$468 Cheap Flights from Houston (HOU) to Dublin (DUB)

View $468 flight on Mon, Mar 9, 2026Opens in a new window

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

    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 Houston to Dublin (HOU-DUB)

Prices were available within the past 7 days and start at $468 for one-way flights and $553 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, Nov 9 - Fri, Nov 21
HOU
Houston
DUB
Dublin
$553 Roundtrip, found 4 hours ago
$553
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sun, Nov 9 from Houston to Dublin, returning Fri, Nov 21, priced at $553 found 4 hours ago
KLM
Tue, Feb 24 - Tue, Mar 3
HOU
Houston
DUB
Dublin
$635 Roundtrip, found 3 days ago
$635
Roundtrip
found 3 days ago
Select KLM flight, departing Tue, Feb 24 from Houston to Dublin, returning Tue, Mar 3, priced at $635 found 3 days ago
Air France
Sat, Nov 8 - Sun, Nov 16
HOU
Houston
DUB
Dublin
$690 Roundtrip, found 1 day ago
$690
Roundtrip
found 1 day ago
Select Air France flight, departing Sat, Nov 8 from Houston to Dublin, returning Sun, Nov 16, priced at $690 found 1 day ago

Find the cheapest month to fly from Houston (HOU) to Dublin (DUB)

November is typically the cheapest month to fly

From $524 - $1,309 per traveler.

Alternative airports near Dublin

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

Select flight to Dublin Airport DUB. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $632
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $632

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Dublin Airport (DUB) cost?
Lock in a cheap one-way flight from $468 or cheap return flight from $553 from William P. Hobby Airport (HOU) to Dublin Airport (DUB) 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 William P. Hobby Airport (HOU) to Dublin Airport (DUB)?
November is the least expensive month to fly from HOU to DUB. Timing your trip outside of the busy season is often the key to finding better deals on flights.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Dublin Airport (DUB)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from HOU to DUB. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from William P. Hobby Airport (HOU) to Dublin Airport (DUB)?
Direct flights from William P. Hobby Airport (HOU) to Dublin Airport (DUB) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HOU to DUB?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Dublin Airport (DUB)?
Choose a flight from William P. Hobby Airport (HOU) to Dublin Airport (DUB) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 William P. Hobby Airport (HOU) to Dublin Airport (DUB) last-minute?
Last-minute fares from HOU to DUB are usually more expensive. To lock in the best rates, start searching for flights well in advance. That said, if your travel plans are flexible, you may score a cheap fare right before you leave.
Is it cheaper to book a HOU to DUB flight and hotel package?
Compared with arranging hotels and flights separately, booking a HOU to DUB flight and hotel package with Expedia could result in significant savings. Better yet, having it all in one place will take the hassle out of travel planning. Just pick your flights and choose from our extensive range of hotels, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Dublin Airport (DUB)?
In most instances, you're able to reschedule or cancel your HOU to DUB flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
William P. Hobby
Destination airport
Dublin
Airlines serving
American Airlines, British Airways, Delta, Iberia, KLM
Roundtrip price
$552
Distance
4562 mi

Book with confidence

Book with confidence

Houston to Dublin Flights

The cheapest times to fly from Houston to Dublin

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 Houston to Dublin are during the month of November. You can find some of the cheapest flights from Houston to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Dublin

Sunday is one of the best days to book for cheap flights from Houston to Dublin: 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 Houston to Dublin

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 Houston to Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $468 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 Houston to Dublin 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 Houston to Dublin 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.

 

Houston to Dublin Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.