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$256+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DUB
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Dublin are usually found in March or November, booked 49 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

Cheap 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 June 12, 2025.

Round-trip from

$660
(Iberia)

One-way from

$256
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$1,136
From Houston George Bush Intcntl to Dublin
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One-way flight from Houston George Bush Intcntl to Dublin
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Highest demand for flights based on searches. 14% potential increase in price ($157 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 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 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 June 12, 2025.

This Iberia deal was found by Cheapflights users on 6/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/233:30 pmIAH - DUB
1 stop14h 25mMultiple Airlines
Tue 7/2911:45 amDUB - IAH
1 stop14h 28mMultiple Airlines
Deal found 6/12$660
This Ovago deal was found by Cheapflights users on 6/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/99:00 pmIAH - DUB
1 stop14h 55mBritish Airways
Mon 9/158:55 pmDUB - IAH
1 stop22h 45mBritish Airways
Deal found 6/11$661
This Iberia deal was found by Cheapflights users on 6/11. 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.
Wed 7/236:22 pmIAH - DUB
1 stop11h 18mIberia
Tue 7/2911:45 amDUB - IAH
1 stop18h 14mIberia
Deal found 6/11$666
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:05 pmIAH - DUB
1 stop11h 00mUnited Airlines
Sat 11/18:00 amDUB - IAH
1 stop18h 14mUnited Airlines
Deal found 6/9$667
This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2510:00 amIAH - DUB
2 stops15h 10mAir Canada
Sat 11/18:00 amDUB - IAH
2 stops43h 19mAir Canada
Deal found 6/12$669
This Delta deal was found by Cheapflights users on 6/11. 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 8/153:50 pmIAH - DUB
1 stop17h 10mDelta
Mon 8/189:10 amDUB - IAH
1 stop34h 25mDelta
Deal found 6/11$672
This FlightHub deal was found by Cheapflights users on 6/11. 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.
Fri 10/102:25 pmIAH - DUB
1 stop19h 05mTurkish Airlines
Fri 10/174:55 pmDUB - IAH
1 stop32h 10mTurkish Airlines
Deal found 6/11$683
This KLM deal was found by Cheapflights users on 6/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1512:51 pmIAH - DUB
1 stop15h 09mKLM
Sun 8/245:20 pmDUB - IAH
1 stop25h 55mKLM
Deal found 6/10$708
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/251:15 pmIAH - DUB
2 stops38h 10mScandinavian Airlines
Fri 10/312:40 pmDUB - IAH
2 stops41h 16mScandinavian Airlines
Deal found 6/11$781
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
Thu 9/253:35 pmIAH - DUB
1 stop13h 50mLufthansa
Fri 10/35:55 amDUB - IAH
2 stops17h 22mLufthansa
Deal found 6/11$841
This Air France deal was found by Cheapflights users on 6/11. 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.
Sat 9/2712:55 pmIAH - DUB
1 stop14h 20mAir France
Sat 10/43:00 pmDUB - IAH
2 stops14h 56mAir France
Deal found 6/11$870

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 June 12, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Dublin that are best for you.

Fly from

George Bush Intcntl

Fly to

Dublin

Route

Depart

Return

Price

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 7/23

3:30 pm-11:55 am

1 stop14h 25m

Dublin

Tue 7/29

11:45 am-8:13 pm

1 stop14h 28m

$660

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 9/9

9:00 pm-5:55 pm

1 stop14h 55m

Dublin

Mon 9/15

8:55 pm-1:40 pm

1 stop22h 45m

$661

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 7/23

6:22 pm-11:40 am

1 stop11h 18m

Dublin

Tue 7/29

11:45 am-11:59 pm

1 stop18h 14m

$666

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 10/25

6:05 pm-11:05 am

1 stop11h 00m

Dublin

Sat 11/1

8:00 am-9:14 pm

1 stop18h 14m

$667

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 10/25

10:00 am-7:10 am

2 stops15h 10m

Dublin

Sat 11/1

8:00 am-10:19 pm

2 stops43h 19m

$669

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 8/15

3:50 pm-3:00 pm

1 stop17h 10m

Dublin

Mon 8/18

9:10 am-1:35 pm

1 stop34h 25m

$672

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 10/10

2:25 pm-3:30 pm

1 stop19h 05m

Dublin

Fri 10/17

4:55 pm-7:05 pm

1 stop32h 10m

$683

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 8/15

12:51 pm-10:00 am

1 stop15h 09m

Dublin

Sun 8/24

5:20 pm-1:15 pm

1 stop25h 55m

$708

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Thu 9/25

1:15 pm-9:25 am

2 stops38h 10m

Dublin

Fri 10/3

12:40 pm-11:56 pm

2 stops41h 16m

$781

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Thu 9/25

3:35 pm-11:25 am

1 stop13h 50m

Dublin

Fri 10/3

5:55 am-5:17 pm

2 stops17h 22m

$841

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 17 results
1
2

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 June 9, 2025.

The best time to book flights from Houston George Bush Intcntl Airport to Dublin is 49 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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Dublin (average of $509). Flying from Houston George Bush Intcntl Airport to Dublin in June is currently the most expensive (average of $947). 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 IAH to DUB?

Find hourly flight availability from George Bush Intcntl 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 June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Dublin in the evening. If you’re flexible enough to do this you can expect to save up to 7% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Dublin?

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

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

Rainfall in Dublin by month

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

In terms of precipitation, rainfall in Dublin ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

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

If weather is an important factor for your trip to Dublin, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Air France from Houston to Dublin to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
1,463 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
2,925 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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 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.

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

    Flying on British Airways is currently your cheapest option to Dublin, with prices starting at $661. Additional round-trip tickets that might be worth considering are offered by Iberia and Delta, with the lowest prices starting at $666 and $672, respectively. These flights start at 26% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Dublin one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $363. British Airways flights start at $467 while deals on Lufthansa start at $496 one-way.

  • 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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Dublin (average of $509). Flying from Houston George Bush Intcntl Airport to Dublin in June is currently the most expensive (average of $947). 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 Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
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.
Hobby to Dublin flights
Hobby to Shannon flights
George Bush Intcntl to Shannon flights
Hobby to Cork flights
George Bush Intcntl to Cork flights
George Bush Intcntl to Milltown (Kerry) 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$588Average$962FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$591Average$795FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$607Average$963FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$619Average$950FlexibilityNo cancel feeOn-time70%
KLMCheapest$638Average$1,114FlexibilityNo cancel feeOn-time75%
IberiaCheapest$665Average$971FlexibilityNo cancel feeOn-time77%
Singapore AirlinesCheapest$682Average$747FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$710Average$1,030FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$717Average$972FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$783Average$1,019FlexibilityNo cancel feeOn-timeN/A

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