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

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

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

Prices for flights from Cairns Airport to Seattle/Tacoma Intl Airport were last updated today.

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

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,104 Cheap Flights from Cairns to Seattle in 2026/27

Find the cheapest flights from Cairns to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 3:54 pmCNS Cairns-SEA Seattle/Tacoma Intl

27h 54m2 stops Brisbane Los Angeles Los Angeles

12:47 pm - 2:55 pmSEA Seattle/Tacoma Intl-CNS Cairns

32h 08m2 stops Dallas/Fort Worth Brisbane

$1,104Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

6:00 am - 2:12 pmCNS Cairns-SEA Seattle/Tacoma Intl

26h 12m2 stops Brisbane Los Angeles Los Angeles

3:59 pm - 11:50 amSEA Seattle/Tacoma Intl-CNS Cairns

25h 51m2 stops Los Angeles Los Angeles Sydney Kingsford Smith

$1,126Qantas Airways

Tue, Nov 3 - Tue, Nov 10

9:15 am - 2:12 pmCNS Cairns-SEA Seattle/Tacoma Intl

22h 57m2 stops Brisbane Los Angeles Los Angeles

1:35 pm - 11:50 amSEA Seattle/Tacoma Intl-CNS Cairns

28h 15m2 stops Los Angeles Los Angeles Sydney Kingsford Smith

$1,134Qantas Airways

Tue, Nov 3 - Tue, Nov 10

6:40 am - 7:44 pmCNS Cairns-SEA Seattle/Tacoma Intl

30h 04m2 stops Sydney Kingsford Smith Dallas/Fort Worth

7:30 am - 2:55 pmSEA Seattle/Tacoma Intl-CNS Cairns

37h 25m2 stops Dallas/Fort Worth Brisbane

$1,199Qantas Airways

Sat, Oct 31 - Sat, Nov 7

6:35 am - 2:12 pmCNS Cairns-SEA Seattle/Tacoma Intl

25h 37m3 stops Townsville Brisbane Los Angeles Los Angeles

3:59 pm - 11:50 amSEA Seattle/Tacoma Intl-CNS Cairns

25h 51m2 stops Los Angeles Los Angeles Sydney Kingsford Smith

$1,432Qantas Airways

Tue, Nov 3 - Tue, Nov 10

6:35 am - 2:12 pmCNS Cairns-SEA Seattle/Tacoma Intl

25h 37m3 stops Townsville Brisbane Los Angeles Los Angeles

1:35 pm - 11:50 amSEA Seattle/Tacoma Intl-CNS Cairns

28h 15m2 stops Los Angeles Los Angeles Sydney Kingsford Smith

$1,435Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

9:15 am - 5:21 pmCNS Cairns-SEA Seattle/Tacoma Intl

26h 06m3 stops Brisbane Los Angeles Los Angeles San Francisco

3:59 pm - 11:50 amSEA Seattle/Tacoma Intl-CNS Cairns

25h 51m2 stops Los Angeles Los Angeles Sydney Kingsford Smith

$1,624Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

6:40 am - 7:05 amCNS Cairns-SEA Seattle/Tacoma Intl

42h 25m2 stops Sydney Kingsford Smith Singapore Changi

11:55 am - 4:35 amSEA Seattle/Tacoma Intl-CNS Cairns

22h 40m1 stop Tokyo Narita

$1,686Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

6:40 am - 7:05 amCNS Cairns-SEA Seattle/Tacoma Intl

42h 25m2 stops Sydney Kingsford Smith Singapore Changi

11:55 am - 4:35 amSEA Seattle/Tacoma Intl-CNS Cairns

22h 40m1 stop Tokyo Narita

$1,693Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

5:25 pm - 8:45 amCNS Cairns-SEA Seattle/Tacoma Intl

33h 20m2 stops Brisbane Hong Kong Intl

11:55 am - 4:35 amSEA Seattle/Tacoma Intl-CNS Cairns

22h 40m1 stop Tokyo Narita

$1,734Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

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Qantas Airways flights from Cairns to Seattle

