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Cheap flights from Seattle to Cairns from $1,404

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Cairns departing on 5/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:28 pm - 1:40 pm
SEA
-
CNS
27h 12m
2 stops
Multiple Airlines Logo
6:45 am - 10:44 pm
CNS
-
SEA
32h 59m
2 stops
$1,404Multiple Airlines
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
8:50 pm - 9:20 am
SEA
-
CNS
43h 30m
2 stops
Multiple Airlines Logo
10:15 am - 9:34 pm
CNS
-
SEA
28h 19m
2 stops
$1,557Multiple Airlines
Tue, Jun 9 - Thu, Jun 18
United Airlines Logo
6:51 pm - 2:55 pm
SEA
-
CNS
27h 04m
2 stops
United Airlines Logo
6:00 am - 12:20 pm
CNS
-
SEA
23h 20m
2 stops
$1,601United Airlines
Sun, Oct 11 - Sat, Oct 24
United Airlines Logo
6:51 pm - 2:55 pm
SEA
-
CNS
27h 04m
2 stops
United Airlines Logo
6:00 am - 12:20 pm
CNS
-
SEA
23h 20m
2 stops
$1,602United Airlines
Sun, Oct 11 - Sat, Oct 24
Multiple Airlines Logo
2:25 pm - 11:50 am
SEA
-
CNS
28h 25m
2 stops
Multiple Airlines Logo
5:40 pm - 11:01 am
CNS
-
SEA
34h 21m
3 stops
$1,629Multiple Airlines
Tue, May 26 - Tue, Jun 2
Qantas Airways Logo
2:40 pm - 12:55 pm
SEA
-
CNS
29h 15m
2 stops
Qantas Airways Logo
1:40 pm - 9:45 pm
CNS
-
SEA
49h 05m
2 stops
$1,685Qantas Airways
Tue, Jun 9 - Thu, Jun 18
Multiple Airlines Logo
9:02 am - 4:55 pm
SEA
-
CNS
38h 53m
3 stops
Multiple Airlines Logo
5:40 pm - 11:01 am
CNS
-
SEA
34h 21m
3 stops
$1,694Multiple Airlines
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
4:15 pm - 9:20 am
SEA
-
CNS
48h 05m
2 stops
Multiple Airlines Logo
7:10 pm - 11:59 pm
CNS
-
SEA
45h 49m
2 stops
$1,727Multiple Airlines
Tue, Jun 9 - Thu, Jun 18
Qantas Airways Logo
5:59 pm - 12:55 pm
SEA
-
CNS
25h 56m
2 stops
Qantas Airways Logo
1:40 pm - 9:45 pm
CNS
-
SEA
49h 05m
2 stops
$1,730Qantas Airways
Tue, Jun 9 - Thu, Jun 18
Multiple Airlines Logo
5:01 pm - 10:35 am
SEA
-
CNS
24h 34m
2 stops
Multiple Airlines Logo
11:20 am - 7:53 pm
CNS
-
SEA
25h 33m
3 stops
$1,740Multiple Airlines
Sun, Oct 11 - Sat, Oct 24

Air New Zealand flights from Seattle to Cairns

Our best Air New Zealand deals on Seattle to Cairns flight tickets
Air New Zealand
Oct 11
SEA3:00 pmSeattle/Tacoma Intl
31h 00m
3 stops
CNS3:00 pmCairns
Oct 24
CNS3:45 pmCairns
43h 41m
3 stops
SEA6:26 pmSeattle/Tacoma Intl
$1,784
Air New Zealand
Jun 19
SEA6:06 amSeattle/Tacoma Intl
47h 39m
3 stops
CNS10:45 pmCairns
Jun 26
CNS6:00 amCairns
32h 59m
3 stops
SEA9:59 pmSeattle/Tacoma Intl
$2,847

United Airlines flights from Seattle to Cairns

Our best United Airlines deals on Seattle to Cairns flight tickets
United Airlines
Oct 11
SEA6:51 pmSeattle/Tacoma Intl
27h 04m
2 stops
CNS2:55 pmCairns
Oct 24
CNS6:00 amCairns
23h 20m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
$1,601
United Airlines
Oct 11
SEA6:51 pmSeattle/Tacoma Intl
27h 04m
2 stops
CNS2:55 pmCairns
Oct 24
CNS6:00 amCairns
23h 20m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
$1,602

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Cairns 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, momondo users made 832,500 searches. Data last updated May 6, 2026.
Use the filters below to find and compare flights from Seattle to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 5/26

5:28 pm-1:40 pm

2 stops27h 12m

Cairns

Tue 6/2

6:45 am-10:44 pm

2 stops32h 59m

$1,404

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 6/9

8:50 pm-9:20 am

2 stops43h 30m

Cairns

Thu 6/18

10:15 am-9:34 pm

2 stops28h 19m

$1,557

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 10/11

6:51 pm-2:55 pm

2 stops27h 04m

Cairns

Sat 10/24

6:00 am-12:20 pm

2 stops23h 20m

$1,601

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 10/11

6:51 pm-2:55 pm

2 stops27h 04m

Cairns

Sat 10/24

6:00 am-12:20 pm

2 stops23h 20m

$1,602

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 5/26

2:25 pm-11:50 am

2 stops28h 25m

Cairns

Tue 6/2

5:40 pm-11:01 am

3 stops34h 21m

$1,629

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 6/9

2:40 pm-12:55 pm

2 stops29h 15m

Cairns

Thu 6/18

1:40 pm-9:45 pm

2 stops49h 05m

$1,685

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 5/26

9:02 am-4:55 pm

3 stops38h 53m

Cairns

Tue 6/2

5:40 pm-11:01 am

3 stops34h 21m

$1,694

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 6/9

4:15 pm-9:20 am

2 stops48h 05m

Cairns

Thu 6/18

7:10 pm-11:59 pm

2 stops45h 49m

$1,727

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Tue 6/9

5:59 pm-12:55 pm

2 stops25h 56m

Cairns

Thu 6/18

1:40 pm-9:45 pm

2 stops49h 05m

$1,730
Quickest round-trip

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 10/11

5:01 pm-10:35 am

2 stops24h 34m

Cairns

Sat 10/24

11:20 am-7:53 pm

3 stops25h 33m

$1,740

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Seattle to Cairns

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

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

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

Fastest flight time

25h 56m

Direct flights

None
The fastest flight from Seattle to Cairns takes 25h 56m
There are no direct flights from Seattle to Cairns. There are no popular flight routes from Seattle to Cairns.
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Frequently asked questions about flying from Seattle to Cairns

  • How far is Seattle/Tacoma Intl to Cairns by plane?

    The distance between Seattle/Tacoma Intl and Cairns is about 7157.5 mi. Typically, this will take 25h 56m by plane in normal conditions.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Cairns Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Cairns Airport.

  • What documentation or ID do you need to fly to Cairns Airport?

    The necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Seattle to Cairns

  • How do I get Price Alerts for flights from Seattle to Cairns?

    Confirm your travel details to search for the latest offers for flights from Seattle to Cairns. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Seattle to Cairns with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Mission Beach
Palm Cove
Trinity Beach

Why use momondo?

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

Finding the right flight to Cairns from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cairns quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Cairns from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Cairns from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Cairns, momondo offers a useful price alert feature which will track prices for flights to Cairns from Seattle and alert you when they change.

An easier way to manage your Cairns trip

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