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Flights to Houston

€359 Cheap flights to Houston

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Houston departing on 21/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ireland to Houston

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:35 - 06:02DUB  Dublin-IAH Houston George Bush Intcntl
24h 27m2 stops Chicago O'Hare Intl Las Vegas Harry Reid Intl
Multiple Airlines Logo
11:25 - 10:35IAH  Houston George Bush Intcntl-DUB Dublin
17h 10m1 stop Chicago O'Hare Intl
€642Multiple Airlines
Sat, 26 Sep - Sat, 3 Oct
Multiple Airlines Logo
11:35 - 07:17DUB  Dublin-IAH Houston George Bush Intcntl
25h 42m2 stops Chicago O'Hare Intl Atlanta Hartsfield-Jackson
Multiple Airlines Logo
11:25 - 10:35IAH  Houston George Bush Intcntl-DUB Dublin
17h 10m1 stop Chicago O'Hare Intl
€673Multiple Airlines
Wed, 30 Sep - Wed, 7 Oct
Lufthansa Logo
05:10 - 15:00DUB  Dublin-IAH Houston George Bush Intcntl
14h 50m1 stop Frankfurt am Main
Lufthansa Logo
16:10 - 16:30IAH  Houston George Bush Intcntl-DUB Dublin
18h 20m1 stop Frankfurt am Main
€833Lufthansa
Sun, 25 Oct - Sat, 7 Nov
American Airlines Logo
11:30 - 22:21DUB  Dublin-IAH Houston George Bush Intcntl
16h 51m2 stops Philadelphia Washington, D.C. Reagan-National
American Airlines Logo
08:35 - 08:30IAH  Houston George Bush Intcntl-DUB Dublin
17h 55m1 stop Philadelphia
€854American Airlines
Fri, 4 Dec - Tue, 8 Dec
American Airlines Logo
11:30 - 13:45DUB  Dublin-IAH Houston George Bush Intcntl
32h 15m2 stops Philadelphia Charlotte Douglas
American Airlines Logo
12:13 - 08:30IAH  Houston George Bush Intcntl-DUB Dublin
14h 17m1 stop Philadelphia
€855American Airlines
Fri, 18 Dec - Fri, 1 Jan
Lufthansa Logo
09:30 - 17:17SNN  Shannon-IAH Houston George Bush Intcntl
13h 47m1 stop Chicago O'Hare Intl
Lufthansa Logo
18:40 - 07:30IAH  Houston George Bush Intcntl-SNN Shannon
30h 50m1 stop Chicago O'Hare Intl
€895Lufthansa
Fri, 28 Aug - Tue, 1 Sep
United Airlines Logo
12:30 - 00:27SNN  Shannon-IAH Houston George Bush Intcntl
17h 57m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
11:55 - 10:15IAH  Houston George Bush Intcntl-SNN Shannon
16h 20m2 stops Washington, D.C. Reagan-National Newark
€916United Airlines
Fri, 28 Aug - Tue, 1 Sep
United Airlines Logo
12:30 - 19:02SNN  Shannon-IAH Houston George Bush Intcntl
12h 32m1 stop Newark
United Airlines Logo
13:45 - 10:15IAH  Houston George Bush Intcntl-SNN Shannon
14h 30m2 stops Chicago O'Hare Intl Newark
€916United Airlines
Fri, 16 Oct - Sun, 18 Oct
KLM Logo
11:00 - 22:39DUB  Dublin-HOU Houston Hobby
17h 39m1 stop Atlanta Hartsfield-Jackson
KLM Logo
11:00 - 08:45HOU  Houston Hobby-DUB Dublin
15h 45m1 stop Atlanta Hartsfield-Jackson
€918KLM
Tue, 22 Sep - Tue, 29 Sep
KLM Logo
11:00 - 22:39DUB  Dublin-HOU Houston Hobby
17h 39m1 stop Atlanta Hartsfield-Jackson
KLM Logo
15:09 - 08:45HOU  Houston Hobby-DUB Dublin
11h 36m1 stop Atlanta Hartsfield-Jackson
€932KLM
Wed, 30 Sep - Wed, 7 Oct

momondo Fare Finder

 
Locate flights to Houston that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 17 August 2026.
Use the filters below to find and compare flights to Houston that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sat 26/9

