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Cheap flights from Seattle to Cairns from $836

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 19/6. 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

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Find the cheapest flights from Seattle to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:08 - 11:40
SEA
-
CNS
30h 32m
2 stops
Multiple Airlines Logo
12:40 - 19:14
CNS
-
SEA
23h 34m
2 stops
$1,576Multiple Airlines
Tue, 7 Jul - Mon, 10 Aug
Multiple Airlines Logo
20:00 - 17:10
SEA
-
CNS
28h 10m
2 stops
Multiple Airlines Logo
06:00 - 09:38
CNS
-
SEA
20h 38m
2 stops
$1,874Multiple Airlines
Wed, 22 Apr - Wed, 29 Apr
Multiple Airlines Logo
20:00 - 13:40
SEA
-
CNS
24h 40m
2 stops
Multiple Airlines Logo
19:10 - 09:50
CNS
-
SEA
31h 40m
2 stops
$2,037Multiple Airlines
Fri, 24 Apr - Fri, 1 May
Air Canada Logo
15:40 - 15:55
SEA
-
CNS
31h 15m
2 stops
Air Canada Logo
16:35 - 19:20
CNS
-
SEA
43h 45m
2 stops
$2,079Air Canada
Sat, 25 Apr - Wed, 29 Apr
Air Canada Logo
10:20 - 15:55
SEA
-
CNS
36h 35m
2 stops
Air Canada Logo
06:00 - 19:20
CNS
-
SEA
30h 20m
2 stops
$2,285Air Canada
Sat, 25 Apr - Wed, 29 Apr
Multiple Airlines Logo
16:38 - 16:55
SEA
-
CNS
31h 17m
3 stops
Multiple Airlines Logo
11:55 - 19:14
CNS
-
SEA
24h 19m
2 stops
$2,359Multiple Airlines
Tue, 7 Jul - Mon, 10 Aug
Multiple Airlines Logo
10:57 - 15:55
SEA
-
CNS
35h 58m
2 stops
Multiple Airlines Logo
11:40 - 11:15
CNS
-
SEA
40h 35m
1 stop
$2,410Multiple Airlines
Wed, 22 Apr - Wed, 29 Apr
Multiple Airlines Logo
17:06 - 10:35
SEA
-
CNS
24h 29m
2 stops
Multiple Airlines Logo
11:20 - 19:53
CNS
-
SEA
25h 33m
3 stops
$2,418Multiple Airlines
Wed, 22 Apr - Wed, 29 Apr
Multiple Airlines Logo
11:07 - 13:40
SEA
-
CNS
33h 33m
2 stops
Multiple Airlines Logo
11:40 - 11:15
CNS
-
SEA
40h 35m
1 stop
$2,434Multiple Airlines
Fri, 24 Apr - Fri, 1 May
Multiple Airlines Logo
19:06 - 12:55
SEA
-
CNS
24h 49m
2 stops
Multiple Airlines Logo
11:20 - 19:53
CNS
-
SEA
25h 33m
3 stops
$2,440Multiple Airlines
Fri, 24 Apr - Fri, 1 May

Air New Zealand flights from Seattle to Cairns

Our best Air New Zealand deals on Seattle to Cairns flight tickets
Air New Zealand
22 Apr
SEA10:20Seattle/Tacoma Intl
40h 10m
3 stops
CNS19:30Cairns
29 Apr
CNS06:00Cairns
29h 35m
3 stops
SEA18:35Seattle/Tacoma Intl
$2,725
Air New Zealand
24 Apr
SEA15:40Seattle/Tacoma Intl
33h 30m
3 stops
CNS18:10Cairns
1 May
CNS06:00Cairns
32h 58m
3 stops
SEA21:58Seattle/Tacoma Intl
$3,392
Air New Zealand
5 May
SEA14:55Seattle/Tacoma Intl
38h 50m
3 stops
CNS22:45Cairns
16 May
CNS13:55Cairns
45h 37m
3 stops
SEA18:32Seattle/Tacoma Intl
$9,308

Air Canada flights from Seattle to Cairns

Our best Air Canada deals on Seattle to Cairns flight tickets
Air Canada
25 Apr
SEA15:40Seattle/Tacoma Intl
31h 15m
2 stops
CNS15:55Cairns
29 Apr
CNS16:35Cairns
43h 45m
2 stops
SEA19:20Seattle/Tacoma Intl
$2,079
Air Canada
25 Apr
SEA10:20Seattle/Tacoma Intl
36h 35m
2 stops
CNS15:55Cairns
29 Apr
CNS06:00Cairns
30h 20m
2 stops
SEA19:20Seattle/Tacoma Intl
$2,285

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 11 March 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 return flight

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 7/7

12:08-11:40

2 stops30h 32m

Cairns

Mon 10/8

12:40-19:14

2 stops23h 34m

$1,576
Fastest return journey

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 22/4

20:00-17:10

2 stops28h 10m

Cairns

Wed 29/4

06:00-09:38

2 stops20h 38m

$1,874

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 24/4

20:00-13:40

2 stops24h 40m

Cairns

Fri 1/5

19:10-09:50

2 stops31h 40m

$2,037

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sat 25/4

15:40-15:55

2 stops31h 15m

Cairns

Wed 29/4

16:35-19:20

2 stops43h 45m

$2,079

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sat 25/4

10:20-15:55

2 stops36h 35m

Cairns

Wed 29/4

06:00-19:20

2 stops30h 20m

$2,285

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 7/7

16:38-16:55

3 stops31h 17m

Cairns

Mon 10/8

11:55-19:14

2 stops24h 19m

$2,359

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 22/4

10:57-15:55

2 stops35h 58m

Cairns

Wed 29/4

11:40-11:15

1 stop40h 35m

$2,410

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 22/4

17:06-10:35

2 stops24h 29m

Cairns

Wed 29/4

11:20-19:53

3 stops25h 33m

$2,418

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 24/4

11:07-13:40

2 stops33h 33m

Cairns

Fri 1/5

11:40-11:15

1 stop40h 35m

$2,434

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 24/4

19:06-12:55

2 stops24h 49m

Cairns

Fri 1/5

11:20-19:53

3 stops25h 33m

$2,440

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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 return 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 40m

Direct flights

None
The fastest flight from Seattle to Cairns takes 24h 40m
There are no direct flights from Seattle to Cairns. There are no popular flight routes from Seattle to Cairns.
Search flight deals

  • How far is Seattle/Tacoma Intl to Cairns by plane?

    There are 11518.9 km between Seattle/Tacoma Intl and Cairns. By plane, this route typically takes 24h 40m.

  • 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 are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents you'll need for your trip to Cairns Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Cairns Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Seattle to Cairns?

    Price Alerts will notify you by email when the price for flights to Cairns from Seattle 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 Seattle to Cairns with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Travelling to a place near Cairns?

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

Why use momondo?

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

It is quick and easy to find Seattle to Cairns flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cairns that suits you.

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

Yes. momondo allows you to filter the results for Seattle to Cairns flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Cairns.

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

Of course. momondo tracks the price of Seattle to Cairns flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Cairns trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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