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Cheap flights from Houston George Bush Intcntl Airport to Dublin from $228

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Dublin departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Dublin

Cheap round-trip flights

Multiple Airlines Logo
7:00 am - 12:05 pmIAH-DUB
23h 05m2 stops
Multiple Airlines Logo
9:00 am - 8:32 amDUB-IAH
29h 32m2 stops
$485Multiple Airlines
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Wed, Nov 12 - Wed, Nov 19
Multiple Airlines Logo
7:00 am - 5:15 amIAH-DUB
16h 15m2 stops
Multiple Airlines Logo
1:15 pm - 9:53 pmDUB-IAH
14h 38m1 stop
$538Multiple Airlines
Find Deal
Wed, Nov 12 - Wed, Nov 19
Multiple Airlines Logo
7:30 pm - 6:10 amIAH-DUB
29h 40m3 stops
Multiple Airlines Logo
9:00 am - 11:37 amDUB-IAH
32h 37m2 stops
$539Multiple Airlines
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Mon, Oct 27 - Mon, Nov 3
American Airlines Logo
4:50 pm - 9:50 amIAH-DUB
12h 00m1 stop
American Airlines Logo
11:30 am - 9:30 pmDUB-IAH
16h 00m1 stop
$543American Airlines
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Sun, Oct 26 - Tue, Nov 11
American Airlines Logo
9:45 pm - 3:40 pmIAH-DUB
11h 55m1 stop
American Airlines Logo
11:30 am - 9:35 pmDUB-IAH
16h 05m1 stop
$546American Airlines
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Mon, Feb 2 - Tue, Feb 10
British Airways Logo
3:50 pm - 2:25 pmIAH-DUB
16h 35m1 stop
British Airways Logo
6:00 pm - 2:05 pmDUB-IAH
26h 05m1 stop
$578British Airways
Find Deal
Wed, Nov 19 - Wed, Nov 26
British Airways Logo
3:50 pm - 9:40 amIAH-DUB
11h 50m1 stop
British Airways Logo
8:40 pm - 2:05 pmDUB-IAH
23h 25m1 stop
$579British Airways
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Wed, Jan 7 - Tue, Jan 13
United Airlines Logo
4:24 pm - 9:55 amIAH-DUB
11h 31m1 stop
United Airlines Logo
9:00 am - 6:38 pmDUB-IAH
15h 38m1 stop
$587United Airlines
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Wed, Nov 19 - Wed, Nov 26
United Airlines Logo
8:15 am - 7:30 amIAH-DUB
17h 15m2 stops
United Airlines Logo
9:00 am - 9:44 pmDUB-IAH
18h 44m1 stop
$592United Airlines
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Wed, Nov 19 - Wed, Nov 26
Iberia Logo
11:20 am - 8:55 amIAH-DUB
15h 35m2 stops
Iberia Logo
9:40 am - 8:20 amDUB-IAH
28h 40m2 stops
$614Iberia
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Sun, Feb 1 - Mon, Feb 9

American Airlines flights from Houston George Bush Intcntl Airport to Dublin

Our best American Airlines deals on Houston George Bush Intcntl Airport to Dublin flight tickets
American Airlines
Oct 26
IAH4:50 pmHouston George Bush Intcntl
12h 00m
1 stop
DUB9:50 amDublin
Nov 11
DUB11:30 amDublin
16h 00m
1 stop
IAH9:30 pmHouston George Bush Intcntl
$543
Find similar
American Airlines
Feb 2
IAH9:45 pmHouston George Bush Intcntl
11h 55m
1 stop
DUB3:40 pmDublin
Feb 10
DUB11:30 amDublin
16h 05m
1 stop
IAH9:35 pmHouston George Bush Intcntl
$546
Find similar
American Airlines
Feb 1
IAH3:50 pmHouston George Bush Intcntl
13h 25m
1 stop
DUB11:15 amDublin
Feb 10
DUB11:30 amDublin
16h 08m
2 stops
IAH9:38 pmHouston George Bush Intcntl
$550
Find similar

British Airways flights from Houston George Bush Intcntl Airport to Dublin

Our best British Airways deals on Houston George Bush Intcntl Airport to Dublin flight tickets
British Airways
Nov 19
IAH3:50 pmHouston George Bush Intcntl
16h 35m
1 stop
DUB2:25 pmDublin
Nov 26
DUB6:00 pmDublin
26h 05m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$578
Find similar
British Airways
Jan 7
IAH3:50 pmHouston George Bush Intcntl
11h 50m
1 stop
DUB9:40 amDublin
Jan 13
DUB8:40 pmDublin
23h 25m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$579
Find similar
British Airways
Jan 7
IAH3:50 pmHouston George Bush Intcntl
11h 50m
1 stop
DUB9:40 amDublin
Jan 13
DUB8:50 amDublin
20h 44m
2 stops
IAH11:34 pmHouston George Bush Intcntl
$588
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momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated September 16, 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

