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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 3/17. 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.
British Airways Logo
9:05 pm - 5:05 pmIAH-DUB
14h 00m1 stop
British Airways Logo
8:55 pm - 1:40 pmDUB-IAH
22h 45m1 stop
$503British Airways
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Tue, Apr 14 - Mon, Apr 20
British Airways Logo
4:50 pm - 9:40 amIAH-DUB
11h 50m1 stop
British Airways Logo
8:20 pm - 1:40 pmDUB-IAH
23h 20m1 stop
$504British Airways
Find Deal
Wed, Mar 18 - Tue, Mar 31
Brussels Airlines Logo
11:55 am - 8:10 amIAH-DUB
14h 15m1 stop
Brussels Airlines Logo
11:35 am - 7:06 pmDUB-IAH
13h 31m1 stop
$509Brussels Airlines
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Wed, Dec 31 - Wed, Apr 1
Multiple Airlines Logo
3:30 pm - 9:40 amIAH-DUB
12h 10m1 stop
Multiple Airlines Logo
8:35 am - 7:15 pmDUB-IAH
16h 40m1 stop
$515Multiple Airlines
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Mon, Apr 13 - Tue, Apr 21
British Airways Logo
4:29 pm - 2:45 pmIAH-DUB
16h 16m2 stops
British Airways Logo
3:20 pm - 7:15 pmDUB-IAH
33h 55m1 stop
$524British Airways
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Tue, Apr 14 - Mon, Apr 20
Multiple Airlines Logo
4:05 pm - 3:45 pmIAH-DUB
17h 40m1 stop
Multiple Airlines Logo
5:55 am - 1:30 pmDUB-IAH
13h 35m1 stop
$526Multiple Airlines
Find Deal
Tue, Dec 9 - Tue, Dec 16
Air Canada Logo
11:50 am - 8:15 amIAH-DUB
14h 25m1 stop
Air Canada Logo
9:50 am - 8:26 pmDUB-IAH
16h 36m2 stops
$529Air Canada
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Mon, Apr 13 - Tue, Apr 21
Delta Logo
5:20 am - 8:05 amIAH-DUB
20h 45m2 stops
Delta Logo
5:55 am - 1:30 pmDUB-IAH
13h 35m1 stop
$535Delta
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Tue, Dec 9 - Tue, Dec 16
Delta Logo
6:00 am - 8:45 amHOU-DUB
20h 45m1 stop
Delta Logo
6:00 am - 9:38 pmDUB-HOU
21h 38m2 stops
$539Delta
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Tue, May 5 - Tue, May 12
KLM Logo
1:00 pm - 8:45 amHOU-DUB
13h 45m1 stop
KLM Logo
11:00 am - 9:38 pmDUB-HOU
16h 38m1 stop
$582KLM
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Tue, May 5 - Tue, May 12

Lufthansa flights from Houston to Dublin

Our best Lufthansa deals on Houston to Dublin flight tickets
Lufthansa
Dec 3
IAH11:57 amHouston George Bush Intcntl
14h 13m
1 stop
DUB8:10 amDublin
Dec 9
DUB5:00 amDublin
19h 55m
2 stops
IAH6:55 pmHouston George Bush Intcntl
$532
Find similar
Lufthansa
Dec 2
IAH5:00 pmHouston George Bush Intcntl
33h 10m
1 stop
DUB8:10 amDublin
Dec 9
DUB9:10 amDublin
15h 05m
1 stop
IAH6:15 pmHouston George Bush Intcntl
$533
Find similar
Lufthansa
Dec 3
IAH11:57 amHouston George Bush Intcntl
14h 13m
1 stop
DUB8:10 amDublin
Dec 11
DUB10:50 amDublin
17h 57m
2 stops
IAH10:47 pmHouston George Bush Intcntl
$534
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Air France flights from Houston to Dublin

Our best Air France deals on Houston to Dublin flight tickets
Air France
Mar 18
HOU10:35 amHouston Hobby
16h 10m
1 stop
DUB7:45 amDublin
Mar 31
DUB11:00 amDublin
17h 28m
1 stop
HOU10:28 pmHouston Hobby
$614
Find similar
Air France
Mar 23
HOU10:35 amHouston Hobby
16h 10m
1 stop
DUB7:45 amDublin
Mar 31
DUB11:00 amDublin
17h 28m
1 stop
HOU10:28 pmHouston Hobby
$634
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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 26, 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

Tue 4/14

9:05 pm-5:05 pm

1 stop14h 00m

Dublin

Mon 4/20

8:55 pm-1:40 pm

1 stop22h 45m

$503

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 3/18

4:50 pm-9:40 am

1 stop11h 50m

Dublin

Tue 3/31

8:20 pm-1:40 pm

1 stop23h 20m

$504

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 12/31

11:55 am-8:10 am

1 stop14h 15m

Dublin

Wed 4/1

11:35 am-7:06 pm

1 stop13h 31m

$509

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 4/13

3:30 pm-9:40 am

1 stop12h 10m

Dublin

Tue 4/21

8:35 am-7:15 pm

1 stop16h 40m

$515

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 4/14

4:29 pm-2:45 pm

2 stops16h 16m

Dublin

Mon 4/20

3:20 pm-7:15 pm

1 stop33h 55m

$524

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 12/9

4:05 pm-3:45 pm

1 stop17h 40m

Dublin

Tue 12/16

5:55 am-1:30 pm

1 stop13h 35m

$526

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 4/13

11:50 am-8:15 am

1 stop14h 25m

Dublin

Tue 4/21

9:50 am-8:26 pm

2 stops16h 36m

$529

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 12/9

5:20 am-8:05 am

2 stops20h 45m

Dublin

Tue 12/16

5:55 am-1:30 pm

1 stop13h 35m

$535

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 5/5

6:00 am-8:45 am

1 stop20h 45m

Dublin

Tue 5/12

6:00 am-9:38 pm

2 stops21h 38m

$539

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 5/5

1:00 pm-8:45 am

1 stop13h 45m

Dublin

Tue 5/12

11:00 am-9:38 pm

1 stop16h 38m

$582

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 $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 $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

11h 45m

Direct flights

None
The fastest flight from Houston to Dublin takes 11h 45m
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. 10h 20m 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
2,905 reviews
Search JetBlue flights
KLMPriceFrom $363Free CancellationRating
7.7
1,422 reviews
Search KLM flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
7,539 reviews
Search British Airways flights
IberiaPriceFrom $541Free CancellationRating
7.0
3,034 reviews
Search Iberia flights
Aer LingusPriceFrom $547Free CancellationRating
7.2
1,381 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $568Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,476 reviews
Search Air Canada flights
American AirlinesPriceFrom $601Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
DeltaPriceFrom $638Free CancellationRating
7.9
7,998 reviews
Search Delta flights
Turkish AirlinesPriceFrom $640Free CancellationRating
7.3
4,059 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
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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