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Cheap flights from Houston to Dublin from $299

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 7/26. 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.
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 11:07 am
DUB
-
IAH
27h 47m
1 stop
$449Aer Lingus
Wed, Sep 2 - Thu, Sep 10
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 11:07 am
DUB
-
IAH
27h 47m
1 stop
$450Aer Lingus
Wed, Sep 2 - Tue, Sep 8
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 9:52 pm
DUB
-
IAH
14h 32m
1 stop
$480Aer Lingus
Tue, Sep 1 - Wed, Sep 9
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 9:52 pm
DUB
-
IAH
14h 32m
1 stop
$486Aer Lingus
Wed, Sep 2 - Wed, Sep 9
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 9:52 pm
DUB
-
IAH
14h 32m
1 stop
$499Aer Lingus
Fri, Sep 4 - Tue, Sep 8
Delta Logo
10:05 am - 7:45 am
HOU
-
DUB
15h 40m
1 stop
Delta Logo
5:45 am - 9:43 pm
DUB
-
HOU
21h 58m
2 stops
$798Delta
Sun, Nov 1 - Wed, Nov 18
Delta Logo
1:00 pm - 7:45 am
HOU
-
DUB
12h 45m
1 stop
Delta Logo
9:45 am - 4:23 pm
DUB
-
HOU
12h 38m
1 stop
$801Delta
Sun, Nov 1 - Fri, Nov 20
Delta Logo
6:00 am - 8:45 am
HOU
-
DUB
20h 45m
1 stop
Delta Logo
5:55 am - 4:31 pm
DUB
-
HOU
16h 36m
2 stops
$802Delta
Tue, Sep 8 - Wed, Sep 16
KLM Logo
1:00 pm - 8:45 am
HOU
-
DUB
13h 45m
1 stop
KLM Logo
11:00 am - 10:35 pm
DUB
-
HOU
17h 35m
1 stop
$806KLM
Tue, Sep 8 - Wed, Sep 16
KLM Logo
10:05 am - 7:45 am
HOU
-
DUB
16h 40m
1 stop
KLM Logo
9:45 am - 4:30 pm
DUB
-
HOU
12h 45m
1 stop
$851KLM
Thu, Oct 29 - Fri, Nov 6

United Airlines flights from Houston to Dublin

Our best United Airlines deals on Houston to Dublin flight tickets
United Airlines
Sep 8
IAH10:19 pmHouston George Bush Intcntl
29h 26m
1 stop
DUB9:45 amDublin
Sep 16
DUB9:50 amDublin
35h 47m
1 stop
IAH3:37 pmHouston George Bush Intcntl
$772
United Airlines
Nov 1
IAH9:45 pmHouston George Bush Intcntl
28h 25m
1 stop
DUB8:10 amDublin
Nov 18
DUB9:00 amDublin
31h 53m
1 stop
IAH10:53 amHouston George Bush Intcntl
$776
United Airlines
Sep 2
IAH10:00 amHouston George Bush Intcntl
15h 45m
1 stop
DUB7:45 amDublin
Sep 8
DUB9:20 amDublin
16h 32m
1 stop
IAH7:52 pmHouston George Bush Intcntl
$786

Delta flights from Houston to Dublin

Our best Delta deals on Houston to Dublin flight tickets
Delta
Sep 2
IAH11:28 amHouston George Bush Intcntl
16h 32m
1 stop
DUB10:00 amDublin
Sep 7
DUB1:25 pmDublin
29h 50m
1 stop
IAH1:15 pmHouston George Bush Intcntl
$793
Delta
Sep 7
IAH5:09 pmHouston George Bush Intcntl
16h 16m
2 stops
DUB3:25 pmDublin
Sep 11
DUB5:55 amDublin
13h 20m
1 stop
IAH1:15 pmHouston George Bush Intcntl
$798
Delta
Nov 28
IAH7:30 pmHouston George Bush Intcntl
30h 15m
1 stop
DUB7:45 amDublin
Dec 8
DUB5:45 amDublin
13h 20m
1 stop
IAH1:05 pmHouston George Bush Intcntl
$800

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 June 1, 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

Cheapest round-trip

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 9/2

6:45 am-5:10 am

1 stop16h 25m

Dublin

Thu 9/10

1:20 pm-11:07 am

1 stop27h 47m

$449

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 9/2

6:45 am-5:10 am

1 stop16h 25m

Dublin

Tue 9/8

1:20 pm-11:07 am

1 stop27h 47m

$450

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 9/1

6:45 am-5:10 am

1 stop16h 25m

Dublin

Wed 9/9

1:20 pm-9:52 pm

1 stop14h 32m

$480

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 9/2

6:45 am-5:10 am

1 stop16h 25m

Dublin

Wed 9/9

1:20 pm-9:52 pm

1 stop14h 32m

$486

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Fri 9/4

6:45 am-5:10 am

1 stop16h 25m

Dublin

Tue 9/8

1:20 pm-9:52 pm

1 stop14h 32m

$499

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Sun 11/1

10:05 am-7:45 am

1 stop15h 40m

Dublin

Wed 11/18

5:45 am-9:43 pm

2 stops21h 58m

$798
Quickest round-trip

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Sun 11/1

1:00 pm-7:45 am

1 stop12h 45m

Dublin

Fri 11/20

9:45 am-4:23 pm

1 stop12h 38m

$801

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 9/8

6:00 am-8:45 am

1 stop20h 45m

Dublin

Wed 9/16

5:55 am-4:31 pm

2 stops16h 36m

$802

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Tue 9/8

1:00 pm-8:45 am

1 stop13h 45m

Dublin

Wed 9/16

11:00 am-10:35 pm

1 stop17h 35m

$806

HoustonDublin

HOU - DUB

HOUDUB

Houston Hobby

Thu 10/29

10:05 am-7:45 am

1 stop16h 40m

Dublin

Fri 11/6

9:45 am-4:30 pm

1 stop12h 45m

$851

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, August 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 $101. If you’re not able to fly to Dublin in August, then June is your next best option. Flight prices from Houston to Dublin during June average around $215.

How far in advance should I book a flight from Houston 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 $775 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 $631 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

Frequently asked questions about flying from Houston to Dublin

  • 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
7.1
2,981 reviews
Search JetBlue flights
KLMPriceFrom $363Free CancellationRating
7.8
1,524 reviews
Search KLM flights
Aer LingusPriceFrom $398Free CancellationRating
7.3
1,590 reviews
Search Aer Lingus flights
British AirwaysPriceFrom $442Free CancellationRating
6.7
8,019 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $491Free CancellationRating
7.4
4,410 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $549Free CancellationRating
7.4
9,778 reviews
Search United Airlines flights
American AirlinesPriceFrom $556Free CancellationRating
7.1
11,646 reviews
Search American Airlines flights
DeltaPriceFrom $607Free CancellationRating
7.9
8,399 reviews
Search Delta flights
IberiaPriceFrom $615Free CancellationRating
7.0
3,223 reviews
Search Iberia flights

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Swords
Athlone
Mullingar
Bray
Kildare
Dundalk
Wicklow
Drogheda
Malahide
Portmarnock
Arklow
Castleknock
Leixlip
Carlingford
Cavan
Naas
Maynooth
Slane
Thurles

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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