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Cheap flights from Houston to Dublin from $234

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 to Dublin departing on 11/27. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:01 am - 7:45 amIAH-DUB
18h 44m1 stop
Delta Logo
10:45 am - 10:23 pmDUB-IAH
17h 38m2 stops
$424Delta
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Sun, Nov 23 - Tue, Dec 9
Delta Logo
7:01 am - 7:45 amIAH-DUB
18h 44m1 stop
Delta Logo
10:45 am - 11:49 amDUB-IAH
31h 04m1 stop
$425Delta
Find Deal
Sun, Nov 23 - Tue, Dec 9
KLM Logo
11:02 am - 7:45 amIAH-DUB
14h 43m1 stop
KLM Logo
9:45 am - 11:14 pmDUB-IAH
19h 29m1 stop
$433KLM
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Tue, Dec 2 - Tue, Dec 9
Delta Logo
7:01 am - 9:20 amIAH-DUB
20h 19m2 stops
Delta Logo
9:45 am - 5:44 pmDUB-IAH
13h 59m1 stop
$438Delta
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Sun, Nov 23 - Wed, Dec 10
Delta Logo
6:00 am - 7:45 amHOU-DUB
19h 45m2 stops
Delta Logo
9:45 am - 9:34 amDUB-HOU
29h 49m2 stops
$438Delta
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Tue, Dec 2 - Tue, Dec 9
Delta Logo
6:47 pm - 7:45 amHOU-DUB
30h 58m1 stop
Delta Logo
9:45 am - 10:48 pmDUB-HOU
19h 03m1 stop
$439Delta
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Tue, Dec 2 - Wed, Dec 10
Air France Logo
12:49 pm - 8:45 amIAH-DUB
13h 56m1 stop
Air France Logo
6:00 am - 1:55 pmDUB-IAH
13h 55m1 stop
$442Air France
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Tue, Jan 13 - Tue, Jan 20
KLM Logo
12:49 pm - 8:45 amIAH-DUB
13h 56m1 stop
KLM Logo
1:25 pm - 1:30 pmDUB-IAH
30h 05m1 stop
$443KLM
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Mon, Jan 19 - Mon, Jan 26
Multiple Airlines Logo
9:43 pm - 8:10 amIAH-DUB
28h 27m1 stop
Multiple Airlines Logo
9:00 am - 9:11 amDUB-IAH
30h 11m1 stop
$456Multiple Airlines
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Tue, Dec 2 - Wed, Dec 10
Multiple Airlines Logo
6:37 pm - 3:45 pmIAH-DUB
15h 08m2 stops
Multiple Airlines Logo
8:50 am - 1:30 pmDUB-IAH
34h 40m1 stop
$463Multiple Airlines
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Mon, Jan 19 - Mon, Jan 26

Air Canada flights from Houston to Dublin

Our best Air Canada deals on Houston to Dublin flight tickets
Air Canada
Nov 17
IAH12:30 pmHouston George Bush Intcntl
36h 40m
2 stops
DUB7:10 amDublin
Dec 3
DUB9:00 amDublin
18h 39m
2 stops
IAH9:39 pmHouston George Bush Intcntl
$451
Find similar
Air Canada
Nov 23
IAH7:10 amHouston George Bush Intcntl
18h 00m
1 stop
DUB7:10 amDublin
Dec 12
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$470
Find similar
Air Canada
Nov 17
IAH12:30 pmHouston George Bush Intcntl
36h 40m
2 stops
DUB7:10 amDublin
Dec 3
DUB9:00 amDublin
42h 39m
2 stops
IAH9:39 pmHouston George Bush Intcntl
$471
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United Airlines flights from Houston to Dublin