Our best Qantas Airways deals on Cairns to Seattle flight tickets

Qantas Airways

Nov 3

CNS6:00 amCairns

26h 12m

2 stops

SEA2:12 pmSeattle/Tacoma Intl

Nov 10

SEA3:59 pmSeattle/Tacoma Intl

25h 51m

2 stops

CNS11:50 amCairns

$1,126

Qantas Airways

Nov 3

CNS9:15 amCairns

22h 57m

2 stops

SEA2:12 pmSeattle/Tacoma Intl

Nov 10

SEA1:35 pmSeattle/Tacoma Intl

28h 15m

2 stops

CNS11:50 amCairns

$1,134

Qantas Airways

Oct 31

CNS6:40 amCairns

30h 04m

2 stops

SEA7:44 pmSeattle/Tacoma Intl

Nov 7

SEA7:30 amSeattle/Tacoma Intl

37h 25m

2 stops

CNS2:55 pmCairns

$1,199

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

6:00 am-3:54 pm

2 stops27h 54m

Seattle/Tacoma Intl

Tue 11/10

12:47 pm-2:55 pm

2 stops32h 08m

$1,104

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

6:00 am-2:12 pm

2 stops26h 12m

Seattle/Tacoma Intl

Tue 11/10

3:59 pm-11:50 am

2 stops25h 51m

$1,126

Quickest round-trip

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

9:15 am-2:12 pm

2 stops22h 57m

Seattle/Tacoma Intl

Tue 11/10

1:35 pm-11:50 am

2 stops28h 15m

$1,134

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Sat 10/31

6:40 am-7:44 pm

2 stops30h 04m

Seattle/Tacoma Intl

Sat 11/7

7:30 am-2:55 pm

2 stops37h 25m

$1,199

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

6:35 am-2:12 pm

3 stops25h 37m

Seattle/Tacoma Intl

Tue 11/10

3:59 pm-11:50 am

2 stops25h 51m

$1,432

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

6:35 am-2:12 pm

3 stops25h 37m

Seattle/Tacoma Intl

Tue 11/10

1:35 pm-11:50 am

2 stops28h 15m

$1,435

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

9:15 am-5:21 pm

3 stops26h 06m

Seattle/Tacoma Intl

Tue 11/10

3:59 pm-11:50 am

2 stops25h 51m

$1,624

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

6:40 am-7:05 am

2 stops42h 25m

Seattle/Tacoma Intl

Tue 11/10

11:55 am-4:35 am

1 stop22h 40m

$1,686

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

6:40 am-7:05 am

2 stops42h 25m

Seattle/Tacoma Intl

Tue 11/10

11:55 am-4:35 am

1 stop22h 40m

$1,693

CairnsSeattle

CNS Cairns - SEA Seattle/Tacoma Intl

CNSSEA

Cairns

Tue 11/3

5:25 pm-8:45 am

2 stops33h 20m

Seattle/Tacoma Intl

Tue 11/10

11:55 am-4:35 am

1 stop22h 40m

$1,734

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Cairns to Seattle

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

Estimated round-trip price

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

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

Best Price Found	$1,104
Fastest flight time	22h 57m
Direct flights	None

The best flight deal from Cairns to Seattle found on momondo in the last 72 hours is $1,104

The fastest flight from Cairns to Seattle takes 22h 57m

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

Search flight deals

Frequently asked questions about flying from Cairns to Seattle

How far is Cairns to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 7157.5 mi away from Cairns. 22h 57m is a normal flight duration for this route.
When did momondo last update prices for flights from Cairns Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Cairns Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Cairns Airport to Seattle/Tacoma Intl 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 layovers 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 Cairns Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Cairns to Seattle

How do I get Price Alerts for flights from Cairns to Seattle?
Price Alerts will notify you by email when the price for flights to Seattle from Cairns 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 Cairns to Seattle with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Kent

Redmond

Lakewood

Federal Way

Fife

Tukwila

Puyallup

Lynnwood

Cle Elum

Marysville

Lacey

Centralia

Kirkland

Shoreline

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cairns to Seattle for you.

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

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

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

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

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

Yes momondo offers price alerts on flights to Seattle from Cairns. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.