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Flights to Houston

€347 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 25/9. 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
09:50 - 19:38
DUB
-
IAH
15h 48m
1 stop
Multiple Airlines Logo
12:02 - 07:30
IAH
-
DUB
13h 28m
1 stop
€551Multiple Airlines
Thu, 3 Sep - Wed, 16 Sep
JetBlue Logo
10:40 - 18:41
DUB
-
IAH
14h 01m
1 stop
JetBlue Logo
13:08 - 08:20
IAH
-
DUB
13h 12m
1 stop
€557JetBlue
Thu, 3 Sep - Sun, 6 Sep
JetBlue Logo
10:40 - 18:41
DUB
-
IAH
14h 01m
1 stop
JetBlue Logo
13:08 - 08:20
IAH
-
DUB
13h 12m
1 stop
€558JetBlue
Thu, 3 Sep - Sun, 6 Sep
Multiple Airlines Logo
19:25 - 09:26
DUB
-
IAH
44h 01m
2 stops
Multiple Airlines Logo
10:44 - 07:55
IAH
-
DUB
15h 11m
1 stop
€659Multiple Airlines
Tue, 8 Sep - Tue, 15 Sep
Lufthansa Logo
05:10 - 15:00
DUB
-
IAH
14h 50m
1 stop
Lufthansa Logo
16:10 - 11:00
IAH
-
DUB
12h 50m
1 stop
€828Lufthansa
Sun, 25 Oct - Sat, 7 Nov
American Airlines Logo
12:40 - 19:44
DUB
-
HOU
13h 04m
1 stop
American Airlines Logo
16:18 - 09:45
HOU
-
DUB
11h 27m
1 stop
€852American Airlines
Thu, 27 Aug - Wed, 9 Sep
American Airlines Logo
12:40 - 23:56
DUB
-
HOU
17h 16m
1 stop
American Airlines Logo
12:14 - 09:45
HOU
-
DUB
15h 31m
1 stop
€852American Airlines
Thu, 3 Sep - Mon, 7 Sep
United Airlines Logo
09:30 - 19:10
DUB
-
IAH
15h 40m
2 stops
United Airlines Logo
22:05 - 08:10
IAH
-
DUB
28h 05m
1 stop
€873United Airlines
Mon, 9 Nov - Mon, 9 Nov
United Airlines Logo
09:30 - 19:10
DUB
-
IAH
15h 40m
2 stops
United Airlines Logo
22:05 - 07:10
IAH
-
DUB
51h 05m
2 stops
€880United Airlines
Mon, 9 Nov - Mon, 9 Nov
Lufthansa Logo
08:50 - 17:50
DUB
-
IAH
15h 00m
1 stop
Lufthansa Logo
14:40 - 07:30
IAH
-
DUB
10h 50m
1 stop
€3,120Lufthansa
Tue, 13 Oct - Tue, 3 Nov

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 29 July 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 - IAH

DUBIAH

Dublin

Thu 3/9

09:50-19:38

1 stop15h 48m

Houston George Bush Intcntl

Wed 16/9

12:02-07:30

1 stop13h 28m

€551

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 3/9

10:40-18:41

1 stop14h 01m

Houston George Bush Intcntl

Sun 6/9

13:08-08:20

1 stop13h 12m

€557

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 3/9

10:40-18:41

1 stop14h 01m

Houston George Bush Intcntl

Sun 6/9

13:08-08:20

1 stop13h 12m

€558

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 8/9

19:25-09:26

2 stops44h 01m

Houston George Bush Intcntl

Tue 15/9

10:44-07:55

1 stop15h 11m

€659

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 25/10

05:10-15:00

1 stop14h 50m

Houston George Bush Intcntl

Sat 7/11

16:10-11:00

1 stop12h 50m

€828
Fastest return journey

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 27/8

12:40-19:44

1 stop13h 04m

Houston Hobby

Wed 9/9

16:18-09:45

1 stop11h 27m

€852

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 3/9

12:40-23:56

1 stop17h 16m

Houston Hobby

Mon 7/9

12:14-09:45

1 stop15h 31m

€852

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 9/11

09:30-19:10

2 stops15h 40m

Houston George Bush Intcntl

Mon 9/11

22:05-08:10

1 stop28h 05m

€873

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 9/11

09:30-19:10

2 stops15h 40m

Houston George Bush Intcntl

Mon 9/11

22:05-07:10

2 stops51h 05m

€880

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 13/10

08:50-17:50

1 stop15h 00m

Houston George Bush Intcntl

Tue 3/11

14:40-07:30

1 stop10h 50m

€3,120

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 €683. 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 €701.

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 €683 in September
MOST EXPENSIVE MONTH TO FLY TO HOUSTON FROM DUBLINMay11% more expensiveIt costs about €920 for flights to Houston from Dublin in May
MOST POPULAR MONTH TO FLY TO HOUSTON FROM DUBLINDecember766% 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

€347

Best Round-Trip Price

€551

Fastest flight time

17h 59m

Popular in

May
The best one-way flight price to Houston from Ireland in the last 5 days is €347 (Dublin to Houston George Bush Intcntl).
Search Deals
The best return flight price to Houston from Ireland in the last 5 days is €551 (Dublin to Houston George Bush Intcntl).
Search Deals
The fastest flight to Houston from Ireland takes 17h 59m (Dublin to Houston Hobby).
Search Deals
May has the highest demand for flights to Houston, with a 3% 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 €394 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 July 2026, there are 5 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 €637
Shannon to Houston Flightsfrom €1,057
Cork to Houston Flightsfrom €1,157
Milltown (Kerry) to Houston Flightsfrom €1,395