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Cheap flights from Houston to Dublin from $241

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 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Houston to Dublin

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
3:30 pm - 11:50 am
IAH
-
DUB
14h 20m1 stop
British Airways Logo
10:40 am - 7:20 pm
DUB
-
IAH
14h 40m1 stop
$543British Airways
Mon, Apr 13 - Thu, Apr 30
British Airways Logo
3:30 pm - 2:15 pm
IAH
-
DUB
16h 45m1 stop
British Airways Logo
8:20 pm - 1:45 pm
DUB
-
IAH
23h 25m1 stop
$552British Airways
Sun, Apr 12 - Tue, Apr 21
American Airlines Logo
9:05 pm - 5:15 pm
IAH
-
DUB
14h 10m1 stop
American Airlines Logo
11:15 am - 7:15 pm
DUB
-
IAH
14h 00m1 stop
$566American Airlines
Mon, Apr 20 - Fri, Apr 24
Multiple Airlines Logo
6:25 am - 5:15 am
IAH
-
DUB
16h 50m1 stop
Multiple Airlines Logo
1:15 pm - 9:07 am
DUB
-
IAH
25h 52m2 stops
$571Multiple Airlines
Sun, Jan 18 - Sun, Jan 25
Multiple Airlines Logo
7:09 pm - 7:10 am
IAH
-
DUB
30h 01m3 stops
Multiple Airlines Logo
9:00 am - 8:00 am
DUB
-
IAH
29h 00m3 stops
$574Multiple Airlines
Wed, Feb 4 - Wed, Feb 11
American Airlines Logo
8:34 am - 6:30 am
IAH
-
DUB
15h 56m1 stop
American Airlines Logo
8:50 am - 7:15 pm
DUB
-
IAH
16h 25m1 stop
$578American Airlines
Sun, Apr 12 - Tue, Apr 21
Delta Logo
6:00 am - 8:45 am
HOU
-
DUB
20h 45m1 stop
Delta Logo
11:10 am - 9:20 am
DUB
-
HOU
28h 10m2 stops
$580Delta
Tue, May 5 - Tue, May 12
Delta Logo
6:00 am - 9:15 am
HOU
-
DUB
21h 15m2 stops
Delta Logo
11:10 am - 9:20 am
DUB
-
HOU
28h 10m2 stops
$585Delta
Wed, May 6 - Wed, May 13
Iberia Logo
2:32 pm - 9:45 am
HOU
-
DUB
13h 13m1 stop
Iberia Logo
11:45 am - 8:02 pm
DUB
-
HOU
14h 17m1 stop
$600Iberia
Tue, Apr 28 - Tue, May 12
Iberia Logo
2:32 pm - 9:45 am
HOU
-
DUB
13h 13m1 stop
Iberia Logo
1:45 pm - 11:41 pm
DUB
-
HOU
15h 56m1 stop
$633Iberia
Mon, Apr 20 - Sat, Apr 25

Air Canada flights from Houston to Dublin

Our best Air Canada deals on Houston to Dublin flight tickets
Air Canada
Apr 13
IAH11:50 amHouston George Bush Intcntl
38h 25m
2 stops
DUB8:15 amDublin
Apr 21
DUB9:50 amDublin
40h 36m
2 stops
IAH8:26 pmHouston George Bush Intcntl
$636
Find similar
Air Canada
Apr 12
IAH11:50 amHouston George Bush Intcntl
38h 25m
2 stops
DUB8:15 amDublin
Apr 21
DUB9:50 amDublin
16h 36m
2 stops
IAH8:26 pmHouston George Bush Intcntl
$662
Find similar
Air Canada
Dec 31
IAH12:10 pmHouston George Bush Intcntl
37h 00m
2 stops
DUB7:10 amDublin
Apr 1
DUB9:50 amDublin
40h 36m
2 stops
IAH8:26 pmHouston George Bush Intcntl
$762
Find similar