Fly to

Route

Depart

Return

Price

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 11/12

7:00 am-12:05 pm

2 stops23h 05m

Dublin

Wed 11/19

9:00 am-8:32 am

2 stops29h 32m

$485

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 11/12

7:00 am-5:15 am

2 stops16h 15m

Dublin

Wed 11/19

1:15 pm-9:53 pm

1 stop14h 38m

$538

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 10/27

7:30 pm-6:10 am

3 stops29h 40m

Dublin

Mon 11/3

9:00 am-11:37 am

2 stops32h 37m

$539

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 10/26

4:50 pm-9:50 am

1 stop12h 00m

Dublin

Tue 11/11

11:30 am-9:30 pm

1 stop16h 00m

$543

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 2/2

9:45 pm-3:40 pm

1 stop11h 55m

Dublin

Tue 2/10

11:30 am-9:35 pm

1 stop16h 05m

$546

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 11/19

3:50 pm-2:25 pm

1 stop16h 35m

Dublin

Wed 11/26

6:00 pm-2:05 pm

1 stop26h 05m

$578

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 1/7

3:50 pm-9:40 am

1 stop11h 50m

Dublin

Tue 1/13

8:40 pm-2:05 pm

1 stop23h 25m

$579

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 11/19

4:24 pm-9:55 am

1 stop11h 31m

Dublin

Wed 11/26

9:00 am-6:38 pm

1 stop15h 38m

$587

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 11/19

8:15 am-7:30 am

2 stops17h 15m

Dublin

Wed 11/26

9:00 am-9:44 pm

1 stop18h 44m

$592

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 2/1

11:20 am-8:55 am

2 stops15h 35m

Dublin

Mon 2/9

9:40 am-8:20 am

2 stops28h 40m

$614

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Dublin?

In general, November is the cheapest month to fly from Houston George Bush Intcntl Airport to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $647. If you’re not able to fly to Dublin in November, then February is your next best option. Flight prices from Houston George Bush Intcntl Airport to Dublin during February average around $718.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart from Houston George Bush Intcntl Airport to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $718. Flights from Houston George Bush Intcntl Airport to Dublin on a Monday will generally be more expensive and average around $1,133. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

In the evening is the cheapest time of day to fly from Houston George Bush Intcntl Airport to Dublin when you can find flight prices for as low as $923. Flying to Dublin in the evening is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $1,028.

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $870 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Houston George Bush Intcntl Airport for as low as $762 on momondo.

How have Houston George Bush Intcntl Airport to Dublin flight prices changed over time?

As of September 2025, prices for Houston George Bush Intcntl Airport to Dublin flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Houston George Bush Intcntl Airport to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Dublin (IAH to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Dublin

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to Dublin. There are no popular flight routes from Houston George Bush Intcntl Airport to Dublin.
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  • How far is Houston George Bush Intcntl to Dublin by plane?

    A flight from Houston George Bush Intcntl to Dublin will travel around 4546.1 mi. Typically, this will take 11h 31m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Dublin Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Dublin Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Dublin Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Dublin Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Houston George Bush Intcntl Airport to Dublin?

Best airlines flying from Houston George Bush Intcntl Airport to Dublin

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Dublin with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $101Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $595Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
British AirwaysPriceFrom $619Free CancellationRating
6.7
7,363 reviews
Search British Airways flights
KLMPriceFrom $621Free CancellationRating
7.8
1,386 reviews
Search KLM flights
Turkish AirlinesPriceFrom $637Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights
DeltaPriceFrom $644Free CancellationRating
7.9
7,957 reviews
Search Delta flights
American AirlinesPriceFrom $660Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom $665Free CancellationRating
7.0
2,924 reviews
Search Iberia flights
Air FrancePriceFrom $666Free CancellationRating
7.4
1,468 reviews
Search Air France flights

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Swords
Dundalk
Malahide
Maynooth
Bray
Leixlip
Castleknock
Kildare
Naas
Mullingar
Arklow
Cavan
Drogheda
Enniscorthy
Wicklow
Thurles
Slane

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Dublin?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Dublin. momondo saves you time and could save you money on your trip.

Can I find flights from Houston to Dublin with flexible booking policies on momondo?

Yes. All flights to Dublin from Houston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Houston to Dublin?

momondo provides multiple filters to help you find the best flight to Dublin from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to Dublin right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Dublin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dublin and let you know when they change.

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