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$223+ Cheap flights from George Bush Intcntl (IAH) 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DUB
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Dublin

Cheapest flights from George Bush Intcntl to Dublin
Explore the most affordable flight options available from George Bush Intcntl to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 8/248:20 pm
IAH
-
DUB
1 stop29h 00m
United Airlines
Wed 9/29:50 am
DUB
-
IAH
1 stop35h 56m
United Airlines
Deal found 3/8$622
This FlightHub deal was found by Cheapflights users on 3/8. 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.
Mon 8/314:45 pm
IAH
-
DUB
1 stop33h 00m
Air Canada
Fri 9/119:50 am
DUB
-
IAH
1 stop35h 47m
Air Canada
Deal found 3/8$629
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 8/245:04 am
IAH
-
DUB
1 stop22h 41m
United Airlines
Tue 9/19:20 am
DUB
-
IAH
1 stop31h 30m
United Airlines
Deal found 3/8$630
This oojo deal was found by Cheapflights users on 3/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:50 pm
IAH
-
DUB
1 stop13h 00m
British Airways
Wed 11/183:10 pm
DUB
-
IAH
1 stop28h 55m
British Airways
Deal found 3/9$631
This FlightHub deal was found by Cheapflights users on 3/8. 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.
Wed 8/2610:00 am
IAH
-
DUB
1 stop15h 45m
Air Canada
Wed 9/29:50 am
DUB
-
IAH
1 stop33h 42m
Air Canada
Deal found 3/8$633
This Booking.com deal was found by Cheapflights users on 3/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:30 pm
IAH
-
DUB
1 stop12h 10m
British Airways
Wed 8/1910:30 am
DUB
-
IAH
1 stop14h 45m
British Airways
Deal found 3/9$634
This Cheapflightsfares deal was found by Cheapflights users on 3/9. 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.
Mon 8/243:30 pm
IAH
-
DUB
1 stop12h 10m
British Airways
Wed 9/28:35 am
DUB
-
IAH
1 stop16h 40m
British Airways
Deal found 3/9$635
This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:30 pm
IAH
-
DUB
1 stop14h 30m
British Airways
Mon 8/248:30 pm
DUB
-
IAH
1 stop28h 45m
British Airways
Deal found 3/8$636
This Air France deal was found by Cheapflights users on 3/9. 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.
Sun 11/14:05 pm
IAH
-
DUB
1 stop17h 40m
Multiple Airlines
Fri 11/135:55 am
DUB
-
IAH
1 stop13h 35m
Multiple Airlines
Deal found 3/9$638
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2210:05 pm
IAH
-
DUB
1 stop36h 25m
Turkish Airlines
Tue 4/75:35 am
DUB
-
IAH
1 stop37h 10m
Turkish Airlines
Deal found 3/10$639
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:05 pm
IAH
-
DUB
1 stop20h 00m
Turkish Airlines
Wed 4/2910:40 am
DUB
-
IAH
1 stop38h 30m
Turkish Airlines
Deal found 3/12$640
This British Airways deal was found by Cheapflights users on 3/9. 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.
Tue 9/89:05 pm
IAH
-
DUB
1 stop13h 55m
British Airways
Fri 9/1810:30 am
DUB
-
IAH
1 stop14h 45m
British Airways
Deal found 3/9$641

Find flight deals from George Bush Intcntl to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$622
(United Airlines)

One-way from

$223
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$665
Provider with most accurate pricing for Houston George Bush Intcntl-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Dublin flights.
Search Deals
From Houston George Bush Intcntl to Dublin
Search Deals
One-way flight from Houston George Bush Intcntl to Dublin
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($121 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 March 13, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 9/8

9:05 pm-5:00 pm

1 stop13h 55m

Dublin

Wed 9/16

7:45 pm-1:25 pm

1 stop23h 40m

$640

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 8/19

7:00 am-7:45 am

2 stops18h 45m

Dublin

Tue 8/25

9:50 am-7:38 pm

1 stop15h 48m

$691
Quickest round-trip

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 8/17

2:40 pm-10:40 am

2 stops14h 00m

Dublin

Mon 8/24

9:50 am-7:09 pm

2 stops15h 19m

$702

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 5/6

2:20 pm-3:25 pm

2 stops19h 05m

Dublin

Wed 5/13

5:55 am-1:15 pm

1 stop13h 20m

$708

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 7/21

6:40 pm-9:45 am

1 stop33h 05m

Dublin

Wed 7/29

9:20 am-10:50 am

1 stop31h 30m

$708

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 5/5

9:05 pm-11:05 pm

1 stop20h 00m

Dublin

Tue 5/12

5:05 pm-7:10 pm

1 stop32h 05m

$711

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 8/15

8:20 pm-7:20 am

1 stop29h 00m

Dublin

Sat 8/22

9:20 am-3:46 pm

1 stop36h 26m

$722

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 5/1

2:30 pm-3:40 pm

1 stop19h 10m

Dublin

Tue 5/5

5:05 pm-12:45 pm

1 stop25h 40m

$748
Cheapest one-way

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 8/1

7:50 pm-7:45 am

2 stops29h 55m

$325

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 8/1

6:25 pm-8:15 am

1 stop31h 50m

$330

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from George Bush Intcntl to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Dublin in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from George Bush Intcntl 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 George Bush Intcntl Airport to Dublin

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Dublin. Price data was last updated on March 6, 2026.

The best time to book flights from Houston George Bush Intcntl Airport to Dublin is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Dublin?

Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Dublin (average of $351). Flying from Houston George Bush Intcntl Airport to Dublin in June is currently the most expensive (average of $822). 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.

How much does it cost to fly round-trip from Houston George Bush Intcntl Airport 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 March 13, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Houston George Bush Intcntl Airport to Dublin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,288 reviews
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,418 reviews
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,448 reviews
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,134 reviews
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,784 reviews
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl 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 George Bush Intcntl?

    If you book a flight to Dublin from Houston George Bush Intcntl, you will be flying to 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 Houston George Bush Intcntl to Dublin per day from 10 different airlines.

  • How long is the flight from Houston George Bush Intcntl Airport to Dublin?

    United Airlines can get you from Houston George Bush Intcntl Airport to Dublin in just under 18h 45m. Your travel time can differ by up to . Houston George Bush Intcntl Airport and Dublin are separated by a distance of 4545 mi.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Dublin round-trip?

    Flying on JetBlue is currently your cheapest option to Dublin, with prices starting at $101. Additional round-trip tickets that might be worth considering are offered by KLM and United Airlines, with the lowest prices starting at $443 and $567, respectively. These flights start at 86% lower than the current average price 3 months from now.

  • Can I find deals for flights from George Bush Intcntl to Dublin that include hotel bookings?

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

  • How can I find direct flights from George Bush Intcntl to Dublin?

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

  • Can I find deals for business class flights from George Bush Intcntl to Dublin?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Dublin?

    Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Dublin (average of $351). Flying from Houston George Bush Intcntl Airport to Dublin in June is currently the most expensive (average of $822). 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
Leixlip

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Alternative routes for George Bush Intcntl to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
George Bush Intcntl to Shannon flights

Top 10 airlines flying from George Bush Intcntl to Dublin

Discover the top 10 airlines that operate flights from George Bush Intcntl 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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$101Average$625FlexibilityNo cancel feeOn-time62%
KLMCheapest$443Average$828FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$567Average$871FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$579Average$766FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$586Average$850FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$629Average$791FlexibilityNo cancel feeOn-time77%
DeltaCheapest$638Average$790FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$644Average$759FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$650Average$656FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$777Average$928FlexibilityNo cancel feeOn-timeN/A

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