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

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Flight deals from Perth Airport to Seattle

Looking for a cheap last-minute deal or the best return flight from Perth Airport to Seattle? If you want to travel next month, return fares start from £970. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Perth to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Perth to Seattle flights are currently cheapest in April.

Perth to Seattle: Flight information

The things to know before you go.
Cheapest flight found£576
Cheapest month to flyApril

Finding cheap flights from Perth to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Perth to Seattle is £962. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Perth to Seattle. But we found flights with one or more stops from £962.
As of April 2026, there are no flights flying from Perth to Seattle.
The cheapest month to fly from Perth to Seattle is usually June.
If you're flying from Perth Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 12.1 miles away from the centre of Seattle. We've found flights into this airport from £962.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Perth Airport to Seattle on Monday, 8 June 2026.
No airlines currently offer direct flights between Perth Airport and Seattle. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 8°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, Japan Airlines offers the cheapest flight tickets to Seattle.

Travelling from Perth Airport (PER) to Seattle: what you need to know

  • Perth Airport is located in Perth. Based in the UTC-8 timezone, Seattle is 16 hours behind Perth.

  • For a relaxed start to your PER to Seattle flight, allow plenty of time to check in and drop off your luggage. Turning up two hours ahead of international departures and one hour before domestic flights is the general rule.

  • You'll likely experience longer queues during popular months like July. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a smart move.

  • Stopovers are the ideal opportunity to break up your journey and maybe even explore a different city. When browsing for plane tickets from PER to Seattle, uncheck the 'Direct flights only' box to see where you can stop along the way. Popular options include:

    • Dubai International Airport (DXB)

    • Singapore Changi Airport (SIN)

    • Doha Hamad International Airport (DOH)

  • Located around 10 kms (6 miles) from the centre of Perth, PER can be reached in about 20 minutes by car, depending on traffic. The journey on public transport takes roughly 25 minutes.

  • Looking for a hotel near PER? If you're catching an early flight from Perth Airport to Seattle, these stays put the terminal practically at your doorstep:

  • 74% of flights that depart Perth Airport make it to their destination on time.

How to find the cheapest flights from Perth Airport (PER) to Seattle

  • The best price we've seen for a one-way Perth Airport to Seattle flight is £576. The cheapest price for a return flight is £962. Bear in mind fares can change due to demand at the time of booking.

  • Booking ahead of time is often the key to finding a cheap flight from PER to Seattle. Flight prices rise as demand increases, so the nearer you get to departure, the more expensive your ticket may be.

  • If you have flexibility with your travel dates, try using the 'Whole month' tool. It'll show you the lowest price across each month when searching for your Perth Airport to Seattle ticket.

  • Save time looking for cheap flights from PER to Seattle by setting up a Price Alert. We'll send you an email or push notification on the app when fares go down.

  • Find an affordable flight from Perth Airport to Seattle with the help of our filters. Select your preferred duration, departure time and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • The distance from Seattle-Tacoma International Airport (SEA) to central Seattle is roughly 23 kms (14 miles). It takes about 25 minutes to reach the centre driving.

  • Travelling to the centre on public transport typically takes 35 minutes.

  • Think about booking a hotel near SEA if you're coming in on a late flight from Perth Airport to Seattle. Pick one of these accommodation options and skip the long transfer:

  • To secure the lowest price, reserve your vehicle from Seattle-Tacoma International Airport around one week in advance of your flight from PER to Seattle.

Seattle Paine Field International Airport (PAE)

  • Seattle Paine Field International Airport (PAE) is roughly 40 kms (25 miles) from the centre of Seattle. Once you've disembarked your flight from Perth Airport to Seattle, it'll take you around 40 minutes to reach the heart of the city in a ride-share or taxi.

  • Travelling by public transport will take around 1 hour 30 minutes.

  • Place the 'Do not disturb' sign on your door and relax at a hotel close to PAE. Here are a few options where you can settle in after your PER to Seattle flight:

  • Avoid the long lines and paperwork at the rental desk by having everything prearranged. Reserve your ride from PAE ahead of time so you can simply grab the keys and get going.

King County International Airport (BFI)

  • Set your sights on the city centre after your flight from Perth Airport to Seattle has arrived. Central Seattle is around 11 kms (7 miles) from King County International Airport (BFI) and takes roughly 20 minutes to get to by car.

  • The journey will take about 35 minutes using public transport.

  • Enjoy a restful, unhurried start to your trip by choosing a hotel near BFI after your PER to Seattle flight. Take a load off after a long travel day or simply give yourself time to find your footing in a new city at:

  • Rental providers sometimes offer deals on early bookings, so book your vehicle from BFI a few weeks in advance of your flight from Perth Airport to Seattle. A little planning can save you money.

Best time to go to Seattle

  • It's time to work out your trip dates for your flight from Perth Airport to Seattle. July is the most popular month to visit Seattle. If you like a quieter vibe, go in December.

  • Before booking a Perth Airport to Seattle plane ticket, think about what kind of weather you prefer. August is the warmest month in Seattle, with temperatures ranging from 12ºC to 28ºC.

  • February sees average temperatures of between -1ºC and 11ºC. Search for a cheap ticket from PER to Seattle around that time if you want to travel when it's cooler.

More about Seattle

  • Once you've booked your flight from Perth Airport to Seattle, choose a hotel that puts you right where the action is. Make one of these options your base for exploring Seattle:

  • Every great holiday has to include a little sightseeing. Pike Place Market, Space Needle and Seattle Skyline are must-visits when exploring Seattle.

Explore more of the United States

  • Seattle has plenty to offer, but there are so many other parts of the United States you should also see. About 241 kms (150 miles) south of Seattle, a visit to Portland will keep your itinerary packed. Start with leading attractions like Portland Japanese Garden, Peninsula Park Rose Garden and Beyond Van Gogh Portland.

  • If you're interested in discovering another major destination in the United States, consider Spokane, about 370 kms (230 miles) east of Seattle. Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.