Cheap flights from Seattle (SEA) to Perth (PER)

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The best prices from Seattle to Perth are usually found in May or February, booked 60 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Home Oceania Australia Perth Cheap flights from Seattle to Perth

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

SEA - PER
Price
$1,035 - $1,730
PER
Temperature
64.4 - 89.6 °F
PER
Rainfall
0.2 - 5.6 inches

Popular in

January

High demand for flights, 26% potential price rise

Cheapest in

May

Best time to find cheap flights, 20% potential price drop

Average price

$1,096

Average for round-trip flights in February 2021

Round-trip from

$1,035

From Seattle to Perth

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 round-trip from Seattle to Perth?

Users have found that flying from Seattle to Perth on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Due to multiple factors, expect to potentially pay more when booking in September. For low rates, June can be a great choice for travel to Perth. Flights to Perth from Seattle in June are about $1,237 on average during June, but can be found for as low as $640.

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

When flying from Seattle to Perth, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 12% versus a flight at noon.

Cheap flights from Seattle to Perth in February, March 2021

27 Feb - 6 Mar
$7,221pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
PER
Perth
PER
Perth
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
27 Mar - 9 Apr
$7,559pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
PER
Perth
PER
Perth
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
23 Mar - 30 Mar
$7,560pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
PER
Perth
PER
Perth
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Seattle to Perth 2021 flight deals

17 Aug - 2 Sep
$1,223pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
PER
Perth
PER
Perth
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
17 Aug - 30 Aug
$1,225pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
PER
Perth
PER
Perth
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
14 Aug - 2 Sep
$1,278pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
PER
Perth
PER
Perth
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Related info for your journey

Flight FAQs

From Seattle to Perth

Are flight prices decreasing from Seattle to Perth due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Perth for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

Due to the rapidly changing circumstances due to COVID-19, airlines like Singapore Airlines, Qantas Airways, and Air New Zealand flying from Seattle/Tacoma Intl to Perth have implemented new flexible cancellation policies.

Can I find flights from Seattle to Perth for under $1,300 on Cheapflights?

Yes, there are multiple flights from Seattle to Perth for under $1,300. The cheapest flight booked recently is on Multiple Airlines for just $1,223, but on average you can expect to pay $1,311.

Are there nonstop flights from Seattle to Perth for under $1,200 on Cheapflights?

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

Does it rain more in Seattle or Perth?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Seattle is roughly greater than that of Perth. You can assume this to be the case over the next 18 days.

Is Seattle weather warmer or cooler than Perth?

We forecast the temperature to be around the 90 °F's in January, on average. The temperature in Perth is generally hotter than in Seattle. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Seattle to Perth?

A quick flight from Seattle to Perth can take about 22h 35m. Singapore Airlines provides one of the quickest options available for as low as $1,484.

What is the cheapest airline to fly from Seattle to Perth round-trip?

Currently priced at $1,484, Singapore Airlines will fly you from Seattle to Perth and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip.

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Alternative routes for Seattle to Perth

Spokane to Brisbane from $6,539 pp

Destination information for Perth

Today's exchange rate
$1 = $1.27
Average temperature for February in Perth
89.6 °F
Avg rainfall for February in Perth
0.7 ″

Airports servicing Seattle

Seattle (SEA)

Airports servicing Perth

Perth (PER)

Top 6 airlines flying from Seattle to Perth

Airline Cheapest Average Flexibility On-time COVID-19 safety
Qantas Airways 		$832 $1,263 No cancel fee 74%
Air Canada 		$1,141 $1,279 No cancel fee 67%
Singapore Airlines 		$904 $1,283 No cancel fee 81%
Virgin Australia 		$1,066 $1,361 No cancel fee 80%
Air New Zealand 		$937 $2,235 No cancel fee 78%
Emirates 		$1,381 $3,408 No cancel fee 75%

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