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$1,023+ 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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SEA
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 March 10, 2026.

This BYOjet deal was found by Cheapflights users on 3/7. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/812:40 pm
CNS
-
SEA
2 stops23h 36m
Multiple Airlines
Tue 9/155:55 pm
SEA
-
CNS
2 stops24h 45m
Multiple Airlines
Deal found 3/7$1,023
This Qantas Airways deal was found by Cheapflights users on 3/6. 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.
Thu 5/143:45 pm
CNS
-
SEA
2 stops24h 13m
Multiple Airlines
Sat 6/132:40 pm
SEA
-
CNS
2 stops28h 10m
Multiple Airlines
Deal found 3/6$1,053
This Expedia deal was found by Cheapflights users on 3/10. 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.
Fri 4/2412:10 pm
CNS
-
SEA
2 stops34h 50m
Multiple Airlines
Fri 5/18:00 am
SEA
-
CNS
2 stops34h 25m
Multiple Airlines
Deal found 3/10$1,211
This BYOjet deal was found by Cheapflights users on 3/7. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:00 am
CNS
-
SEA
3 stops32h 59m
Air New Zealand
Tue 9/156:29 am
SEA
-
CNS
2 stops35h 16m
Air New Zealand
Deal found 3/7$1,292
This Qantas Airways deal was found by Cheapflights users on 3/5. 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 11/411:50 am
CNS
-
SEA
2 stops48h 13m
Qantas Airways
Sun 11/86:05 am
SEA
-
CNS
2 stops46h 20m
Qantas Airways
Deal found 3/5$1,305
This Jetabroad deal was found by Cheapflights users on 3/10. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:00 am
CNS
-
SEA
3 stops31h 57m
Air New Zealand
Fri 5/12:55 pm
SEA
-
CNS
3 stops34h 15m
Air New Zealand
Deal found 3/10$1,350
This BYOjet deal was found by Cheapflights users on 3/7. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:15 pm
CNS
-
SEA
1 stop31h 30m
Singapore Airlines
Tue 9/1510:15 am
SEA
-
CNS
1 stop61h 45m
Singapore Airlines
Deal found 3/7$1,389
This Trip.com deal was found by Cheapflights users on 3/10. 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.
Fri 4/246:15 pm
CNS
-
SEA
1 stop31h 30m
Singapore Airlines
Fri 5/110:15 am
SEA
-
CNS
1 stop37h 45m
Singapore Airlines
Deal found 3/10$1,410

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 March 10, 2026.

Round-trip from

$1,023
(BYOjet)
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 March 10, 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

12:40 pm-7:16 pm

2 stops23h 36m

Seattle/Tacoma Intl

Tue 9/15

5:55 pm-11:40 am

2 stops24h 45m

$1,023

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Thu 5/14

3:45 pm-10:58 pm

2 stops24h 13m

Seattle/Tacoma Intl

Sat 6/13

2:40 pm-11:50 am

2 stops28h 10m

$1,053

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 6/8

6:15 pm-8:45 am

1 stop31h 30m

Seattle/Tacoma Intl

Tue 9/15

10:15 am-5:00 pm

1 stop61h 45m

$1,389

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Fri 4/24

6:15 pm-8:45 am

1 stop31h 30m

Seattle/Tacoma Intl

Fri 5/1

10:15 am-5:00 pm

1 stop37h 45m

$1,410

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

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
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Chehalis

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