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Cheap flights from Houston George Bush Intcntl Airport to Dublin from $234

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 George Bush Intcntl Airport to Dublin departing on 11/27. 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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Find the cheapest flights from Houston George Bush Intcntl Airport to Dublin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:01 am - 7:45 amIAH-DUB
18h 44m1 stop
Delta Logo
10:45 am - 10:23 pmDUB-IAH
17h 38m2 stops
$424Delta
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Sun, Nov 23 - Tue, Dec 9
Delta Logo
7:01 am - 7:45 amIAH-DUB
18h 44m1 stop
Delta Logo
10:45 am - 11:49 amDUB-IAH
31h 04m1 stop
$425Delta
Find Deal
Sun, Nov 23 - Tue, Dec 9
KLM Logo
11:02 am - 7:45 amIAH-DUB
14h 43m1 stop
KLM Logo
9:45 am - 11:14 pmDUB-IAH
19h 29m1 stop
$433KLM
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Tue, Dec 2 - Tue, Dec 9
Delta Logo
7:01 am - 9:20 amIAH-DUB
20h 19m2 stops
Delta Logo
9:45 am - 5:44 pmDUB-IAH
13h 59m1 stop
$438Delta
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Sun, Nov 23 - Wed, Dec 10
Air France Logo
12:49 pm - 8:45 amIAH-DUB
13h 56m1 stop
Air France Logo
6:00 am - 1:55 pmDUB-IAH
13h 55m1 stop
$442Air France
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Tue, Jan 13 - Tue, Jan 20
KLM Logo
12:49 pm - 8:45 amIAH-DUB
13h 56m1 stop
KLM Logo
1:25 pm - 1:30 pmDUB-IAH
30h 05m1 stop
$443KLM
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Mon, Jan 19 - Mon, Jan 26
Delta Logo
7:01 am - 9:20 amIAH-DUB
20h 19m2 stops
Delta Logo
1:25 pm - 1:30 pmDUB-IAH
30h 05m1 stop
$448Delta
Find Deal
Sun, Nov 23 - Mon, Dec 8
Delta Logo
11:02 am - 7:45 amIAH-DUB
14h 43m1 stop
Delta Logo
6:00 am - 5:47 pmDUB-IAH
17h 47m2 stops
$452Delta
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Tue, Dec 2 - Tue, Dec 9
Multiple Airlines Logo
9:43 pm - 8:10 amIAH-DUB
28h 27m1 stop
Multiple Airlines Logo
9:00 am - 9:11 amDUB-IAH
30h 11m1 stop
$456Multiple Airlines
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Tue, Dec 2 - Wed, Dec 10
Multiple Airlines Logo
6:37 pm - 3:45 pmIAH-DUB
15h 08m2 stops
Multiple Airlines Logo
8:50 am - 1:30 pmDUB-IAH
34h 40m1 stop
$463Multiple Airlines
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Mon, Jan 19 - Mon, Jan 26

Air Canada flights from Houston George Bush Intcntl Airport to Dublin

Our best Air Canada deals on Houston George Bush Intcntl Airport to Dublin flight tickets
Air Canada
Nov 17
IAH12:30 pmHouston George Bush Intcntl
36h 40m
2 stops
DUB7:10 amDublin
Dec 3
DUB9:00 amDublin
18h 39m
2 stops
IAH9:39 pmHouston George Bush Intcntl
$451
Find similar
Air Canada
Nov 23
IAH7:10 amHouston George Bush Intcntl
18h 00m
1 stop
DUB7:10 amDublin
Dec 12
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$470
Find similar
Air Canada
Nov 17
IAH12:30 pmHouston George Bush Intcntl
36h 40m
2 stops
DUB7:10 amDublin
Dec 3
DUB9:00 amDublin
42h 39m
2 stops
IAH9:39 pmHouston George Bush Intcntl
$471
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United Airlines flights from Houston George Bush Intcntl Airport to Dublin

