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Cheap flights from Houston to Dublin from $235

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 2/15. 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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Find the cheapest flights from Houston to Dublin

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
3:50 pm - 1:35 pm
IAH
-
DUB
15h 45m1 stop
British Airways Logo
6:00 pm - 2:05 pm
DUB
-
IAH
26h 05m1 stop
$517British Airways
Tue, Feb 3 - Tue, Feb 10
British Airways Logo
10:45 pm - 3:40 pm
IAH
-
DUB
11h 55m1 stop
British Airways Logo
7:30 pm - 1:25 pm
DUB
-
IAH
23h 55m1 stop
$521British Airways
Mon, Mar 23 - Tue, Mar 31
British Airways Logo
3:30 pm - 11:55 am
IAH
-
DUB
14h 25m1 stop
British Airways Logo
8:50 am - 7:15 pm
DUB
-
IAH
16h 25m1 stop
$522British Airways
Sun, Apr 5 - Tue, Apr 14
British Airways Logo
3:50 pm - 11:15 am
IAH
-
DUB
13h 25m1 stop
British Airways Logo
7:45 pm - 2:05 pm
DUB
-
IAH
24h 20m1 stop
$530British Airways
Sun, Jan 25 - Mon, Feb 9
American Airlines Logo
3:50 pm - 12:15 pm
IAH
-
DUB
14h 25m1 stop
American Airlines Logo
4:40 pm - 12:48 pm
DUB
-
IAH
26h 08m1 stop
$531American Airlines
Sun, Jan 18 - Tue, Feb 3
Delta Logo
7:15 am - 8:45 am
IAH
-
DUB
19h 30m2 stops
Delta Logo
1:25 pm - 1:30 pm
DUB
-
IAH
30h 05m1 stop
$533Delta
Sun, Jan 18 - Mon, Feb 2
British Airways Logo
6:36 pm - 5:00 pm
HOU
-
DUB
16h 24m2 stops
British Airways Logo
7:45 pm - 4:12 pm
DUB
-
HOU
26h 27m2 stops
$533British Airways
Tue, Feb 3 - Tue, Feb 10
Multiple Airlines Logo
4:05 pm - 3:45 pm
IAH
-
DUB
17h 40m1 stop
Multiple Airlines Logo
1:25 pm - 1:30 pm
DUB
-
IAH
30h 05m1 stop
$538Multiple Airlines
Wed, Jan 14 - Mon, Jan 19
Delta Logo
11:09 am - 8:45 am
HOU
-
DUB
15h 36m2 stops
Delta Logo
10:45 am - 10:33 pm
DUB
-
HOU
17h 48m2 stops
$541Delta
Sun, Jan 18 - Tue, Feb 3
KLM Logo
1:45 pm - 8:45 am
HOU
-
DUB
13h 00m1 stop
KLM Logo
11:00 am - 10:44 pm
DUB
-
HOU
17h 44m1 stop
$554KLM
Mon, Apr 13 - Tue, Apr 21

American Airlines flights from Houston to Dublin

Our best American Airlines deals on Houston to Dublin flight tickets
American Airlines
Jan 18
IAH3:50 pmHouston George Bush Intcntl
14h 25m
1 stop
DUB12:15 pmDublin
Feb 3
DUB4:40 pmDublin
26h 08m
1 stop
IAH12:48 pmHouston George Bush Intcntl
$531
American Airlines
Mar 11
IAH4:50 pmHouston George Bush Intcntl
19h 55m
1 stop
DUB5:45 pmDublin
Mar 25
DUB1:40 pmDublin
15h 12m
2 stops
IAH11:52 pmHouston George Bush Intcntl
$540
American Airlines
Mar 9
IAH4:50 pmHouston George Bush Intcntl
13h 25m
1 stop
DUB11:15 amDublin
Mar 15
DUB1:40 pmDublin
15h 12m
2 stops
IAH11:52 pmHouston George Bush Intcntl
$590

