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Cheap flights from Dublin to Houston from $411

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Houston departing on 1/7. 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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Multiple Airlines Logo
6:55 pm - 12:28 amDUB-IAH
34h 33m3 stops
Multiple Airlines Logo
10:00 pm - 10:45 amIAH-DUB
30h 45m3 stops
$568Multiple Airlines
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金, 10月 31 - 火, 11月 4
Multiple Airlines Logo
7:05 pm - 9:12 pmDUB-IAH
32h 07m2 stops
Multiple Airlines Logo
6:05 pm - 10:45 amIAH-DUB
34h 40m3 stops
$619Multiple Airlines
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木, 11月 20 - 日, 11月 23
Turkish Airlines Logo
4:30 pm - 7:10 pmDUB-IAH
32h 40m1 stop
Turkish Airlines Logo
2:55 pm - 3:30 pmIAH-DUB
18h 35m1 stop
$681Turkish Airlines
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木, 11月 20 - 水, 12月 3
Turkish Airlines Logo
4:30 pm - 7:10 pmDUB-IAH
32h 40m1 stop
Turkish Airlines Logo
2:55 pm - 3:30 pmIAH-DUB
18h 35m1 stop
$683Turkish Airlines
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木, 11月 20 - 水, 12月 3
Lufthansa Logo
10:40 am - 7:08 pmDUB-IAH
14h 28m1 stop
Lufthansa Logo
11:55 am - 8:10 amIAH-DUB
14h 15m1 stop
$802Lufthansa
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土, 12月 27 - 水, 1月 7
Delta Logo
5:55 am - 1:30 pmDUB-IAH
13h 35m1 stop
Delta Logo
1:36 pm - 3:45 pmIAH-DUB
20h 09m2 stops
$803Delta
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土, 11月 22 - 水, 12月 3
American Airlines Logo
11:30 am - 10:07 pmDUB-IAH
16h 37m2 stops
American Airlines Logo
3:50 pm - 9:35 amIAH-DUB
11h 45m1 stop
$806American Airlines
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金, 2月 20 - 火, 2月 24
Delta Logo
5:55 am - 1:30 pmDUB-IAH
13h 35m1 stop
Delta Logo
12:35 pm - 3:45 pmIAH-DUB
21h 10m2 stops
$807Delta
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金, 11月 21 - 水, 12月 3
Lufthansa Logo
9:15 am - 6:15 pmDUB-IAH
15h 00m1 stop
Lufthansa Logo
6:35 pm - 4:35 pmIAH-DUB
16h 00m2 stops
$810Lufthansa
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土, 11月 22 - 水, 12月 3
American Airlines Logo
8:50 am - 8:00 pmDUB-IAH
17h 10m1 stop
American Airlines Logo
1:28 pm - 8:40 amIAH-DUB
13h 12m1 stop
$814American Airlines
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木, 11月 20 - 水, 12月 3

Air Canada flights from Dublin to Houston George Bush Intcntl Airport

Our best Air Canada deals on Dublin to Houston George Bush Intcntl Airport flight tickets
Air Canada
Nov 21
DUB9:00 amDublin
32h 09m
1 stop
IAH11:09 amHouston George Bush Intcntl
Dec 3
IAH11:20 amHouston George Bush Intcntl
37h 50m
2 stops
DUB7:10 amDublin
$817
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Air Canada
Nov 21
DUB9:00 amDublin
18h 39m
2 stops
IAH9:39 pmHouston George Bush Intcntl
Dec 3
IAH11:20 amHouston George Bush Intcntl
37h 50m
2 stops
DUB7:10 amDublin
$818
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Air Canada
Apr 4
DUB9:50 amDublin
17h 44m
1 stop
IAH9:34 pmHouston George Bush Intcntl
Apr 12
IAH11:50 amHouston George Bush Intcntl
14h 25m
1 stop
DUB8:15 amDublin
$851
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Lufthansa flights from Dublin to Houston George Bush Intcntl Airport

