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Cairns

$560+ Cheap flights from Seattle (SEA) to Cairns (CNS)

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CNS
Aug 9 — Aug 161
Sun 8/9
Sun 8/16
1 adult, Economy
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Cheap flight deals from Seattle to Cairns

Cheapest flights from Seattle to Cairns
Explore the most affordable flight options available from Seattle to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 10, 2026.

This FlightHub deal was found by Cheapflights users on 7/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:10 pm
SEA
-
CNS
2 stops25h 40m
Qantas Airways
Thu 8/131:55 pm
CNS
-
SEA
2 stops25h 03m
Qantas Airways
Deal found 7/8$1,339
This Expedia deal was found by Cheapflights users on 7/9. 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 8/711:15 am
SEA
-
CNS
2 stops30h 20m
Multiple Airlines
Thu 8/137:10 pm
CNS
-
SEA
2 stops42h 46m
Multiple Airlines
Deal found 7/9$1,342
This Expedia deal was found by Cheapflights users on 7/8. 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.
Sat 7/186:36 pm
SEA
-
CNS
2 stops24h 04m
Multiple Airlines
Thu 7/3012:40 pm
CNS
-
SEA
2 stops27h 25m
Multiple Airlines
Deal found 7/8$2,108
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:30 pm
SEA
-
CNS
1 stop22h 00m
Multiple Airlines
Thu 8/133:35 pm
CNS
-
SEA
2 stops22h 59m
Multiple Airlines
Deal found 7/8$2,177

Find flight deals from Seattle to Cairns

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Cairns (CNS). 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 July 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,339
(FlightHub)

One-way from

$560
(American Airlines)
Provider with most accurate pricing for Seattle/Tacoma Intl-Cairns flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Cairns flights.
Search Deals
From Seattle/Tacoma Intl to Cairns
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One-way flight from Seattle/Tacoma Intl to Cairns
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Cairns 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 July 10, 2026.
Use the filters below to find and compare flights from Seattle to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 8/7

11:15 am-10:35 am

2 stops30h 20m

Cairns

Thu 8/13

7:10 pm-8:56 pm

2 stops42h 46m

$1,342

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 8/11

6:16 pm-1:45 pm

2 stops26h 29m

Cairns

Thu 8/13

3:45 pm-8:56 pm

3 stops46h 11m

$2,012
Quickest round-trip

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 8/11

1:30 pm-4:30 am

1 stop22h 00m

Cairns

Thu 8/13

3:35 pm-9:34 pm

2 stops22h 59m

$2,177

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sat 8/8

10:15 am-5:00 pm

1 stop37h 45m

Cairns

Fri 8/14

3:35 pm-9:34 pm

2 stops22h 59m

$2,392
Cheapest one-way

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 8/19

5:02 pm-12:55 pm

2 stops26h 53m

$560

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 8/28

10:34 am-4:30 am

2 stops48h 56m

$591

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Thu 8/27

10:34 am-4:30 am

2 stops48h 56m

$606

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 8/19

5:20 pm-4:55 pm

3 stops30h 35m

$1,092
Quickest one-way

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 8/19

1:25 pm-4:30 am

1 stop22h 05m

$7,341

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

Sorted by cheapest first

Compare providers for flights from Seattle to Cairns

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Cairns in July.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Cairns flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Cairns flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Cairns flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Cairns flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Cairns flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from Seattle 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 Seattle to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Cairns?

    There are many flights that can get you from Seattle to Cairns in 26h 29m. Fly via Qantas Airways to get the fastest option. Seattle and Cairns are separated by a distance of 7156 mi.

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

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

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

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

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

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

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