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$1,729+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — CNS
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
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Cheap flight deals from Houston to Cairns

Cheapest flights from Houston to Cairns
Explore the most affordable flight options available from Houston to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/193:30 pmIAH - CNS
3 stops51h 15mAir New Zealand
Sun 1/45:35 pmCNS - IAH
3 stops41h 20mAir New Zealand
Deal found 12/15$4,680
This Qantas Airways deal was found by Cheapflights users on 12/16. 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.
Fri 12/196:01 pmIAH - CNS
2 stops25h 49mMultiple Airlines
Sun 1/46:00 amCNS - IAH
2 stops28h 58mMultiple Airlines
Deal found 12/16$5,576
This FlightHub deal was found by Cheapflights users on 12/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:25 pmIAH - CNS
2 stops53h 30mAir Canada
Sun 1/45:35 pmCNS - IAH
3 stops65h 14mAir Canada
Deal found 12/14$6,464

Find 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 December 17, 2025.

Round-trip from

$1,729
(Air Canada)
From Houston to Cairns
Search Deals

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 December 17, 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

Thu 2/19

5:25 pm-2:00 pm

2 stops28h 35m

Cairns

Mon 2/23

6:00 am-4:24 pm

2 stops26h 24m

$1,729

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Thu 2/19

8:25 pm-2:55 pm

1 stop26h 30m

Cairns

Mon 2/23

6:00 am-5:03 pm

2 stops27h 03m

$2,589

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Mon 2/2

8:25 pm-2:55 pm

1 stop26h 30m

Cairns

Thu 2/5

6:00 am-9:59 pm

2 stops31h 59m

$2,589

HoustonCairns

HOU - CNS

HOUCNS

Houston Hobby

Sat 1/31

6:36 pm-11:20 am

2 stops24h 44m

Cairns

Sat 2/7

7:45 am-6:06 pm

2 stops26h 21m

$2,765

HoustonCairns

HOU - CNS

HOUCNS

Houston Hobby

Mon 2/2

6:36 pm-11:00 am

2 stops24h 24m

Cairns

Thu 2/5

5:35 pm-12:09 pm

2 stops34h 34m

$3,275

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

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 24h 24m. The time it takes to get you to your destination can typically vary by up to 4h 11m. 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

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