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$580+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SEA
Jul 26 — Aug 21
Sun 7/26
Sun 8/2
1 adult, Economy
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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 June 26, 2026.

This Qantas Airways deal was found by Cheapflights users on 6/22. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/291:55 pm
CNS
-
SEA
2 stops25h 03m
Multiple Airlines
Fri 8/75:02 pm
SEA
-
CNS
2 stops24h 33m
Multiple Airlines
Deal found 6/22$1,117
This Aunt Betty deal was found by Cheapflights users on 6/22. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/294:55 pm
CNS
-
SEA
3 stops46h 05m
Virgin Australia
Fri 8/75:04 pm
SEA
-
CNS
2 stops26h 56m
Virgin Australia
Deal found 6/22$1,355
This Trip.com deal was found by Cheapflights users on 6/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:15 pm
CNS
-
SEA
1 stop31h 30m
Singapore Airlines
Fri 8/710:15 am
SEA
-
CNS
1 stop37h 45m
Singapore Airlines
Deal found 6/22$1,693

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 June 26, 2026.

Round-trip from

$1,117
(Qantas Airways)

One-way from

$580
(Kiwi.com)
From Cairns to Seattle/Tacoma Intl
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One-way flight from Cairns to Seattle/Tacoma Intl
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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 June 26, 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

Wed 7/29

1:55 pm-9:58 pm

2 stops25h 03m

Seattle/Tacoma Intl

Fri 8/7

5:02 pm-10:35 am

2 stops24h 33m

$1,117
Cheapest one-way

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Sat 8/1

12:40 pm-9:17 am

3 stops37h 37m

$580

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Tue 7/14

1:40 pm-7:03 pm

3 stops46h 23m

$865
Quickest one-way

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Tue 7/14

6:00 am-8:56 pm

3 stops31h 56m

$876

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Fri 7/10

9:00 pm-9:03 pm

2 stops41h 03m

$906

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Fri 7/10

11:40 am-11:15 am

1 stop40h 35m

$1,144

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Fri 7/24

12:30 pm-8:37 pm

3 stops49h 07m

$2,386

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 7/27

11:40 am-7:11 pm

3 stops48h 31m

$2,430

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Sat 7/25

11:40 am-11:59 pm

3 stops53h 19m

$2,453

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 7/29

11:40 am-8:05 pm

3 stops49h 25m

$2,573

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

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
Lacey
Leavenworth
Olympia
Ocean Shores
Renton
Edmonds
Snoqualmie
Tumwater
Tukwila
Kent
Lynnwood
Ellensburg
Fife
Marysville
Lakewood
Issaquah
Shoreline
Centralia

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