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Cheap flights from Houston George Bush Intcntl Airport to Dublin from $229

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 3/24. 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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0 bags

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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.
Multiple Airlines Logo
6:38 pm - 8:15 am
IAH
-
DUB
31h 37m
2 stops
Multiple Airlines Logo
9:50 am - 8:16 am
DUB
-
IAH
28h 26m
3 stops
$525Multiple Airlines
Wed, Apr 15 - Mon, Apr 20
United Airlines Logo
5:00 am - 9:45 am
IAH
-
DUB
22h 45m
1 stop
United Airlines Logo
9:50 am - 3:46 pm
DUB
-
IAH
35h 56m
1 stop
$552United Airlines
Tue, Aug 11 - Wed, Aug 19
Air Canada Logo
8:00 pm - 7:45 am
IAH
-
DUB
29h 45m
1 stop
Air Canada Logo
9:50 am - 3:46 pm
DUB
-
IAH
35h 56m
1 stop
$560Air Canada
Mon, Aug 10 - Fri, Aug 21
Air Canada Logo
10:00 am - 7:45 am
IAH
-
DUB
15h 45m
1 stop
Air Canada Logo
9:50 am - 3:46 pm
DUB
-
IAH
35h 56m
1 stop
$563Air Canada
Wed, Aug 12 - Wed, Aug 19
United Airlines Logo
10:00 am - 7:45 am
IAH
-
DUB
15h 45m
1 stop
United Airlines Logo
9:50 am - 7:38 pm
DUB
-
IAH
15h 48m
1 stop
$567United Airlines
Wed, Aug 12 - Thu, Aug 20
United Airlines Logo
1:45 pm - 7:30 am
IAH
-
DUB
11h 45m
1 stop
United Airlines Logo
9:50 am - 7:38 pm
DUB
-
IAH
15h 48m
1 stop
$568United Airlines
Tue, Aug 11 - Thu, Aug 20
Air Canada Logo
8:00 pm - 7:45 am
IAH
-
DUB
29h 45m
1 stop
Air Canada Logo
9:50 am - 10:01 pm
DUB
-
IAH
18h 11m
2 stops
$571Air Canada
Mon, Aug 10 - Thu, Aug 20
Air Canada Logo
8:00 pm - 7:45 am
IAH
-
DUB
29h 45m
2 stops
Air Canada Logo
9:20 am - 7:38 pm
DUB
-
IAH
40h 18m
2 stops
$575Air Canada
Sat, Aug 15 - Fri, Aug 21
United Airlines Logo
8:05 am - 7:45 am
IAH
-
DUB
17h 40m
2 stops
United Airlines Logo
9:20 am - 10:01 pm
DUB
-
IAH
18h 41m
1 stop
$576United Airlines
Wed, Aug 12 - Wed, Aug 19
United Airlines Logo
7:59 pm - 7:20 am
IAH
-
DUB
29h 21m
1 stop
United Airlines Logo
9:50 am - 7:38 pm
DUB
-
IAH
15h 48m
1 stop
$579United Airlines
Sat, Aug 15 - Thu, Aug 20

JetBlue flights from Houston George Bush Intcntl Airport to Dublin

Our best JetBlue deals on Houston George Bush Intcntl Airport to Dublin flight tickets
JetBlue
May 5
IAH12:44 pmHouston George Bush Intcntl
13h 36m
1 stop
DUB8:20 amDublin
May 12
DUB10:40 amDublin
31h 13m
1 stop
IAH11:53 amHouston George Bush Intcntl
$598
JetBlue
May 5
IAH12:44 pmHouston George Bush Intcntl
13h 36m
1 stop
DUB8:20 amDublin
May 12
DUB10:40 amDublin
31h 13m
1 stop
IAH11:53 amHouston George Bush Intcntl
$608
JetBlue
Apr 28
IAH12:44 pmHouston George Bush Intcntl
13h 36m
1 stop
DUB8:20 amDublin
May 12
DUB10:40 amDublin
31h 13m
1 stop
IAH11:53 amHouston George Bush Intcntl
$618

