HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cairns

$2,164+ Cheap flights from Houston to Cairns (CNS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — CNS
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston to Cairns with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Houston to Cairns

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 6, 2025.

Round-trip from

$2,164
(Air Canada)
From Houston to Cairns
Search Deals

Find flight deals from Houston to Cairns

Best flights from Houston to Cairns
Discover carefully curated flight deals from Houston to Cairns that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.

This Air Canada deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:10 pmIAH - CNS
2 stops30h 45mAir Canada
Thu 5/76:00 amCNS - IAH
2 stops24h 05mAir Canada
Deal found 11/4$2,164
This Air New Zealand deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/39:55 pmIAH - CNS
1 stop21h 50mAir New Zealand
Thu 5/76:00 amCNS - IAH
2 stops25h 25mAir New Zealand
Deal found 11/4$2,189
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:25 pmIAH - CNS
1 stop26h 30mUnited Airlines
Fri 3/66:00 amCNS - IAH
2 stops27h 03mUnited Airlines
Deal found 11/6$2,586
This Qantas Airways deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:27 pmHOU - CNS
2 stops26h 08mQantas Airways
Thu 5/76:45 amCNS - HOU
2 stops26h 14mQantas Airways
Deal found 11/5$3,306
This Air Canada deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:25 pmIAH - CNS
2 stops29h 30mAir Canada
Fri 3/65:35 pmCNS - IAH
2 stops41h 27mAir Canada
Deal found 11/6$2,167

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Cairns that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Houston to Cairns that are best for you.

Fly from

Houston

Fly to

Cairns

Route

Depart

Return

Price

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 5/3

6:10 pm-3:55 pm

2 stops30h 45m

Cairns

Thu 5/7

6:00 am-3:05 pm

2 stops24h 05m

$2,164

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Tue 3/3

5:25 pm-2:55 pm

2 stops29h 30m

Cairns

Fri 3/6

5:35 pm-7:02 pm

2 stops41h 27m

$2,167

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 5/3

9:55 pm-10:45 am

1 stop21h 50m

Cairns

Thu 5/7

6:00 am-4:25 pm

2 stops25h 25m

$2,189

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Tue 3/3

8:25 pm-2:55 pm

1 stop26h 30m

Cairns

Fri 3/6

6:00 am-5:03 pm

2 stops27h 03m

$2,586

HoustonCairns

HOU - CNS

HOUCNS

Houston Hobby

Sun 5/3

8:27 pm-1:35 pm

2 stops26h 08m

Cairns

Thu 5/7

6:45 am-5:59 pm

2 stops26h 14m

$3,306

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Best time to book a flight from Houston to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to Cairns
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Houston to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cairns from Houston?

    For a flight from Houston to Cairns, you will be flying into Cairns. Cairns (CNS) is just 2.8 mi from the center of the city. Cairns is the only Cairns airport and it handles 0 inbound flights from Houston per day. 0 airlines have flights to Cairns from Houston on a regular basis.

  • How long is the flight from Houston to Cairns?

    Airlines like Air Canada and Qantas Airways fly from Houston to Cairns in about 26h 08m. The time it takes to get you to your destination can typically vary by up to 4h 37m. Houston and Cairns are separated by a distance of 8501 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Houston to Cairns that include hotel bookings?

    Yes. In addition to deals on Houston to Cairns flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Cairns?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Cairns.

  • Can I find deals for business class flights from Houston to Cairns?

    Yes. Cheapflights offers flight deals from Houston to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.