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Cheap flights from Houston to Dublin from $249

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 4/15. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:24 am - 7:30 am
IAH
-
DUB
15h 06m1 stop
Multiple Airlines Logo
5:00 am - 2:35 pm
DUB
-
IAH
15h 35m1 stop
$472Multiple Airlines
Mon, Jan 19 - Thu, Jan 29
Austrian Airlines Logo
9:41 am - 7:30 am
IAH
-
DUB
15h 49m1 stop
Austrian Airlines Logo
9:30 am - 8:47 pm
DUB
-
IAH
16h 17m1 stop
$489Austrian Airlines
Wed, Feb 25 - Tue, Mar 10
Austrian Airlines Logo
10:24 am - 7:30 am
IAH
-
DUB
15h 06m1 stop
Austrian Airlines Logo
9:30 am - 6:46 pm
DUB
-
IAH
15h 16m1 stop
$496Austrian Airlines
Mon, Jan 19 - Fri, Jan 30
British Airways Logo
3:50 pm - 9:35 am
IAH
-
DUB
11h 45m1 stop
British Airways Logo
8:40 pm - 2:05 pm
DUB
-
IAH
23h 25m1 stop
$500British Airways
Tue, Jan 20 - Tue, Jan 27
British Airways Logo
3:30 pm - 11:55 am
IAH
-
DUB
14h 25m1 stop
British Airways Logo
10:30 am - 7:15 pm
DUB
-
IAH
14h 45m1 stop
$504British Airways
Sun, Apr 5 - Tue, Apr 14
Multiple Airlines Logo
7:10 am - 7:10 am
IAH
-
DUB
18h 00m1 stop
Multiple Airlines Logo
5:10 am - 9:39 pm
DUB
-
IAH
21h 29m2 stops
$505Multiple Airlines
Tue, Mar 3 - Wed, Mar 11
Air Canada Logo
11:50 am - 8:15 am
IAH
-
DUB
14h 25m1 stop
Air Canada Logo
9:50 am - 7:41 pm
DUB
-
IAH
15h 51m2 stops
$509Air Canada
Wed, Apr 15 - Wed, May 13
Brussels Airlines Logo
12:09 pm - 7:30 am
IAH
-
DUB
13h 21m1 stop
Brussels Airlines Logo
10:40 am - 7:01 pm
DUB
-
IAH
14h 21m1 stop
$510Brussels Airlines
Mon, Jan 19 - Tue, Jan 27
Delta Logo
6:00 am - 7:45 am
HOU
-
DUB
19h 45m1 stop
Delta Logo
8:55 am - 9:40 am
DUB
-
HOU
30h 45m2 stops
$540Delta
Wed, Dec 31 - Wed, Apr 1
Delta Logo
10:39 am - 8:45 am
HOU
-
DUB
16h 06m2 stops
Delta Logo
9:45 am - 10:48 pm
DUB
-
HOU
19h 03m2 stops
$543Delta
Tue, Dec 9 - Tue, Dec 16

Austrian Airlines flights from Houston to Dublin

Our best Austrian Airlines deals on Houston to Dublin flight tickets
Austrian Airlines
Feb 25
IAH9:41 amHouston George Bush Intcntl
15h 49m
1 stop
DUB7:30 amDublin
Mar 10
DUB9:30 amDublin
16h 17m
1 stop
IAH8:47 pmHouston George Bush Intcntl
$489
Find similar
Austrian Airlines
Jan 19
IAH10:24 amHouston George Bush Intcntl
15h 06m
1 stop
DUB7:30 amDublin
Jan 30
DUB9:30 amDublin
15h 16m
1 stop
IAH6:46 pmHouston George Bush Intcntl
$496
Find similar
Austrian Airlines
Dec 5
IAH11:55 amHouston George Bush Intcntl
13h 35m
1 stop
DUB7:30 amDublin
Dec 10
DUB9:30 amDublin
15h 40m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$711
Find similar

Air Canada flights from Houston to Dublin

Our best Air Canada deals on Houston to Dublin flight tickets
Air Canada
Apr 15
IAH11:50 amHouston George Bush Intcntl
14h 25m
1 stop
DUB8:15 amDublin
May 13
DUB9:50 amDublin
15h 51m
2 stops
IAH7:41 pmHouston George Bush Intcntl
$509
Find similar
Air Canada
Mar 29
IAH11:50 amHouston George Bush Intcntl
38h 25m
2 stops
DUB8:15 amDublin
Apr 7
DUB9:50 amDublin
14h 48m
1 stop
IAH6:38 pmHouston George Bush Intcntl
$533
Find similar
Air Canada
Dec 5
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
$751
Find similar

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 December 4, 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

Mon 1/19

10:24 am-7:30 am

1 stop15h 06m

Dublin

Thu 1/29

5:00 am-2:35 pm

1 stop15h 35m

$472

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 2/25

9:41 am-7:30 am

1 stop15h 49m

Dublin

Tue 3/10

9:30 am-8:47 pm

1 stop16h 17m

$489

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/19

10:24 am-7:30 am

1 stop15h 06m

Dublin

Fri 1/30

9:30 am-6:46 pm

1 stop15h 16m

$496

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 1/20

3:50 pm-9:35 am

1 stop11h 45m

Dublin

Tue 1/27

8:40 pm-2:05 pm

1 stop23h 25m

$500

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 4/5

3:30 pm-11:55 am

1 stop14h 25m

Dublin

Tue 4/14

10:30 am-7:15 pm

1 stop14h 45m

$504

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 3/3

7:10 am-7:10 am

1 stop18h 00m

Dublin

Wed 3/11

5:10 am-9:39 pm

2 stops21h 29m

$505

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 4/15

11:50 am-8:15 am

1 stop14h 25m

Dublin

Wed 5/13

9:50 am-7:41 pm

2 stops15h 51m

$509

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/19

12:09 pm-7:30 am

1 stop13h 21m

Dublin

Tue 1/27

10:40 am-7:01 pm

1 stop14h 21m

$510

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Wed 12/31

6:00 am-7:45 am

1 stop19h 45m

Dublin

Wed 4/1

8:55 am-9:40 am

2 stops30h 45m

$540

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 12/9

10:39 am-8:45 am

2 stops16h 06m

Dublin

Tue 12/16

9:45 am-10:48 pm

2 stops19h 03m

$543

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 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 $662. 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 $666.

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 $857 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

Fastest flight time

12h 09m

Direct flights

None
The fastest flight from Houston to Dublin takes 12h 09m
There are no direct flights from Houston to Dublin. There are no popular flight routes from Houston to Dublin.
Search flight deals

  • How far is Houston to Dublin by plane?

    Houston and Dublin are 4559.1 mi apart from one another. 11h 45m 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
2,899 reviews
Search JetBlue flights
KLMPriceFrom $363Free CancellationRating
7.7
1,430 reviews
Search KLM flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
7,562 reviews
Search British Airways flights
IberiaPriceFrom $541Free CancellationRating
7.0
3,040 reviews
Search Iberia flights
Aer LingusPriceFrom $547Free CancellationRating
7.2
1,384 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $567Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,500 reviews
Search Air Canada flights
American AirlinesPriceFrom $601Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
DeltaPriceFrom $638Free CancellationRating
7.9
8,011 reviews
Search Delta flights
Turkish AirlinesPriceFrom $640Free CancellationRating
7.3
4,077 reviews
Search Turkish Airlines 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
Kildare
Mullingar
Drogheda
Naas
Arklow
Cavan
Castleknock
Wicklow
Leixlip
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.

An easier way to manage your Dublin trip

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