British Airways flights from Houston George Bush Intcntl Airport to Dublin

Our best British Airways deals on Houston George Bush Intcntl Airport to Dublin flight tickets
British Airways
Aug 12
IAH9:05 pmHouston George Bush Intcntl
14h 55m
1 stop
DUB6:00 pmDublin
Aug 18
DUB8:25 pmDublin
23h 00m
1 stop
IAH1:25 pmHouston George Bush Intcntl
$605
British Airways
Mar 22
IAH4:50 pmHouston George Bush Intcntl
12h 00m
1 stop
DUB9:50 amDublin
Apr 6
DUB8:30 pmDublin
22h 55m
1 stop
IAH1:25 pmHouston George Bush Intcntl
$615
British Airways
Aug 13
IAH1:14 pmHouston George Bush Intcntl
14h 26m
2 stops
DUB9:40 amDublin
Aug 18
DUB7:30 pmDublin
29h 45m
1 stop
IAH7:15 pmHouston George Bush Intcntl
$617

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 February 18, 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

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 4/15

6:38 pm-8:15 am

2 stops31h 37m

Dublin

Mon 4/20

9:50 am-8:16 am

3 stops28h 26m

$525

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 8/11

5:00 am-9:45 am

1 stop22h 45m

Dublin

Wed 8/19

9:50 am-3:46 pm

1 stop35h 56m

$552

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 8/10

8:00 pm-7:45 am

1 stop29h 45m

Dublin

Fri 8/21

9:50 am-3:46 pm

1 stop35h 56m

$560

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 8/12

10:00 am-7:45 am

1 stop15h 45m

Dublin

Wed 8/19

9:50 am-3:46 pm

1 stop35h 56m

$563

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 8/12

10:00 am-7:45 am

1 stop15h 45m

Dublin

Thu 8/20

9:50 am-7:38 pm

1 stop15h 48m

$567

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Tue 8/11

1:45 pm-7:30 am

1 stop11h 45m

Dublin

Thu 8/20

9:50 am-7:38 pm

1 stop15h 48m

$568

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Mon 8/10

8:00 pm-7:45 am

1 stop29h 45m

Dublin

Thu 8/20

9:50 am-10:01 pm

2 stops18h 11m

$571

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 8/15

8:00 pm-7:45 am

2 stops29h 45m

Dublin

Fri 8/21

9:20 am-7:38 pm

2 stops40h 18m

$575

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Wed 8/12

8:05 am-7:45 am

2 stops17h 40m

Dublin

Wed 8/19

9:20 am-10:01 pm

1 stop18h 41m

$576

HoustonDublin

IAH - DUB

IAHDUB

Houston George Bush Intcntl

Sat 8/15

7:59 pm-7:20 am

1 stop29h 21m

Dublin

Thu 8/20

9:50 am-7:38 pm

1 stop15h 48m

$579

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 $621.

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 $757 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 $591 on momondo.

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

As of February 2026, prices for Houston George Bush Intcntl Airport to Dublin flights are approximately 66% more expensive when compared to flights at the same time last year.

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

11h 45m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to Dublin takes 11h 45m
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

  • 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 45m 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
2,900 reviews
Search JetBlue flights
KLMPriceFrom $443Free CancellationRating
7.7
1,457 reviews
Search KLM flights
United AirlinesPriceFrom $567Free CancellationRating
7.4
9,317 reviews
Search United Airlines flights
British AirwaysPriceFrom $579Free CancellationRating
6.7
7,752 reviews
Search British Airways flights
American AirlinesPriceFrom $586Free CancellationRating
7.2
11,309 reviews
Search American Airlines flights
Air FrancePriceFrom $629Free CancellationRating
7.4
1,533 reviews
Search Air France flights
DeltaPriceFrom $638Free CancellationRating
7.9
8,209 reviews
Search Delta flights
IberiaPriceFrom $644Free CancellationRating
7.0
3,117 reviews
Search Iberia flights
Turkish AirlinesPriceFrom $650Free CancellationRating
7.3
4,223 reviews
Search Turkish Airlines flights
Aer LingusPriceFrom $777Free CancellationRating
7.2
1,455 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
Mullingar
Bray
Kildare
Wicklow
Drogheda
Portmarnock
Arklow
Castleknock
Malahide
Leixlip
Carlingford
Cavan
Maynooth
Naas
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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