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.

$1,829 Cheap Flights from Cairns to Seattle in 2025/26

1 adult

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Find the cheapest flights from Cairns to Seattle

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Cheap return flights

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06:00 - 09:31CNS-SEA

20h 31m2 stops

15:40 - 14:55SEA-CNS

30h 15m2 stops

$2,320Air Canada

Find Deal

Wed, 11 Mar - Sun, 15 Mar

06:00 - 19:16CNS-SEA

30h 16m2 stops

20:00 - 14:55SEA-CNS

25h 55m2 stops

$2,331Air Canada

Find Deal

Wed, 11 Mar - Sun, 15 Mar

06:00 - 15:01CNS-SEA

26h 01m2 stops

15:40 - 14:55SEA-CNS

30h 15m2 stops

$2,337Air Canada

Find Deal

Wed, 11 Mar - Sun, 15 Mar

Air Canada flights from Cairns to Seattle

Our best Air Canada deals on Cairns to Seattle flight tickets

Air Canada

11 Mar

CNS06:00Cairns

20h 31m

2 stops

SEA09:31Seattle/Tacoma Intl

15 Mar

SEA15:40Seattle/Tacoma Intl

30h 15m

2 stops

CNS14:55Cairns

$2,320

Find similar

Air Canada

11 Mar

CNS06:00Cairns

30h 16m

2 stops

SEA19:16Seattle/Tacoma Intl

15 Mar

SEA20:00Seattle/Tacoma Intl

25h 55m

2 stops

CNS14:55Cairns

$2,331

Find similar

Air Canada

11 Mar

CNS06:00Cairns

26h 01m

2 stops

SEA15:01Seattle/Tacoma Intl

15 Mar

SEA15:40Seattle/Tacoma Intl

30h 15m

2 stops

CNS14:55Cairns

$2,337

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 11/3

06:00-09:31

2 stops20h 31m

Seattle/Tacoma Intl

Sun 15/3

15:40-14:55

2 stops30h 15m

$2,320

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 11/3

06:00-19:16

2 stops30h 16m

Seattle/Tacoma Intl

Sun 15/3

20:00-14:55

2 stops25h 55m

$2,331

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 11/3

06:00-15:01

2 stops26h 01m

Seattle/Tacoma Intl

Sun 15/3

15:40-14:55

2 stops30h 15m

$2,337

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 $1,484. 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 $2,166.

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

Direct flights	None

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. Typically, this will take 20h 31m by plane in normal conditions.
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.