$643 Cheap Flights from Spokane (GEG) to Perth (PER)

View $643 flight on Wed, Mar 25, 2026Opens in a new window

Popular airlines from Spokane International Airport (GEG) to Perth Airport (PER)

Cheap Flights from Spokane to Perth (GEG-PER)

Prices were available within the past 7 days and start at $643 for one-way flights and $1,308 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Dec 4 - Mon, Dec 8
GEG
Spokane
PER
Perth
$1,308 Roundtrip, found 4 days ago
$1,308
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Spokane to Perth, returning Mon, Dec 8, priced at $1,308 found 4 days ago
Alaska Airlines
Thu, Dec 4 - Mon, Dec 8
GEG
Spokane
PER
Perth
$1,375 Roundtrip, found 4 days ago
$1,375
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Spokane to Perth, returning Mon, Dec 8, priced at $1,375 found 4 days ago
Alaska Airlines
Thu, Dec 4 - Mon, Dec 8
GEG
Spokane
PER
Perth
$1,391 Roundtrip, found 4 days ago
$1,391
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Spokane to Perth, returning Mon, Dec 8, priced at $1,391 found 4 days ago
Alaska Airlines
Thu, Jan 22 - Thu, Feb 5
GEG
Spokane
PER
Perth
$1,394 Roundtrip, found 5 days ago
$1,394
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Jan 22 from Spokane to Perth, returning Thu, Feb 5, priced at $1,394 found 5 days ago
Qantas Airways
Sat, Jan 24 - Sat, Feb 7
GEG
Spokane
PER
Perth
$1,419 Roundtrip, found 22 hours ago
$1,419
Roundtrip
found 22 hours ago
Select Qantas Airways flight, departing Sat, Jan 24 from Spokane to Perth, returning Sat, Feb 7, priced at $1,419 found 22 hours ago
Qantas Airways
Sat, Jan 24 - Wed, Feb 4
GEG
Spokane
PER
Perth
$1,427 Roundtrip, found 22 hours ago
$1,427
Roundtrip
found 22 hours ago
Select Qantas Airways flight, departing Sat, Jan 24 from Spokane to Perth, returning Wed, Feb 4, priced at $1,427 found 22 hours ago
Alaska Airlines
Thu, Jan 22 - Sat, Feb 7
GEG
Spokane
PER
Perth
$1,439 Roundtrip, found 3 days ago
$1,439
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Jan 22 from Spokane to Perth, returning Sat, Feb 7, priced at $1,439 found 3 days ago
United
Fri, Nov 28 - Wed, Dec 10
GEG
Spokane
PER
Perth
$1,497 Roundtrip, found 22 hours ago
$1,497
Roundtrip
found 22 hours ago
Select United flight, departing Fri, Nov 28 from Spokane to Perth, returning Wed, Dec 10, priced at $1,497 found 22 hours ago
Qatar Airways
Thu, Nov 13 - Tue, Nov 18
GEG
Spokane
PER
Perth
$1,671 Roundtrip, found 22 hours ago
$1,671
Roundtrip
found 22 hours ago
Select Qatar Airways flight, departing Thu, Nov 13 from Spokane to Perth, returning Tue, Nov 18, priced at $1,671 found 22 hours ago
Air New Zealand
Wed, Jan 21 - Sat, Feb 14
GEG
Spokane
PER
Perth
$2,043 Roundtrip, found 3 days ago
$2,043
Roundtrip
found 3 days ago
Select Air New Zealand flight, departing Wed, Jan 21 from Spokane to Perth, returning Sat, Feb 14, priced at $2,043 found 3 days ago

Frequently asked questions

How much does a flight from Spokane Intl. Airport (GEG) to Perth Airport (PER) cost?
Lock in a cheap one-way flight from $643 or cheap return flight from $1,308 from Spokane Intl. Airport (GEG) to Perth Airport (PER) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Spokane Intl. Airport (GEG) to Perth Airport (PER)?
The cheapest month to fly from GEG to PER is December, when there's less demand. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Spokane Intl. Airport (GEG) to Perth Airport (PER)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from GEG to PER. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Spokane Intl. Airport (GEG) to Perth Airport (PER)?
There aren't any daily nonstop flights available from Spokane Intl. Airport (GEG) to Perth Airport (PER). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from GEG to PER?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a number of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Spokane Intl. Airport (GEG) to Perth Airport (PER)?
To land at Perth Airport (PER) on time, select a flight that leaves from Spokane Intl. Airport (GEG) 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 Spokane Intl. Airport (GEG) to Perth Airport (PER) last-minute?
Booking your flight from GEG to PER right before your trip is usually more expensive. But if you're flexible with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a GEG to PER flight and hotel package?
Compared with arranging flights and hotels separately, booking a GEG to PER flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Just secure your flights and select from our extensive range of stays, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Spokane Intl. Airport (GEG) to Perth Airport (PER)?
Generally, it's possible to cancel or reschedule your GEG to PER flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Spokane Intl.
Destination airport
Perth
Airlines serving
Air New Zealand, Alaska Airlines, American Airlines, Qantas Airways, Qatar Airways, United
Roundtrip price
$1,307
Distance
9463 mi

Book with confidence

Spokane to Perth Flights

The cheapest times to fly from Spokane to Perth

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 Spokane to Perth are during the month of December. You can find some of the cheapest flights from Spokane to Perth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Spokane to Perth

Sunday is one of the best days to book for cheap flights from Spokane to Perth: 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 Spokane to Perth

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 Spokane to Perth in 2025. You can also book with separate airlines for your outbound and return journeys, from $643 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 Spokane to Perth 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 Spokane to Perth 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.

 

Spokane to Perth Flights

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*Available to One Key members.