so could potentially save you 16% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Houston to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Houston to Dublin. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Dublin flight should consider departing on Tuesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Houston to Dublin?

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated julio 28, 2025.
Read through reviews of airlines operating flights from Houston to Dublin, such as Delta, United Airlines, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
7,971 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
Turkish Airlines
7.3
Good
3,921 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
JetBlue
7.3
Good
2,913 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,971 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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 Houston to Dublin. 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 into for flights to Dublin from Houston?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly into when you book flights from Houston to Dublin. 11 airlines have flights to Dublin from Houston on a regular basis. Booking flights from Houston to Dublin should not be difficult; the airport handles an average of 0 inbound flights from Houston per day.

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

    Cheapflights users have booked flights from Houston to Dublin round-trip from $647. Other airlines that can offer you cheap pricing are Turkish Airlines, from $650, and JetBlue, from $651. Air Canada is currently priced 26% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $336. JetBlue flights start at $408 while deals on American Airlines start at $461 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston to Dublin 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 Houston to Dublin?

    Currently, November is the cheapest month in which you can book a flight from Houston to Dublin (average of $509). Flying from Houston to Dublin in June is currently the most expensive (average of $924). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Houston to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Houston to Dublin

Discover the top 10 airlines that operate flights from Houston to Dublin. 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 julio 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$518Average$874FlexibilityNo cancel feeOn-time70%
IberiaCheapest$541Average$972FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$577Average$879FlexibilityNo cancel feeOn-time69%
DeltaCheapest$588Average$877FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$590Average$933FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$591Average$795FlexibilityNo cancel feeOn-time67%
Singapore AirlinesCheapest$611Average$730FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$640Average$679FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$640Average$1,047FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$666Average$876FlexibilityNo cancel feeOn-time77%

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