$1,052 Cheap Flights from Houston (HOU) to Cairns (CNS)

View $1,052 flight on Mon, Dec 8, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Cairns Intl. Airport (CNS)

Cheap Flights from Houston to Cairns (HOU-CNS)

Prices were available within the past 7 days and start at $1,052 for one-way flights and $2,230 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Mon, Mar 9 - Thu, Mar 26
HOU
Houston
CNS
Cairns
$2,230 Roundtrip, found 5 days ago
$2,230
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Mon, Mar 9 from Houston to Cairns, returning Thu, Mar 26, priced at $2,230 found 5 days ago

Alternative airports near Cairns

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

Select flight to Cairns Intl. CNS. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $1,161
CNS
Cairns Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $1,161
Flights from Houston (HOU) to Cairns (CNS)
Origin airport
William P. Hobby
Destination airport
Cairns Intl.
Roundtrip price
$2,230
Distance
8506 mi

Houston to Cairns Flights

The cheapest times to fly from Houston to Cairns

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

 

The best time to book a flight from Houston to Cairns

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

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 Cairns in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,052 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 Cairns 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 Cairns 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 William P. Hobby Airport (HOU) to Cairns Intl. Airport (CNS) cost?
Lock in a cheap one-way flight from $1,052 or cheap return flight from $2,230 from William P. Hobby Airport (HOU) to Cairns Intl. Airport (CNS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Cairns Intl. Airport (CNS)?
The cheapest month to fly from HOU to CNS is March, when there's less demand. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Cairns Intl. Airport (CNS)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from HOU to CNS. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from William P. Hobby Airport (HOU) to Cairns Intl. Airport (CNS)?
Nonstop flights from William P. Hobby Airport (HOU) to Cairns Intl. Airport (CNS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HOU to CNS?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on a range of factors, including the time of year and airline.*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 Cairns Intl. Airport (CNS)?
To touch down at Cairns Intl. Airport (CNS) on schedule, book a flight that takes off from William P. Hobby Airport (HOU) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Cairns Intl. Airport (CNS) last-minute?
Last-minute bookings from HOU to CNS are typically more expensive. To lock in the cheapest rates, start looking for flights early. That being said, if you can play around with your travel dates, it's possible to score a cheap ticket right before your journey.
Is it cheaper to book a HOU to CNS flight and hotel package?
Opting for a HOU to CNS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our impressive range of accommodations 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 William P. Hobby Airport (HOU) to Cairns Intl. Airport (CNS)?
In most cases, you can cancel or modify your HOU to CNS flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need further information, visit our Customer Service portal.

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*Available to One Key members.