$1,646+ Cheap flights from Cairns (CNS) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SEA
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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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
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Cheapest flights from Cairns to SeattleExplore 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 September 15, 2026.
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 September 15, 2026.
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/297:50 pm -
2 stops33h 04m
Fri 4/305:55 pm -
2 stops26h 05m
Deal found 9/13![Multiple Airlines logo]()
$1,646
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3112:05 pm -
2 stops40h 49m
Fri 4/302:30 pm -
2 stops29h 30m
Deal found 9/13![Multiple Airlines logo]()
$1,753
This Virgin Australia deal was found by Cheapflights users on 9/13. 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 Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2911:45 am -
3 stops46h 47m
Fri 4/307:32 pm -
3 stops27h 38m
Deal found 9/13![Virgin Australia logo]()
$2,198
This Aunt Betty deal was found by Cheapflights users on 9/13. 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.
Thu 12/316:20 pm -
1 stop30h 45m
Fri 4/3010:15 am -
1 stop37h 50m
Deal found 9/13![Singapore Airlines logo]()
$2,275
This Trip.com deal was found by Cheapflights users on 9/13. 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.
Tue 12/296:20 pm -
1 stop30h 45m
Fri 4/3010:15 am -
1 stop37h 50m
Deal found 9/13![Singapore Airlines logo]()
$2,404
Best flights from Cairns to SeattleDiscover carefully curated flight deals from Cairns to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Cairns to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3112:05 pm -
2 stops40h 49m
Fri 4/302:30 pm -
2 stops29h 30m
Deal found 9/13![Multiple Airlines logo]()
$1,753
This Virgin Australia deal was found by Cheapflights users on 9/13. 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 Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2911:45 am -
3 stops46h 47m
Fri 4/307:32 pm -
3 stops27h 38m
Deal found 9/13![Virgin Australia logo]()
$2,198
This Aunt Betty deal was found by Cheapflights users on 9/13. 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.
Thu 12/316:20 pm -
1 stop30h 45m
Fri 4/3010:15 am -
1 stop37h 50m
Deal found 9/13![Singapore Airlines logo]()
$2,275
This Qantas Airways deal was found by Cheapflights users on 9/13. 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.
Tue 12/2911:40 am -
2 stops30h 00m
Fri 4/301:50 pm -
3 stops27h 45m
Deal found 9/13![Multiple Airlines logo]()
$2,053
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 September 15, 2026.
Round-trip from | $1,646 (Expedia) |
|---|
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 7,457,451 searches. Data last updated September 15, 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
Cheapest round-trip
CairnsSeattle
CNS Cairns - SEA Seattle/Tacoma Intl
CNSSEA
Cairns
Thu 12/31
12:05 pm-10:54 am
2 stops40h 49m
Seattle/Tacoma Intl
Fri 4/30
2:30 pm-1:00 pm
2 stops29h 30m
$1,753
Quickest round-trip
CairnsSeattle
CNS Cairns - SEA Seattle/Tacoma Intl
CNSSEA
Cairns
Tue 12/29
11:40 am-11:40 pm
2 stops30h 00m
Seattle/Tacoma Intl
Fri 4/30
1:50 pm-10:35 am
3 stops27h 45m
$2,053
CairnsSeattle
CNS Cairns - SEA Seattle/Tacoma Intl
CNSSEA
Cairns
Tue 12/29
11:45 am-4:32 pm
3 stops46h 47m
Seattle/Tacoma Intl
Fri 4/30
7:32 pm-4:10 pm
3 stops27h 38m
$2,198
CairnsSeattle
CNS Cairns - SEA Seattle/Tacoma Intl
CNSSEA
Cairns
Thu 12/31
6:20 pm-7:05 am
1 stop30h 45m
Seattle/Tacoma Intl
Fri 4/30
10:15 am-5:05 pm
1 stop37h 50m
$2,275
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.
CNS-SEA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
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Marysville
Ocean Shores
Lakewood
Fife
Poulsbo
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