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Cheap flights from Australia to St. Louis from $742

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to St. Louis departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Australia to St. Louis

Cheap return flights

These are some of the best return flight deals from Australia to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Australia to St. Louis.

Cheap last-minute flights

Planning a quick getaway from Australia to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals to St. Louis

Find recent round-trip train or bus tickets from Australia to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
09:20 - 15:16SYD-STL
44h 56m2 stops
16:05 - 07:20STL-SYD
48h 15m2 stops
$1,559Air Canada
Find Deal
Thu, 22 May - Sat, 14 Jun
09:20 - 15:16SYD-STL
44h 56m2 stops
16:05 - 07:20STL-SYD
48h 15m2 stops
$1,560Air Canada
Find Deal
Wed, 21 May - Sat, 14 Jun
12:00 - 17:53MEL-STL
21h 53m1 stop
13:45 - 09:00STL-MEL
27h 15m2 stops
$2,008United Airlines
Find Deal
Mon, 10 Mar - Wed, 19 Mar
12:00 - 16:53MEL-STL
21h 53m1 stop
13:45 - 08:30STL-MEL
26h 45m2 stops
$2,081United Airlines
Find Deal
Sun, 9 Mar - Mon, 17 Mar
10:25 - 14:09SYD-STL
18h 44m1 stop
06:29 - 07:05STL-SYD
33h 36m1 stop
$2,106American Airlines
Find Deal
Thu, 22 May - Sat, 14 Jun
07:20 - 22:59MEL-STL
32h 39m2 stops
14:21 - 05:40STL-MEL
47h 19m2 stops
$2,547
Find Deal
Sun, 9 Mar - Thu, 20 Mar
07:30 - 13:03SYD-STL
22h 33m2 stops
06:03 - 09:00STL-SYD
33h 57m1 stop
$2,555American Airlines
Find Deal
Mon, 23 Dec - Tue, 7 Jan
07:20 - 23:59MEL-STL
32h 39m2 stops
14:21 - 05:40STL-MEL
47h 19m2 stops
$2,567
Find Deal
Wed, 12 Mar - Tue, 18 Mar
12:00 - 23:50MEL-STL
27h 50m1 stop
19:51 - 10:20STL-MEL
22h 29m2 stops
$3,179Qantas Airways
Find Deal
Sat, 15 Mar - Sat, 22 Mar
12:00 - 23:50MEL-STL
27h 50m1 stop
19:51 - 11:40STL-MEL
23h 49m2 stops
$3,414Qantas Airways
Find Deal
Sat, 15 Mar - Wed, 19 Mar
16:50 - 23:59MEL-STL
47h 09m2 stops
Wed, 12 Mar
16:50 - 23:59MEL-STL
47h 09m2 stops
Wed, 12 Mar
16:50 - 22:59MEL-STL
47h 09m2 stops
Sun, 9 Mar
16:50 - 22:59MEL-STL
47h 09m2 stops
Sun, 9 Mar
14:00 - 14:25MEL-STL
40h 25m3 stops
Mon, 10 Mar
12:00 - 15:16MEL-STL
43h 16m2 stops
$1,287United Airlines
Find Deal
Mon, 10 Mar
12:00 - 17:53MEL-STL
21h 53m1 stop
$1,297United Airlines
Find Deal
Mon, 10 Mar
08:00 - 14:06MEL-STL
47h 06m3 stops
$2,047Air Canada
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Sun, 9 Mar
08:00 - 14:06MEL-STL
47h 06m3 stops
$2,064Air Canada
Find Deal
Sun, 9 Mar
18:35 - 23:50MEL-STL
45h 15m3 stops
$2,080Cathay Pacific
Find Deal
Tue, 11 Mar

Air Canada flights from Australia to St. Louis

Our best Air Canada deals on Australia to St. Louis flight tickets
Air Canada
22 May
SYD09:20Sydney Kingsford Smith
44h 56m
2 stops
STL15:16Lambert-St Louis
14 June
STL16:05Lambert-St Louis
48h 15m
2 stops
SYD07:20Sydney Kingsford Smith
Air Canada
21 May
SYD09:20Sydney Kingsford Smith
44h 56m
2 stops
STL15:16Lambert-St Louis
14 June
STL16:05Lambert-St Louis
48h 15m
2 stops
SYD07:20Sydney Kingsford Smith
Air Canada
22 May
SYD09:20Sydney Kingsford Smith
44h 56m
2 stops
STL15:16Lambert-St Louis
14 June
STL13:30Lambert-St Louis
50h 50m
3 stops
SYD07:20Sydney Kingsford Smith

United Airlines flights from Australia to St. Louis

Our best United Airlines deals on Australia to St. Louis flight tickets
United Airlines
10 Mar
MEL12:00Melbourne
21h 53m
1 stop
STL17:53Lambert-St Louis
19 Mar
STL13:45Lambert-St Louis
27h 15m
2 stops
MEL09:00Melbourne
United Airlines
9 Mar
MEL12:00Melbourne
21h 53m
1 stop
STL16:53Lambert-St Louis
17 Mar
STL13:45Lambert-St Louis
26h 45m
2 stops
MEL08:30Melbourne
United Airlines
12 May
SYD10:20Sydney Kingsford Smith
27h 21m
1 stop
STL22:41Lambert-St Louis
31 May
STL18:00Lambert-St Louis
22h 00m
1 stop
SYD07:00Sydney Kingsford Smith

See travel insights to St. Louis from

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

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 month to fly to St. Louis?

The month of February is, on average, the cheapest month to fly to St. Louis from Australia, with most prices found around $1,846. If you aren’t able to travel to St. Louis during the month of February, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $1,937.

What is the cheapest day to depart on your flight to St. Louis?

According to our data, Wednesday is the cheapest day to fly to St. Louis from Australia. The lowest ticket price found for a Wednesday departure recently was $2,100. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Australia to St. Louis on a Thursday will generally be more expensive and average around $2,658. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Australia at midday is the least expensive time of day to depart. momondo users have found prices as low as $0 when looking at flights departing at midday. In the evening is when there is more demand to fly to St. Louis, so prices are often more expensive at around $3,193 per ticket.

Can stopping save me money on Australia to St. Louis flights?

You could potentially save up to 42% on your flight if you consider stops on a Australia to St. Louis flight.

Cheap Australia to St. Louis flight deals and tips

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

Best price found

$742

Fastest flight time

18h 13m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Australia in the past 72 hours is $742. The best return flight deal from Australia to St. Louis found on momondo in the last 72 hours is $1,559.
The fastest flight from Australia to St. Louis takes 18h 13m
There are no direct flights from Australia to St. Louis. Popular non-direct routes for this connection are Sydney Kingsford Smith Airport - Lambert-St Louis Airport and Melbourne Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

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

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

  • How many operators does momondo search for flights from Australia to Lambert-St Louis Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Australia to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Best airlines flying from Australia to St. Louis

Compare and see reviews for airlines that fly from Australia to St. Louis with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,410Free cancellationRating
7.4
9,165 reviews
Search United Airlines flights
Air CanadaPriceFrom $1,432Free cancellationRating
7.0
8,265 reviews
Search Air Canada flights
American AirlinesPriceFrom $1,483Free cancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air New ZealandPriceFrom $1,545Free cancellationRating
8.0
525 reviews
Search Air New Zealand flights
Qantas AirwaysPriceFrom $1,700Free cancellationRating
7.6
818 reviews
Search Qantas Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Australia to St. Louis. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Australia to St. Louis flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to St. Louis from Australia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Australia and alert you when they change.


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