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Cheap flights from Houston George Bush Intcntl Airport to Dublin from $245

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 7/22. 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.
Aer Lingus Logo
12:00 pm - 6:10 am
IAH
-
DUB
12h 10m
1 stop
Aer Lingus Logo
1:00 pm - 9:44 pm
DUB
-
IAH
14h 44m
1 stop
$527Aer Lingus
Sat, Oct 24 - Sat, Nov 7
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 10:01 pm
DUB
-
IAH
14h 41m
1 stop
$528Aer Lingus
Mon, Aug 24 - Mon, Aug 31
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
$530Aer Lingus
Sat, Sep 5 - Sat, Sep 12
Aer Lingus Logo
7:20 am - 5:10 am
IAH
-
DUB
15h 50m
1 stop
Aer Lingus Logo
1:20 pm - 10:01 pm
DUB
-
IAH
14h 41m
1 stop
$533Aer Lingus
Mon, May 25 - Sun, Aug 23
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 10:01 pm
DUB
-
IAH
14h 41m
1 stop
$538Aer Lingus
Mon, Aug 24 - Mon, Aug 31
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
$540Aer Lingus
Sat, Sep 5 - Sat, Sep 12
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 10:01 pm
DUB
-
IAH
14h 41m
1 stop
$570Aer Lingus
Sat, Jul 4 - Thu, Jul 16
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 10:01 pm
DUB
-
IAH
14h 41m
1 stop
$571Aer Lingus
Sat, Jul 4 - Thu, Jul 16
Aer Lingus Logo
6:45 am - 5:10 am
IAH
-
DUB
16h 25m
1 stop
Aer Lingus Logo
1:20 pm - 10:01 pm
DUB
-
IAH
14h 41m
1 stop
$586Aer Lingus
Sat, Jul 4 - Tue, Jul 21
Aer Lingus Logo
7:20 am - 5:10 am
IAH
-
DUB
15h 50m
1 stop
Aer Lingus Logo
1:20 pm - 11:11 pm
DUB
-
IAH
15h 51m
1 stop
$596Aer Lingus
Sun, May 31 - Sat, Jun 6

Aer Lingus flights from Houston George Bush Intcntl Airport to Dublin

Our best Aer Lingus deals on Houston George Bush Intcntl Airport to Dublin flight tickets
Aer Lingus
Oct 24
IAH12:00 pmHouston George Bush Intcntl
12h 10m
1 stop
DUB6:10 amDublin
Nov 7
DUB1:00 pmDublin
14h 44m
1 stop
IAH9:44 pmHouston George Bush Intcntl
$527
Aer Lingus
Aug 24
IAH6:45 amHouston George Bush Intcntl
16h 25m
1 stop
DUB5:10 amDublin
Aug 31
DUB1:20 pmDublin
14h 41m
1 stop
IAH10:01 pmHouston George Bush Intcntl
$528
Aer Lingus
Sep 5
IAH6:45 amHouston George Bush Intcntl
16h 25m
1 stop
DUB5:10 amDublin
Sep 12
DUB1:20 pmDublin
14h 32m
1 stop
IAH9:52 pmHouston George Bush Intcntl
$530

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
Sep 8
IAH6:32 pmHouston George Bush Intcntl
34h 08m
1 stop
DUB10:40 amDublin
Sep 16
DUB9:50 amDublin
35h 47m
1 stop
IAH3:37 pmHouston George Bush Intcntl
$772
United Airlines
Aug 31
IAH8:15 pmHouston George Bush Intcntl
29h 15m
1 stop
DUB7:30 amDublin
Sep 11
DUB9:50 amDublin
35h 47m
1 stop
IAH3:37 pmHouston George Bush Intcntl
$773
United Airlines
Oct 25
IAH6:00 amHouston George Bush Intcntl
22h 55m
1 stop
DUB9:55 amDublin
Nov 11
DUB9:00 amDublin
30h 05m
1 stop
IAH9:05 amHouston George Bush Intcntl
$776

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 May 8, 2026.
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

Cheapest round-trip
Quickest round-trip

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 10/24

12:00 pm-6:10 am

1 stop12h 10m

Dublin

Sat 11/7

1:00 pm-9:44 pm

1 stop14h 44m

$527

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 8/24

6:45 am-5:10 am

1 stop16h 25m

Dublin

Mon 8/31

1:20 pm-10:01 pm

1 stop14h 41m

$528

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 9/5

6:45 am-5:10 am

1 stop16h 25m

Dublin

Sat 9/12

1:20 pm-9:52 pm

1 stop14h 32m

$530

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 5/25

7:20 am-5:10 am

1 stop15h 50m

Dublin

Sun 8/23

1:20 pm-10:01 pm

1 stop14h 41m

$533

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 8/24

6:45 am-5:10 am

1 stop16h 25m

Dublin

Mon 8/31

1:20 pm-10:01 pm

1 stop14h 41m

$538

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 9/5

6:45 am-5:10 am

1 stop16h 25m

Dublin

Sat 9/12

1:20 pm-9:52 pm

1 stop14h 32m

$540

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 7/4

6:45 am-5:10 am

1 stop16h 25m

Dublin

Thu 7/16

1:20 pm-10:01 pm

1 stop14h 41m

$570

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 7/4

6:45 am-5:10 am

1 stop16h 25m

Dublin

Thu 7/16

1:20 pm-10:01 pm

1 stop14h 41m

$571

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 7/4

6:45 am-5:10 am

1 stop16h 25m

Dublin

Tue 7/21

1:20 pm-10:01 pm

1 stop14h 41m

$586

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sun 5/31

7:20 am-5:10 am

1 stop15h 50m

Dublin

Sat 6/6

1:20 pm-11:11 pm

1 stop15h 51m

$596

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 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, January 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 $492. If you’re not able to fly to Dublin in January, then November is your next best option. Flight prices from Houston George Bush Intcntl Airport to Dublin during November average around $634.

How far in advance should I book a flight from Houston George Bush Intcntl Airport 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 $749 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 $706 on momondo.

How have Houston George Bush Intcntl Airport to Dublin flight prices changed over time?

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

Fastest flight time

12h 10m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to Dublin takes 12h 10m
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.
Search flight deals

Frequently asked questions about flying from Houston George Bush Intcntl Airport to Dublin

  • 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 12h 10m 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
KLMPriceFrom $443Free CancellationRating
7.8
1,510 reviews
Search KLM flights
Air CanadaPriceFrom $548Free CancellationRating
7.1
11,003 reviews
Search Air Canada flights
United AirlinesPriceFrom $567Free CancellationRating
7.4
9,693 reviews
Search United Airlines flights
British AirwaysPriceFrom $579Free CancellationRating
6.7
7,952 reviews
Search British Airways flights
American AirlinesPriceFrom $586Free CancellationRating
7.1
11,670 reviews
Search American Airlines flights
IberiaPriceFrom $615Free CancellationRating
7.0
3,212 reviews
Search Iberia flights
Air FrancePriceFrom $629Free CancellationRating
7.4
1,585 reviews
Search Air France flights
DeltaPriceFrom $633Free CancellationRating
7.9
8,457 reviews
Search Delta flights
Turkish AirlinesPriceFrom $650Free CancellationRating
7.4
4,355 reviews
Search Turkish Airlines flights
Aer LingusPriceFrom $777Free CancellationRating
7.3
1,551 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
Swords
Athlone
Dundalk
Bray
Kildare
Mullingar
Wicklow
Drogheda
Portmarnock
Arklow
Castleknock
Malahide
Leixlip
Carlingford
Cavan
Naas
Maynooth
Slane
Thurles

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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