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Cheap flights from Houston to Dublin from $251

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 12/6. 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.
Multiple Airlines Logo
4:28 pm - 7:45 amIAH-DUB
33h 17m1 stop
Multiple Airlines Logo
9:45 am - 11:14 pmDUB-IAH
19h 29m1 stop
$425Multiple Airlines
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Sat, Dec 6 - Tue, Dec 16
Delta Logo
11:02 am - 7:45 amIAH-DUB
14h 43m1 stop
Delta Logo
9:45 am - 5:47 pmDUB-IAH
14h 02m1 stop
$433Delta
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
6:00 am - 8:45 amIAH-DUB
20h 45m2 stops
Delta Logo
10:45 am - 10:19 pmDUB-IAH
17h 34m2 stops
$438Delta
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Sun, Feb 8 - Tue, Feb 17
United Airlines Logo
7:20 am - 8:10 amIAH-DUB
18h 50m1 stop
United Airlines Logo
9:00 am - 9:44 pmDUB-IAH
18h 44m1 stop
$468United Airlines
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Wed, Nov 19 - Wed, Nov 26
British Airways Logo
3:50 pm - 7:55 amIAH-DUB
34h 05m1 stop
British Airways Logo
8:40 pm - 2:05 pmDUB-IAH
23h 25m1 stop
$469British Airways
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Wed, Dec 24 - Wed, Jan 14
British Airways Logo
3:50 pm - 5:00 pmIAH-DUB
19h 10m1 stop
British Airways Logo
10:45 am - 8:00 pmDUB-IAH
15h 15m1 stop
$480British Airways
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Wed, Dec 10 - Sun, Dec 14
United Airlines Logo
2:30 pm - 7:30 amIAH-DUB
11h 00m1 stop
United Airlines Logo
9:00 am - 9:44 pmDUB-IAH
18h 44m1 stop
$493United Airlines
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Tue, Feb 10 - Sat, Feb 21
American Airlines Logo
3:50 pm - 1:35 pmIAH-DUB
15h 45m1 stop
American Airlines Logo
11:30 am - 8:09 pmDUB-IAH
14h 39m2 stops
$499American Airlines
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Mon, Dec 8 - Mon, Dec 15
American Airlines Logo
12:13 pm - 7:10 amHOU-DUB
12h 57m1 stop
American Airlines Logo
12:55 pm - 7:50 pmDUB-HOU
12h 55m1 stop
$583American Airlines
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Sat, Nov 15 - Sat, Nov 22
Iberia Logo
12:16 pm - 7:10 amHOU-DUB
12h 54m1 stop
Iberia Logo
12:55 pm - 7:52 pmDUB-HOU
12h 57m1 stop
$738Iberia
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Thu, Dec 4 - Sun, Dec 7

Delta flights from Houston to Dublin

Our best Delta deals on Houston to Dublin flight tickets
Delta
Oct 26
IAH12:37 pmHouston George Bush Intcntl
15h 08m
1 stop
DUB8:45 amDublin
Nov 11
DUB9:45 amDublin
30h 25m
1 stop
IAH10:10 amHouston George Bush Intcntl
$425
Find similar
Delta
Dec 2
IAH11:02 amHouston George Bush Intcntl
14h 43m
1 stop
DUB7:45 amDublin
Dec 9
DUB9:45 amDublin
14h 02m
1 stop
IAH5:47 pmHouston George Bush Intcntl
$433
Find similar
Delta
Feb 8
IAH6:00 amHouston George Bush Intcntl
20h 45m
2 stops
DUB8:45 amDublin
Feb 17
DUB10:45 amDublin
17h 34m
2 stops
IAH10:19 pmHouston George Bush Intcntl
$438
Find similar

Air France flights from Houston to Dublin

Our best Air France deals on Houston to Dublin flight tickets
Air France
Nov 3
IAH4:05 pmHouston George Bush Intcntl
17h 40m
1 stop
DUB3:45 pmDublin
Nov 13
DUB9:45 amDublin
14h 05m
1 stop
IAH5:50 pmHouston George Bush Intcntl
$449
Find similar
Air France
Feb 10
IAH4:05 pmHouston George Bush Intcntl
17h 40m
1 stop
DUB3:45 pmDublin
Feb 18
DUB6:00 amDublin
13h 55m
1 stop
IAH1:55 pmHouston George Bush Intcntl
$457
Find similar
Air France
Nov 4
IAH4:05 pmHouston George Bush Intcntl
17h 40m
1 stop
DUB3:45 pmDublin
Nov 11
DUB6:00 amDublin
13h 55m
1 stop
IAH1:55 pmHouston George Bush Intcntl
$458
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 October 25, 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

Sat 12/6

4:28 pm-7:45 am

1 stop33h 17m

Dublin

Tue 12/16

9:45 am-11:14 pm

1 stop19h 29m

$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-5:47 pm

1 stop14h 02m

$433

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 2/8

6:00 am-8:45 am

2 stops20h 45m

Dublin

Tue 2/17

10:45 am-10:19 pm

2 stops17h 34m

$438

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 11/19

7:20 am-8:10 am

1 stop18h 50m

Dublin

Wed 11/26

9:00 am-9:44 pm

1 stop18h 44m

$468

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 12/24

3:50 pm-7:55 am

1 stop34h 05m

Dublin

Wed 1/14

8:40 pm-2:05 pm

1 stop23h 25m

$469

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 12/10

3:50 pm-5:00 pm

1 stop19h 10m

Dublin

Sun 12/14

10:45 am-8:00 pm

1 stop15h 15m

$480

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 2/10

2:30 pm-7:30 am

1 stop11h 00m

Dublin

Sat 2/21

9:00 am-9:44 pm

1 stop18h 44m

$493

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 12/8

3:50 pm-1:35 pm

1 stop15h 45m

Dublin

Mon 12/15

11:30 am-8:09 pm

2 stops14h 39m

$499

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Sat 11/15

12:13 pm-7:10 am

1 stop12h 57m

Dublin

Sat 11/22

12:55 pm-7:50 pm

1 stop12h 55m

$583

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Thu 12/4

12:16 pm-7:10 am

1 stop12h 54m

Dublin

Sun 12/7

12:55 pm-7:52 pm

1 stop12h 57m

$738

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 $640. If you’re not able to fly to Dublin in January, 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 $868 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 $699 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.
Search flight deals

  • How far is Houston to Dublin by plane?

    Houston and Dublin are 4559.1 mi apart from one another. 11h 00m 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
2,909 reviews
Search JetBlue flights
KLMPriceFrom $363Free CancellationRating
7.7
1,405 reviews
Search KLM flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
7,472 reviews
Search British Airways flights
IberiaPriceFrom $541Free CancellationRating
7.0
2,998 reviews
Search Iberia flights
Aer LingusPriceFrom $547Free CancellationRating
7.2
1,355 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $575Free CancellationRating
7.4
8,999 reviews
Search United Airlines flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,359 reviews
Search Air Canada flights
American AirlinesPriceFrom $611Free CancellationRating
7.2
11,033 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $640Free CancellationRating
7.3
4,025 reviews
Search Turkish Airlines flights
DeltaPriceFrom $644Free CancellationRating
7.9
7,986 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
Castleknock
Naas
Arklow
Cavan
Drogheda
Enniscorthy
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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