$140 Cheap Flights from Kalgoorlie - Boulder (KGI) to Perth (PER)

View $140 flight on Wed, Aug 20, 2025Opens in a new window

Popular airlines from Kalgoorlie - Boulder, WA (KGI) to Perth Airport (PER)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Kalgoorlie - Boulder to Perth (KGI-PER)

Prices were available within the past 7 days and start at $140 for one-way flights and $272 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Australia
Sat, Aug 9 - Sat, Aug 16
KGI
Kalgoorlie - Boulder
PER
Perth
$272 Roundtrip, found 4 days ago
$272
Roundtrip
found 4 days ago
Select Virgin Australia flight, departing Sat, Aug 9 from Kalgoorlie - Boulder to Perth, returning Sat, Aug 16, priced at $272 found 4 days ago
Virgin Australia
Thu, Jul 24 - Wed, Jul 30
KGI
Kalgoorlie - Boulder
PER
Perth
$279 Roundtrip, found 22 hours ago
$279
Roundtrip
found 22 hours ago
Select Virgin Australia flight, departing Thu, Jul 24 from Kalgoorlie - Boulder to Perth, returning Wed, Jul 30, priced at $279 found 22 hours ago
Virgin Australia
Thu, Jul 24 - Wed, Jul 30
KGI
Kalgoorlie - Boulder
PER
Perth
$359 Roundtrip, found 22 hours ago
$359
Roundtrip
found 22 hours ago
Select Virgin Australia flight, departing Thu, Jul 24 from Kalgoorlie - Boulder to Perth, returning Wed, Jul 30, priced at $359 found 22 hours ago
Virgin Australia
Thu, Jul 24 - Wed, Jul 30
KGI
Kalgoorlie - Boulder
PER
Perth
$371 Roundtrip, found 22 hours ago
$371
Roundtrip
found 22 hours ago
Select Virgin Australia flight, departing Thu, Jul 24 from Kalgoorlie - Boulder to Perth, returning Wed, Jul 30, priced at $371 found 22 hours ago
Qantas Airways
Sat, Aug 9 - Sat, Aug 16
KGI
Kalgoorlie - Boulder
PER
Perth
$374 Roundtrip, found 4 days ago
$374
Roundtrip
found 4 days ago
Select Qantas Airways flight, departing Sat, Aug 9 from Kalgoorlie - Boulder to Perth, returning Sat, Aug 16, priced at $374 found 4 days ago
Virgin Australia
Thu, Jul 24 - Wed, Jul 30
KGI
Kalgoorlie - Boulder
PER
Perth
$382 Roundtrip, found 22 hours ago
$382
Roundtrip
found 22 hours ago
Select Virgin Australia flight, departing Thu, Jul 24 from Kalgoorlie - Boulder to Perth, returning Wed, Jul 30, priced at $382 found 22 hours ago
Virgin Australia
Fri, Jul 25 - Fri, Aug 1
KGI
Kalgoorlie - Boulder
PER
Perth
$393 Roundtrip, found 2 days ago
$393
Roundtrip
found 2 days ago
Select Virgin Australia flight, departing Fri, Jul 25 from Kalgoorlie - Boulder to Perth, returning Fri, Aug 1, priced at $393 found 2 days ago
Qantas Airways
Thu, Jul 24 - Wed, Jul 30
KGI
Kalgoorlie - Boulder
PER
Perth
$410 Roundtrip, found 22 hours ago
$410
Roundtrip
found 22 hours ago
Select Qantas Airways flight, departing Thu, Jul 24 from Kalgoorlie - Boulder to Perth, returning Wed, Jul 30, priced at $410 found 22 hours ago
Virgin Australia
Thu, Jul 31 - Wed, Aug 6
KGI
Kalgoorlie - Boulder
PER
Perth
$415 Roundtrip, found 1 day ago
$415
Roundtrip
found 1 day ago
Select Virgin Australia flight, departing Thu, Jul 31 from Kalgoorlie - Boulder to Perth, returning Wed, Aug 6, priced at $415 found 1 day ago
Virgin Australia
Mon, Sep 29 - Thu, Oct 2
KGI
Kalgoorlie - Boulder
PER
Perth
$416 Roundtrip, found 15 hours ago
$416
Roundtrip
found 15 hours ago
Select Virgin Australia flight, departing Mon, Sep 29 from Kalgoorlie - Boulder to Perth, returning Thu, Oct 2, priced at $416 found 15 hours ago
Flights from Kalgoorlie - Boulder (KGI) to Perth (PER)
Origin airport
Kalgoorlie - Boulder
Destination airport
Perth
Airlines serving
Qantas Airways, Virgin Australia
Roundtrip price
$272
Distance
333 mi
Average flight time
1 hour 14 mins

