PER - SEA

$627 Find Cheap Flights from Perth to Seattle - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$1,174
Typical prices: $1,183-$1,565
Multiple Airlines
Mon 10/22Tue 11/6
PER - SEA • 1 stop
Cheapest one-way
$627
Typical prices: $700-$1,118
Multiple Airlines
Fri 11/16
PER - SEA • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Perth and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 22% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Manila Ninoy Aquino Intl (MNL)
Cheapest • Avg $1,131 (round-trip)
Singapore Changi (SIN)
Shortest trip • 23h 08m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Seattle!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Perth to Seattle (PER-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Perth to Seattle

Thu, Oct 22 - Fri, Nov 6
Multiple Airlines Logo
9:30 am - 8:45 amPER  Perth-SEA Seattle/Tacoma Intl
38h 15m1 stop Singapore Changi
Multiple Airlines Logo
11:00 am - 4:25 pmSEA  Seattle/Tacoma Intl-PER Perth
37h 25m2 stops Incheon Intl Ho Chi Minh City
$1,174Multiple Airlines
Thu, Oct 22 - Fri, Nov 6
Philippine Airlines Logo
8:35 am - 8:05 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 30m1 stop Manila Ninoy Aquino Intl
Philippine Airlines Logo
9:30 pm - 7:20 amSEA  Seattle/Tacoma Intl-PER Perth
41h 50m1 stop Manila Ninoy Aquino Intl
$1,204Philippine Airlines
Thu, Oct 15 - Fri, Oct 30
Philippine Airlines Logo
8:35 am - 8:05 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 30m1 stop Manila Ninoy Aquino Intl
Philippine Airlines Logo
10:30 pm - 7:20 amSEA  Seattle/Tacoma Intl-PER Perth
41h 50m1 stop Manila Ninoy Aquino Intl
$1,205Philippine Airlines
Sat, Oct 3 - Tue, Oct 13
Multiple Airlines Logo
10:35 am - 10:40 amPER  Perth-SEA Seattle/Tacoma Intl
39h 05m2 stops Ho Chi Minh City Incheon Intl
Multiple Airlines Logo
12:50 pm - 8:55 amSEA  Seattle/Tacoma Intl-PER Perth
29h 05m2 stops Incheon Intl Ho Chi Minh City
$1,223Multiple Airlines
Thu, Oct 15 - Fri, Oct 30
Multiple Airlines Logo
9:30 am - 8:45 amPER  Perth-SEA Seattle/Tacoma Intl
38h 15m1 stop Singapore Changi
Multiple Airlines Logo
4:40 pm - 7:55 pmSEA  Seattle/Tacoma Intl-PER Perth
36h 15m2 stops Tokyo Haneda Kuala Lumpur Intl
$1,253Multiple Airlines
Tue, Oct 6 - Tue, Oct 13
Qantas Airways Logo
10:30 am - 7:50 pmPER  Perth-SEA Seattle/Tacoma Intl
24h 20m2 stops Sydney Kingsford Smith Los Angeles
Qantas Airways Logo
5:04 pm - 12:05 pmSEA  Seattle/Tacoma Intl-PER Perth
28h 01m2 stops Los Angeles Brisbane
$1,257Qantas Airways
Tue, Oct 6 - Tue, Oct 13
Multiple Airlines Logo
10:30 am - 10:25 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 55m3 stops Sydney Kingsford Smith Los Angeles Portland
Multiple Airlines Logo
4:37 pm - 12:05 pmSEA  Seattle/Tacoma Intl-PER Perth
28h 28m2 stops Los Angeles Brisbane
$1,288Multiple Airlines
Wed, Oct 7 - Wed, Oct 14
Multiple Airlines Logo
10:30 am - 7:50 pmPER  Perth-SEA Seattle/Tacoma Intl
24h 20m2 stops Sydney Kingsford Smith Los Angeles
Multiple Airlines Logo
3:54 pm - 12:35 pmSEA  Seattle/Tacoma Intl-PER Perth
29h 41m3 stops Portland Los Angeles Sydney Kingsford Smith
$1,295Multiple Airlines
Wed, Oct 7 - Tue, Oct 13
Multiple Airlines Logo
6:25 pm - 10:40 amPER  Perth-SEA Seattle/Tacoma Intl
55h 15m3 stops Singapore Changi Taipei City Taiwan Taoyuan Intl Incheon Intl
Multiple Airlines Logo
12:10 am - 4:20 amSEA  Seattle/Tacoma Intl-PER Perth
37h 10m3 stops Incheon Intl Taipei City Taiwan Taoyuan Intl Singapore Changi
$1,302Multiple Airlines
Thu, Oct 22 - Fri, Nov 6
Multiple Airlines Logo
9:30 am - 8:45 amPER  Perth-SEA Seattle/Tacoma Intl
38h 15m1 stop Singapore Changi
Multiple Airlines Logo
3:40 pm - 9:45 pmSEA  Seattle/Tacoma Intl-PER Perth
38h 05m3 stops Tokyo Haneda Kuala Lumpur Intl Denpasar Bali Ngurah Rai
$1,307Multiple Airlines
Booking Insights

