Prices are in Australian Dollars.

Cheap flights from Perth to Seattle

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Perth (PER)
Seattle (SEA)
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The best prices from Perth to Seattle are usually found in February or May, booked 17 days in advance, depart on a Monday or Wednesday and return on a Monday

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How to find the cheapest flight from
Perth (PER) to Seattle (SEA)

All the information you need to plan the best PER to SEA flight in 2021: compare Perth to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
PER - SEA
Price
$1,015 - $2,588
SEA
Temperature
8 - 25 °C
SEA
Rainfall
18 - 166 mm

Popular in

January

High demand for flights, 44% potential price rise

Cheapest in

February

Best time to find cheap flights, 30% potential price drop

Round-trip from

$1,015

From Perth to Seattle

One-way from

$1,296

One-way flight from Perth to Seattle

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Perth to Seattle?

Friday flights are found to be more expensive to fly from Perth to Seattle. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Seattle.

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

February is one of the best times of the year to fly to Seattle from Perth. Prices for February average $1,117 per person but you can even find prices for as low as $879. The most expensive prices can be found in the month of December. Opting for a February flight can save you 46% on your journey compared to booking in February

When is the cheapest time to fly from Perth to Seattle (PER - SEA)?

It’s optimal to fly from Perth to Seattle in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.

Perth to Seattle 2021 flight deals

Cheap flights to Seattle from Perth found for this year
2 Sep - 22 Sep
$1,903pp
PER
Perth
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
PER
Perth
2 Sep - 22 Sep
$2,284pp
PER
Perth
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Qatar Airways
 
1 STOP
PER
Perth
2 Sep - 22 Sep
$3,067pp
PER
Perth
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Malaysia Airlines
   
2 STOPS
PER
Perth

One-way flights to Seattle from Perth

The cheapest one-way flights from Perth to Seattle
19:15 - 15:10
Multiple Airlines
2 stops
34h 55m
PER - SEA
Multiple Airlines
$1,297
Travelgenio
12:20 - 19:46
Multiple Airlines
3 stops
46h 26m
PER - SEA
Multiple Airlines
$2,285
Gotogate

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Perth</span> to <span class="emphasized">Seattle</span> flights.

Flight FAQs

From Perth to Seattle

Can I find flights from Perth to Seattle for under $1,927 on Cheapflights?

Yes, there are multiple flights from Perth to Seattle for under $1,927. The cheapest flight booked recently is on Multiple Airlines for just $1,903, but on average you can expect to pay $4,145.

Which airlines flying from Perth to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from Perth to Seattle/Tacoma Intl have new flexible policies in place due to COVID-19. Virgin Australia, Singapore Airlines, and Cathay Pacific are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Virgin Australia with this kind of flexibility.

Are there direct flights from Perth to Seattle for under $1,927 on Cheapflights?

There are no direct flights from Perth to Seattle, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

Flights from Perth to Seattle/Tacoma Intl have been viewed 322 times in the past calendar month.

Does it rain more in Perth or Seattle?

In Perth, there will be greater rainfall in Perth compared to Seattle over the next 15 days.

Is Perth weather warmer or cooler than Seattle?

Our data indicates that the weather will be 32 °C on average in the month of January. The temperature in Seattle is typically colder than in Perth. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Perth to Seattle.
Today's exchange rate
$1 = $0.78
Average temperature for May in Seattle
19.0 °C
Avg rainfall for May in Seattle
45.0 mm

Airports servicing Perth

Airports servicing Seattle

Top 7 airlines flying from Perth to Seattle

The chart below displays the airlines Cheapflights users travelling from Perth to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Cathay Pacific
$679 $993 No cancel fee 72%
Search Cathay Pacific flights
Virgin Australia
$799 $1,011 No cancel fee 80%
Search Virgin Australia flights
Singapore Airlines
$728 $1,085 No cancel fee 81%
Search Singapore Airlines flights
Air New Zealand
$791 $1,119 No cancel fee 78%
Search Air New Zealand flights
Qantas Airways
$633 $1,320 No cancel fee 74%
Search Qantas Airways flights
Japan Airlines
$753 $1,349 No cancel fee 79%

We couldn't confirm the COVID-19 safety measures taken by Japan Airlines. Please check directly on their website for additional information.

Search Japan Airlines flights
Emirates
$1,494 $1,748 No cancel fee 75%
Search Emirates flights
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