What is the cheapest airline that flies from Cairns to Seattle/Tacoma Intl?

Air Canada, Qantas Airways, and Fiji Airways are the most popular carriers operating from Cairns to Seattle/Tacoma Intl

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.

$828 Cheap Flights from Cairns to Seattle in 2025/26

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Find the cheapest flights from Cairns to Seattle

Round-trip

One-way

Cheap return flights

06:00 - 14:31CNS-SEA

25h 31m2 stops

20:00 - 14:00SEA-CNS

24h 00m2 stops

$1,527

Find Deal

Tue, 28 Oct - Tue, 4 Nov

12:40 - 20:07CNS-SEA

24h 27m2 stops

18:50 - 11:40SEA-CNS

23h 50m2 stops

$1,604

Find Deal

Mon, 6 Oct - Tue, 28 Oct

15:45 - 15:01CNS-SEA

40h 16m2 stops

20:00 - 14:55SEA-CNS

25h 55m2 stops

$1,634Air Canada

Find Deal

Wed, 11 Mar - Sun, 15 Mar

15:35 - 23:32CNS-SEA

24h 57m3 stops

14:59 - 11:00SEA-CNS

26h 01m2 stops

$1,661

Find Deal

Tue, 28 Oct - Tue, 4 Nov

12:40 - 20:35CNS-SEA

24h 55m2 stops

14:59 - 11:35SEA-CNS

26h 36m2 stops

$1,691

Find Deal

Thu, 30 Oct - Thu, 6 Nov

18:40 - 23:01CNS-SEA

45h 21m2 stops

17:30 - 16:50SEA-CNS

30h 20m2 stops

$1,729Qantas Airways

Find Deal

Mon, 6 Oct - Mon, 27 Oct

18:40 - 23:01CNS-SEA

45h 21m2 stops

07:40 - 10:45SEA-CNS

34h 05m2 stops

$1,796Qantas Airways

Find Deal

Mon, 6 Oct - Sat, 25 Oct

06:00 - 16:24CNS-SEA

27h 24m2 stops

19:37 - 23:55SEA-CNS

35h 18m2 stops

$2,274United Airlines

Find Deal

Wed, 8 Oct - Sat, 25 Oct

06:00 - 21:15CNS-SEA

32h 15m2 stops

12:30 - 23:55SEA-CNS

42h 25m3 stops

$2,601United Airlines

Find Deal

Thu, 9 Oct - Mon, 27 Oct

06:00 - 09:21CNS-SEA

20h 21m2 stops

20:00 - 14:00SEA-CNS

25h 00m2 stops

$2,602Air Canada

Find Deal

Thu, 9 Oct - Thu, 30 Oct

Qantas Airways flights from Cairns to Seattle

Our best Qantas Airways deals on Cairns to Seattle flight tickets

Qantas Airways

6 Oct

CNS18:40Cairns

45h 21m

2 stops

SEA23:01Seattle/Tacoma Intl

27 Oct

SEA17:30Seattle/Tacoma Intl

30h 20m

2 stops

CNS16:50Cairns

$1,729

Find similar

Qantas Airways

6 Oct

CNS18:40Cairns

45h 21m

2 stops

SEA23:01Seattle/Tacoma Intl

25 Oct

SEA07:40Seattle/Tacoma Intl

34h 05m

2 stops

CNS10:45Cairns

$1,796

Find similar

Qantas Airways

3 Oct

CNS15:35Cairns

23h 01m

2 stops

SEA21:36Seattle/Tacoma Intl

27 Oct

SEA17:30Seattle/Tacoma Intl

27h 35m

2 stops

CNS14:05Cairns

$1,804

Find similar

United Airlines flights from Cairns to Seattle

Our best United Airlines deals on Cairns to Seattle flight tickets

United Airlines

8 Oct

CNS06:00Cairns

27h 24m

2 stops

SEA16:24Seattle/Tacoma Intl

25 Oct

SEA19:37Seattle/Tacoma Intl

35h 18m

2 stops

CNS23:55Cairns

$2,274

Find similar

United Airlines

9 Oct

CNS06:00Cairns

32h 15m

2 stops

SEA21:15Seattle/Tacoma Intl

27 Oct

SEA12:30Seattle/Tacoma Intl

42h 25m

3 stops

CNS23:55Cairns

$2,601

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Tue 28/10

06:00-14:31

2 stops25h 31m

Seattle/Tacoma Intl

Tue 4/11

20:00-14:00

2 stops24h 00m

$1,527

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 6/10

12:40-20:07

2 stops24h 27m

Seattle/Tacoma Intl

Tue 28/10

18:50-11:40

2 stops23h 50m

$1,604

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

$1,634

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Tue 28/10

15:35-23:32

3 stops24h 57m

Seattle/Tacoma Intl

Tue 4/11

14:59-11:00

2 stops26h 01m

$1,661

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

$1,691

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 6/10

18:40-23:01

2 stops45h 21m

Seattle/Tacoma Intl

Mon 27/10

17:30-16:50

2 stops30h 20m

$1,729

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Mon 6/10

18:40-23:01

2 stops45h 21m

Seattle/Tacoma Intl

Sat 25/10

07:40-10:45

2 stops34h 05m

$1,796

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 8/10

06:00-16:24

2 stops27h 24m

Seattle/Tacoma Intl

Sat 25/10

19:37-23:55

2 stops35h 18m

$2,274

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Thu 9/10

06:00-21:15

2 stops32h 15m

Seattle/Tacoma Intl

Mon 27/10

12:30-23:55

3 stops42h 25m

$2,601

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Thu 9/10

06:00-09:21

2 stops20h 21m

Seattle/Tacoma Intl

Thu 30/10

20:00-14:00

2 stops25h 00m

$2,602

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted 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

Prices

Airlines

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 $1,465. 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 $2,139.

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 21m 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.