$517+ 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CNS
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Cairns 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 Seattle to Cairns
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Best
Last-minute
One-way
Cheapest flights from Seattle to CairnsExplore 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 August 26, 2026.
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 August 26, 2026.
This Qantas Airways deal was found by Cheapflights users on 8/22. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:59 pm -
2 stops24h 36m
Mon 9/283:45 pm -
2 stops24h 14m
Deal found 8/22![Multiple Airlines logo]()
$1,324
This Expedia deal was found by Cheapflights users on 8/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:35 pm -
2 stops52h 50m
Sat 8/296:45 am -
2 stops55h 54m
Deal found 8/21![Multiple Airlines logo]()
$1,493
This oojo deal was found by Cheapflights users on 8/25. 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.
Fri 10/94:25 pm -
2 stops37h 55m
Fri 10/166:15 pm -
2 stops59h 10m
Deal found 8/25![Multiple Airlines logo]()
$1,549
This Travelocity deal was found by Cheapflights users on 8/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:52 pm -
2 stops43h 23m
Fri 9/187:10 pm -
2 stops45h 40m
Deal found 8/22![Multiple Airlines logo]()
$1,580
This Cathay Pacific deal was found by Cheapflights users on 8/23. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:45 am -
2 stops34h 15m
Wed 10/146:00 am -
2 stops45h 05m
Deal found 8/23![Multiple Airlines logo]()
$1,629
This Expedia deal was found by Cheapflights users on 8/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:52 pm -
2 stops43h 28m
Fri 9/111:30 pm -
2 stops27h 20m
Deal found 8/25![Multiple Airlines logo]()
$1,651
This FlightHub deal was found by Cheapflights users on 8/25. 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.
Tue 9/154:25 pm -
2 stops37h 55m
Fri 9/187:15 pm -
2 stops58h 30m
Deal found 8/25![Qatar Airways logo]()
$1,709
Best flights from Seattle to CairnsDiscover carefully curated flight deals from Seattle to Cairns that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
Discover carefully curated flight deals from Seattle to Cairns that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
This Qantas Airways deal was found by Cheapflights users on 8/22. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:59 pm -
2 stops24h 36m
Mon 9/2811:20 am -
3 stops25h 19m
Deal found 8/22![Multiple Airlines logo]()
$1,430
This FlightHub deal was found by Cheapflights users on 8/25. 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.
Tue 9/154:25 pm -
2 stops37h 55m
Fri 9/187:15 pm -
2 stops58h 30m
Deal found 8/25![Qatar Airways logo]()
$1,709
This KAYAK deal was found by Cheapflights users on 8/21. 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.
Sat 1/28:40 am -
1 stop38h 35m
Wed 1/135:25 pm -
2 stops55h 40m
Deal found 8/21![Singapore Airlines logo]()
$2,146
This Travelocity deal was found by Cheapflights users on 8/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:52 pm -
2 stops43h 23m
Fri 9/187:10 pm -
2 stops45h 40m
Deal found 8/22![Multiple Airlines logo]()
$1,580
This Cathay Pacific deal was found by Cheapflights users on 8/23. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:45 am -
2 stops34h 15m
Wed 10/146:00 am -
2 stops45h 05m
Deal found 8/23![Multiple Airlines logo]()
$1,629
This Cathay Pacific deal was found by Cheapflights users on 8/25. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:08 pm -
3 stops46h 42m
Fri 10/166:00 am -
2 stops45h 05m
Deal found 8/25![Multiple Airlines logo]()
$1,805
This oojo deal was found by Cheapflights users on 8/25. 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.
Fri 10/910:15 am -
1 stop37h 45m
Fri 10/166:15 pm -
1 stop31h 30m
Deal found 8/25![Singapore Airlines logo]()
$2,479
Last-minute flights from Seattle to CairnsDiscover last-minute flight deals from Seattle to Cairns. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Cairns. Data last updated August 26, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:52 pm -
2 stops43h 28m
Fri 9/111:30 pm -
2 stops27h 20m
Deal found 8/25![Multiple Airlines logo]()
$1,651
This Travelocity deal was found by Cheapflights users on 8/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:52 pm -
2 stops43h 23m
Fri 9/187:10 pm -
2 stops45h 40m
Deal found 8/22![Multiple Airlines logo]()
$1,580
This FlightHub deal was found by Cheapflights users on 8/25. 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.
