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$428+ Cheap flights from Dublin (DUB) to Houston

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — HOU
Jun 7 — Jun 141
Sun 6/7
Sun 6/14
1 adult, Economy
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Cheap flight deals from Dublin to Houston

Cheapest flights from Dublin to Houston
Explore the most affordable flight options available from Dublin to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.

This SmartFares deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:30 am
DUB
-
IAH
1 stop29h 25m
JetBlue
Thu 10/85:15 pm
IAH
-
DUB
1 stop33h 45m
JetBlue
Deal found 5/4$639
This SmartFares deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1911:30 am
DUB
-
IAH
1 stop29h 26m
JetBlue
Fri 6/265:04 pm
IAH
-
DUB
1 stop33h 16m
JetBlue
Deal found 5/5$652
This SmartFares deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:40 am
DUB
-
IAH
1 stop32h 46m
JetBlue
Sun 6/711:56 am
IAH
-
DUB
1 stop15h 04m
JetBlue
Deal found 5/4$674
This Justfly.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/911:30 am
DUB
-
IAH
1 stop29h 29m
JetBlue
Wed 7/156:00 pm
IAH
-
DUB
1 stop33h 00m
JetBlue
Deal found 5/8$675
This KAYAK deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:40 am
DUB
-
IAH
1 stop13h 30m
JetBlue
Sun 10/187:05 pm
IAH
-
DUB
1 stop31h 15m
JetBlue
Deal found 5/4$677
This SmartFares deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1511:30 am
DUB
-
IAH
1 stop29h 31m
JetBlue
Wed 7/16:20 pm
IAH
-
DUB
1 stop32h 40m
JetBlue
Deal found 5/5$706
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:55 am
DUB
-
HOU
2 stops19h 31m
Delta
Wed 5/2710:27 am
HOU
-
DUB
2 stops17h 33m
Delta
Deal found 5/6$885
This Delta deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:55 am
DUB
-
HOU
2 stops22h 31m
Delta
Thu 5/2810:27 am
HOU
-
DUB
1 stop16h 18m
Delta
Deal found 5/4$887
This Delta deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:10 am
DUB
-
HOU
2 stops28h 22m
Delta
Sun 6/146:03 am
HOU
-
DUB
2 stops19h 52m
Delta
Deal found 5/4$888
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:25 pm
DUB
-
HOU
2 stops25h 49m
Delta
Tue 6/3010:09 am
HOU
-
DUB
2 stops17h 51m
Delta
Deal found 5/8$890
This American Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:00 pm
DUB
-
HOU
1 stop16h 57m
American Airlines
Mon 11/99:05 am
HOU
-
DUB
1 stop16h 10m
American Airlines
Deal found 5/5$891
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2012:00 pm
DUB
-
HOU
2 stops27h 14m
Delta
Sat 6/276:03 am
HOU
-
DUB
2 stops21h 57m
Delta
Deal found 5/6$895

Find flight deals from Dublin to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 8, 2026.

Round-trip from

$639
(SmartFares)

One-way from

$428
(TravelUp)

Popular in

August

Cheapest in

November

Average price

$989
From Dublin to Houston
Search Deals
One-way flight from Dublin to Houston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dublin to Houston 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, Cheapflights users made 2,558,603 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Dublin to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 10/1

5:45 am-7:10 pm

1 stop19h 25m

Houston George Bush Intcntl

Mon 10/5

9:05 pm-9:35 am

1 stop30h 30m

$817

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 9/15

10:40 am-7:10 pm

1 stop38h 30m

Houston George Bush Intcntl

Sat 9/19

9:05 pm-4:00 pm

1 stop36h 55m

$827

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 9/26

10:40 am-7:10 pm

1 stop38h 30m

Houston George Bush Intcntl

Fri 10/9

2:30 pm-11:05 pm

1 stop26h 35m

$868

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 5/21

5:55 am-1:20 pm

1 stop13h 25m

Houston George Bush Intcntl

Tue 5/26

2:45 pm-3:25 pm

2 stops18h 40m

$882
Quickest round-trip

DublinHouston

DUB - IAH

DUBIAH

Dublin

Mon 6/1

5:55 am-1:20 pm

1 stop13h 25m

Houston George Bush Intcntl

Sat 6/13

2:43 pm-8:45 am

1 stop12h 02m

$882

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 6/19

5:55 am-9:37 pm

2 stops21h 42m

Houston George Bush Intcntl

Fri 6/26

5:00 pm-3:25 pm

1 stop16h 25m

$883

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 6/18

11:10 am-9:14 am

2 stops28h 04m

Houston Hobby

Thu 6/25

6:03 am-8:15 am

2 stops20h 12m

$885

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sat 6/6

5:55 am-1:20 pm

1 stop13h 25m

Houston George Bush Intcntl

Wed 6/10

10:52 am-10:25 am

2 stops17h 33m

$886

DublinHouston

DUB - HOU

DUBHOU

Dublin

Mon 6/8

5:55 am-9:43 pm

2 stops21h 48m

Houston Hobby

Sat 6/20

6:03 am-9:15 am

2 stops21h 12m

$886

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 5/21

5:55 am-10:26 pm

2 stops22h 31m

Houston Hobby

Tue 5/26

1:06 pm-8:45 am

1 stop13h 39m

$889

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight from Dublin to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Dublin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Houston

What is the cheapest month to book a flight from Dublin to Houston?

Currently, November is the cheapest month in which you can book a flight from Dublin to Houston (average of $657). Flying from Dublin to Houston in August is currently the most expensive (average of $832). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Dublin to Houston?

Related info for your journey

Find useful and relevant information for your journey from Dublin to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dublin to Houston?

    If you book a flight to Houston from Dublin, you will be flying from Dublin, which is the city’s only airport. Dublin (DUB) is located 5.7 mi from the center of Dublin. There are 0 flights from Dublin to Houston per day from 0 different airlines.

  • How long is the flight from Dublin to Houston?

    Turkish Airlines and Delta can get you from Dublin to Houston in just under 19h 25m. Your travel time can differ by up to 2h 23m. The distance between Dublin and Houston is about 4545 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Dublin to Houston that include hotel bookings?

    Yes. In addition to deals on Dublin to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dublin to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Houston.

  • Can I find deals for business class flights from Dublin to Houston?

    Yes. Cheapflights offers flight deals from Dublin to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dublin to Houston?

    Currently, November is the cheapest month in which you can book a flight from Dublin to Houston (average of $657). Flying from Dublin to Houston in August is currently the most expensive (average of $832). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dublin to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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