What are the most popular airlines that fly from St. Louis to New South Wales?

Before booking your flight from St. Louis to New South Wales check out the most popular airlines for this route: American Airlines, Air Canada or Delta.

Can I find flights from St. Louis to New South Wales for under $1,200 on Cheapflights?

Yes, there are multiple flights from St. Louis to New South Wales for under $1,200. The cheapest flight booked recently is on Air Canada for just $1,158, but on average you can expect to pay $1,467.

Which airlines flying from Lambert-St Louis to New South Wales have flexible cancellations due to COVID-19?

Some of our airline partners flying from Lambert-St Louis to New South Wales have new flexible policies in place due to COVID-19. Qantas Airways, American Airlines, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Qantas Airways with this kind of flexibility.

How far in advance should I book a flight from St. Louis to New South Wales?

To save on the cost of your flight from St. Louis to New South Wales, book at least 39 days before your planned departure. Booking around this time can save you about 37% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $2,615 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $2,615.

What is the cheapest month to fly from St. Louis to New South Wales?

October is one of the best times of the year to fly to New South Wales from St. Louis. Prices for October average $2,011 per person but you can even find prices for as low as $1,314. The most expensive prices can be found in the month of December. Opting for a October flight can save you 29% on your journey compared to booking in December

When is the cheapest time to fly from St. Louis to New South Wales (STL - NSW)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to New South Wales as you normally would.

What airport do you fly from for flights from St. Louis to New South Wales?

Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to New South Wales from St. Louis.

Flights from St. Louis, MO to New South Wales (NSW) from $1,158

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STL — SYD

Jun 6 — Jun 131

Round-tripOne-way

1 adult, Economy

We work with more than 300 partners to bring you better travel deals

Cheap flights from St. Louis to New South Wales in June, July 2023

These are some of the most attractive deals on flights from St. Louis to New South Wales in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Jul 28 - Aug 4

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

46h 15m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

40h 06m

$1,927

Air Canada

Deal found 5/31

Jun 4 - Jun 6

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

35h 35m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

42h 34m

$2,206

Air New Zealand

Deal found 5/31

Jun 4 - Jun 6

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

3 stops

30h 25m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

25h 54m

$2,300

Multiple Airlines

Deal found 5/31

Jul 13 - Jul 25

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

48h 25m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

25h 54m

$2,323

Air New Zealand

Deal found 5/31

Jun 30 - Jul 7

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

37h 05m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

35h 27m

$2,340

Air New Zealand

Deal found 5/31

Jul 13 - Jul 25

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

48h 25m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

25h 54m

$2,357

Air New Zealand

Deal found 5/31

Jul 12 - Jul 25

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

44h 45m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

27h 54m

$2,363

Air New Zealand

Deal found 5/31

Jul 28 - Aug 4

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

20h 35m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

29h 00m

$2,364

American Airlines

Deal found 5/31

Jul 28 - Aug 4

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

20h 35m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

24h 59m

$2,367

American Airlines

Deal found 5/31

St. Louis to New South Wales 2023 flight deals

These are some of the most attractive deals on flights from St. Louis to New South Wales in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Oct 24 - Nov 6

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

28h 40m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

39h 28m

$1,158

Air Canada

Deal found 5/31

Oct 24 - Nov 6

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

28h 40m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

39h 28m

$1,214

Air Canada

Deal found 5/31

Sep 16 - Sep 26

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

52h 25m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

40h 06m

$1,234

Air Canada

Deal found 6/1

Oct 21 - Oct 28

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

28h 40m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

39h 23m

$1,248

Air Canada

Deal found 5/31

Nov 30 - Dec 13

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

29h 50m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

39h 28m

$1,257

Air Canada

Deal found 5/30

Oct 8 - Oct 22

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

46h 30m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

40h 06m

$1,393

Air Canada

Deal found 5/30

Oct 24 - Nov 6

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

21h 55m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

20h 04m

$1,395

Qantas Airways

Deal found 6/1

Sep 16 - Sep 26

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

23h 40m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

27h 47m

$1,437

Qantas Airways

Deal found 6/1

Sep 16 - Sep 26

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

23h 04m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

27h 47m

$1,453

Qantas Airways

Deal found 6/1

Cheap Qantas Airways flights from St. Louis to New South Wales

Find some of the cheapest Qantas Airways flights traveling from St. Louis to New South Wales. Make sure to double check the flight details before booking.

