C$1,337 Cheap Flights from Cairns (CNS) to Seattle (SEAA)

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Flight deals from Cairns to Seattle

Looking for a cheap last-minute deal or the best return flight from Cairns to Seattle? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Cairns to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cairns to Seattle flights are currently cheapest in May.

Cairns to Seattle: Flight information

The things to know before you go.
Cheapest flight foundC$1,337
Cheapest month to flyMay

Finding cheap flights from Cairns to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Cairns to Seattle is C$2,105. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cairns to Seattle. But we found flights with one or more stops from C$2,105.
As of April 2026, there are no flights flying from Cairns to Seattle.
The cheapest month to fly from Cairns to Seattle is usually August.
If you're flying from Cairns Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from C$2,105.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cairns Airport to Seattle on Wednesday, August 19, 2026.
No airlines currently offer direct flights between Cairns Airport and Seattle. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 8°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, Singapore Airlines offers the cheapest flight tickets to Seattle.

Flying from Cairns Airport (CNS) to Seattle: what you need to know

  • The timezone in Seattle is UTC-7. The city is 17 hours behind Cairns, where Cairns Airport is located.

  • Leave plenty of time to get on your flight from CNS to Seattle. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.

  • Be prepared for longer queues in popular months like July and other peak seasons. Arriving up to four hours in advance for an international flight and two hours for a domestic departure will help ensure a smooth travel experience.

  • Whether you'd prefer to discover a new place on the way or just have a break, we make it a breeze to book a flight with a stopover. To compare your options, deselect 'Direct flights only.' Changi International Airport (SIN) is a stop you can make on your flight from CNS to Seattle.

  • You will need an ETA for United States if you have a passport from Australia and are travelling for tourism purposes. Visa and travel documentation requirements can change. So before you book your cheap ticket from Cairns Airport to Seattle, check with your airline and your destination country's local embassy or consulate for up-to-date information.

  • Located around 6 kilometres from the centre of Cairns, CNS can be reached in about 10 minutes by car (depending on traffic). The journey on public transport will take roughly 1 hour and 26 minutes.

  • Want a leisurely start to your trip? Stay near CNS. Whether you're catching an early flight from Cairns Airport to Seattle or want to avoid feeling rushed, these hotels are the answer:

How to find the cheapest flights from Cairns Airport (CNS) to Seattle

  • C$1,337 is the lowest price for a one-way ticket from Cairns Airport to Seattle. Return flights start from C$2,105. These fares can change based on demand and availability.

  • Don't leave things to the last moment. You're more likely to get cheap tickets from CNS to Seattle if you book ahead. Airlines often have some excellent early bird discounts.

  • The 'Whole month' tool shows you the cheapest tickets from Cairns Airport to Seattle throughout the month. It's an easy way to find a bargain if your travel dates are flexible.

  • Sign into your online account or use the app to create a Price Alert. We'll notify you right away if there's a cheaper deal on this route. It's simple to do, and it'll save you from searching for cheap tickets from CNS to Seattle every day.

  • Take advantage of the filters to find your ideal trip. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Cairns Airport to Seattle, use the 'Sort by' function. You can also filter results by departure and arrival times, airline, and number of stops.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) is around 23 kilometres from central Seattle. With a cab or in your own car rental, the drive is about 18 minutes.

  • Travelling to the centre on public transport typically takes 54 minutes.

  • Book a hotel close to SEA if you're catching a late flight from Cairns Airport to Seattle. Pick one of these accommodation options and avoid the hassle of a long transfer:

Lake Union Sea Plane Base Airport (LKE)

Best time to go to Seattle

  • It's time to work out your dates for your flight from Cairns Airport to Seattle. July is the most popular month to visit Seattle. If you want a quieter vibe, go in May.

  • Lock in your flight from Cairns Airport to Seattle for August to visit the city during its warmest month. You can expect temperatures to range from 12ºC to 28ºC.

  • If you want cooler conditions, lock in a cheap flight from CNS to Seattle in February when temperatures average between -1ºC and 11ºC.

More about Seattle

Complete your Seattle trip with a car rental

  • Pick one of our car rentals in Seattle and see the sights at your own pace. Easily compare rates in one place to find the perfect ride after booking your hotel and cheap flights from Cairns Airport to Seattle.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.