When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cairns Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Cairns Airport refresh daily.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cairns Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl 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.

$1,283 Cheap Flights from Seattle to Cairns in 2025/26

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Find the cheapest flights from Seattle to Cairns

Round-trip

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Cheap round-trip flights

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5:40 pm - 11:05 am

SEA

CNS

24h 25m2 stops

3:35 pm - 10:47 pm

CNS

SEA

24h 12m2 stops

$1,283Multiple Airlines

Mon, Apr 20 - Fri, May 1

6:10 am - 9:55 am

SEA

CNS

33h 45m2 stops

11:25 am - 8:58 pm

CNS

SEA

27h 33m2 stops

$1,363Cathay Pacific

Sun, Feb 22 - Thu, Feb 26

6:10 am - 9:55 am

SEA

CNS

33h 45m2 stops

11:25 am - 1:59 pm

CNS

SEA

44h 34m2 stops

$1,412Cathay Pacific

Sun, Feb 22 - Thu, Feb 26

6:10 am - 9:55 am

SEA

CNS

33h 45m2 stops

11:25 am - 1:59 pm

CNS

SEA

44h 34m2 stops

$1,413Cathay Pacific

Sun, Feb 22 - Thu, Feb 26

5:30 pm - 4:55 pm

SEA

CNS

30h 25m3 stops

3:35 pm - 6:33 pm

CNS

SEA

43h 58m3 stops

$1,742Air New Zealand

Mon, Apr 20 - Fri, May 1

6:55 pm - 5:00 pm

SEA

CNS

29h 05m2 stops

6:15 pm - 8:45 am

CNS

SEA

31h 30m1 stop

$1,745Multiple Airlines

Mon, Apr 20 - Fri, May 1

6:55 pm - 5:00 pm

SEA

CNS

29h 05m2 stops

6:15 pm - 8:28 pm

CNS

SEA

43h 13m3 stops

$1,928Multiple Airlines

Mon, Apr 20 - Fri, May 1

9:30 pm - 6:30 pm

SEA

CNS

51h 00m2 stops

11:55 am - 6:40 pm

CNS

SEA

48h 45m2 stops

$4,940Multiple Airlines

Tue, Feb 3 - Sat, Feb 14

12:10 am - 4:35 am

SEA

CNS

34h 25m2 stops

11:55 am - 1:55 pm

CNS

SEA

44h 00m2 stops

$6,202Multiple Airlines

Sat, Jan 31 - Thu, Feb 12

12:10 am - 9:55 am

SEA

CNS

39h 45m3 stops

11:25 am - 1:55 pm

CNS

SEA

44h 30m3 stops

$6,374Multiple Airlines

Sat, Jan 31 - Thu, Feb 12

Cathay Pacific flights from Seattle to Cairns

Our best Cathay Pacific deals on Seattle to Cairns flight tickets

Cathay Pacific

Feb 22

SEA6:10 amSeattle/Tacoma Intl

33h 45m

2 stops

CNS9:55 amCairns

Feb 26

CNS11:25 amCairns

27h 33m

2 stops

SEA8:58 pmSeattle/Tacoma Intl

$1,363

Find similar

Cathay Pacific

Feb 22

SEA6:10 amSeattle/Tacoma Intl

33h 45m

2 stops

CNS9:55 amCairns

Feb 26

CNS11:25 amCairns

44h 34m

2 stops

SEA1:59 pmSeattle/Tacoma Intl

$1,412

Find similar

Cathay Pacific

Feb 22

SEA6:10 amSeattle/Tacoma Intl

33h 45m

2 stops

CNS9:55 amCairns

Feb 26

CNS11:25 amCairns

40h 06m

2 stops

SEA9:31 amSeattle/Tacoma Intl

$1,413

Find similar

Qantas Airways flights from Seattle to Cairns

Our best Qantas Airways deals on Seattle to Cairns flight tickets

Qantas Airways

Feb 3

SEA3:45 pmSeattle/Tacoma Intl

28h 20m

3 stops

CNS2:05 pmCairns

Feb 14

CNS9:20 amCairns

27h 37m

3 stops

SEA6:57 pmSeattle/Tacoma Intl

$8,203

Find similar

Qantas Airways

Feb 3

SEA3:45 pmSeattle/Tacoma Intl

26h 05m

2 stops

CNS11:50 amCairns

Feb 14

CNS2:50 pmCairns

46h 03m

3 stops

SEA6:53 pmSeattle/Tacoma Intl

$8,254

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Mon 4/20

5:40 pm-11:05 am

2 stops24h 25m

Cairns

Fri 5/1

3:35 pm-10:47 pm

2 stops24h 12m

$1,283

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 2/22

6:10 am-9:55 am

2 stops33h 45m

Cairns

Thu 2/26

11:25 am-8:58 pm

2 stops27h 33m

$1,363

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 2/22

6:10 am-9:55 am

2 stops33h 45m

Cairns

Thu 2/26

11:25 am-1:59 pm

2 stops44h 34m

$1,412

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 2/22

6:10 am-9:55 am

2 stops33h 45m

Cairns

Thu 2/26

11:25 am-1:59 pm

2 stops44h 34m

$1,413

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Mon 4/20

5:30 pm-4:55 pm

3 stops30h 25m

Cairns

Fri 5/1

3:35 pm-6:33 pm

3 stops43h 58m

$1,742

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Mon 4/20

6:55 pm-5:00 pm

2 stops29h 05m

Cairns

Fri 5/1

6:15 pm-8:45 am

1 stop31h 30m

$1,745

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Mon 4/20

6:55 pm-5:00 pm

2 stops29h 05m

Cairns

Fri 5/1

6:15 pm-8:28 pm

3 stops43h 13m

$1,928

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 2/3

9:30 pm-6:30 pm

2 stops51h 00m

Cairns

Sat 2/14

11:55 am-6:40 pm

2 stops48h 45m

$4,940

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sat 1/31

12:10 am-4:35 am

2 stops34h 25m

Cairns

Thu 2/12

11:55 am-1:55 pm

2 stops44h 00m

$6,202

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sat 1/31

12:10 am-9:55 am

3 stops39h 45m

Cairns

Thu 2/12

11:25 am-1:55 pm

3 stops44h 30m

$6,374

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Seattle to Cairns

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to Cairns?

Our data shows that the cheapest Seattle to Cairns flights are usually those with departure times in the evening. Our users have found flights to Cairns in the evening for as low as $1,529. In the afternoon is when there is more demand to fly to Cairns, so prices are often more expensive at around $1,683 per ticket.

When to book flights from Seattle to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Cairns according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Cairns (SEA to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Cairns

Fastest flight time	24h 25m
Direct flights	None

The fastest flight from Seattle to Cairns takes 24h 25m

There are no direct flights from Seattle to Cairns. There are no popular flight routes from Seattle to Cairns.

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How far is Seattle/Tacoma Intl to Cairns by plane?
The distance between Seattle/Tacoma Intl and Cairns is about 7157.5 mi. Typically, this will take 22h 05m by plane in normal conditions.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cairns Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Cairns Airport refresh daily.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cairns Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl 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.

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Palm Cove

Trinity Beach

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

Finding the right flight to Cairns from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cairns quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Cairns from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Cairns from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Cairns, momondo offers a useful price alert feature which will track prices for flights to Cairns from Seattle and alert you when they change.