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Kingsford Smith Airport to St. Louis Lambert International Airport flight

Explore the cheapest one-way and round-trip flights from Kingsford Smith Airport to St. Louis Lambert International Airport over the next 90 days, with one-way fares from AU$ 996 and round-trip from AU$ 1,458. Based on Trip.com's latest 7-day flight data.

      • SYD 10:20
        45h 3m
        1 stop
        STL 15:23
        Sydney - St. Louis | Tue, Oct 27 | Air Canada
        STL 16:05
        48h 30m
        1 stop
        SYD 09:35
        St. Louis - Sydney | Tue, Nov 3 | Air Canada
        AU$ 1,458 AU$ 2,367
        38% off
        38% off
        AU$ 2,367 AU$ 1,458
      • SYD 10:20
        43h 40m
        1 stop
        STL 14:00
        Sydney - St. Louis | Fri, Oct 23 | Air Canada
        STL 16:05
        48h 30m
        1 stop
        SYD 08:35
        St. Louis - Sydney | Mon, Oct 26 | Air Canada
        AU$ 1,462 AU$ 2,367
        38% off
        38% off
        AU$ 2,367 AU$ 1,462
      • SYD 11:20
        45h 6m
        1 stop
        STL 15:26
        Sydney - St. Louis | Tue, Nov 3 | Air Canada
        STL 16:05
        48h 30m
        1 stop
        SYD 09:35
        St. Louis - Sydney | Sat, Nov 7 | Air Canada
        AU$ 1,594 AU$ 2,367
        33% off
        33% off
        AU$ 2,367 AU$ 1,594
      • SYD 11:10
        28h 36m
        1 stop
        STL 23:46
        Sydney - St. Louis | Tue, Oct 27 | Qantas Airways
        STL 08:10
        31h 50m
        1 stop
        SYD 09:00
        St. Louis - Sydney | Tue, Nov 3 | Qantas Airways
        AU$ 1,639
        31% off
        AU$ 2,367 AU$ 1,639
      • SYD 11:20
        23h 23m
        1 stop
        STL 18:43
        Sydney - St. Louis | Thu, Oct 8 | United Airlines
        STL 07:08
        32h 47m
        1 stop
        SYD 07:55
        St. Louis - Sydney | Thu, Oct 15 | United Airlines
        AU$ 1,751
        26% off
        AU$ 2,367 AU$ 1,751
      • SYD 10:10
        29h 36m
        1 stop
        STL 23:46
        Sydney - St. Louis | Thu, Oct 8 | Qantas Airways
        STL 06:04
        34h 1m
        1 stop
        SYD 08:05
        St. Louis - Sydney | Thu, Oct 15 | American Airlines
        AU$ 1,753
        26% off
        AU$ 2,367 AU$ 1,753
      • SYD 11:50
        27h 25m
        1 stop
        STL 22:15
        Sydney - St. Louis | Tue, Nov 10 | United Airlines
        STL 11:00
        27h
        1 stop
        SYD 07:00
        St. Louis - Sydney | Tue, Nov 17 | United Airlines
        AU$ 1,771
        25% off
        AU$ 2,367 AU$ 1,771
      • SYD 09:15
        21h 58m
        1 stop
        STL 14:13
        Sydney - St. Louis | Thu, Nov 5 | United Airlines
        STL 11:00
        27h
        1 stop
        SYD 07:00
        St. Louis - Sydney | Thu, Nov 12 | United Airlines
        AU$ 1,776
        25% off
        AU$ 2,367 AU$ 1,776
      • SYD 09:20
        23h 30m
        1 stop
        STL 16:50
        Sydney - St. Louis | Tue, Oct 27 | United Airlines
        STL 08:00
        32h 20m
        1 stop
        SYD 09:20
        St. Louis - Sydney | Tue, Nov 3 | United Airlines
        AU$ 1,781
        25% off
        AU$ 2,367 AU$ 1,781
      • SYD 14:05
        21h 11m