Our best United Airlines deals on Houston to Dublin flight tickets
United Airlines
Nov 19
IAH4:24 pmHouston George Bush Intcntl
11h 31m
1 stop
DUB9:55 amDublin
Dec 5
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$468
Find similar
United Airlines
Nov 19
IAH2:38 pmHouston George Bush Intcntl
13h 17m
1 stop
DUB9:55 amDublin
Dec 10
DUB9:00 amDublin
17h 31m
2 stops
IAH8:31 pmHouston George Bush Intcntl
$478
Find similar
United Airlines
Nov 22
IAH9:43 pmHouston George Bush Intcntl
28h 27m
1 stop
DUB8:10 amDublin
Dec 10
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$479
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momondo 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, momondo users made 832,500 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Houston to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-7:45 am

1 stop18h 44m

Dublin

Tue 12/9

10:45 am-10:23 pm

2 stops17h 38m

$424

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-7:45 am

1 stop18h 44m

Dublin

Tue 12/9

10:45 am-11:49 am

1 stop31h 04m

$425

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 12/2

11:02 am-7:45 am

1 stop14h 43m

Dublin

Tue 12/9

9:45 am-11:14 pm

1 stop19h 29m

$433

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-9:20 am

2 stops20h 19m

Dublin

Wed 12/10

9:45 am-5:44 pm

1 stop13h 59m

$438

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 12/2

6:00 am-7:45 am

2 stops19h 45m

Dublin

Tue 12/9

9:45 am-9:34 am

2 stops29h 49m

$438

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 12/2

6:47 pm-7:45 am

1 stop30h 58m

Dublin

Wed 12/10

9:45 am-10:48 pm

1 stop19h 03m

$439

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 1/13

12:49 pm-8:45 am

1 stop13h 56m

Dublin

Tue 1/20

6:00 am-1:55 pm

1 stop13h 55m

$442

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/19

12:49 pm-8:45 am

1 stop13h 56m

Dublin

Mon 1/26

1:25 pm-1:30 pm

1 stop30h 05m

$443

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 12/2

9:43 pm-8:10 am

1 stop28h 27m

Dublin

Wed 12/10

9:00 am-9:11 am

1 stop30h 11m

$456

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/19

6:37 pm-3:45 pm

2 stops15h 08m

Dublin

Mon 1/26

8:50 am-1:30 pm

1 stop34h 40m

$463

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Houston 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 typical price of a round-trip flight between Houston and Dublin?

What is the cheapest month to fly to Dublin?

In general, January is the cheapest month to fly from Houston to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $619. If you’re not able to fly to Dublin in January, then March is your next best option. Flight prices from Houston to Dublin during March average around $711.

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

The cheapest day to depart from Houston 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 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 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $862 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Houston for as low as $688 on momondo.

Cheap Houston to Dublin flight deals and tips

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

Direct flights

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

    Houston and Dublin are 4559.1 mi apart from one another. 11h 13m is a normal flight duration for this route.

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

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

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

  • How old do you have to be to fly from Houston 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 to Dublin Airport.

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

    The travel and health documents required for your trip to Dublin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Dublin

Compare and see reviews for airlines that fly from Houston to Dublin with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $101Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
KLMPriceFrom $363Free CancellationRating
7.7
1,410 reviews
Search KLM flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
7,516 reviews
Search British Airways flights
IberiaPriceFrom $541Free CancellationRating
7.0
3,010 reviews
Search Iberia flights
Aer LingusPriceFrom $547Free CancellationRating
7.2
1,370 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $575Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,444 reviews
Search Air Canada flights
American AirlinesPriceFrom $611Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $640Free CancellationRating
7.3
4,044 reviews
Search Turkish Airlines flights
DeltaPriceFrom $644Free CancellationRating
7.9
8,007 reviews
Search Delta 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
Mullingar
Naas
Arklow
Castleknock
Cavan
Drogheda
Wicklow
Leixlip
Kildare
Thurles
Slane

Why use momondo?

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

Finding the right flight to Dublin from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Dublin quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Houston to Dublin flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Dublin.

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

Price alerts on flights to Dublin from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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