When did momondo last update prices for flights from Cairns Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Cairns Airport to Seattle/Tacoma Intl Airport were last updated today.

How old do you have to be to fly from Cairns Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Cairns Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,548 Cheap Flights from Cairns to Seattle in 2025/26

1 adult

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CNS

SEA

18534 kmmulti-stop

SEA

CNS

18534 kmmulti-stop

Multiple Airlines

How to get the cheapest flight ticket from Cairns to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is in the morning. momondo users have found flights departing from Cairns to Seattle in the morning for as low as $1,468. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seattle is in the afternoon when prices are around $2,143.

When to book flights from Cairns to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Cairns to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Cairns to Seattle (CNS to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cairns to Seattle

Fastest flight time	41h 56m
Direct flights	None

The fastest flight from Cairns to Seattle takes 41h 56m

There are no direct flights from Cairns to Seattle. There are no popular flight routes from Cairns to Seattle.

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How far is Cairns to Seattle/Tacoma Intl by plane?
Cairns and Seattle/Tacoma Intl are 11518.9 km apart from one another.
When did momondo last update prices for flights from Cairns Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Cairns Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Cairns Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Cairns Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Leavenworth

SeaTac

Why use momondo?

Why should I use momondo to find a flight deal from Cairns to Seattle?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Cairns.

Can I find flights from Cairns to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Cairns to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Cairns to Seattle?

Once you have performed a search for Cairns to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Cairns to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Cairns to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.