Our best United Airlines deals on Houston George Bush Intcntl Airport to Dublin flight tickets
United Airlines
Nov 19
IAH4:24 pmHouston George Bush Intcntl
11h 31m
1 stop
DUB9:55 amDublin
Dec 5
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$468
Find similar
United Airlines
Nov 19
IAH2:38 pmHouston George Bush Intcntl
13h 17m
1 stop
DUB9:55 amDublin
Dec 10
DUB9:00 amDublin
17h 31m
2 stops
IAH8:31 pmHouston George Bush Intcntl
$478
Find similar
United Airlines
Nov 22
IAH9:43 pmHouston George Bush Intcntl
28h 27m
1 stop
DUB8:10 amDublin
Dec 10
DUB9:00 amDublin
18h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$479
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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 13, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-7:45 am

1 stop18h 44m

Dublin

Tue 12/9

10:45 am-10:23 pm

2 stops17h 38m

$424

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-7:45 am

1 stop18h 44m

Dublin

Tue 12/9

10:45 am-11:49 am

1 stop31h 04m

$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-11:14 pm

1 stop19h 29m

$433

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-9:20 am

2 stops20h 19m

Dublin

Wed 12/10

9:45 am-5:44 pm

1 stop13h 59m

$438

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 1/13

12:49 pm-8:45 am

1 stop13h 56m

Dublin

Tue 1/20

6:00 am-1:55 pm

1 stop13h 55m

$442

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/19

12:49 pm-8:45 am

1 stop13h 56m

Dublin

Mon 1/26

1:25 pm-1:30 pm

1 stop30h 05m

$443

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 11/23

7:01 am-9:20 am

2 stops20h 19m

Dublin

Mon 12/8

1:25 pm-1:30 pm

1 stop30h 05m

$448

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 12/2

11:02 am-7:45 am

1 stop14h 43m

Dublin

Tue 12/9

6:00 am-5:47 pm

2 stops17h 47m

$452

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 12/2

9:43 pm-8:10 am

1 stop28h 27m

Dublin

Wed 12/10

9:00 am-9:11 am

1 stop30h 11m

$456

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 1/19

6:37 pm-3:45 pm

2 stops15h 08m

Dublin

Mon 1/26

8:50 am-1:30 pm

1 stop34h 40m

$463

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport and Dublin?

What is the cheapest month to fly to Dublin?

In general, November is the cheapest month to fly from Houston George Bush Intcntl Airport to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $634. If you’re not able to fly to Dublin in November, then March is your next best option. Flight prices from Houston George Bush Intcntl Airport to Dublin during March average around $691.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart from Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport 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 George Bush Intcntl Airport 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 George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $855 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Houston George Bush Intcntl Airport for as low as $769 on momondo.

When to book flights from Houston George Bush Intcntl Airport to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Dublin (IAH to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Dublin

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to Dublin. There are no popular flight routes from Houston George Bush Intcntl Airport to Dublin.
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  • How far is Houston George Bush Intcntl to Dublin by plane?

    A flight from Houston George Bush Intcntl to Dublin will travel around 4546.1 mi. Typically, this will take 11h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Dublin Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Dublin Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Dublin Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Houston George Bush Intcntl Airport to Dublin?

Best airlines flying from Houston George Bush Intcntl Airport to Dublin

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Dublin with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $101Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
Air CanadaPriceFrom $591Free CancellationRating
7.1
10,448 reviews
Search Air Canada flights
British AirwaysPriceFrom $621Free CancellationRating
6.7
7,520 reviews
Search British Airways flights
KLMPriceFrom $621Free CancellationRating
7.7
1,411 reviews
Search KLM flights
American AirlinesPriceFrom $638Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
DeltaPriceFrom $644Free CancellationRating
7.9
8,007 reviews
Search Delta flights
IberiaPriceFrom $665Free CancellationRating
7.0
3,012 reviews
Search Iberia flights
Air FrancePriceFrom $666Free CancellationRating
7.4
1,487 reviews
Search Air France flights
Aer LingusPriceFrom $826Free CancellationRating
7.2
1,370 reviews
Search Aer Lingus 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Dublin. momondo saves you time and could save you money on your trip.

Can I find flights from Houston to Dublin with flexible booking policies on momondo?

Yes. All flights to Dublin from Houston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Houston to Dublin?

momondo provides multiple filters to help you find the best flight to Dublin from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to Dublin right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Dublin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dublin and let you know when they change.

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