Tue 9/154:25 pm -
2 stops37h 55m
Fri 9/187:15 pm -
2 stops58h 30m
Deal found 8/25![Qatar Airways logo]()
$1,709
This Qantas Airways deal was found by Cheapflights users on 8/22. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:59 pm -
2 stops24h 36m
Mon 9/283:45 pm -
2 stops24h 14m
Deal found 8/22![Multiple Airlines logo]()
$1,324
This Gotogate deal was found by Cheapflights users on 8/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:20 pm -
3 stops36h 25m
Mon 9/285:40 pm -
3 stops42h 04m
Deal found 8/22![Air New Zealand logo]()
$2,207
One-way flights from Seattle to CairnsSearch for one-way flight options from Seattle to Cairns. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
Search for one-way flight options from Seattle to Cairns. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:00 pm -
2 stops43h 30m
Deal found 8/25![Multiple Airlines logo]()
$517
This American Airlines deal was found by Cheapflights users on 8/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:22 pm -
2 stops26h 33m
Deal found 8/23![American Airlines logo]()
$587
This FlightHub deal was found by Cheapflights users on 8/23. 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.
Tue 9/2211:41 am -
2 stops30h 59m
Deal found 8/23![Multiple Airlines logo]()
$644
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:50 pm -
3 stops46h 15m
Deal found 8/23![Multiple Airlines logo]()
$647
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/306:30 am -
2 stops44h 50m
Deal found 8/23![United Airlines logo]()
$680
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:42 pm -
2 stops27h 33m
Deal found 8/22![Multiple Airlines logo]()
$709
This Trip.com deal was found by Cheapflights users on 8/23. 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.
Mon 8/317:10 pm -
3 stops35h 10m
Deal found 8/23![Multiple Airlines logo]()
$712
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:20 am -
2 stops46h 05m
Deal found 8/23![Multiple Airlines logo]()
$749
Find 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 August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,324 (Qantas Airways) |
One-way from | $517 (Kiwi.com) |
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 7,457,451 searches. Data last updated August 26, 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
Cheapest round-trip
Quickest round-trip
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Mon 9/21
4:59 pm-10:35 am
2 stops24h 36m
Cairns
Mon 9/28
11:20 am-7:39 pm
3 stops25h 19m
$1,430
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Tue 9/15
8:52 pm-9:15 am
2 stops43h 23m
Cairns
Fri 9/18
7:10 pm-11:50 pm
2 stops45h 40m
$1,580
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Wed 10/7
11:45 am-3:00 pm
2 stops34h 15m
Cairns
Wed 10/14
6:00 am-10:05 am
2 stops45h 05m
$1,629
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Tue 9/15
4:25 pm-11:20 pm
2 stops37h 55m
Cairns
Fri 9/18
7:15 pm-12:45 pm
2 stops58h 30m
$1,709
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Fri 10/9
7:08 pm-10:50 am
3 stops46h 42m
Cairns
Fri 10/16
6:00 am-10:05 am
2 stops45h 05m
$1,805
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Sat 1/2
8:40 am-5:15 pm
1 stop38h 35m
Cairns
Wed 1/13
5:25 pm-7:05 am
2 stops55h 40m
$2,146
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Fri 10/9
10:15 am-5:00 pm
1 stop37h 45m
Cairns
Fri 10/16
6:15 pm-8:45 am
1 stop31h 30m
$2,479
Cheapest one-way
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Fri 10/16
8:00 pm-8:30 am
2 stops43h 30m
$517
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Wed 9/30
6:30 am-8:20 pm
2 stops44h 50m
$680
SeattleCairns
SEA Seattle/Tacoma Intl - CNS Cairns
SEACNS
Seattle/Tacoma Intl
Tue 9/22
5:59 pm-6:45 pm
3 stops31h 46m
$690
Showing 1-10 of 16 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Cairns flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Cairns flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
SEA-CNS
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.
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.
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