        1 stop
        STL 18:16
        Sydney - St. Louis | Tue, Nov 10 | Qantas Airways
        STL 14:54
        23h 1m
        1 stop
        SYD 06:55
        St. Louis - Sydney | Tue, Nov 17 | Qantas Airways
        AU$ 1,787
        25% off
        AU$ 2,367 AU$ 1,787
      • SYD 14:05
        21h 11m
        1 stop
        STL 18:16
        Sydney - St. Louis | Thu, Nov 5 | Qantas Airways
        STL 14:54
        23h 1m
        1 stop
        SYD 06:55
        St. Louis - Sydney | Thu, Nov 12 | Qantas Airways
        AU$ 1,811
        23% off
        AU$ 2,367 AU$ 1,811
      • SYD 11:20
        23h 23m
        1 stop
        STL 18:43
        Sydney - St. Louis | Wed, Oct 21 | United Airlines
        STL 08:00
        33h 20m
        1 stop
        SYD 09:20
        St. Louis - Sydney | Wed, Oct 28 | United Airlines
        AU$ 1,822
        23% off
        AU$ 2,367 AU$ 1,822
      • SYD 13:00
        17h 25m
        1 stop
        STL 14:00
        Sydney - St. Louis | Sun, Sep 27 | Normal Airline
        STL 15:00
        6h
        Direct
        SYD 16:00
        St. Louis - Sydney | Tue, Sep 29 | Normal Airline
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      • SYD 10:10
        29h 36m
        1 stop
        STL 23:46
        Sydney - St. Louis | Tue, Oct 20 | American Airlines
        AU$ 996 AU$ 2,533
        61% off
        61% off
        AU$ 2,533 AU$ 996
      • SYD 11:20
        23h 23m
        1 stop
        STL 18:43
        Sydney - St. Louis | Tue, Oct 20 | United Airlines
        AU$ 1,031 AU$ 2,533
        59% off
        59% off
        AU$ 2,533 AU$ 1,031
      • SYD 10:20
        23h 23m
        1 stop
        STL 18:43
        Sydney - St. Louis | Mon, Sep 28 | United Airlines
        AU$ 1,214 AU$ 2,533
        52% off
        52% off
        AU$ 2,533 AU$ 1,214
      • SYD 11:20
        23h 23m
        1 stop
        STL 18:43
        Sydney - St. Louis | Tue, Oct 20 | Virgin Australia
        AU$ 1,228
        52% off
        AU$ 2,533 AU$ 1,228
      • SYD 10:20
        26h
        1 stop
        STL 20:20
        Sydney - St. Louis | Tue, Oct 20 | Air Canada
        AU$ 1,594
        37% off
        AU$ 2,533 AU$ 1,594
      • SYD 09:20
        26h
        1 stop
        STL 20:20
        Sydney - St. Louis | Mon, Sep 28 | Air Canada
        AU$ 1,735
        32% off
        AU$ 2,533 AU$ 1,735
      • SYD 18:50
        20h 56m
        1 stop
        STL 23:46
        Sydney - St. Louis | Tue, Oct 20 | Qantas Airways
        AU$ 1,750
        31% off
        AU$ 2,533 AU$ 1,750
      • SYD 12:00
        36h 24m
        1 stop
        STL 09:24
        Sydney - St. Louis | Mon, Sep 28 | American Airlines
        AU$ 1,842
        27% off
        AU$ 2,533 AU$ 1,842
      • SYD 12:00
        19h 40m
        1 stop
        STL 16:40
        Sydney - St. Louis | Mon, Sep 28 | Qantas Airways
        AU$ 1,950
        23% off
        AU$ 2,533 AU$ 1,950
      • SYD 13:00
        17h 25m
        1 stop
        STL 14:00
        Sydney - St. Louis | Sun, Sep 27 | Normal Airline
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Flight fares from Kingsford Smith Airport to St. Louis Lambert International Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

