$683 Cheap Flights from Cairns (CNS) to Houston (IAH)

View $683 flight on Mon, Nov 3, 2025Opens in a new window

Popular airlines from Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Cairns to Houston (CNS-IAH)

Prices were available within the past 7 days and start at $683 for one-way flights and $1,066 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jetstar
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,066 Roundtrip, found 1 day ago
$1,066
Roundtrip
found 1 day ago
Select Jetstar flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,066 found 1 day ago
Jetstar
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,158 Roundtrip, found 1 day ago
$1,158
Roundtrip
found 1 day ago
Select Jetstar flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,158 found 1 day ago
Air Canada
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,162 Roundtrip, found 1 day ago
$1,162
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,162 found 1 day ago
Jetstar
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,164 Roundtrip, found 1 day ago
$1,164
Roundtrip
found 1 day ago
Select Jetstar flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,164 found 1 day ago
Jetstar
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,178 Roundtrip, found 1 day ago
$1,178
Roundtrip
found 1 day ago
Select Jetstar flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,178 found 1 day ago
Air Canada
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,194 Roundtrip, found 1 day ago
$1,194
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,194 found 1 day ago
Air Canada
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,199 Roundtrip, found 1 day ago
$1,199
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,199 found 1 day ago
Air Canada
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,201 Roundtrip, found 1 day ago
$1,201
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,201 found 1 day ago
Virgin Australia
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$1,214 Roundtrip, found 1 day ago
$1,214
Roundtrip
found 1 day ago
Select Virgin Australia flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $1,214 found 1 day ago
Qatar Airways
Tue, Nov 25 - Fri, Nov 28
CNS
Cairns
IAH
Houston
$2,378 Roundtrip, found 1 day ago
$2,378
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Tue, Nov 25 from Cairns to Houston, returning Fri, Nov 28, priced at $2,378 found 1 day ago
Flights from Cairns (CNS) to Houston (IAH)
Origin airport
Cairns Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Air Canada, Air New Zealand, Qantas Airways, Qatar Airways
Roundtrip price
$1,066
Distance
8503 mi

Cairns to Houston Flights

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

 

The best time to book a flight from Cairns to Houston

Sunday is one of the best days to book for cheap flights from Cairns 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 Cairns 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 Cairns to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $683 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 Cairns 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 Cairns 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 Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH) cost?
Lock in a cheap one-way flight from $683 or cheap return flight from $1,066 from Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH) 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 Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH)?
The cheapest month to fly from CNS to IAH is November, when there's less demand. Off-peak months are often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH)?
To find the cheapest airline that'll fly you from CNS to IAH, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH)?
Nonstop flights from Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH) 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 pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CNS to IAH?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a number of factors, including the season 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 Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH)?
To arrive at George Bush Intercontinental Airport (IAH) on time, select a flight that takes off from Cairns Intl. Airport (CNS) 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 Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH) last-minute?
Waiting until just before your trip to book your flight from CNS to IAH often results in higher prices. While you may find some last-minute deals, they aren't always guaranteed. Keep your travel plans flexible for a better chance of scoring a bargain.
Is it cheaper to book a CNS to IAH flight and hotel package?
You can save money by booking a CNS to IAH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your preferred accommodations and flights, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Cairns Intl. Airport (CNS) to George Bush Intercontinental Airport (IAH)?
Typically, you can modify or cancel your CNS to IAH flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need further information, head to our Customer Service portal.

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*Available to One Key members.