11:35-06:02

2 stops24h 27m

Houston George Bush Intcntl

Sat 3/10

11:25-10:35

1 stop17h 10m

€642

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Wed 30/9

11:35-07:17

2 stops25h 42m

Houston George Bush Intcntl

Wed 7/10

11:25-10:35

1 stop17h 10m

€673

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sun 25/10

05:10-15:00

1 stop14h 50m

Houston George Bush Intcntl

Sat 7/11

16:10-16:30

1 stop18h 20m

€833

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Fri 4/12

11:30-22:21

2 stops16h 51m

Houston George Bush Intcntl

Tue 8/12

08:35-08:30

1 stop17h 55m

€854

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Fri 18/12

11:30-13:45

2 stops32h 15m

Houston George Bush Intcntl

Fri 1/1

12:13-08:30

1 stop14h 17m

€855

ShannonHouston

SNN Shannon - IAH Houston George Bush Intcntl

SNNIAH

Shannon

Fri 28/8

09:30-17:17

1 stop13h 47m

Houston George Bush Intcntl

Tue 1/9

18:40-07:30

1 stop30h 50m

€895

ShannonHouston

SNN Shannon - IAH Houston George Bush Intcntl

SNNIAH

Shannon

Fri 28/8

12:30-00:27

2 stops17h 57m

Houston George Bush Intcntl

Tue 1/9

11:55-10:15

2 stops16h 20m

€916
Fastest return journey

ShannonHouston

SNN Shannon - IAH Houston George Bush Intcntl

SNNIAH

Shannon

Fri 16/10

12:30-19:02

1 stop12h 32m

Houston George Bush Intcntl

Sun 18/10

13:45-10:15

2 stops14h 30m

€916

DublinHouston

DUB Dublin - HOU Houston Hobby

DUBHOU

Dublin

Tue 22/9

11:00-22:39

1 stop17h 39m

Houston Hobby

Tue 29/9

11:00-08:45

1 stop15h 45m

€918

DublinHouston

DUB Dublin - HOU Houston Hobby

DUBHOU

Dublin

Wed 30/9

11:00-22:39

1 stop17h 39m

Houston Hobby

Wed 7/10

15:09-08:45

1 stop11h 36m

€932

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

Houston flights insights and trends

Explore insights for your Houston flight to craft the best travel plan

What is the cheapest month to fly to Houston?

The month of September is, on average, the cheapest month to fly to Houston from Ireland, with most prices found around €672. If you are unable to visit Houston during the month of September, then departing from Ireland during the month November is also very affordable. Most momondo users find prices during this month for around €690.

Cheapest flights to Houston

Find the cheapest flights to Houston from your nearest city or airport
Find flights from Dublin to Houston Hobby Airport
CHEAPEST MONTH TO FLY TO HOUSTON FROM DUBLINSeptember18% cheaperFlying from Dublin to Houston costs on average just €672 in September
MOST EXPENSIVE MONTH TO FLY TO HOUSTON FROM DUBLINMay11% more expensiveIt costs about €905 for flights to Houston from Dublin in May
MOST POPULAR MONTH TO FLY TO HOUSTON FROM DUBLINDecember757% more users visitedMore momondo users searched in flights to Houston from Dublin in December than any other month

Cheap Houston flight deals and tips

Summary info about Houston flight prices, duration and airlines

Best One-Way Price

€359

Best Round-Trip Price

€642

Fastest flight time

18h 18m

Popular in

May
The best one-way flight price to Houston from Ireland in the last 5 days is €359 (Dublin to Houston George Bush Intcntl).
Search Deals
The best return flight price to Houston from Ireland in the last 5 days is €642 (Dublin to Houston George Bush Intcntl).
Search Deals
The fastest flight to Houston from Ireland takes 18h 18m (Shannon to Houston Hobby).
Search Deals
May has the highest demand for flights to Houston, with a 2% price increase on average.
Search Deals

Frequently asked questions about flying to Houston

What is there to do in Houston when it’s raining?

If you are planning a flight to Houston and are looking to avoid the rain, you should avoid traveling during the months of May, June, and October. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in Houston, there are still things to do and ways to enjoy your trip. For those looking to get out of the rain and do a little shopping, check out Galleria Mall.

Is there an alternative airport near Houston?

Those flying to Houston could potentially find better pricing at Houston George Bush Intcntl Airport (26 km from Houston city centre), Beaumont Jefferson County Airport (132 km from Houston city centre) or College Station Easterwood Field Airport (133 km from Houston city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Houston?

Houston George Bush Intcntl Airport has an average price of €425 per person and is typically the cheapest airport to fly into when visiting Houston. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

Are there flights to Southbelt / Ellington?

Yes, flights to Southbelt / Ellington are served by Houston’s Houston George Bush Intcntl airport which is 45.0 km away.

What’s the closest airport to George R. Brown Convention Center?

The airport which is nearest to George R. Brown Convention Center is Houston George Bush Intcntl. It is 26.1 km away and is in Houston.

When did momondo last update prices for flights to Houston?

Prices for flights to Houston refresh daily.

How many operators does momondo search for flights to Houston?

As of August 2026, there are 4 operators available to choose from for flights to Houston.

How old do you have to be to fly 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 stopovers. It is recommended that you verify with the airline you are booking with for travel 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 licence, 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 to Houston?

It is quick and easy to find flights to Houston on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

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

Flights 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 to Houston?

Once all potential 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 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 and alert you when they change.

An easier way to manage your Houston trip

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Find better results for your trip to Houston

Popular Flights to Houston

Popular routes according to searches in the past day on momondo
Dublin to Houston Flightsfrom €779
Shannon to Houston Flightsfrom €792
Cork to Houston Flightsfrom €895
Milltown (Kerry) to Houston Flightsfrom €1,100