Latest deals
Insights
When to book
FAQs
Price Alerts
Flights to Houston

€324 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 29/9. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to Houston

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:00 - 20:20DUB  Dublin-IAH Houston George Bush Intcntl
19h 20m2 stops London Gatwick Orlando
Multiple Airlines Logo
12:20 - 07:45IAH  Houston George Bush Intcntl-DUB Dublin
13h 25m1 stop Atlanta Hartsfield-Jackson
€636Multiple Airlines
Thu, 5 Nov - Mon, 16 Nov
Multiple Airlines Logo
16:55 - 20:20DUB  Dublin-IAH Houston George Bush Intcntl
33h 25m2 stops London Gatwick Orlando
Multiple Airlines Logo
14:32 - 07:55IAH  Houston George Bush Intcntl-DUB Dublin
11h 23m1 stop Minneapolis St Paul
€639Multiple Airlines
Wed, 4 Nov - Wed, 18 Nov
American Airlines Logo
11:30 - 12:48DUB  Dublin-IAH Houston George Bush Intcntl
31h 18m1 stop Philadelphia
American Airlines Logo
08:10 - 08:30IAH  Houston George Bush Intcntl-DUB Dublin
18h 20m1 stop Philadelphia
€856American Airlines
Fri, 4 Dec - Tue, 8 Dec
American Airlines Logo
11:30 - 20:32DUB  Dublin-IAH Houston George Bush Intcntl
15h 02m2 stops Philadelphia Dallas/Fort Worth
American Airlines Logo
08:10 - 08:30IAH  Houston George Bush Intcntl-DUB Dublin
18h 20m1 stop Philadelphia
€856American Airlines
Fri, 4 Dec - Tue, 8 Dec
Lufthansa Logo
08:50 - 13:35DUB  Dublin-IAH Houston George Bush Intcntl
34h 45m1 stop Frankfurt am Main
Lufthansa Logo
16:10 - 16:30IAH  Houston George Bush Intcntl-DUB Dublin
18h 20m1 stop Frankfurt am Main
€858Lufthansa
Thu, 15 Oct - Sun, 1 Nov
KLM Logo
13:25 - 23:55DUB  Dublin-IAH Houston George Bush Intcntl
16h 30m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
KLM Logo
11:34 - 08:00IAH  Houston George Bush Intcntl-DUB Dublin
14h 26m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
€860KLM
Sun, 1 Nov - Sat, 7 Nov
KLM Logo
13:25 - 23:55DUB  Dublin-IAH Houston George Bush Intcntl
16h 30m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
KLM Logo
16:28 - 12:40IAH  Houston George Bush Intcntl-DUB Dublin
14h 12m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
€860KLM
Sun, 1 Nov - Mon, 9 Nov
United Airlines Logo
12:30 - 08:29SNN  Shannon-IAH Houston George Bush Intcntl
49h 59m2 stops Newark Nashville Intl
United Airlines Logo
16:45 - 10:15IAH  Houston George Bush Intcntl-SNN Shannon
11h 30m1 stop Newark
€901United Airlines
Fri, 16 Oct - Sun, 18 Oct
United Airlines Logo
12:30 - 08:29SNN  Shannon-IAH Houston George Bush Intcntl
49h 59m3 stops Newark Washington, D.C. Dulles Intl Nashville Intl
United Airlines Logo
16:45 - 10:15IAH  Houston George Bush Intcntl-SNN Shannon
11h 30m1 stop Newark
€901United Airlines
Fri, 16 Oct - Sun, 18 Oct
Lufthansa Logo
09:30 - 17:17SNN  Shannon-IAH Houston George Bush Intcntl
13h 47m1 stop Chicago O'Hare Intl
Lufthansa Logo
11:55 - 07:30IAH  Houston George Bush Intcntl-SNN Shannon
13h 35m1 stop Chicago O'Hare Intl
€907Lufthansa
Wed, 26 Aug - Sun, 30 Aug

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 11 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

Thu 5/11

07:00-20:20

2 stops19h 20m

Houston George Bush Intcntl

Mon 16/11

12:20-07:45

1 stop13h 25m

€636

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Wed 4/11

16:55-20:20

2 stops33h 25m

Houston George Bush Intcntl

Wed 18/11

14:32-07:55

1 stop11h 23m

€639

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Fri 4/12

11:30-12:48

1 stop31h 18m

Houston George Bush Intcntl

Tue 8/12

08:10-08:30

1 stop18h 20m

€856

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Fri 4/12

11:30-20:32

2 stops15h 02m

Houston George Bush Intcntl

Tue 8/12

08:10-08:30

1 stop18h 20m

€856

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Thu 15/10

08:50-13:35

1 stop34h 45m

Houston George Bush Intcntl

Sun 1/11

16:10-16:30

1 stop18h 20m

€858

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sun 1/11

13:25-23:55

2 stops16h 30m

Houston George Bush Intcntl

Sat 7/11

11:34-08:00

2 stops14h 26m

€860

DublinHouston

DUB Dublin - IAH Houston George Bush Intcntl

DUBIAH

Dublin

Sun 1/11

13:25-23:55

2 stops16h 30m

Houston George Bush Intcntl

Mon 9/11

16:28-12:40

2 stops14h 12m

€860

ShannonHouston

SNN Shannon - IAH Houston George Bush Intcntl

SNNIAH

Shannon

Fri 16/10

12:30-08:29

2 stops49h 59m

Houston George Bush Intcntl

Sun 18/10

16:45-10:15

1 stop11h 30m

€901

ShannonHouston

SNN Shannon - IAH Houston George Bush Intcntl

SNNIAH

Shannon

Fri 16/10

12:30-08:29

3 stops49h 59m

Houston George Bush Intcntl

Sun 18/10

16:45-10:15

1 stop11h 30m

€901
Fastest return journey

ShannonHouston

SNN Shannon - IAH Houston George Bush Intcntl

SNNIAH

Shannon

Wed 26/8

09:30-17:17

1 stop13h 47m

Houston George Bush Intcntl

Sun 30/8

11:55-07:30

1 stop13h 35m

€907

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 €673. 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 €691.

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 €673 in September
MOST EXPENSIVE MONTH TO FLY TO HOUSTON FROM DUBLINAugust13% more expensiveIt costs about €929 for flights to Houston from Dublin in August
MOST POPULAR MONTH TO FLY TO HOUSTON FROM DUBLINDecember714% 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

€324

Best Round-Trip Price

€636

Fastest flight time

33h 25m

Popular in

August
The best one-way flight price to Houston from Ireland in the last 5 days is €324 (Shannon to Houston George Bush Intcntl).
Search Deals
The best return flight price to Houston from Ireland in the last 5 days is €636 (Dublin to Houston George Bush Intcntl).
Search Deals
The fastest flight to Houston from Ireland takes 33h 25m (Dublin to Houston Hobby).
Search Deals
August has the highest demand for flights to Houston, with a 0% 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 €426 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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 10/9
Thu 17/9
By creating a price alert you accept our terms of use and privacy policy.

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 €734
Shannon to Houston Flightsfrom €1,040
Cork to Houston Flightsfrom €825
Milltown (Kerry) to Houston Flightsfrom €1,100