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Cheap flights from Houston George Bush Intcntl Airport to Cairns from $1,301

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Cairns departing on 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Cairns

Cheap round-trip flights

Multiple Airlines Logo
8:55 pm - 5:15 pmIAH-CNS
29h 20m2 stops
Multiple Airlines Logo
6:05 pm - 3:05 pmCNS-IAH
36h 00m2 stops
$1,301Multiple Airlines
Find Deal
Sun, Oct 19 - Sun, Oct 26
Multiple Airlines Logo
6:44 am - 6:30 pmIAH-CNS
44h 46m3 stops
Multiple Airlines Logo
6:00 am - 5:20 amCNS-IAH
38h 20m3 stops
$1,639Multiple Airlines
Find Deal
Sun, Oct 19 - Sun, Oct 26
Air New Zealand Logo
8:55 pm - 9:45 amIAH-CNS
21h 50m1 stop
Air New Zealand Logo
5:35 pm - 3:05 pmCNS-IAH
36h 30m2 stops
$1,858Air New Zealand
Find Deal
Sun, Oct 19 - Sun, Oct 26
Multiple Airlines Logo
6:44 am - 6:30 pmIAH-CNS
44h 46m3 stops
Multiple Airlines Logo
6:00 am - 3:05 pmCNS-IAH
24h 05m2 stops
$1,959Multiple Airlines
Find Deal
Sun, Oct 19 - Sun, Oct 26
Air Canada Logo
5:25 pm - 2:00 pmIAH-CNS
28h 35m2 stops
Air Canada Logo
6:00 am - 4:24 pmCNS-IAH
26h 24m2 stops
$2,020Air Canada
Find Deal
Sat, Nov 8 - Wed, Nov 12
Air Canada Logo
5:25 pm - 2:00 pmIAH-CNS
28h 35m2 stops
Air Canada Logo
6:00 am - 4:24 pmCNS-IAH
26h 24m2 stops
$2,072Air Canada
Find Deal
Sat, Nov 8 - Wed, Nov 12
Air Canada Logo
11:55 am - 2:55 pmIAH-CNS
35h 00m3 stops
Air Canada Logo
6:00 am - 4:24 pmCNS-IAH
26h 24m2 stops
$2,289Air Canada
Find Deal
Sat, Nov 8 - Wed, Nov 12
Air Canada Logo
7:10 am - 2:55 pmIAH-CNS
39h 45m3 stops
Air Canada Logo
6:00 am - 4:24 pmCNS-IAH
26h 24m2 stops
$2,342Air Canada
Find Deal
Sat, Nov 8 - Wed, Nov 12
Multiple Airlines Logo
1:00 am - 11:10 amIAH-CNS
43h 10m2 stops
Multiple Airlines Logo
9:45 am - 4:15 pmCNS-IAH
69h 30m3 stops
$2,429Multiple Airlines
Find Deal
Sat, Oct 18 - Sun, Oct 26
United Airlines Logo
8:25 pm - 2:55 pmIAH-CNS
26h 30m1 stop
United Airlines Logo
6:00 am - 6:55 pmCNS-IAH
28h 55m2 stops
$2,589United Airlines
Find Deal
Sat, Nov 8 - Wed, Nov 12

Air Canada flights from Houston George Bush Intcntl Airport to Cairns

Our best Air Canada deals on Houston George Bush Intcntl Airport to Cairns flight tickets
Air Canada
Nov 8
IAH5:25 pmHouston George Bush Intcntl
28h 35m
2 stops
CNS2:00 pmCairns
Nov 12
CNS6:00 amCairns
26h 24m
2 stops
IAH4:24 pmHouston George Bush Intcntl
$2,020
Find similar
Air Canada
Nov 8
IAH5:25 pmHouston George Bush Intcntl
28h 35m
2 stops
CNS2:00 pmCairns
Nov 12
CNS6:00 amCairns
26h 24m
2 stops
IAH4:24 pmHouston George Bush Intcntl
$2,072
Find similar
Air Canada
Nov 8
IAH11:55 amHouston George Bush Intcntl
35h 00m
3 stops
CNS2:55 pmCairns
Nov 12
CNS6:00 amCairns
26h 24m
2 stops
IAH4:24 pmHouston George Bush Intcntl
$2,289
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated September 22, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 10/19

8:55 pm-5:15 pm

2 stops29h 20m

Cairns

Sun 10/26

6:05 pm-3:05 pm

2 stops36h 00m

$1,301

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 10/19

6:44 am-6:30 pm

3 stops44h 46m

Cairns

Sun 10/26

6:00 am-5:20 am

3 stops38h 20m

$1,639

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 10/19

8:55 pm-9:45 am

1 stop21h 50m

Cairns

Sun 10/26

5:35 pm-3:05 pm

2 stops36h 30m

$1,858

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 10/19

6:44 am-6:30 pm

3 stops44h 46m

Cairns

Sun 10/26

6:00 am-3:05 pm

2 stops24h 05m

$1,959

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sat 11/8

5:25 pm-2:00 pm

2 stops28h 35m

Cairns

Wed 11/12

6:00 am-4:24 pm

2 stops26h 24m

$2,020

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sat 11/8

5:25 pm-2:00 pm

2 stops28h 35m

Cairns

Wed 11/12

6:00 am-4:24 pm

2 stops26h 24m

$2,072

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sat 11/8

11:55 am-2:55 pm

3 stops35h 00m

Cairns

Wed 11/12

6:00 am-4:24 pm

2 stops26h 24m

$2,289

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sat 11/8

7:10 am-2:55 pm

3 stops39h 45m

Cairns

Wed 11/12

6:00 am-4:24 pm

2 stops26h 24m

$2,342

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sat 10/18

1:00 am-11:10 am

2 stops43h 10m

Cairns

Sun 10/26

9:45 am-4:15 pm

3 stops69h 30m

$2,429

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sat 11/8

8:25 pm-2:55 pm

1 stop26h 30m

Cairns

Wed 11/12

6:00 am-6:55 pm

2 stops28h 55m

$2,589

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Houston George Bush Intcntl Airport to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Cairns according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Cairns (IAH to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Cairns

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to Cairns. There are no popular flight routes from Houston George Bush Intcntl Airport to Cairns.
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  • How far is Houston George Bush Intcntl to Cairns by plane?

    A flight from Houston George Bush Intcntl to Cairns will travel around 8497.9 mi. Typically, this will take 21h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Cairns Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Cairns Airport refresh daily.

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Cairns Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Cairns Airport.

  • What documentation or ID do you need to fly to Cairns Airport?

    The necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Houston George Bush Intcntl Airport to Cairns?

    Price Alerts will notify you by email when the price for flights to Cairns from Houston George Bush Intcntl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Houston George Bush Intcntl Airport to Cairns with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Mission Beach
Palm Cove
Trinity Beach

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Cairns?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Cairns. momondo saves you time and could save you money on your trip.

Can I find flights from Houston to Cairns with flexible booking policies on momondo?

Yes. All flights to Cairns from Houston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Houston to Cairns?

Once all potential Houston to Cairns flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Houston to Cairns right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Cairns now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cairns and let you know when they change.

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