$650 Cheap Flights from Dublin (DUB) to Houston (HOU)

View $650 flight on Tue, Mar 10, 2026Opens in a new window

Popular airlines from Dublin Airport (DUB) to Houston William Hobby Airport (HOU)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Dublin to Houston (DUB-HOU)

Prices were available within the past 7 days and start at $650 for one-way flights and $833 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Nov 22 - Sat, Nov 29
DUB
Dublin
HOU
Houston
$833 Roundtrip, found 2 hours ago
$833
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, Nov 22 from Dublin to Houston, returning Sat, Nov 29, priced at $833 found 2 hours ago

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $895
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $895
Flights from Dublin (DUB) to Houston (HOU)
Origin airport
Dublin
Destination airport
William P. Hobby
Airlines serving
American Airlines, Delta, Iberia
Roundtrip price
$833
Distance
4562 mi

Dublin to Houston Flights

The cheapest times to fly from Dublin to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dublin to Houston are during the month of November. You can find some of the cheapest flights from Dublin to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dublin to Houston

Sunday is one of the best days to book for cheap flights from Dublin to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dublin to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dublin to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $650 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dublin to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dublin to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Dublin Airport (DUB) to William P. Hobby Airport (HOU) cost?
Grab a cheap one-way flight from $650 or cheap return flight from $833 from Dublin Airport (DUB) to William P. Hobby Airport (HOU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Dublin Airport (DUB) to William P. Hobby Airport (HOU)?
Flying in November can help you save, as it's the cheapest month for flights between DUB and HOU. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Dublin Airport (DUB) to William P. Hobby Airport (HOU)?
To find the cheapest airline flying from DUB to HOU, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Dublin Airport (DUB) to William P. Hobby Airport (HOU)?
Direct flights from Dublin Airport (DUB) to William P. Hobby Airport (HOU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DUB to HOU?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Dublin Airport (DUB) to William P. Hobby Airport (HOU)?
Select a flight from Dublin Airport (DUB) to William P. Hobby Airport (HOU) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Dublin Airport (DUB) to William P. Hobby Airport (HOU) last-minute?
Booking your flight from DUB to HOU right before your trip is usually more expensive. But if there's some wiggle room with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a DUB to HOU flight and hotel package?
You can save money by securing a DUB to HOU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've selected your ideal flights and accommodations, you can add extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Dublin Airport (DUB) to William P. Hobby Airport (HOU)?
It's generally possible to cancel or reschedule your DUB to HOU flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.