SWISS flights from Houston to Dublin

Our best SWISS deals on Houston to Dublin flight tickets
SWISS
Jan 21
IAH12:10 pmHouston George Bush Intcntl
23h 35m
2 stops
DUB5:45 pmDublin
Jan 26
DUB1:20 pmDublin
37h 11m
2 stops
IAH8:31 pmHouston George Bush Intcntl
$645
Find similar
SWISS
Apr 8
IAH4:20 pmHouston George Bush Intcntl
33h 35m
2 stops
DUB7:55 amDublin
Apr 27
DUB1:00 pmDublin
37h 10m
2 stops
IAH8:10 pmHouston George Bush Intcntl
$652
Find similar
SWISS
Jan 19
IAH7:05 pmHouston George Bush Intcntl
34h 55m
2 stops
DUB12:00 pmDublin
Feb 2
DUB6:35 pmDublin
26h 05m
2 stops
IAH2:40 pmHouston George Bush Intcntl
$661
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 23, 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 4/13

3:30 pm-11:50 am

1 stop14h 20m

Dublin

Thu 4/30

10:40 am-7:20 pm

1 stop14h 40m

$543

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 4/12

3:30 pm-2:15 pm

1 stop16h 45m

Dublin

Tue 4/21

8:20 pm-1:45 pm

1 stop23h 25m

$552

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 4/20

9:05 pm-5:15 pm

1 stop14h 10m

Dublin

Fri 4/24

11:15 am-7:15 pm

1 stop14h 00m

$566

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 1/18

6:25 am-5:15 am

1 stop16h 50m

Dublin

Sun 1/25

1:15 pm-9:07 am

2 stops25h 52m

$571

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 2/4

7:09 pm-7:10 am

3 stops30h 01m

Dublin

Wed 2/11

9:00 am-8:00 am

3 stops29h 00m

$574

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 4/12

8:34 am-6:30 am

1 stop15h 56m

Dublin

Tue 4/21

8:50 am-7:15 pm

1 stop16h 25m

$578

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 5/5

6:00 am-8:45 am

1 stop20h 45m

Dublin

Tue 5/12

11:10 am-9:20 am

2 stops28h 10m

$580

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Wed 5/6

6:00 am-9:15 am

2 stops21h 15m

Dublin

Wed 5/13

11:10 am-9:20 am

2 stops28h 10m

$585

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 4/28

2:32 pm-9:45 am

1 stop13h 13m

Dublin

Tue 5/12

11:45 am-8:02 pm

1 stop14h 17m

$600

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Mon 4/20

2:32 pm-9:45 am

1 stop13h 13m

Dublin

Sat 4/25

1:45 pm-11:41 pm

1 stop15h 56m

$633

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 cheapest month to fly to Dublin?

In general, March 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 $660. If you’re not able to fly to Dublin in March, then November is your next best option. Flight prices from Houston to Dublin during November average around $695.

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 $848 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 10m

Direct flights

None
The fastest flight from Houston to Dublin takes 12h 10m
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. 12h 10m 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
2,898 reviews
Search JetBlue flights
KLMPriceFrom $363Free CancellationRating
7.7
1,434 reviews
Search KLM flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
7,607 reviews
Search British Airways flights
United AirlinesPriceFrom $538Free CancellationRating
7.4
9,109 reviews
Search United Airlines flights
IberiaPriceFrom $541Free CancellationRating
7.0
3,057 reviews
Search Iberia flights
Aer LingusPriceFrom $547Free CancellationRating
7.2
1,412 reviews
Search Aer Lingus flights
American AirlinesPriceFrom $578Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights
DeltaPriceFrom $638Free CancellationRating
7.9
8,015 reviews
Search Delta flights
Turkish AirlinesPriceFrom $640Free CancellationRating
7.3
4,112 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
Swords
Athlone
Dundalk
Malahide
Maynooth
Mullingar
Bray
Kildare
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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