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£311 Cheap Flights from Dublin (DUB) to Houston (IAH)

View £311 flight on Wed, 26 Aug 2026Opens in a new window

Popular airlines from Dublin Airport (DUB) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Dublin (DUB) to Houston (IAH)

Prices were available within the past 7 days and start at £311 for one-way flights and £516 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Fri, 28 Aug - Mon, 7 Sept
DUB
Dublin
IAH
Houston
£516 Return, found 3 days ago
£516
Return
found 3 days ago
Select JetBlue Airways flight, departing Fri, 28 Aug from Dublin to Houston, returning Mon, 7 Sept, priced at £516 found 3 days ago
JetBlue Airways
Fri, 4 Sept - Mon, 7 Sept
DUB
Dublin
IAH
Houston
£537 Return, found 3 days ago
£537
Return
found 3 days ago
Select JetBlue Airways flight, departing Fri, 4 Sept from Dublin to Houston, returning Mon, 7 Sept, priced at £537 found 3 days ago
JetBlue Airways
Fri, 4 Sept - Sun, 6 Sept
DUB
Dublin
IAH
Houston
£553 Return, found 5 days ago
£553
Return
found 5 days ago
Select JetBlue Airways flight, departing Fri, 4 Sept from Dublin to Houston, returning Sun, 6 Sept, priced at £553 found 5 days ago
JetBlue Airways
Fri, 4 Sept - Mon, 7 Sept
DUB
Dublin
IAH
Houston
£559 Return, found 3 days ago
£559
Return
found 3 days ago
Select JetBlue Airways flight, departing Fri, 4 Sept from Dublin to Houston, returning Mon, 7 Sept, priced at £559 found 3 days ago
Turkish Airlines
Wed, 4 Nov - Tue, 10 Nov
DUB
Dublin
IAH
Houston
£613 Return, found 2 days ago
£613
Return
found 2 days ago
Select Turkish Airlines flight, departing Wed, 4 Nov from Dublin to Houston, returning Tue, 10 Nov, priced at £613 found 2 days ago
Iberia
Mon, 9 Nov - Sat, 21 Nov
DUB
Dublin
IAH
Houston
£701 Return, found 3 days ago
£701
Return
found 3 days ago
Select Iberia flight, departing Mon, 9 Nov from Dublin to Houston, returning Sat, 21 Nov, priced at £701 found 3 days ago
Lufthansa
Wed, 4 Nov - Tue, 10 Nov
DUB
Dublin
IAH
Houston
£723 Return, found 2 days ago
£723
Return
found 2 days ago
Select Lufthansa flight, departing Wed, 4 Nov from Dublin to Houston, returning Tue, 10 Nov, priced at £723 found 2 days ago
Finnair
Fri, 4 Sept - Tue, 8 Sept
DUB
Dublin
IAH
Houston
£727 Return, found 2 days ago
£727
Return
found 2 days ago
Select Finnair flight, departing Fri, 4 Sept from Dublin to Houston, returning Tue, 8 Sept, priced at £727 found 2 days ago
KLM
Fri, 27 Nov - Wed, 2 Dec
DUB
Dublin
IAH
Houston
£730 Return, found 2 days ago
£730
Return
found 2 days ago
Select KLM flight, departing Fri, 27 Nov from Dublin to Houston, returning Wed, 2 Dec, priced at £730 found 2 days ago
British Airways
Mon, 2 Nov - Sat, 14 Nov
DUB
Dublin
IAH
Houston
£730 Return, found 1 day ago
£730
Return
found 1 day ago
Select British Airways flight, departing Mon, 2 Nov from Dublin to Houston, returning Sat, 14 Nov, priced at £730 found 1 day 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 centre is 24 minutes. Flights from £782
IAH
George Bush Intercontinental
Cheapest
Average driving time to city centre24 min
Flights from £782

Frequently asked questions

How much does a flight from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) cost?
You can find cheap one-way flights from £311 and cheap return flights from £516 DUB to IAH with Expedia. One-way flights typically cost between £520 and £2293, and return flights often range between £793 and £4027. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when DUB to IAH ticket fares go up or down.
What is the cheapest month to fly from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
The cheapest months to fly from DUB to IAH are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
Enter DUB to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
BA Cityflyer is one of the cheapest airlines offering connecting return flights from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental), with tickets starting from around £719 for flights that can be booked for departure within the next year. These prices are typically for one adult in economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
There are approximately 62 connecting flights per day from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental). Some common connection points include Heathrow (LHR), Logan Intl. (BOS), and O'Hare Intl. (ORD).
What is the earliest flight from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) typically departs around 5:00 AM. This service is seasonal, active only in February, and is operated by airlines such as Lufthansa, Condor, and Alaska Airlines. An early departure like this can be great for maximising your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
You'll typically find the most flights from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) on a Friday, with around 72 flights available. This gives you a good selection of options if you're planning to travel on that day. Major airlines on this route include Aer Lingus, United, and British Airways. Fridays offer notably more flight options compared to other days of the week, so you have plenty of choices to fit your schedule.
What are the most popular departure times for flights from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) are in the morning, from 9am to 12pm. Many major carriers, including United, Aer Lingus and American Airlines, offer flights during this window. Many travellers prefer this timing as it allows for a comfortable morning departure and an afternoon arrival, giving you time to settle in upon arrival.
How long does it take to fly from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
There are no nonstop flights from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental). If you're looking for a flight with one stop, you can expect the journey to take around 14 hours. Flights with two or more stops will take longer, typically around 21 hours 18 minutes. The total distance covered on this route is approximately 7,319 kilometers. Keep in mind that these are average times, and your actual travel duration can vary depending on the specific routing, layover times, and factors like wind patterns.
Can you fly business or first class from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
You can fly business class from Dublin (DUB) to Houston, TX (IAH). Airlines that offer business class service on this route include:
  • Turkish Airlines
  • KLM
  • Lufthansa
  • Air France
  • Aer Lingus
  • British Airways
  • Icelandair
  • Air Canada
  • Med View Airlines
  • United
  • Delta
  • American Airlines
How do I earn miles on a Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston, TX (IAH) from Dublin (DUB)?
If you're planning to travel to Houston from Dublin Airport (DUB), you can fly directly into George Bush Intercontinental Airport (IAH). Some flights may connect through major hubs like Heathrow (LHR), Philadelphia Intl. (PHL), or Liberty Intl. (EWR) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Dublin (DUB) to Houston, TX (IAH-George Bush Intercontinental) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Dublin
Destination airport
George Bush Intercontinental
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Turkish Airlines, United
Return price
£516
Distance
7276 km

Book with confidence

Compare flights from Dublin to Houston easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Dublin to Houston. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to George Bush Intercontinental in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Dublin to George Bush Intercontinental.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Dublin (DUB) to George Bush Intercontinental (IAH)

The easiest way to view the best deals on flights from Dublin to Houston today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Dublin to George Bush Intercontinental start at just £516 and range up to £730.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Dublin and Houston
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Dublin to Houston flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Dublin to George Bush Intercontinental for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Dublin to Houston easily and book with confidence

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*Available to Expedia members.