Price, demand and travel trends for Perth to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Perth to Seattle with more confidence.

What's the cheapest day of the week to fly from Perth to Seattle?

Monday is the cheapest day of the week to fly from Perth to Seattle, it is 18% cheaper than the average day. Wednesday is the most expensive day with flight prices 13% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Perth to Seattle?

  • February is the cheapest month to fly from Perth to Seattle at $1,081 round-trip.
  • March ($1,650) and June ($1,612) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 52% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Perth to Seattle flights

Low season

November

Cheapest flight

$627
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 14% increase in price.
Flight from Perth to Seattle

When to book flights from Perth to Seattle

Are your dates flexible? Find out the best times to travel from Perth to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Perth to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Perth to Seattle?

    Flights from Perth to Seattle usually depart from Perth (PER) and arrive at Seattle/Tacoma Intl (SEA).

  • What cabin classes can I book on flights from Perth to Seattle?

    Only Economy Class is available on flights from Perth to Seattle.

  • Which airports do connecting flights from Perth to Seattle pass through?

    One-stop flights from Perth to Seattle most commonly connect through:

    • Singapore Changi (SIN) - 75% of one-stop connections
    • Doha Hamad Intl (DOH) - 16% of one-stop connections
    • Manila Ninoy Aquino Intl (MNL) - 9% of one-stop connections

    Singapore Changi (SIN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Perth to Seattle?

    Yes. Being flexible with your travel dates can save you up to 28% on the Perth to Seattle route. Monday is the cheapest departure day at $1,132 round-trip on average, while Wednesday is the most expensive at $1,570, a difference of $438. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.

  • How long is a flight from Perth to Seattle?

    A nonstop flight from Perth to Seattle takes 0h 00m, covering 9,235 miles.

  • Do I need a passport to fly from Perth to Seattle?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Perth to Seattle looking right now?

    One-way fares from Perth to Seattle are currently in line with typical prices for this route. Average one-way fares are about $902.

  • How much time can I save by choosing a different layover airport from Perth to Seattle?

    Flying via Singapore Changi (SIN) gives the shortest average 1-stop total travel time at 23h 08m, compared with 29h 08m via Doha Hamad Intl (DOH) and 33h 41m via Manila Ninoy Aquino Intl (MNL).

  • What is the time difference between Perth and Seattle?

    Seattle is 15 hours behind Perth (Pacific Time vs Western Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    · Fox
    · Europcar
    · Thrifty
    · Budget
    · Dollar

  • How much should I expect to pay for a Perth to Seattle flight?

    Round-trip flights from Perth to Seattle range from $1,183 to $1,565, with an average of $1,378 over the past 12 months. Anything below $1,183 counts as a good deal.

Your guide to booking Perth to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Wednesday. On this route, Monday flights average $1,132 - about $438 less than Wednesday (28% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Perth to Seattle trip for February. Fares historically average $1,081 round-trip in that month - typically $569 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.
    - Seattle Airport Marriott
    - Coast Gateway Hotel
    - Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

More options for your flight from Perth to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Car rentals in Seattle
Hotels in Seattle
Vacations in Seattle