Our best Lufthansa deals on Dublin to Houston George Bush Intcntl Airport flight tickets
Lufthansa
Dec 27
DUB10:40 amDublin
14h 28m
1 stop
IAH7:08 pmHouston George Bush Intcntl
Jan 7
IAH11:55 amHouston George Bush Intcntl
14h 15m
1 stop
DUB8:10 amDublin
$802
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Lufthansa
Nov 22
DUB9:15 amDublin
15h 00m
1 stop
IAH6:15 pmHouston George Bush Intcntl
Dec 3
IAH6:35 pmHouston George Bush Intcntl
16h 00m
2 stops
DUB4:35 pmDublin
$810
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Lufthansa
Nov 22
DUB5:10 amDublin
17h 52m
2 stops
IAH5:02 pmHouston George Bush Intcntl
Dec 3
IAH6:35 pmHouston George Bush Intcntl
16h 00m
2 stops
DUB4:35 pmDublin
$820
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momondo Fare Finder

 
Customize your flight search to find flights from Dublin to Houston George Bush Intcntl Airport 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 10月 16, 2025.
Use the filters below to find and compare flights from Dublin to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

金 10/31

6:55 pm-12:28 am

3 stops34h 33m

Houston George Bush Intcntl

火 11/4

10:00 pm-10:45 am

3 stops30h 45m

$568

DublinHouston

DUB - IAH

DUBIAH

Dublin

木 11/20

7:05 pm-9:12 pm

2 stops32h 07m

Houston George Bush Intcntl

日 11/23

6:05 pm-10:45 am

3 stops34h 40m

$619

DublinHouston

DUB - IAH

DUBIAH

Dublin

木 11/20

4:30 pm-7:10 pm

1 stop32h 40m

Houston George Bush Intcntl

水 12/3

2:55 pm-3:30 pm

1 stop18h 35m

$681

DublinHouston

DUB - IAH

DUBIAH

Dublin

木 11/20

4:30 pm-7:10 pm

1 stop32h 40m

Houston George Bush Intcntl

水 12/3

2:55 pm-3:30 pm

1 stop18h 35m

$683

DublinHouston

DUB - IAH

DUBIAH

Dublin

土 12/27

10:40 am-7:08 pm

1 stop14h 28m

Houston George Bush Intcntl

水 1/7

11:55 am-8:10 am

1 stop14h 15m

$802

DublinHouston

DUB - IAH

DUBIAH

Dublin

土 11/22

5:55 am-1:30 pm

1 stop13h 35m

Houston George Bush Intcntl

水 12/3

1:36 pm-3:45 pm

2 stops20h 09m

$803

DublinHouston

DUB - IAH

DUBIAH

Dublin

金 2/20

11:30 am-10:07 pm

2 stops16h 37m

Houston George Bush Intcntl

火 2/24

3:50 pm-9:35 am

1 stop11h 45m

$806

DublinHouston

DUB - IAH

DUBIAH

Dublin

金 11/21

5:55 am-1:30 pm

1 stop13h 35m

Houston George Bush Intcntl

水 12/3

12:35 pm-3:45 pm

2 stops21h 10m

$807

DublinHouston

DUB - IAH

DUBIAH

Dublin

土 11/22

9:15 am-6:15 pm

1 stop15h 00m

Houston George Bush Intcntl

水 12/3

6:35 pm-4:35 pm

2 stops16h 00m

$810

DublinHouston

DUB - IAH

DUBIAH

Dublin

木 11/20

8:50 am-8:00 pm

1 stop17h 10m

Houston George Bush Intcntl

水 12/3

1:28 pm-8:40 am

1 stop13h 12m

$814

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 Houston from

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

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 cheapest month to fly to Houston George Bush Intcntl Airport?

The month of February is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Dublin, with most prices found around $767. If you are unable to visit Houston George Bush Intcntl Airport during the month of February, then departing from Dublin during the month January is also very affordable. Most momondo users find prices during this month for around $782.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Dublin to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $781. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Wednesday is $934.

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

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

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

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

Direct flights

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

    The distance between Dublin and Houston George Bush Intcntl is about 4546.1 mi. A reasonable flight in good conditions will take 12h 53m.

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

    Prices for flights from Dublin Airport to Houston George Bush Intcntl Airport refresh daily.

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

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Humble
Cypress
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Houston?

Finding the right flight to Houston from Dublin 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 Houston quick and easy, saving you time and money.

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

Flights from Dublin to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Dublin to Houston.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Dublin and alert you when they change.

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土 11/15
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