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$3,506+ Cheap flights from Washington to Cairns (CNS)

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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CNS
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Washington to Cairns

Cheapest flights from Washington to Cairns
Explore the most affordable flight options available from Washington to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/179:05 amSEA - CNS
2 stops40h 00mUnited Airlines
Wed 12/246:00 amCNS - SEA
2 stops30h 45mUnited Airlines
Deal found 11/2$3,506
This oojo deal was found by Cheapflights users on 11/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amSEA - CNS
2 stops35h 00mQantas Airways
Sat 1/103:50 pmCNS - SEA
2 stops45h 32mQantas Airways
Deal found 11/2$6,264
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 12/303:40 pmSEA - CNS
1 stop42h 55mMultiple Airlines
Sat 1/107:15 pmCNS - SEA
2 stops40h 55mMultiple Airlines
Deal found 11/1$6,460
This Expedia deal was found by Cheapflights users on 11/3. 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.
Mon 11/36:20 amSEA - CNS
2 stops37h 30mMultiple Airlines
Mon 11/109:05 amCNS - SEA
2 stops27h 06mMultiple Airlines
Deal found 11/3$8,179

Cheap flight deals from Washington to Cairns

Keep the following information in mind while searching for Washington to Cairns flight deals. Data was last updated November 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$1,689
(United 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 Washington to Cairns
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 November 3, 2025.
Use the filters below to find and compare flights from Washington to Cairns that are best for you.

Fly from

Washington

Fly to

Cairns

Route

Depart

Return

Price

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Wed 12/17

9:05 am-7:05 pm

2 stops40h 00m

Cairns

Wed 12/24

6:00 am-6:45 pm

2 stops30h 45m

$3,506

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 12/30

6:00 am-11:00 am

2 stops35h 00m

Cairns

Sat 1/10

3:50 pm-7:22 pm

2 stops45h 32m

$6,264

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 12/30

3:40 pm-4:35 am

1 stop42h 55m

Cairns

Sat 1/10

9:45 am-6:10 pm

3 stops50h 25m

$6,548

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Best time to book a flight from Washington to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Washington to Cairns
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Cairns from Washington?

    Cairns (CNS), located 2.8 mi from the city center, is the airport you fly into when you book flights from Washington to Cairns.

  • How long is the flight from State of Washington to Cairns?

    For as low as $6,264, United Airlines can have you in Cairns from State of Washington in 35h. The distance from State of Washington to Cairns is about 7156 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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.

See more FAQs

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