Cheap Flights from Perth (PER) to Seattle (BFI)

Popular airlines from Perth Airport (PER) to Seattle, WA (BFI-Boeing Field)

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Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $1,232
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $1,232

Frequently asked questions

How much does a flight from Perth Airport (PER) to Boeing Field Airport (BFI) cost?
Secure a cheap one-way flight or cheap return flight from Perth Airport (PER) to Boeing Field Airport (BFI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Perth Airport (PER) to Boeing Field Airport (BFI)?
The cheapest month to fly from PER to BFI is , when demand is low. Off-peak months are usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Perth Airport (PER) to Boeing Field Airport (BFI)?
To find the cheapest airline that'll fly you from PER to BFI, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Perth Airport (PER) to Boeing Field Airport (BFI)?
You'll need to book a flight with a layover when traveling from Perth Airport (PER) to Boeing Field Airport (BFI). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from PER to BFI?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Perth Airport (PER) to Boeing Field Airport (BFI)?
To touch down at Boeing Field Airport (BFI) without delays, select a flight that takes off from Perth Airport (PER) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Perth Airport (PER) to Boeing Field Airport (BFI) last-minute?
Last-minute bookings from PER to BFI are usually more expensive. To secure the lowest prices, start looking for flights ahead of time. That being said, if you're flexible with your travel dates, it's possible to find a cheap fare just before your departure.
Is it cheaper to book a PER to BFI flight and hotel package?
Opting for a PER to BFI flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our extensive range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Perth Airport (PER) to Boeing Field Airport (BFI)?
If you reserved your PER to BFI flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Perth
Destination airport
Boeing Field
Distance
9241 mi

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Perth to Seattle Flights

The cheapest times to fly from Perth to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Perth to Seattle are during the month of . You can find some of the cheapest flights from Perth to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Perth to Seattle

Sunday is one of the best days to book for cheap flights from Perth to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Perth to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Perth to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Perth to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Perth to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Perth to Seattle Flights

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*Available to One Key members.