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Cheap flights from Seattle to Cairns from $847

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 10/1. 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 Seattle to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:04 pm - 8:20 pm
SEA
-
CNS
34h 16m
2 stops
United Airlines Logo
6:00 am - 6:29 pm
CNS
-
SEA
29h 29m
2 stops
$1,286United Airlines
Wed, Jul 29 - Tue, Aug 11
United Airlines Logo
1:30 pm - 11:10 am
SEA
-
CNS
28h 40m
2 stops
United Airlines Logo
6:00 am - 8:43 pm
CNS
-
SEA
31h 43m
2 stops
$1,289United Airlines
Sun, Aug 2 - Wed, Aug 12
United Airlines Logo
5:04 pm - 8:20 pm
SEA
-
CNS
34h 16m
2 stops
United Airlines Logo
6:00 am - 2:24 pm
CNS
-
SEA
25h 24m
2 stops
$1,336United Airlines
Fri, Jul 31 - Tue, Aug 11
United Airlines Logo
10:29 am - 11:10 am
SEA
-
CNS
31h 41m
2 stops
United Airlines Logo
6:00 am - 4:14 pm
CNS
-
SEA
27h 14m
2 stops
$1,339United Airlines
Sun, Aug 2 - Fri, Aug 14
Multiple Airlines Logo
7:20 pm - 1:10 pm
SEA
-
CNS
24h 50m
2 stops
Multiple Airlines Logo
6:00 am - 10:48 pm
CNS
-
SEA
33h 48m
2 stops
$1,373Multiple Airlines
Fri, Jul 31 - Fri, Aug 14
American Airlines Logo
5:04 pm - 12:55 pm
SEA
-
CNS
26h 51m
2 stops
American Airlines Logo
3:45 pm - 11:21 pm
CNS
-
SEA
24h 36m
2 stops
$1,460American Airlines
Sun, Jun 21 - Wed, Aug 5
Qantas Airways Logo
2:20 pm - 1:40 pm
SEA
-
CNS
30h 20m
2 stops
Qantas Airways Logo
6:50 am - 3:33 pm
CNS
-
SEA
49h 43m
2 stops
$1,485Qantas Airways
Tue, Jul 28 - Tue, Aug 11
Qantas Airways Logo
2:20 pm - 1:40 pm
SEA
-
CNS
30h 20m
2 stops
Qantas Airways Logo
6:50 am - 8:56 pm
CNS
-
SEA
31h 06m
2 stops
$1,487Qantas Airways
Tue, Jul 28 - Mon, Aug 17
Qantas Airways Logo
6:10 pm - 12:55 pm
SEA
-
CNS
25h 45m
2 stops
Qantas Airways Logo
6:50 am - 8:56 pm
CNS
-
SEA
31h 06m
2 stops
$1,488Qantas Airways
Wed, Jul 29 - Mon, Aug 17
Qantas Airways Logo
2:20 pm - 1:40 pm
SEA
-
CNS
30h 20m
2 stops
Qantas Airways Logo
6:50 am - 11:21 pm
CNS
-
SEA
57h 31m
2 stops
$1,494Qantas Airways
Tue, Jul 28 - Sat, Aug 15

Air New Zealand flights from Seattle to Cairns

Our best Air New Zealand deals on Seattle to Cairns flight tickets
Air New Zealand
Jun 21
SEA3:00 pmSeattle/Tacoma Intl
26h 45m
2 stops
CNS10:45 amCairns
Aug 5
CNS6:00 amCairns
30h 03m
3 stops
SEA7:03 pmSeattle/Tacoma Intl
$1,715
Air New Zealand
Jun 21
SEA3:00 pmSeattle/Tacoma Intl
26h 45m
2 stops
CNS10:45 amCairns
Aug 5
CNS6:00 amCairns
33h 48m
3 stops
SEA10:48 pmSeattle/Tacoma Intl
$1,727
Air New Zealand
Jun 21
SEA3:00 pmSeattle/Tacoma Intl
32h 55m
3 stops
CNS4:55 pmCairns
Aug 5
CNS6:00 amCairns
29h 32m
3 stops
SEA6:32 pmSeattle/Tacoma Intl
$1,882

Qantas Airways flights from Seattle to Cairns

Our best Qantas Airways deals on Seattle to Cairns flight tickets
Qantas Airways
Jul 28
SEA2:20 pmSeattle/Tacoma Intl
30h 20m
2 stops
CNS1:40 pmCairns
Aug 11
CNS6:50 amCairns
49h 43m
2 stops
SEA3:33 pmSeattle/Tacoma Intl
$1,485
Qantas Airways
Jul 28
SEA2:20 pmSeattle/Tacoma Intl
30h 20m
2 stops
CNS1:40 pmCairns
Aug 17
CNS6:50 amCairns
31h 06m
2 stops
SEA8:56 pmSeattle/Tacoma Intl
$1,487
Qantas Airways
Jul 29
SEA6:10 pmSeattle/Tacoma Intl
25h 45m
2 stops
CNS12:55 pmCairns
Aug 17
CNS6:50 amCairns
31h 06m
2 stops
SEA8:56 pmSeattle/Tacoma Intl
$1,488

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 May 13, 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 7/29

5:04 pm-8:20 pm

2 stops34h 16m

Cairns

Tue 8/11

6:00 am-6:29 pm

2 stops29h 29m

$1,286

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 8/2

1:30 pm-11:10 am

2 stops28h 40m

Cairns

Wed 8/12

6:00 am-8:43 pm

2 stops31h 43m

$1,289

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 7/31

5:04 pm-8:20 pm

2 stops34h 16m

Cairns

Tue 8/11

6:00 am-2:24 pm

2 stops25h 24m

$1,336

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 8/2

10:29 am-11:10 am

2 stops31h 41m

Cairns

Fri 8/14

6:00 am-4:14 pm

2 stops27h 14m

$1,339

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 7/31

7:20 pm-1:10 pm

2 stops24h 50m

Cairns

Fri 8/14

6:00 am-10:48 pm

2 stops33h 48m

$1,373
Quickest round-trip

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 6/21

5:04 pm-12:55 pm

2 stops26h 51m

Cairns

Wed 8/5

3:45 pm-11:21 pm

2 stops24h 36m

$1,460

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 7/28

2:20 pm-1:40 pm

2 stops30h 20m

Cairns

Tue 8/11

6:50 am-3:33 pm

2 stops49h 43m

$1,485

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 7/28

2:20 pm-1:40 pm

2 stops30h 20m

Cairns

Mon 8/17

6:50 am-8:56 pm

2 stops31h 06m

$1,487

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 7/29

6:10 pm-12:55 pm

2 stops25h 45m

Cairns

Mon 8/17

6:50 am-8:56 pm

2 stops31h 06m

$1,488

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 7/28

2:20 pm-1:40 pm

2 stops30h 20m

Cairns

Sat 8/15

6:50 am-11:21 pm

2 stops57h 31m

$1,494

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 50m

Direct flights

None
The fastest flight from Seattle to Cairns takes 24h 50m
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 50m 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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