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Cheap flights from St. Louis to Perth from $2,454

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Perth departing on 19/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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Find the cheapest flights from St. Louis to Perth

Cheap return flights

These are some of the best return flight deals from St. Louis to Perth that have been recently found on momondo from popular airlines, departing in the coming months.
06:44 - 18:45STL-PER
47h 01m2 stops
22:45 - 23:59PER-STL
38h 14m2 stops
$2,454Qatar Airways
Find Deal
Wed, 19 Mar - Mon, 7 Apr
13:42 - 16:00STL-PER
37h 18m3 stops
08:05 - 22:15PER-STL
27h 10m2 stops
$2,486
Find Deal
Sat, 24 May - Sun, 3 Aug
07:00 - 18:45STL-PER
46h 45m2 stops
22:45 - 23:59PER-STL
38h 14m2 stops
$2,579Qatar Airways
Find Deal
Tue, 18 Mar - Sun, 6 Apr
13:42 - 16:00STL-PER
37h 18m3 stops
19:50 - 22:15PER-STL
39h 25m2 stops
$2,638
Find Deal
Sat, 24 May - Mon, 4 Aug
06:09 - 22:55STL-PER
51h 46m2 stops
08:05 - 04:58PER-STL
33h 53m2 stops
$2,717Air New Zealand
Find Deal
Sat, 24 May - Sun, 3 Aug
06:09 - 22:55STL-PER
51h 46m2 stops
19:50 - 04:58PER-STL
46h 08m2 stops
$2,752Air New Zealand
Find Deal
Sat, 24 May - Mon, 4 Aug
06:15 - 09:35STL-PER
38h 20m2 stops
00:10 - 23:16PER-STL
36h 06m2 stops
$2,783Cathay Pacific
Find Deal
Mon, 17 Mar - Sun, 6 Apr
06:15 - 09:35STL-PER
62h 20m2 stops
00:10 - 23:16PER-STL
36h 06m2 stops
$2,799Cathay Pacific
Find Deal
Sun, 16 Mar - Sun, 6 Apr
06:09 - 12:30STL-PER
41h 21m2 stops
01:10 - 04:58PER-STL
40h 48m2 stops
$3,748United Airlines
Find Deal
Sat, 24 May - Sun, 3 Aug
06:09 - 12:30STL-PER
41h 21m2 stops
01:10 - 04:58PER-STL
40h 48m2 stops
$4,377United Airlines
Find Deal
Sat, 24 May - Sat, 2 Aug

Qatar Airways flights from St. Louis to Perth

Our best Qatar Airways deals on St. Louis to Perth flight tickets
Qatar Airways
3 Mar
STL07:00Lambert-St Louis
45h 45m
2 stops
PER18:45Perth
11 Mar
PER22:45Perth
38h 14m
2 stops
STL23:59Lambert-St Louis
Qatar Airways
19 Mar
STL06:44Lambert-St Louis
47h 01m
2 stops
PER18:45Perth
7 Apr
PER22:45Perth
38h 14m
2 stops
STL23:59Lambert-St Louis
Qatar Airways
18 Mar
STL07:00Lambert-St Louis
46h 45m
2 stops
PER18:45Perth
6 Apr
PER22:45Perth
38h 14m
2 stops
STL23:59Lambert-St Louis

Air New Zealand flights from St. Louis to Perth

Our best Air New Zealand deals on St. Louis to Perth flight tickets
Air New Zealand
24 May
STL06:09Lambert-St Louis
51h 46m
2 stops
PER22:55Perth
3 Aug
PER08:05Perth
33h 53m
2 stops
STL04:58Lambert-St Louis
Air New Zealand
24 May
STL06:09Lambert-St Louis
51h 46m
2 stops
PER22:55Perth
4 Aug
PER19:50Perth
46h 08m
2 stops
STL04:58Lambert-St Louis
Air New Zealand
3 Mar
STL09:00Lambert-St Louis
42h 10m
2 stops
PER17:10Perth
11 Mar
PER22:55Perth
34h 54m
3 stops
STL20:49Lambert-St Louis

See travel insights to Perth from

How to get the cheapest flight ticket from St. Louis to Perth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Perth?

The cheapest day to depart from St. Louis to Perth is on a Tuesday. Travellers who choose to depart for Perth on a Tuesday will often find tickets for as low as $0. The most expensive day to fly to Perth is Monday, with ticket prices averaging around $3,007.

What is the cheapest time of day to depart on your flight to Perth?

In the morning is the cheapest time of day to fly from St. Louis to Perth when you can find flight prices for as low as $0. Flying to Perth in the morning is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive, with an average ticket price of $3,007.

When to book flights from St. Louis to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Perth according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap St. Louis to Perth (STL to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Perth

Best price found

$2,454

Fastest flight time

32h 40m

Direct flights

None

Airports in Perth

1 airport
The best flight deal from St. Louis to Perth found on momondo in the last 72 hours is $2,454
The fastest flight from St. Louis to Perth takes 32h 40m
There are no direct flights from St. Louis to Perth. Popular non-direct route for this connection is Lambert-St Louis Airport - Perth Airport.
There is 1 airport near Perth: Perth (PER)

  • How far is Lambert-St Louis to Perth by plane?

    There are 17533.8 km between Lambert-St Louis and Perth. In terms of flight time, this usually takes a little over 32h 40m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Perth Airport?

    Prices for flights from Lambert-St Louis Airport to Perth Airport refresh daily.

  • How old do you have to be to fly from Lambert-St Louis Airport to Perth Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The travel and health documents required for your trip to Perth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Mandurah
Fremantle
Rottnest Island
Scarborough

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Perth?

It is quick and easy to find St. Louis to Perth flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Perth that suits you.

Can I find flights from St. Louis to Perth with flexible booking policies on momondo?

All flight searches from St. Louis to Perth on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to Perth?

momondo helps you find the best flight between St. Louis and Perth by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to Perth right now. Can momondo alert me if prices change?

Price alerts on flights to Perth from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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