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Cheap flights from Houston George Bush Intcntl Airport to Cairns from $1,417

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 4/3. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air New Zealand Logo
9:55 pm - 11:10 pmIAH-CNS
34h 15m2 stops
Air New Zealand Logo
6:00 am - 4:25 pmCNS-IAH
25h 25m2 stops
$1,417Air New Zealand
Find Deal
Fri, Apr 3 - Sun, Apr 12
Air New Zealand Logo
2:30 pm - 11:10 pmIAH-CNS
41h 40m3 stops
Air New Zealand Logo
6:00 am - 4:25 pmCNS-IAH
25h 25m2 stops
$1,558Air New Zealand
Find Deal
Fri, Apr 3 - Sun, Apr 12
Air Canada Logo
6:10 pm - 3:55 pmIAH-CNS
30h 45m2 stops
Air Canada Logo
6:00 am - 7:02 pmCNS-IAH
28h 02m2 stops
$1,624Air Canada
Find Deal
Sun, May 3 - Thu, May 7
Air Canada Logo
12:05 pm - 3:55 pmIAH-CNS
36h 50m3 stops
Air Canada Logo
6:00 am - 7:02 pmCNS-IAH
28h 02m2 stops
$1,630Air Canada
Find Deal
Sun, May 3 - Thu, May 7
Multiple Airlines Logo
6:29 am - 5:35 pmIAH-CNS
44h 06m3 stops
Multiple Airlines Logo
6:20 pm - 10:42 pmCNS-IAH
43h 22m3 stops
$2,005Multiple Airlines
Find Deal
Fri, Apr 3 - Sun, Apr 12
Air Canada Logo
6:10 pm - 3:55 pmIAH-CNS
30h 45m2 stops
Air Canada Logo
6:00 am - 7:02 pmCNS-IAH
28h 02m2 stops
$2,163Air Canada
Find Deal
Sun, May 3 - Thu, May 7
Air Canada Logo
10:00 am - 3:55 pmIAH-CNS
38h 55m3 stops
Air Canada Logo
6:00 am - 3:05 pmCNS-IAH
24h 05m2 stops
$2,169Air Canada
Find Deal
Sun, May 3 - Thu, May 7
Air Canada Logo
12:05 pm - 3:55 pmIAH-CNS
36h 50m3 stops
Air Canada Logo
6:00 am - 7:02 pmCNS-IAH
28h 02m2 stops
$2,170Air Canada
Find Deal
Sun, May 3 - Thu, May 7
Air New Zealand Logo
9:55 pm - 10:45 amIAH-CNS
21h 50m1 stop
Air New Zealand Logo
6:00 am - 4:25 pmCNS-IAH
25h 25m2 stops
$2,187Air New Zealand
Find Deal
Sun, May 3 - Thu, May 7
Air New Zealand Logo
9:55 pm - 10:45 amIAH-CNS
21h 50m1 stop
Air New Zealand Logo
6:00 am - 4:25 pmCNS-IAH
25h 25m2 stops
$2,188Air New Zealand
Find Deal
Sun, May 3 - Thu, May 7

Air New Zealand flights from Houston George Bush Intcntl Airport to Cairns

Our best Air New Zealand deals on Houston George Bush Intcntl Airport to Cairns flight tickets
Air New Zealand
Apr 3
IAH9:55 pmHouston George Bush Intcntl
34h 15m
2 stops
CNS11:10 pmCairns
Apr 12
CNS6:00 amCairns
25h 25m
2 stops
IAH4:25 pmHouston George Bush Intcntl
$1,417
Find similar
Air New Zealand
Apr 3
IAH2:30 pmHouston George Bush Intcntl
41h 40m
3 stops
CNS11:10 pmCairns
Apr 12
CNS6:00 amCairns
25h 25m
2 stops
IAH4:25 pmHouston George Bush Intcntl
$1,558
Find similar
Air New Zealand
May 3
IAH9:55 pmHouston George Bush Intcntl
21h 50m
1 stop
CNS10:45 amCairns
May 7
CNS6:00 amCairns
25h 25m
2 stops
IAH4:25 pmHouston George Bush Intcntl
$2,187
Find similar

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
May 3
IAH6:10 pmHouston George Bush Intcntl
30h 45m
2 stops
CNS3:55 pmCairns
May 7
CNS6:00 amCairns
28h 02m
2 stops
IAH7:02 pmHouston George Bush Intcntl
$1,624
Find similar
Air Canada
May 3
IAH12:05 pmHouston George Bush Intcntl
36h 50m
3 stops
CNS3:55 pmCairns
May 7
CNS6:00 amCairns
28h 02m
2 stops
IAH7:02 pmHouston George Bush Intcntl
$1,630
Find similar
Air Canada
May 3
IAH6:10 pmHouston George Bush Intcntl
26h 00m
2 stops
CNS11:10 amCairns
May 7
CNS6:00 amCairns
24h 05m
2 stops
IAH3:05 pmHouston George Bush Intcntl
$2,163
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 November 13, 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

Fri 4/3

9:55 pm-11:10 pm

2 stops34h 15m

Cairns

Sun 4/12

6:00 am-4:25 pm

2 stops25h 25m

$1,417

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Fri 4/3

2:30 pm-11:10 pm

3 stops41h 40m

Cairns

Sun 4/12

6:00 am-4:25 pm

2 stops25h 25m

$1,558

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-7:02 pm

2 stops28h 02m

$1,624

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 5/3

12:05 pm-3:55 pm

3 stops36h 50m

Cairns

Thu 5/7

6:00 am-7:02 pm

2 stops28h 02m

$1,630

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Fri 4/3

6:29 am-5:35 pm

3 stops44h 06m

Cairns

Sun 4/12

6:20 pm-10:42 pm

3 stops43h 22m

$2,005

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-7:02 pm

2 stops28h 02m

$2,163

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 5/3

10:00 am-3:55 pm

3 stops38h 55m

Cairns

Thu 5/7

6:00 am-3:05 pm

2 stops24h 05m

$2,169

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Sun 5/3

12:05 pm-3:55 pm

3 stops36h 50m

Cairns

Thu 5/7

6:00 am-7:02 pm

2 stops28h 02m

$2,170

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

$2,187

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

$2,188

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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