HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$514+ Cheap flights from Cairns (CNS) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SEA
May 24 — May 311
Sun 5/24
Sun 5/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Cairns to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Cairns to Seattle

Cheapest flights from Cairns to Seattle
Explore the most affordable flight options available from Cairns to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.

This Air Canada deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am
CNS
-
SEA
2 stops33h 56m
Air Canada
Mon 11/167:05 pm
SEA
-
CNS
2 stops25h 50m
Air Canada
Deal found 4/23$1,388
This Air Canada deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am
CNS
-
SEA
2 stops26h 31m
Air Canada
Sat 11/2110:35 am
SEA
-
CNS
2 stops34h 20m
Air Canada
Deal found 4/22$1,441
This Air Canada deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:10 pm
CNS
-
SEA
2 stops31h 55m
Multiple Airlines
Mon 6/157:20 pm
SEA
-
CNS
2 stops25h 20m
Multiple Airlines
Deal found 4/24$1,614

Find flight deals from Cairns to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Cairns (CNS) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 24, 2026.

Round-trip from

$1,614
(Air Canada)

One-way from

$514
(Kiwi.com)
From Cairns to Seattle/Tacoma Intl
Search Deals
One-way flight from Cairns to Seattle/Tacoma Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cairns to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2026.
Use the filters below to find and compare flights from Cairns to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 6/8

9:25 am-9:07 pm

3 stops28h 42m

Seattle/Tacoma Intl

Mon 6/15

2:40 pm-12:55 pm

2 stops29h 15m

$1,898
Cheapest one-way

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 5/25

9:40 pm-1:57 pm

2 stops33h 17m

$840
Quickest one-way

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Tue 5/26

6:00 am-2:30 pm

2 stops25h 30m

$876

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 5/25

6:20 pm-1:03 pm

2 stops59h 43m

$918

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Tue 5/26

9:10 am-8:57 am

3 stops40h 47m

$951

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 5/27

11:40 am-11:15 am

1 stop40h 35m

$970

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Fri 5/22

6:15 pm-8:45 am

1 stop31h 30m

$2,309

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/20

Sorted by cheapest first

Best time to book a flight from Cairns to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Cairns with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Cairns to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Cairns to Seattle that include hotel bookings?

    Yes. In addition to deals on Cairns to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cairns to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cairns to Seattle.

  • Can I find deals for business class flights from Cairns to Seattle?

    Yes. Cheapflights offers flight deals from Cairns to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Leavenworth
Snoqualmie
Kent
Tumwater
Tukwila
Puyallup
Renton
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cairns to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Brisbane to Seattle flights
Brisbane to Portland flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.