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.

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.

$871 Cheap Flights from Seattle to Cairns in 2026/27

Find the cheapest flights from Seattle to Cairns

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

15:15 - 14:00SEA Seattle/Tacoma Intl-CNS Cairns

28h 45m2 stops Vancouver Intl Brisbane

06:00 - 18:22CNS Cairns-SEA Seattle/Tacoma Intl

30h 22m2 stops Brisbane Vancouver Intl

$1,538Air Canada

Mon, 2 Nov - Mon, 9 Nov

16:59 - 11:35SEA Seattle/Tacoma Intl-CNS Cairns

24h 36m2 stops Los Angeles Nadi

12:35 - 23:42CNS Cairns-SEA Seattle/Tacoma Intl

29h 07m2 stops Nadi Los Angeles

$1,626Multiple Airlines

Thu, 5 Nov - Thu, 12 Nov

19:05 - 17:15SEA Seattle/Tacoma Intl-CNS Cairns

28h 10m2 stops Vancouver Intl Brisbane

06:00 - 09:32CNS Cairns-SEA Seattle/Tacoma Intl

21h 32m2 stops Brisbane Vancouver Intl

$1,635Multiple Airlines

Mon, 2 Nov - Mon, 9 Nov

19:05 - 17:15SEA Seattle/Tacoma Intl-CNS Cairns

28h 10m2 stops Vancouver Intl Brisbane

06:00 - 14:37CNS Cairns-SEA Seattle/Tacoma Intl

26h 37m2 stops Brisbane Vancouver Intl

$1,725Multiple Airlines

Tue, 3 Nov - Tue, 10 Nov

17:59 - 16:50SEA Seattle/Tacoma Intl-CNS Cairns

28h 51m3 stops Los Angeles Sydney Kingsford Smith Brisbane

09:15 - 16:11CNS Cairns-SEA Seattle/Tacoma Intl

24h 56m2 stops Brisbane Los Angeles

$2,035Multiple Airlines

Mon, 2 Nov - Mon, 9 Nov

15:59 - 11:50SEA Seattle/Tacoma Intl-CNS Cairns

25h 51m2 stops Los Angeles Sydney Kingsford Smith

15:40 - 14:12CNS Cairns-SEA Seattle/Tacoma Intl

40h 32m3 stops Brisbane Sydney Kingsford Smith Los Angeles

$2,178Multiple Airlines

Tue, 3 Nov - Tue, 10 Nov

17:59 - 11:50SEA Seattle/Tacoma Intl-CNS Cairns

47h 51m2 stops Los Angeles Sydney Kingsford Smith

18:40 - 07:05CNS Cairns-SEA Seattle/Tacoma Intl

30h 25m1 stop Singapore Changi

$2,185Multiple Airlines

Mon, 2 Nov - Mon, 9 Nov

17:59 - 14:55SEA Seattle/Tacoma Intl-CNS Cairns

26h 56m3 stops Los Angeles Sydney Kingsford Smith Brisbane

15:40 - 14:12CNS Cairns-SEA Seattle/Tacoma Intl

40h 32m3 stops Brisbane Sydney Kingsford Smith Los Angeles

$2,212Qantas Airways

Mon, 2 Nov - Mon, 9 Nov

15:59 - 11:50SEA Seattle/Tacoma Intl-CNS Cairns

25h 51m2 stops Los Angeles Sydney Kingsford Smith

13:50 - 13:00CNS Cairns-SEA Seattle/Tacoma Intl

41h 10m3 stops Brisbane Sydney Kingsford Smith Los Angeles

$2,279Multiple Airlines

Thu, 5 Nov - Thu, 12 Nov

11:55 - 04:35SEA Seattle/Tacoma Intl-CNS Cairns

22h 40m1 stop Tokyo Narita

11:45 - 23:13CNS Cairns-SEA Seattle/Tacoma Intl

29h 28m2 stops Tokyo Narita San Francisco

$2,449Multiple Airlines

Thu, 5 Nov - Thu, 12 Nov

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Mon 2/11

15:15-14:00

2 stops28h 45m

Cairns

Mon 9/11

06:00-18:22

2 stops30h 22m

$1,538

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Thu 5/11

16:59-11:35

2 stops24h 36m

Cairns

Thu 12/11

12:35-23:42

2 stops29h 07m

$1,626

Fastest return journey

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Mon 2/11

19:05-17:15

2 stops28h 10m

Cairns

Mon 9/11

06:00-09:32

2 stops21h 32m

$1,635

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Tue 3/11

19:05-17:15

2 stops28h 10m

Cairns

Tue 10/11

06:00-14:37

2 stops26h 37m

$1,725

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Mon 2/11

17:59-16:50

3 stops28h 51m

Cairns

Mon 9/11

09:15-16:11

2 stops24h 56m

$2,035

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Tue 3/11

15:59-11:50

2 stops25h 51m

Cairns

Tue 10/11

15:40-14:12

3 stops40h 32m

$2,178

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Mon 2/11

17:59-11:50

2 stops47h 51m

Cairns

Mon 9/11

18:40-07:05

1 stop30h 25m

$2,185

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Mon 2/11

17:59-14:55

3 stops26h 56m

Cairns

Mon 9/11

15:40-14:12

3 stops40h 32m

$2,212

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Thu 5/11

15:59-11:50

2 stops25h 51m

Cairns

Thu 12/11

13:50-13:00

3 stops41h 10m

$2,279

SeattleCairns

SEA Seattle/Tacoma Intl - CNS Cairns

SEACNS

Seattle/Tacoma Intl

Thu 5/11

11:55-04:35

1 stop22h 40m

Cairns

Thu 12/11

11:45-23:13

2 stops29h 28m

$2,449

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Best price found	$871
Fastest flight time	24h 36m
Direct flights	None

The best one-way flight to Cairns from Seattle in the past 72 hours is $871. The best return flight deal from Seattle to Cairns found on momondo in the last 72 hours is $1,538.

The fastest flight from Seattle to Cairns takes 24h 36m

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?
There are 11518.9 km between Seattle/Tacoma Intl and Cairns. By plane, this route typically takes 24h 36m.
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.

Frequently asked questions about flying from Seattle to Cairns

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.

Port Douglas

Palm Cove

Mission Beach

Trinity 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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 22/10

Thu 29/10

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia

Nearby airports

Cabin classes

Other Australia destinations

Complete your trip

Feeling lucky

Cheap flights from Seattle to Cairns from $871

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 10/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Seattle to Cairns

Cheap return flights

Cheap one-way flights

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Cairns that are best for you.

When to book flights from Seattle to Cairns

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

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Cairns

Frequently asked questions about flying from Seattle to Cairns

Travelling to a place near Cairns?

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing Queensland

Cabin classes currently available on flights to Cairns

List of cabin classes available on flights landing in Cairns. Availability may vary depending on flight origin and airline.

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo

Complete your trip to Cairns

Explore popular destinations other users love

According to popular flight searches on momondo this year