HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$691+ Cheap flights from Cairns (CNS) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Cairns to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Cairns to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Cairns (CNS) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$1,240
(Trip.com)

One-way from

$691
(United Airlines)
From Cairns to Seattle/Tacoma Intl
Search Deals
One-way flight from Cairns to Seattle/Tacoma Intl
Search Deals

Find flight deals from Cairns to Seattle

Cheapest flights from Cairns to Seattle
Explore the most affordable flight options available from Cairns to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/256:45 amCNS - SEA
2 stops40h 15mMultiple Airlines
Fri 8/18:15 amSEA - CNS
2 stops32h 00mMultiple Airlines
Deal found 6/10$1,240
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/236:00 amCNS - SEA
2 stops29h 58mUnited Airlines
Wed 7/308:57 amSEA - CNS
3 stops41h 48mUnited Airlines
Deal found 6/11$1,316
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/256:15 pmCNS - SEA
1 stop31h 30mSingapore Airlines
Fri 8/110:15 amSEA - CNS
1 stop37h 45mSingapore Airlines
Deal found 6/10$1,667
This Jetabroad deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/254:35 pmCNS - SEA
2 stops30h 25mHawaiian Airlines
Fri 8/19:18 pmSEA - CNS
3 stops45h 07mHawaiian Airlines
Deal found 6/10$2,140

Cheapflights Fare Finder

Customize your flight search to find flights from Cairns to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Cairns to Seattle that are best for you.

Fly from

Cairns

Fly to

Seattle

Route

Depart

Return

Price

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Fri 7/25

6:45 am-6:00 am

2 stops40h 15m

Seattle/Tacoma Intl

Fri 8/1

8:15 am-9:15 am

2 stops32h 00m

$1,240

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 7/23

6:00 am-6:58 pm

2 stops29h 58m

Seattle/Tacoma Intl

Wed 7/30

8:57 am-7:45 pm

3 stops41h 48m

$1,316

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Fri 7/25

6:15 pm-8:45 am

1 stop31h 30m

Seattle/Tacoma Intl

Fri 8/1

10:15 am-5:00 pm

1 stop37h 45m

$1,667

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Fri 7/25

4:35 pm-6:00 am

2 stops30h 25m

Seattle/Tacoma Intl

Fri 8/1

9:18 pm-11:25 am

3 stops45h 07m

$2,140

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 9/17

6:00 am-12:07 pm

2 stops23h 07m

$691

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 9/17

6:15 pm-8:45 am

1 stop31h 30m

$876

CairnsSeattle

CNS - SEA

CNSSEA

Cairns

Wed 9/17

11:00 am-12:45 pm

3 stops42h 45m

$966

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Cairns to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Cairns with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cairns to Seattle

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated June 12, 2025.
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Entertainment

8.0

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,302 reviews
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Entertainment

8.0

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Hawaiian Airlines
7.9
Good
2,494 reviews
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Entertainment

8.0

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
United Airlines
7.4
Good
8,790 reviews
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Entertainment

8.0

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from Cairns to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Cairns to Seattle that include hotel bookings?

    Yes. In addition to deals on Cairns to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cairns to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cairns to Seattle.

  • Can I find deals for business class flights from Cairns to Seattle?

    Yes. Cheapflights offers flight deals from Cairns to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cairns to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Cairns to Seattle (average of $238). Flying from Cairns to Seattle in July is currently the most expensive (average of $391). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cairns to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Brisbane to Seattle flights
Brisbane to Portland flights
Cairns to Portland flights
Brisbane to Pasco flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.