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$633+ Cheap flights from Seattle (SEA) to Cairns (CNS)

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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CNS
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Seattle to Cairns

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Cairns (CNS). 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,333
(Mytrip)

One-way from

$633
(Trip.com)
Provider with most accurate pricing for Seattle/Tacoma Intl-Cairns flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Cairns flights.
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From Seattle/Tacoma Intl to Cairns
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One-way flight from Seattle/Tacoma Intl to Cairns
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Find flight deals from Seattle to Cairns

Cheapest flights from Seattle to Cairns
Explore the most affordable flight options available from Seattle to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/197:15 pmSEA - CNS
2 stops29h 00mMultiple Airlines
Sat 10/256:40 pmCNS - SEA
2 stops31h 36mMultiple Airlines
Deal found 4/28$1,294
This Gurufare deal was found by Cheapflights users on 4/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/195:15 pmSEA - CNS
2 stops26h 40mQantas Airways
Fri 8/292:25 pmCNS - SEA
2 stops24h 11mQantas Airways
Deal found 4/27$1,543
This Singapore Airlines deal was found by Cheapflights users on 4/28. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/19:45 amSEA - CNS
1 stop38h 35mSingapore Airlines
Wed 11/56:35 pmCNS - SEA
1 stop30h 35mSingapore Airlines
Deal found 4/28$1,579
This KAYAK deal was found by Cheapflights users on 4/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/13:10 pmSEA - CNS
3 stops26h 50mAir New Zealand
Wed 12/1712:45 pmCNS - SEA
2 stops41h 43mAir New Zealand
Deal found 4/28$1,629
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:55 pmSEA - CNS
2 stops23h 45mFiji Airways
Thu 9/1112:40 pmCNS - SEA
3 stops45h 14mFiji Airways
Deal found 4/28$1,812
This Jetabroad deal was found by Cheapflights users on 4/29. 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 6/139:18 pmSEA - CNS
3 stops45h 07mHawaiian Airlines
Fri 6/204:35 pmCNS - SEA
2 stops30h 25mHawaiian Airlines
Deal found 4/29$1,874
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sun 6/85:35 pmSEA - CNS
2 stops24h 35mUnited Airlines
Sun 6/156:00 amCNS - SEA
2 stops35h 59mUnited Airlines
Deal found 4/28$1,935
This FlightHub deal was found by Cheapflights users on 4/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/111:30 pmSEA - CNS
1 stop21h 55mJapan Airlines
Sat 5/1711:40 amCNS - SEA
1 stop39h 45mJapan Airlines
Deal found 4/28$10,562

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Seattle to Cairns that are best for you.

Fly from

Seattle

Fly to

Cairns

Route

Depart

Return

Price

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Thu 6/12

3:58 pm-11:25 am

3 stops26h 27m

Cairns

Thu 6/19

7:15 am-7:30 pm

2 stops29h 15m

$1,333

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 6/13

9:18 pm-11:25 am

3 stops45h 07m

Cairns

Fri 6/20

4:35 pm-6:00 am

2 stops30h 25m

$1,874

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 6/8

5:35 pm-11:10 am

2 stops24h 35m

Cairns

Sun 6/15

6:00 am-12:59 am

2 stops35h 59m

$1,935

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 6/8

6:25 am-10:50 pm

3 stops47h 25m

Cairns

Sun 6/15

6:00 am-6:33 pm

3 stops29h 33m

$1,952

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 6/13

10:15 am-5:00 pm

1 stop37h 45m

Cairns

Fri 6/20

6:15 pm-8:45 am

1 stop31h 30m

$2,645

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Sun 5/11

1:30 pm-4:25 am

1 stop21h 55m

Cairns

Sat 5/17

11:40 am-10:25 am

1 stop39h 45m

$10,562

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 6/13

2:40 pm-6:35 pm

2 stops34h 55m

$633

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 6/13

2:40 pm-12:55 pm

2 stops29h 15m

$918

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 6/13

2:55 pm-5:50 pm

3 stops33h 55m

$1,261

SeattleCairns

SEA - CNS

SEACNS

Seattle/Tacoma Intl

Fri 6/13

10:15 am-5:00 pm

1 stop37h 45m

$2,532

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Seattle to Cairns

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Cairns in April.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Cairns flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Cairns flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Cairns flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Cairns flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Cairns flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from Seattle 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 Seattle to Cairns

What is the cheapest time of day to fly from SEA to CNS?

Find hourly flight availability from Seattle to Cairns. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

When flying from Seattle to Cairns, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 10% versus a flight in the morning.

Rainfall in Cairns by month

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

In terms of precipitation, rainfall in Cairns ranges from 0.8 - 16.9 inches per month. March is typically the wettest month, when rainfall can reach 16.9 in. July is typically the driest time to visit Cairns when rainfall is around 0.8 in.

Temperature in Cairns by month

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

If weather is an important factor for your trip to Cairns, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Cairns

Get insights into the airlines that provide service to Cairns. 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 Cairns. Reviews last updated April 30, 2025.
Japan Airlines
8.3
Very good
1,459 reviews

Boarding

8.4

Crew

8.7

Entertainment

7.8

Overall

8.3

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,459 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Boarding

8.4

Crew

8.7

Entertainment

7.8

Overall

8.3

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Singapore Airlines
8.1
Very good
1,292 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Boarding

8.4

Crew

8.7

Entertainment

7.8

Overall

8.3

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Air New Zealand
8.0
Very good
471 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Boarding

8.4

Crew

8.7

Entertainment

7.8

Overall

8.3

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Hawaiian Airlines
7.9
Good
2,405 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Boarding

8.4

Crew

8.7

Entertainment

7.8

Overall

8.3

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Qantas Airways
7.5
Good
829 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Boarding

8.4

Crew

8.7

Entertainment

7.8

Overall

8.3

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

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

  • What are the cheapest airlines flying from Seattle to Cairns round-trip?

    Hawaiian Airlines, at $1,874, was found to be the cheapest airline from Seattle to Cairns.Alternate airlines to your destination round-trip include United Airlines and Air New Zealand.

  • What are the cheapest airlines to fly from Seattle to Cairns one-way?

    To fly one-way, consider booking your trip with Qantas Airways, which is currently one of the cheapest options available, starting at $918. Air New Zealand flights start at $1,261 while deals on Singapore Airlines start at $2,532 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Cairns 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 Seattle to Cairns?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Cairns (average of $1,136). Flying from Seattle to Cairns in December is currently the most expensive (average of $2,244). 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.

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