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$242+ 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DUB
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
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 44 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 July 28, 2025.

Round-trip from

$646
(Mytrip)

One-way from

$242
(Mytrip)

Popular in

June

Cheapest in

March

Average price

$850
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. 12% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 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 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 July 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.
Wed 8/277:20 amIAH - DUB
2 stops18h 25mMultiple Airlines
Tue 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.
Wed 9/310:00 amIAH - DUB
1 stop15h 45mAir Canada
Wed 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.
Thu 9/259:00 pmIAH - DUB
1 stop36h 30mTurkish Airlines
Mon 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.
Sat 8/2311:35 amIAH - DUB
1 stop15h 25mJetBlue
Sat 8/3010:40 amDUB - IAH
1 stop30h 55mJetBlue
Deal found 7/26$651
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.
Fri 11/286:36 pmIAH - DUB
2 stops22h 09mLufthansa
Fri 12/55:10 amDUB - IAH
2 stops23h 37mLufthansa
Deal found 7/27$674
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.
Sun 8/177:35 amIAH - DUB
2 stops18h 10mUnited Airlines
Tue 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.
Mon 8/184:36 pmIAH - DUB
2 stops16h 04mBritish Airways
Wed 8/2710:50 amDUB - IAH
1 stop14h 25mBritish Airways
Deal found 7/28$727

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 July 28, 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 8/27

7:20 am-7:45 am

2 stops18h 25m

Dublin

Tue 9/2

5:55 am-1:35 pm

1 stop13h 40m

$646

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 9/3

10:00 am-7:45 am

1 stop15h 45m

Dublin

Wed 9/17

9:50 am-7:42 pm

2 stops15h 52m

$647

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Thu 9/25

9:00 pm-3:30 pm

1 stop36h 30m

Dublin

Mon 10/6

4:55 pm-7:05 pm

1 stop32h 10m

$650

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 8/23

11:35 am-9:00 am

1 stop15h 25m

Dublin

Sat 8/30

10:40 am-11:35 am

1 stop30h 55m

$651

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 1/23

9:40 pm-8:10 am

1 stop28h 30m

Dublin

Sat 1/31

9:00 am-10:59 am

1 stop31h 59m

$657

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 11/28

6:36 pm-10:45 pm

2 stops22h 09m

Dublin

Fri 12/5

5:10 am-10:47 pm

2 stops23h 37m

$674

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 8/18

4:36 pm-2:40 pm

2 stops16h 04m

Dublin

Wed 8/27

10:50 am-7:15 pm

1 stop14h 25m

$727

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Thu 10/16

7:35 am-12:05 am

2 stops34h 30m

$242

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 10/14

3:00 pm-10:50 am

1 stop13h 50m

$336

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 9/10

9:00 pm-3:45 pm

1 stop12h 45m

$461

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 14 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 July 25, 2025.

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, 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 $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 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 July 28, 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.

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 July 28, 2025.
See what other customers who have flown with United Airlines, Turkish Airlines, and JetBlue 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.
United Airlines
7.4
Good
8,892 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,892 reviews
United Airlines
7.4
Good
8,892 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,921 reviews
United Airlines
7.4
Good
8,892 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.3
Good
2,914 reviews
United Airlines
7.4
Good
8,892 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,892 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
WestJet
7.2
Good
2,968 reviews
United Airlines
7.4
Good
8,892 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 11 different airlines.

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

    Flying on Air Canada is currently your cheapest option to Dublin, with prices starting at $647. Additional round-trip tickets that might be worth considering are offered by Turkish Airlines and JetBlue, with the lowest prices starting at $650 and $651, respectively. These flights start at 25% 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 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 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 $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

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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.
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George Bush Intcntl to Cork flights
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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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$101Average$625FlexibilityNo cancel feeOn-time62%
DeltaCheapest$588Average$865FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$591Average$795FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$605Average$935FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$619Average$933FlexibilityNo cancel feeOn-time70%
KLMCheapest$621Average$895FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$650Average$979FlexibilityNo cancel feeOn-time71%
IberiaCheapest$665Average$972FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$666Average$825FlexibilityNo cancel feeOn-time77%
Singapore AirlinesCheapest$682Average$747FlexibilityNo cancel feeOn-time81%

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