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Cheap flights from Seattle to Cairns from $560

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Cairns departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:02 pm - 12:55 pm
SEA
-
CNS
26h 53m
2 stops
American Airlines Logo
1:55 pm - 11:21 pm
CNS
-
SEA
26h 26m
2 stops
$1,085American Airlines
Wed, Aug 19 - Wed, Aug 26
Qantas Airways Logo
5:10 pm - 11:50 am
SEA
-
CNS
25h 40m
2 stops
Qantas Airways Logo
1:55 pm - 9:58 pm
CNS
-
SEA
25h 03m
2 stops
$1,339Qantas Airways
Tue, Aug 11 - Thu, Aug 13
Multiple Airlines Logo
11:15 am - 10:35 am
SEA
-
CNS
30h 20m
2 stops
Multiple Airlines Logo
7:10 pm - 8:56 pm
CNS
-
SEA
42h 46m
2 stops
$1,342Multiple Airlines
Fri, Aug 7 - Thu, Aug 13
Multiple Airlines Logo
5:10 pm - 10:35 am
SEA
-
CNS
24h 25m
2 stops
Multiple Airlines Logo
11:20 am - 7:39 pm
CNS
-
SEA
25h 19m
3 stops
$1,411Multiple Airlines
Wed, Aug 19 - Wed, Aug 26
Multiple Airlines Logo
12:38 pm - 10:35 am
SEA
-
CNS
28h 57m
2 stops
Multiple Airlines Logo
5:40 pm - 8:56 pm
CNS
-
SEA
44h 16m
3 stops
$1,511Multiple Airlines
Fri, Aug 7 - Thu, Aug 13
Multiple Airlines Logo
1:20 pm - 4:30 am
SEA
-
CNS
22h 10m
1 stop
Multiple Airlines Logo
6:45 am - 7:39 pm
CNS
-
SEA
29h 54m
2 stops
$1,834Multiple Airlines
Wed, Aug 19 - Wed, Aug 26
Qantas Airways Logo
6:16 pm - 1:45 pm
SEA
-
CNS
26h 29m
2 stops
Qantas Airways Logo
3:45 pm - 8:56 pm
CNS
-
SEA
46h 11m
3 stops
$2,012Qantas Airways
Tue, Aug 11 - Thu, Aug 13
Multiple Airlines Logo
1:30 pm - 4:30 am
SEA
-
CNS
22h 00m
1 stop
Multiple Airlines Logo
3:35 pm - 9:34 pm
CNS
-
SEA
22h 59m
2 stops
$2,177Multiple Airlines
Tue, Aug 11 - Thu, Aug 13
Air New Zealand Logo
5:20 pm - 4:55 pm
SEA
-
CNS
30h 35m
3 stops
Air New Zealand Logo
6:00 am - 6:29 pm
CNS
-
SEA
29h 29m
3 stops
$2,274Air New Zealand
Wed, Aug 19 - Wed, Aug 26
Multiple Airlines Logo
1:30 pm - 4:30 am
SEA
-
CNS
22h 00m
1 stop
Multiple Airlines Logo
7:10 pm - 8:56 pm
CNS
-
SEA
42h 46m
2 stops
$2,632Multiple Airlines
Fri, Aug 7 - Thu, Aug 13

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Qantas Airways flights from Seattle to Cairns

Our best Qantas Airways deals on Seattle to Cairns flight tickets
Qantas Airways
Aug 11
SEA5:10 pmSeattle/Tacoma Intl
25h 40m
2 stops
CNS11:50 amCairns
Aug 13
CNS1:55 pmCairns
25h 03m
2 stops
SEA9:58 pmSeattle/Tacoma Intl
$1,339
Qantas Airways
Aug 11
SEA6:16 pmSeattle/Tacoma Intl
26h 29m
2 stops
CNS1:45 pmCairns
Aug 13
CNS3:45 pmCairns
46h 11m
3 stops
SEA8:56 pmSeattle/Tacoma Intl
$2,012

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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 July 10, 2026.
Use the filters below to find and compare flights from Seattle to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 8/19

5:02 pm-12:55 pm

2 stops26h 53m

Cairns

Wed 8/26

1:55 pm-11:21 pm

2 stops26h 26m

$1,085

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 8/11

5:10 pm-11:50 am

2 stops25h 40m

Cairns

Thu 8/13

1:55 pm-9:58 pm

2 stops25h 03m

$1,339

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 8/7

11:15 am-10:35 am

2 stops30h 20m

Cairns

Thu 8/13

7:10 pm-8:56 pm

2 stops42h 46m

$1,342

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 8/19

5:10 pm-10:35 am

2 stops24h 25m

Cairns

Wed 8/26

11:20 am-7:39 pm

3 stops25h 19m

$1,411

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 8/7

12:38 pm-10:35 am

2 stops28h 57m

Cairns

Thu 8/13

5:40 pm-8:56 pm

3 stops44h 16m

$1,511

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 8/19

1:20 pm-4:30 am

1 stop22h 10m

Cairns

Wed 8/26

6:45 am-7:39 pm

2 stops29h 54m

$1,834

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 8/11

6:16 pm-1:45 pm

2 stops26h 29m

Cairns

Thu 8/13

3:45 pm-8:56 pm

3 stops46h 11m

$2,012
Quickest round-trip

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 8/11

1:30 pm-4:30 am

1 stop22h 00m

Cairns

Thu 8/13

3:35 pm-9:34 pm

2 stops22h 59m

$2,177

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 8/19

5:20 pm-4:55 pm

3 stops30h 35m

Cairns

Wed 8/26

6:00 am-6:29 pm

3 stops29h 29m

$2,274

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 8/7

1:30 pm-4:30 am

1 stop22h 00m

Cairns

Thu 8/13

7:10 pm-8:56 pm

2 stops42h 46m

$2,632

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cairns from

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 airline that flies from Seattle/Tacoma Intl to Cairns?

American Airlines is the most popular carrier operating from Seattle/Tacoma Intl to Cairns

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 04m

Direct flights

None
The fastest flight from Seattle to Cairns takes 24h 04m
There are no direct flights from Seattle to Cairns. There are no popular flight routes from Seattle to Cairns.
Search flight deals

Frequently asked questions about flying from Seattle to Cairns

  • 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 24h 04m 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.

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 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.

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