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Cheap flights from Cairns to Seattle from $826

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 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SEA
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap 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 17 September 2025.

Round-trip from

$1,629

One-way from

$826
Air Canada
  • Air Canada
  • 11/3-15/3
  • 4 total stops
  • 70h 26m total
  • Cairns to Seattle
Search Deals
20/11
  • 20/11
  • 2 total stops
  • 24h 22m total
  • Cairns to Seattle
Search Deals

Find 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 17 September 2025.

Thu 30/1012:40CNS - SEA
2 stops24h 55mMultiple Airlines
Thu 6/1114:59SEA - CNS
2 stops26h 36mMultiple Airlines
Deal found 15/9$1,686
Thu 30/1017:35CNS - SEA
3 stops42h 41mAir New Zealand
Thu 6/1113:20SEA - CNS
3 stops30h 45mAir New Zealand
Deal found 15/9$2,841

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Cairns to Seattle that are best for you.

Fly from

Cairns

Fly to

Seattle

Route

Depart

Return

Price

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 11/3

15:45-15:01

2 stops40h 16m

Seattle/Tacoma Intl

Sun 15/3

20:00-14:55

2 stops25h 55m

$1,629

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Thu 30/10

12:40-20:35

2 stops24h 55m

Seattle/Tacoma Intl

Thu 6/11

14:59-11:35

2 stops26h 36m

$1,686

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Thu 30/10

17:35-19:16

3 stops42h 41m

Seattle/Tacoma Intl

Thu 6/11

13:20-14:05

3 stops30h 45m

$2,841

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Thu 20/11

12:35-18:57

2 stops24h 22m

$826

Flights are sorted by cheapest return flights first.

Deals found on 15/9

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 return 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 Cairns to Seattle

What is the cheapest time of day to fly from CNS to SEA?

Find hourly flight availability from Cairns to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

When flying from Cairns to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 32% versus a flight at midday.

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.

  • How long is the flight from Cairns to Seattle?

    Departing from Cairns to Seattle will take you 40h 16m. The distance between Cairns and Seattle is about 11516 km.

  • 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 holiday 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.

  • What is the cheapest month to book a flight from Cairns to Seattle?

    Currently, March is the cheapest month in which you can book a flight from Cairns to Seattle (average of $875). Flying from Cairns to Seattle in December is currently the most expensive (average of $1,297). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Ocean Shores

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How does Cheapflights help users find flights from Cairns to Seattle?

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Why should you use Cheapflights to find cheap flight tickets from Cairns to Seattle?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Cairns to Seattle for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Cairns to Seattle with no change fees?

Need flexible booking options for your flight to Seattle from Cairns? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Cairns to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Cairns today and book when prices fit your budget.

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