PER - SEA

$541 Find Cheap Flights from Perth to Seattle - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$934
Typical prices: $1,269-$1,612
Philippine Airlines
Fri 11/9Tue 11/13
PER - SEA • 1 stop
Cheapest one-way
$541
Typical prices: $809-$1,192
Philippine Airlines
Thu 3/1
PER - SEA • 1 stop
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 • 25% 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 33m (one-way)
Insights
Insights
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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

Mon, Nov 9 - Fri, Nov 13
Philippine Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 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
$934Philippine Airlines
Mon, Nov 16 - Fri, Nov 27
Philippine Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 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
$939Philippine Airlines
Thu, Nov 12 - Mon, Nov 30
Philippine Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 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
$962Philippine Airlines
Thu, Nov 12 - Wed, Nov 25
Philippine Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 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
$994Philippine Airlines
Mon, Nov 9 - Sun, Nov 29
Multiple Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 stop Manila Ninoy Aquino Intl
Multiple Airlines Logo
8:40 am - 8:25 amSEA  Seattle/Tacoma Intl-PER Perth
31h 45m1 stop Singapore Changi
$1,075Multiple Airlines
Mon, Nov 9 - Sun, Nov 29
Multiple Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 stop Manila Ninoy Aquino Intl
Multiple Airlines Logo
8:40 am - 6:15 amSEA  Seattle/Tacoma Intl-PER Perth
29h 35m2 stops Singapore Changi Phuket City
$1,152Multiple Airlines
Mon, Nov 16 - Mon, Nov 30
Multiple Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 stop Manila Ninoy Aquino Intl
Multiple Airlines Logo
3:40 pm - 5:50 amSEA  Seattle/Tacoma Intl-PER Perth
46h 10m2 stops Tokyo Haneda Kuala Lumpur Intl
$1,169Multiple Airlines
Mon, Nov 16 - Sat, Nov 28
Multiple Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 stop Manila Ninoy Aquino Intl
Multiple Airlines Logo
3:40 pm - 8:25 amSEA  Seattle/Tacoma Intl-PER Perth
48h 45m2 stops Tokyo Haneda Singapore Changi
$1,177Multiple Airlines
Thu, Dec 10 - Thu, Dec 17
Philippine Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 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
$1,186Philippine Airlines
Mon, Nov 16 - Tue, Dec 1
Multiple Airlines Logo
8:35 am - 6:45 pmPER  Perth-SEA Seattle/Tacoma Intl
26h 10m1 stop Manila Ninoy Aquino Intl
Multiple Airlines Logo
3:40 pm - 3:40 amSEA  Seattle/Tacoma Intl-PER Perth
44h 00m2 stops Tokyo Haneda Kuala Lumpur Intl
$1,198Multiple 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 with more confidence.

How much is a round-trip flight from Perth to Seattle?

Round-trip flights from Perth to Seattle typically range from $1,269 to $1,612. The lowest price found in the past 5 days was $934, on Philippine Airlines.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Perth to Seattle. It’s 12% cheaper than the average day, while Wednesday is the most expensive, with prices 9% higher.

What’s 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.
•December ($1,760) and June ($1,612) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 62% 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

$541
Beat the crowds with an average 71% drop in travelers.
The most popular month to fly with an average 85% increase in travelers.
One-way 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 answers about this route, including flight times, airports, airlines and booking tips.

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

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

  • How long is a flight from Perth to Seattle?

    A nonstop flight from Perth to Seattle takes 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 much should I expect to pay for a Perth to Seattle flight?

    Round-trip flights from Perth to Seattle range from $1,269 to $1,612, with an average of $1,432 over the past 12 months. Anything below $1,269 counts as a good deal.

  • Have flight prices from Perth to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $934 to $6,728. That means the highest observed fare was about 7x higher than the lowest one.

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

    One-way fares from Perth to Seattle are currently lower than usual. Average one-way flight prices are about $685, which is 29% below the typical average for this route.

  • 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
    • Hertz

  • 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).

  • 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) - 83% of one-stop connections
    • Doha Hamad Intl (DOH) - 9% of one-stop connections
    • Manila Ninoy Aquino Intl (MNL) - 9% of one-stop connections

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

    Yes. Flexible dates can save you up to 20% on flights from Perth to Seattle. Monday is the cheapest departure day at $1,268 round-trip on average, while Wednesday is the most expensive at $1,570, a difference of $302.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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 33m, compared with 29h 30m 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 popular places can I visit in Seattle?

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

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 are flexible, aim for a Monday departure and avoid flying on Wednesday. On this route, Monday flights average $1,268, about $302 less than Wednesday fares (19% 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 $679 less than the most expensive month, which is December (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.

    • Coast Gateway Hotel
    • Seattle Airport Marriott
    • 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