What is the cheapest airline that flies from Dublin to Houston?

Aer Lingus, WestJet, and Lufthansa are the most popular carriers operating from Dublin to Houston

When did momondo last update prices for flights from Dublin Airport to Houston?

Prices for flights from Dublin Airport to Houston refresh daily.

How old do you have to be to fly from Dublin Airport to Houston?

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.

What documentation or ID do you need to fly to Houston?

The travel and health documents required for your trip to Houston 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 Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$375 Cheap Flights from Dublin to Houston in 2025/26

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Find the cheapest flights from Dublin to Houston

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:55 pm - 9:47 pmDUB-IAH

32h 52m2 stops

5:14 am - 10:45 amIAH-DUB

23h 31m2 stops

$515Multiple Airlines

Find Deal

Fri, Nov 14 - Tue, Nov 18

6:55 pm - 9:47 pmDUB-IAH

32h 52m2 stops

5:45 am - 10:45 amIAH-DUB

23h 00m3 stops

$538Multiple Airlines

Find Deal

Fri, Nov 14 - Tue, Nov 18

6:55 pm - 12:18 amDUB-IAH

35h 23m3 stops

5:45 am - 10:45 amIAH-DUB

23h 00m3 stops

$574Multiple Airlines

Find Deal

Fri, Nov 14 - Tue, Nov 18

4:30 pm - 8:10 pmDUB-IAH

32h 40m1 stop

10:05 pm - 10:10 pmIAH-DUB

19h 05m1 stop

$715Turkish Airlines

Find Deal

Tue, Mar 10 - Tue, Mar 17

4:50 pm - 1:10 pmDUB-IAH

26h 20m1 stop

10:05 pm - 9:40 amIAH-DUB

30h 35m1 stop

$730Turkish Airlines

Find Deal

Sat, Mar 7 - Mon, Mar 16

5:10 am - 2:10 pmDUB-IAH

15h 00m1 stop

4:30 pm - 4:25 pmIAH-DUB

17h 55m1 stop

$785Lufthansa

Find Deal

Fri, Feb 13 - Sat, Feb 21

10:30 am - 9:00 pmDUB-IAH

15h 30m1 stop

10:50 pm - 7:50 pmIAH-DUB

16h 00m1 stop

$802British Airways

Find Deal

Thu, Mar 12 - Thu, Mar 19

8:50 am - 9:57 pmDUB-IAH

18h 07m2 stops

4:50 pm - 10:00 amIAH-DUB

12h 10m1 stop

$805American Airlines

Find Deal

Tue, Mar 10 - Fri, Mar 20

10:45 am - 10:43 pmDUB-IAH

16h 58m2 stops

10:50 pm - 6:40 pmIAH-DUB

14h 50m1 stop

$807British Airways

Find Deal

Sun, Mar 8 - Sat, Mar 14

11:30 am - 10:43 pmDUB-IAH

16h 13m2 stops

4:50 pm - 2:20 pmIAH-DUB

16h 30m1 stop

$816American Airlines

Find Deal

Tue, Mar 10 - Tue, Mar 17

KLM flights from Dublin to Houston

Our best KLM deals on Dublin to Houston flight tickets

KLM

Nov 21

DUB9:45 amDublin

14h 08m

1 stop

HOU5:53 pmHouston Hobby

Dec 3

HOU2:32 pmHouston Hobby

11h 13m

1 stop

DUB7:45 amDublin

$825

Find similar

KLM

Nov 7

DUB1:25 pmDublin

16h 34m

2 stops

IAH11:59 pmHouston George Bush Intcntl

Nov 14

IAH12:30 pmHouston George Bush Intcntl

14h 15m

1 stop

DUB8:45 amDublin

$851

Find similar

KLM

Nov 21

DUB9:45 amDublin

14h 08m

1 stop

HOU5:53 pmHouston Hobby

Dec 3

HOU2:32 pmHouston Hobby

11h 13m

1 stop

DUB7:45 amDublin

$860

Find similar

Delta flights from Dublin to Houston

Our best Delta deals on Dublin to Houston flight tickets

Delta

Feb 13

DUB8:50 amDublin

30h 42m

2 stops

HOU9:32 amHouston Hobby

Feb 21

HOU6:00 amHouston Hobby

27h 45m

2 stops

DUB3:45 pmDublin

$813

Find similar

Delta

Dec 4

DUB5:55 amDublin

17h 57m

2 stops

HOU5:52 pmHouston Hobby

Dec 10

HOU6:00 amHouston Hobby

20h 45m

2 stops

DUB8:45 amDublin

$816

Find similar

Delta

Dec 11

DUB5:55 amDublin

24h 04m

2 stops

IAH11:59 pmHouston George Bush Intcntl

Dec 25

IAH3:30 pmHouston George Bush Intcntl

15h 10m

1 stop

DUB12:40 pmDublin

$818

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 11/14

6:55 pm-9:47 pm

2 stops32h 52m

Houston George Bush Intcntl

Tue 11/18

5:14 am-10:45 am

2 stops23h 31m

$515

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 11/14

6:55 pm-9:47 pm

2 stops32h 52m