Kalgoorlie - Boulder to Perth Flights

The cheapest times to fly from Kalgoorlie - Boulder 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 Kalgoorlie - Boulder to Perth are during the month of August. You can find some of the cheapest flights from Kalgoorlie - Boulder to Perth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kalgoorlie - Boulder to Perth

Sunday is one of the best days to book for cheap flights from Kalgoorlie - Boulder 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 Kalgoorlie - Boulder 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 Kalgoorlie - Boulder to Perth in 2025. You can also book with separate airlines for your outbound and return journeys, from $140 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 Kalgoorlie - Boulder 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 Kalgoorlie - Boulder 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.

 

Frequently asked questions

How much does a flight from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER) cost?
Discover the latest flight deals from KGI to PER by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from KGI to PER?
The cheapest flights from KGI to PER are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER)?
Skip the layovers and travel straight to Perth Airport (PER) from Kalgoorlie - Boulder Airport (KGI) with 4 carriers, including:

  • Virgin Australia
  • Qantas
  • Alliance Airlines

What is the cheapest airline that flies from KGI to PER?
Jet off from KGI to PER with Virgin Australia. This carrier currently offers the cheapest one-way fare for this route, starting at $138. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from KGI on July 27 2025. Prices were last updated on June 29 2025 and have not changed since.
How many flights per day from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER)?
Each day on average, 6 nonstop flights operate from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER). Pick the departure time that best suits your travel plans.
What are the most popular departure times for flights from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER)?
Flights between KGI and PER are busiest at 8 AM. If you're after a quieter experience and potentially cheaper prices, look for a time when demand is lower.
What day of the week has the most flights from KGI to PER?
If you jet off on a Thursday, you'll get the greatest range of choices for flights from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER).
What is the earliest flight from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER)?
Hop on the earliest flight at around 7:10AM UTC+8, heading out of Kalgoorlie - Boulder Airport (KGI). You'll be flying for roughly 1h 15m, touching down at Perth Airport (PER) at approximately 8:25AM UTC+8.
How long does it take to fly from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER)?
The average flight duration from KGI to PER is 1 hour and 12 minutes, covering a total distance of 330 mi.
What airline has the least delays from KGI to PER?
Consider booking with Air New Zealand if you'd like to fly straight from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER) without any delays. This carrier has the best track record for punctuality, with an on-time performance of 100%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER)?
To arrive at Perth Airport (PER) without delays, opt for a flight that leaves from Kalgoorlie - Boulder Airport (KGI) 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.
What airports do you fly into for Perth from Kalgoorlie - Boulder Airport (KGI)?
If you're taking a direct flight from Kalgoorlie - Boulder Airport (KGI) to Perth, Perth Airport (PER) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER) last-minute?
Last-minute fares from KGI to PER are usually more expensive. To lock in the best prices, start searching for flights as early as possible. That being said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before you leave.
Is it cheaper to book a KGI to PER flight and hotel package?
You'll generally save money by booking a KGI to PER flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your ideal accommodations and flights, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Kalgoorlie - Boulder Airport (KGI) to Perth Airport (PER)?
If you booked your KGI to PER flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Explore a world of travel with Expedia

*Available to One Key members.