Beginning of main content
Round Trip Icon
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Search over 1,000,000 properties worldwide and 550 airlines worldwide.

Search over a million flights, hotels, packages, and more

No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap SEA to PER Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Seattle to Perth route information

Origin Airport Seattle - Tacoma Intl.
Destination Airport Perth
Airlines Serving Air Canada, Air New Zealand, All Nippon Airways, American Airlines, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Delta, Emirates, Qantas Airways, Qatar Airways, Singapore Airlines, Thai Airways International, United, Virgin Australia
Flight Price $939
Distance 9,240 mi

Cheap SEA to PER Flights

  • Question : What is the cheapest airline flying from Seattle to Perth?
    Answer : United Airlines is offering the best deal at $771. Better snatch it up fast because prices range all the way up to $12,571 over the next three months.
  • Question : How much time do people spend in Perth?
    Answer : The average time spent hanging out in Perth by travelers from Seattle is 16 days. However long you decide to stay, give yourself plenty of time to see what makes Perth fantastic.
  • Question : What is the cheapest day to fly?
    Answer : The cheapest day to fly from Seattle to Perth is on Tuesday. If you are trying to save some cash on your next trip look for flights on Tuesday.
  • Question : What is the cheapest day to fly to Perth?
    Answer : Sep 5th has bookings (as of Aug 19th) as cheap as $791. That comes in 69% below the average price for this route. Saving now means you'll have more money to spend on your trip.
  • Question : How much is a plane ticket to Perth (PER) from Seattle (SEA)? Cost can range anywhere from $771 to $12,571, prices for SEA to PER do change much more than most routes from the United States. Remember, booking ahead can save you cash you can use to treat yourself while on your vacation. And who doesn't enjoy treating themselves?
    Answer : Cost can range anywhere from $771 to $12,571, prices for SEA to PER do change much more than most routes from the United States. Remember, booking ahead can save you cash you can use to treat yourself while on your vacation. And who doesn't enjoy treating themselves?
  • Question : Can I change the date of my flight?
    Answer : Yes, you can adjust your departure date. If you want to save a little cash in doing so, the lowest-cost day to fly in September is Tuesday.

Seattle to Perth Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Seattle to Perth will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Perth.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SEA to PER flights that won’t make your bank account wince. Ready to temporarily leave behind Seattle for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to PER with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.