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Flights from Seattle to Perth Starting at £701

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Seattle to Perth

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Seattle to Perth

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Alaska Airlines
From £368
American Airlines
From £423
Japan Airlines
From £457
Korean Air
From £521
Hawaiian Airlines
From £523
EVA Air
From £543
Singapore Airlines
From £591
United Airlines
From £591
Air Canada
From £658
All Nippon Airways
From £661
ANA airlines

Find more flights and airlines

Alternative Routes from Seattle to Perth

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Seattle to Perth.

  • Cheapest
    Alaska Airlines
    SEA
    20:38
    37h 17m
    2 transfer
    PER
    00:55
    Seattle-Tacoma International Airport - Perth Airport
    Tue, Apr 9Alaska Airlines
    £368
  • Alaska Airlines
    SEA
    20:38
    37h 17m
    2 transfer
    PER
    00:55
    Seattle-Tacoma International Airport - Perth Airport
    Tue, Apr 9Alaska Airlines
    £368
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Seattle (SEA) to Perth (PER) the cheapest?

    Airlines adjust prices for flights from Seattle to Perth based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from Seattle (SEA) to Perth (PER) cost?

    According to Trip.com's data, the lowest price is around £1,360.
  • What is the transportation method from the main airport to downtown in Perth?

    • The distance from Perth Airport to downtown is about 10km, by taxi about 30 minutes.
  • How many airports in Perth (PER)?

    There are 2 airport(s) in Perth (PER): Jandakot Airport and Perth Airport.

Flight Information from Seattle to Perth

Cheapest direct flight price

£701

Cheapest month

April

Peak season for travel

June