Oct 24 - Nov 6

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

21h 55m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

20h 04m

$1,395

Qantas Airways

Deal found 6/1

Sep 16 - Sep 26

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

23h 40m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

27h 47m

$1,437

Qantas Airways

Deal found 6/1

Sep 16 - Sep 26

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

23h 04m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

27h 47m

$1,453

Qantas Airways

Deal found 6/1

Oct 8 - Oct 22

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

24h 21m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

19h 39m

$1,500

Qantas Airways

Deal found 5/30

Oct 24 - Nov 6

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

24h 21m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

20h 04m

$1,509

Qantas Airways

Deal found 5/31

Oct 24 - Nov 6

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

25h 01m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

21h 22m

$1,524

Qantas Airways

Deal found 5/31

Sep 20 - Sep 30

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

21h 34m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

1 stop

28h 47m

$1,551

Qantas Airways

Deal found 5/31

Oct 8 - Oct 22

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

24h 21m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

38h 25m

$1,556

Qantas Airways

Deal found 5/30

Sep 20 - Sep 30

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

1 stop

20h 09m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

22h 31m

$1,567

Qantas Airways

Deal found 5/31

Cheap Air New Zealand flights from St. Louis to New South Wales

Take a gander at the lowest prices we've found on Air New Zealand flights from St. Louis to New South Wales. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Jul 13 - Jul 25

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

48h 25m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

25h 54m

$2,323

Air New Zealand

Deal found 5/31

Jun 30 - Jul 7

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

37h 05m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

35h 27m

$2,340

Air New Zealand

Deal found 5/31

Jul 13 - Jul 25

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

48h 25m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

25h 54m

$2,357

Air New Zealand

Deal found 5/31

Jul 12 - Jul 25

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

44h 45m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

27h 54m

$2,363

Air New Zealand

Deal found 5/31

Jul 12 - Jul 26

STL

Lambert-St Louis

SYD

Sydney Kingsford Smith

2 stops

44h 45m

SYD

Sydney Kingsford Smith

STL

Lambert-St Louis

2 stops

44h 41m

$2,381

Air New Zealand

Deal found 5/31

Find flights from St. Louis to New South Wales within your budget

Fly from

Fly to

Budget

$1,158 - $2,323

Route

Depart

Return

Price

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Tue 10/24

2 stops28h 40m

Sydney Kingsford Smith

Mon 11/6

2 stops39h 28m

$1,158

Pick Dates

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Tue 10/24

2 stops28h 40m

Sydney Kingsford Smith

Mon 11/6

2 stops39h 28m

$1,214

Pick Dates

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Sat 9/16

2 stops52h 25m

Sydney Kingsford Smith

Tue 9/26

2 stops40h 06m

$1,234

Pick Dates

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Tue 10/24

1 stop21h 55m

Sydney Kingsford Smith

Mon 11/6

1 stop20h 04m

$1,395

Pick Dates

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Sat 9/16

1 stop23h 40m

Sydney Kingsford Smith

Tue 9/26

1 stop27h 47m

$1,437

Pick Dates

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Tue 10/24

1 stop23h 05m

Sydney Kingsford Smith

Mon 11/6

2 stops23h 19m

$1,564

Pick Dates

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Fri 10/6

2 stops33h 35m

Sydney Kingsford Smith

Wed 10/25

2 stops26h 10m

$1,616

Pick Dates

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Tue 10/24

3 stops28h 59m

Sydney Kingsford Smith

Mon 11/6

2 stops28h 44m

$1,664

Pick Dates

Lambert-St LouisSydney Kingsford Smith

STL - SYD

STLSYD

Lambert-St Louis

Thu 7/13

2 stops48h 25m

Sydney Kingsford Smith

Tue 7/25

2 stops25h 54m

$2,323

Pick Dates

Flights are sorted by cheapest first

Deals found on 5/31

Reviews of Airlines Servicing New South Wales

Peruse reviews from past customers who have flown with Qantas Airways, Air New Zealand and Air Canada from St. Louis to New South Wales to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Air New Zealand

8.4

Very good

55 reviews

Check prices

Reviews

1 / 10

It was great to have a straight flight to Invercargill,saved a lot of stress. The flight crew were very efficient and effective

Air New Zealand

8.4

Very good

55 reviews

Air New Zealand

8.4

Very good

55 reviews

Check prices

Reviews

1 / 10

It was great to have a straight flight to Invercargill,saved a lot of stress. The flight crew were very efficient and effective

Delta

8.0

Very good

2,370 reviews

Air New Zealand

8.4

Very good

55 reviews

Check prices

Reviews

1 / 10

It was great to have a straight flight to Invercargill,saved a lot of stress. The flight crew were very efficient and effective

