Cheap flights from Monrovia Roberts to Perth

Compare Monrovia Roberts to Perth flight deals

Find the cheapest month or even day of the year to fly to Perth

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Find the cheapest month to fly from Monrovia Roberts to Perth

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

Monrovia Roberts to Perth: Alternative routes

Compare routes from Monrovia Roberts to Perth below. You may find an airport to fly into that's cheaper, faster, or easier than Perth.

Monrovia to Perth: Flight information

The things to know before you go.
Cheapest flight found$1,811
Cheapest month to flyJune

Finding cheap flights from Monrovia Roberts to Perth: Frequently asked questions

The best price we found for a return flight from Monrovia Roberts to Perth is $3,266. 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 Monrovia Roberts to Perth. But we found flights with one or more stops from $3,265.
As of May 2026, there are no flights flying from Monrovia Roberts to Perth.
The cheapest month to fly from Monrovia Roberts to Perth is usually June.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Monrovia Roberts Airport to Perth Airport on Friday, 19 June 2026.
No airlines currently offer direct flights between Monrovia Roberts Airport and Perth Airport. 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 Perth 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 Perth is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Brussels Airlines offers the cheapest flight tickets to Perth.

Travelling from Roberts International Airport (ROB) to Perth Airport (PER): what you need to know

  • The timezone in Perth is UTC+8, which is eight hours ahead of Monrovia.

  • Your ROB to PER flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • Travelling during a peak month like June? Major public holidays and other popular seasons can lead to longer lines and delays at security. Play things extra safe and get there up to four hours ahead of an international flight and two hours before a domestic departure.

How to find the cheapest flights from Roberts International Airport (ROB) to Perth Airport (PER)

  • $1,811 is currently the best price for a one-way Roberts International Airport to Perth Airport flight. Return flights start at $3,266. These prices can change based on demand and availability.

  • It's usually best to book early if you want to find cheap tickets from ROB to PER. That's because flight prices are based on demand, which tends to rise closer to the date of departure.

  • The 'Whole month' tool shows you the cheapest flights from Roberts International Airport to Perth Airport throughout the month. It's an easy way to snap up a bargain if your travel plans are flexible.

  • Picking up cheap flights from ROB to PER is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know when fares go down.

  • Lock in the right flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Roberts International Airport to Perth Airport, use the 'Sort by' function. You can also filter results by arrival and departure times, airline, and number of stops.

Handy information about Roberts International Airport (ROB)

  • Roberts International Airport is around 56 kilometres from central Monrovia. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 1 hour 30 minutes or so to get there, depending on the traffic.

  • Have an early flight from Roberts International Airport to Perth Airport? Stay somewhere close to ROB, such as The Farmington Hotel. Time Royal Ambassador Hotel will also put you moments from the terminal.

Arriving at Perth Airport (PER)

Getting from Perth Airport (PER) to central Perth

  • From Perth Airport, Perth is approximately 16 kilometres away. It takes around 20 minutes to drive to the centre.

  • If you're travelling on public transport, expect a journey of roughly 30 minutes.

When to fly to Perth Airport (PER)

  • July is the most popular month for flights from Roberts International Airport to Perth Airport. To escape the crowds, go to Perth in February.

  • The warmest month in Perth is January, with the temperature ranging between 17ºC (63ºF) and 35ºC (95ºF). Lock in your flights from Roberts International Airport to Perth Airport in this month if this is the type of weather you enjoy.

  • If you like cooler conditions, search for a cheap ticket from ROB to PER in August. Average temperatures are between 8ºC (46ºF) and 20ºC (68ºF) then.

Explore more of Australia

  • You've done Perth, now it's time to explore other parts of Australia. Journey around 40 kilometres south to Rockingham to check off its popular sights. From Penguin Island to The Catalpa Memorial and Point Peron, there's plenty to keep you on the go.

  • Around 64 kilometres south of Perth, Mandurah is another essential stop in Australia. Experience this destination's highlights firsthand at Emma Blyth Gallery, Dolphin Quay and Len Howard Conservation Park.

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