Flights
Insights
FAQs

Find cheap Air Canada flights to Seattle

CMH — SEA
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Find Air Canada flight deals to Seattle

Enter your travel dates to find the best prices.

Cheapest Air Canada flights from Australia to Seattle
Explore the most affordable Air Canada flight options available from Australia to Seattle. Find the lowest fares with prices last updated on 27 July 2026.

Mon 3/810:00
BNE
-
SEA
1 stop21h 22m
Air Canada
Mon 17/815:00
SEA
-
BNE
1 stop23h 05m
Air Canada
Deal found 26/7$1,499
Mon 10/809:20
SYD
-
SEA
1 stop30h 22m
Air Canada
Thu 13/815:00
SEA
-
SYD
1 stop23h 20m
Air Canada
Deal found 27/7$1,585
Sun 23/807:00
SYD
-
SEA
2 stops28h 32m
Air Canada
Mon 7/915:00
SEA
-
SYD
2 stops26h 40m
Air Canada
Deal found 25/7$1,608

Flights to Seattle with Air Canada at a glance

Find detailed information about Air Canada flights from Australia to Seattle. Explore the options provided by Air Canada to plan your journey from Australia to Seattle. Data last updated 27 July 2026.

Popular in

July

Cheapest in

February

Average price

$1,406

Return from

$1,506

One-way from

$840
Highest demand for flights to Seattle with Air Canada; 2% potential price increase.
Search Deals
Best time to find cheap flights to Seattle with Air Canada; 2% potential price drop.
Search Deals
Average price for flights to Seattle with Air Canada (return).
Search Deals
Air Canada
  • Air Canada
  • 14/9-21/9
  • 2 total stops
  • 40h 10m total
  • Australia to Seattle
Search Deals
Air Canada
  • Air Canada
  • 10/8
  • 2 total stops
  • 25h 22m total
  • Australia to Seattle
Search Deals

Cheapflights Insights

Find cheap Air Canada flights to Seattle

How long is the flight to Seattle with Air Canada?

On average, Air Canada flights from Australia to Seattle take 23 hours 26 minutes. Flights to Seattle from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the best time to book a flight to Seattle with Air Canada?

The best time to book a flight to Seattle with Air Canada is 52 days before departure. On average, fares are higher if you book 18 days before departure.

FAQs about flights to Seattle with Air Canada

  • Which airport do Air Canada flights arrive at when travelling to Seattle?

    Air Canada flights on this route tend to land at Seattle/Tacoma Intl Airport.

  • Is Air Canada the cheapest airline for a flight to Seattle?

    Flight prices will depend on factors like date, time, and cabin class, so it is worth comparing flights before booking. Based on Cheapflights data, the cheapest average return price for flights to Seattle tends to be with Alaska Airlines.

  • Are there alternative airlines other than Air Canada that fly to Seattle?

    United Airlines, Qantas Airways and Virgin Australia all fly to Seattle and offer an alternative to Air Canada.

  • How much is a Air Canada flight to Seattle?

    The average price for a return flight with Air Canada is $1,399, while a one-way flight costs around $923.

See more FAQs

Reviews of Air Canada

See what Cheapflights users have to say about their Air Canada experience.
Air Canada
7.1
Good
10,000 reviews
Check prices
Overview

Food

6.3

Entertainment

6.8

Crew

7.8

Boarding

7.3

Comfort

7.1

Popular Air Canada flights

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