British Airways flights from Houston to Dublin

Our best British Airways deals on Houston to Dublin flight tickets
British Airways
Feb 3
IAH3:50 pmHouston George Bush Intcntl
15h 45m
1 stop
DUB1:35 pmDublin
Feb 10
DUB6:00 pmDublin
26h 05m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$517
British Airways
Mar 23
IAH4:50 pmHouston George Bush Intcntl
12h 00m
1 stop
DUB9:50 amDublin
Mar 30
DUB8:30 pmDublin
22h 55m
1 stop
IAH1:25 pmHouston George Bush Intcntl
$521
British Airways
Apr 5
IAH3:30 pmHouston George Bush Intcntl
14h 25m
1 stop
DUB11:55 amDublin
Apr 14
DUB8:50 amDublin
16h 25m
1 stop
IAH7:15 pmHouston George Bush Intcntl
$522

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 January 8, 2026.
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

Tue 2/3

3:50 pm-1:35 pm

1 stop15h 45m

Dublin

Tue 2/10

6:00 pm-2:05 pm

1 stop26h 05m

$517

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 3/23

10:45 pm-3:40 pm

1 stop11h 55m

Dublin

Tue 3/31

7:30 pm-1:25 pm

1 stop23h 55m

$521

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 4/5

3:30 pm-11:55 am

1 stop14h 25m

Dublin

Tue 4/14

8:50 am-7:15 pm

1 stop16h 25m

$522

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 1/25

3:50 pm-11:15 am

1 stop13h 25m

Dublin

Mon 2/9

7:45 pm-2:05 pm

1 stop24h 20m

$530

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 1/18

3:50 pm-12:15 pm

1 stop14h 25m

Dublin

Tue 2/3

4:40 pm-12:48 pm

1 stop26h 08m

$531

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 1/18

7:15 am-8:45 am

2 stops19h 30m

Dublin

Mon 2/2

1:25 pm-1:30 pm

1 stop30h 05m

$533

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 2/3

6:36 pm-5:00 pm

2 stops16h 24m

Dublin

Tue 2/10

7:45 pm-4:12 pm

2 stops26h 27m

$533

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 1/14

4:05 pm-3:45 pm

1 stop17h 40m

Dublin

Mon 1/19

1:25 pm-1:30 pm

1 stop30h 05m

$538

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Sun 1/18

11:09 am-8:45 am

2 stops15h 36m

Dublin

Tue 2/3

10:45 am-10:33 pm

2 stops17h 48m

$541

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Mon 4/13

1:45 pm-8:45 am

1 stop13h 00m

Dublin

Tue 4/21

11:00 am-10:44 pm

1 stop17h 44m

$554

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 $688. If you’re not able to fly to Dublin in March, then January is your next best option. Flight prices from Houston to Dublin during January average around $694.

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 $829 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 $664 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

11h 55m

Direct flights

None
The fastest flight from Houston to Dublin takes 11h 55m
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 55m 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
2,896 reviews
Search JetBlue flights
KLMPriceFrom $363Free CancellationRating
7.7
1,434 reviews
Search KLM flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
7,657 reviews
Search British Airways flights
United AirlinesPriceFrom $538Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
IberiaPriceFrom $541Free CancellationRating
7.0
3,076 reviews
Search Iberia flights
Aer LingusPriceFrom $547Free CancellationRating
7.2
1,427 reviews
Search Aer Lingus flights
American AirlinesPriceFrom $578Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,603 reviews
Search Air Canada flights
DeltaPriceFrom $607Free CancellationRating
7.9
8,025 reviews
Search Delta flights
Turkish AirlinesPriceFrom $640Free CancellationRating
7.3
4,150 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
Mullingar
Bray
Kildare
Wicklow
Drogheda
Maynooth
Portmarnock
Arklow
Cavan
Castleknock
Naas
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.

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