American Airlines

7.3

Good

2,149 reviews

Air New Zealand

8.4

Very good

55 reviews

Check prices

Reviews

1 / 10

It was great to have a straight flight to Invercargill,saved a lot of stress. The flight crew were very efficient and effective

Qantas Airways

7.2

Good

170 reviews

Air New Zealand

8.4

Very good

55 reviews

Check prices

Reviews

1 / 10

It was great to have a straight flight to Invercargill,saved a lot of stress. The flight crew were very efficient and effective

Air Canada

6.7

Okay

931 reviews

Air New Zealand

8.4

Very good

55 reviews

Check prices

Reviews

1 / 10

It was great to have a straight flight to Invercargill,saved a lot of stress. The flight crew were very efficient and effective

Related info for your journey

Lambert-St Louis Airport is STL and Sydney Kingsford Smith Airport is SYD. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Newcastle Williamtown Airport (NTL), Ballina Byron Airport (BNK), Coffs Harbour Airport (CFS), Albury Airport (ABX), Port Macquarie Airport (PQQ) are some additional IATA codes for airports related to your trip.

Flights to New South Wales from St. Louis

Flights to St. Louis

Flights to New South Wales

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Flights from New South Wales

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Car Rentals in New South Wales

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Car Rentals at Ballina

Car Rentals at Coffs Harbour

Car Rentals at Albury

Top 7 airlines flying from St. Louis to New South Wales

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
Air Canada	Cheapest$1,027	Average$1,652	FlexibilityNo cancel fee	On-time67%	COVID-19 safety	Search Air Canada flights
ANA	Cheapest$1,349	Average$2,054	FlexibilityNo cancel fee	On-time80%	COVID-19 safety	Search ANA flights
American Airlines	Cheapest$1,434	Average$1,922	FlexibilityNo cancel fee	On-time71%	COVID-19 safety	Search American Airlines flights
Delta	Cheapest$1,453	Average$1,823	FlexibilityNo cancel fee	On-timeN/A	COVID-19 safety	Search Delta flights
United Airlines	Cheapest$1,550	Average$1,886	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights
Qantas Airways	Cheapest$1,558	Average$2,229	FlexibilityNo cancel fee	On-time74%	COVID-19 safety	Search Qantas Airways flights
Air New Zealand	Cheapest$1,613	Average$1,949	FlexibilityNo cancel fee	On-time78%	COVID-19 safety	Search Air New Zealand flights

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Cheap flights from St. Louis (STL) to New South Wales from $1,158

This is the cheapest one-way flight price, found on 5/31. Prices may vary by date and flight preferences.

How far in advance should I book a flight from St. Louis to New South Wales?

What is the cheapest month to fly from St. Louis to New South Wales?

When is the cheapest time to fly from St. Louis to New South Wales (STL - NSW)?

Cheap flights from St. Louis to New South Wales in June, July 2023

The best prices found for STL to New South Wales flights for June, July

These are some of the most attractive deals on flights from St. Louis to New South Wales in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

St. Louis to New South Wales 2023 flight deals

Cheap flights to New South Wales from St. Louis found for this year

These are some of the most attractive deals on flights from St. Louis to New South Wales in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Cheap Qantas Airways flights from St. Louis to New South Wales

Find some of the cheapest Qantas Airways flights traveling from St. Louis to New South Wales. Make sure to double check the flight details before booking.

Cheap Air New Zealand flights from St. Louis to New South Wales

Take a gander at the lowest prices we've found on Air New Zealand flights from St. Louis to New South Wales. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Find flights from St. Louis to New South Wales within your budget

Use the slider to find flights from St. Louis to New South Wales that fit your budget.

Reviews of Airlines Servicing New South Wales

Peruse reviews from past customers who have flown with Qantas Airways, Air New Zealand and Air Canada from St. Louis to New South Wales to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Useful info, stats and facts about St. Louis to New South Wales flights.

What airport do you fly from for flights from St. Louis to New South Wales?

Which airlines flying from Lambert-St Louis to New South Wales have flexible cancellations due to COVID-19?

Can I find flights from St. Louis to New South Wales for under $1,200 on Cheapflights?

What are the most popular airlines that fly from St. Louis to New South Wales?

What does STL to SYD mean?

Flights to New South Wales from St. Louis

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Top 7 airlines flying from St. Louis to New South Wales

The chart below displays the airlines Cheapflights users traveling from St. Louis to New South Wales choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

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