Houston George Bush Intcntl

Tue 11/18

5:45 am-10:45 am

3 stops23h 00m

$538

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 11/14

6:55 pm-12:18 am

3 stops35h 23m

Houston George Bush Intcntl

Tue 11/18

5:45 am-10:45 am

3 stops23h 00m

$574

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 3/10

4:30 pm-8:10 pm

1 stop32h 40m

Houston George Bush Intcntl

Tue 3/17

10:05 pm-10:10 pm

1 stop19h 05m

$715

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 3/7

4:50 pm-1:10 pm

1 stop26h 20m

Houston George Bush Intcntl

Mon 3/16

10:05 pm-9:40 am

1 stop30h 35m

$730

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 2/13

5:10 am-2:10 pm

1 stop15h 00m

Houston George Bush Intcntl

Sat 2/21

4:30 pm-4:25 pm

1 stop17h 55m

$785

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 3/12

10:30 am-9:00 pm

1 stop15h 30m

Houston George Bush Intcntl

Thu 3/19

10:50 pm-7:50 pm

1 stop16h 00m

$802

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 3/10

8:50 am-9:57 pm

2 stops18h 07m

Houston George Bush Intcntl

Fri 3/20

4:50 pm-10:00 am

1 stop12h 10m

$805

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 3/8

10:45 am-10:43 pm

2 stops16h 58m

Houston George Bush Intcntl

Sat 3/14

10:50 pm-6:40 pm

1 stop14h 50m

$807

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 3/10

11:30 am-10:43 pm

2 stops16h 13m

Houston George Bush Intcntl

Tue 3/17

4:50 pm-2:20 pm

1 stop16h 30m

$816

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Dublin to Houston

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

Prices

Airlines

What is the cheapest month to fly to Houston?

The month of January is, on average, the cheapest month to fly to Houston from Dublin, with most prices found around $717. The month of September is another great option to travel to Houston, with average flight prices from Dublin averaging around $751.

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

On average, the least expensive day to fly to Houston from Dublin is on a Monday. momondo users have found tickets for Monday departures for as low as $756. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $980.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Dublin to Houston flights are usually those with departure times in the morning. Our users have found flights to Houston in the morning for as low as $852. Try not to purchase tickets in the evening because they tend to be around $868. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $861 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Dublin for as low as $736 on momondo.

Cheap Dublin to Houston flight deals and tips

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

Direct flights	None

There are no direct flights from Dublin to Houston. There are no popular flight routes from Dublin to Houston.

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How far is Dublin to Houston by plane?
The straight-line distance from Dublin to Houston is 4559.1 mi. Flights usually cover this in 12h 49m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Dublin Airport to Houston?
Prices for flights from Dublin Airport to Houston refresh daily.
How old do you have to be to fly from Dublin Airport to Houston?
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.
What documentation or ID do you need to fly to Houston?
The travel and health documents required for your trip to Houston 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 Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to Houston. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Houston from Dublin which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Dublin to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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.