Which airline offers the cheapest flights from Kingsford Smith Airport to St. Louis Lambert International Airport?

The cheapest airline flying from Kingsford Smith Airport to St. Louis Lambert International Airport is Delta Air Lines (from AU$ 797) among 9 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Delta Air Lines
From AU$ 797
American Airlines
From AU$ 996
United Airlines
From AU$ 1,031
Virgin Australia
From AU$ 1,228
Qatar Airways
From AU$ 1,373
Alaska Airlines
From AU$ 1,523
Air Canada
From AU$ 1,594
Qantas Airways
From AU$ 1,750
Cathay Pacific
From AU$ 1,784

Find more flights and airlines

What is the flight schedule from Kingsford Smith Airport to St. Louis Lambert International Airport?

Check the schedule for flights from Sydney to St. Louis and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. QF007

    Kingsford Smith Airport

    13:00

    SYD

    15h 30m

    Direct

    12:30

    DFW

    S M T W T F S
    Search

  2. QF4554

    Dallas Fort Worth International Airport

    14:47

    DFW

    1h 53m

    Direct

    16:40

    STL

    S M T W T F S

  3. QF011

    Kingsford Smith Airport

    11:15

    SYD

    13h 45m

    Direct

    06:00

    LAX

    S M T W T F S
    Search

  4. AA5000

    Los Angeles International Airport

    17:45

    LAX

    3h 45m

    Direct

    23:30

    STL

    S M T W T F S

  5. UA870

    Kingsford Smith Airport

    10:20

    SYD

    14h 30m

    Direct

    06:50

    SFO

    S M T W T F S
    Search

  6. UA1905

    San Francisco International Airport

    12:45

    SFO

    3h 58m

    Direct

    18:43

    STL

    S M T W T F S

  7. VA8004

    Kingsford Smith Airport

    10:20

    SYD

    13h 30m

    Direct

    06:50

    SFO

    S M T W T F S
    Search

  8. UA1905

    San Francisco International Airport

    12:45

    SFO

    3h 58m

    Direct

    18:43

    STL

    S M T W T F S

  9. AC034

    Kingsford Smith Airport

    09:20

    SYD

    21h 9m

    Direct

    16:29

    YYZ

    S M T W T F S
    Search

  10. AC8891

    Toronto Pearson International Airport

    18:45

    YYZ

    2h 5m

    Direct

    19:50

    STL

    S M T W T F S

  11. AS852

    Kingsford Smith Airport

    21:40

    SYD

    10h 5m

    Direct

    10:45

    HNL

    - M - W T F S
    Search

  12. AS802

    Honolulu International Airport

    15:35

    HNL

    5h 23m

    Direct

    22:58

    LAX

    S M T W T F S

  13. DL430

    Los Angeles International Airport

    23:45

    LAX

    3h 46m

    Direct

    05:31

    MSP

    S M T W T - S

  14. DL5286

    Minneapolis-Saint Paul International Airport

    07:00

    MSP

    1h 48m

    Direct

    08:48

    STL

    S M T W T - S

  15. AA072

    Kingsford Smith Airport

    09:10

    SYD

    13h 50m

    Direct

    06:00

    LAX

    S M T W T F S
    Search

  16. AA5000

    Los Angeles International Airport

    17:45

    LAX

    3h 45m

    Direct

    23:30

    STL

    S M T W T F S

  17. AA7261

    Kingsford Smith Airport

    13:00

    SYD

    15h 30m

    Direct

    12:30

    DFW

    S M T W T F S
    Search

  18. AA3333

    Dallas Fort Worth International Airport

    07:34

    DFW

    1h 50m

    Direct

    09:24

    STL

    S M T W T F S

  19. CX138

    Kingsford Smith Airport

    22:20

    SYD

    9h 20m

    Direct

    04:40

    HKG

    S M T W T F S
    Search

  20. CX806

    Hong Kong International Airport

    12:10

    HKG

    14h 45m

    Direct

    13:55

    ORD

    S M T W T F S

  21. CX7590

    O'Hare International Airport

    17:59

    ORD

    1h 28m

    Direct

    19:27

    STL

    S M T W T F S

  22. QR909

    Kingsford Smith Airport

    21:45

    SYD

    14h 50m

    Direct

    04:35

    DOH

    S M T W T F S
    Search

  23. QR729

    Hamad International Airport

    07:50

    DOH

    15h 50m

    Direct

    15:40

    DFW

    S M T W T F S

  24. QR2370

    Dallas Fort Worth International Airport

    17:20

    DFW

    1h 47m

    Direct

    19:07

    STL

    S M T W T F S
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About Kingsford Smith Airport and St. Louis Lambert International Airport

Learn about Kingsford Smith Airport (SYD) and St. Louis Lambert International Airport (STL) — including location, terminals, transportation, and travel tips.

Flight distance 14,596.5km
Cheapest one-way ticket price AU$ 996
Cheapest return ticket price AU$ 1,458

FAQs for Kingsford Smith Airport to St. Louis Lambert International Airport Flights

  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.
  • One-way flights from Kingsford Smith Airport to St. Louis Lambert International Airport currently start from AU$ 996, and round-trip fares start from AU$ 1,458. The current lowest fare is a American Airlines flight departing on Tue, Oct 20; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Kingsford Smith Airport to St. Louis Lambert International Airport is AU$ 1,453. Prices may vary depending on the departure date, airline, and availability.
  • Enter Kingsford Smith Airport and St. Louis Lambert International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Most popular destination

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.