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Kingsford Smith Airport to Seattle-Tacoma International Airport flight

Explore the cheapest one-way and round-trip flights from Kingsford Smith Airport to Seattle-Tacoma International Airport over the next 90 days, with one-way fares from €399 and round-trip from €790. Based on Trip.com's latest 7-day flight data.

      • SYD 10:10
        26h 35m
        1 stop
        SEA 18:45
        Sydney - Seattle | Sun, Nov 8 | American Airlines
        SEA 11:06
        27h 54m
        1 stop
        SYD 09:00
        Seattle - Sydney | Sat, Nov 14 | Frontier Airlines
        €790 €1,188
        34% off
        34% off
        €1,188 €790
      • SYD 11:20
        27h 41m
        1 stop
        SEA 20:01
        Sydney - Seattle | Fri, Nov 20 | American Airlines
        SEA 12:46
        25h 14m
        1 stop
        SYD 09:00
        Seattle - Sydney | Sun, Nov 22 | Frontier Airlines
        €802 €1,188
        32% off
        32% off
        €1,188 €802
      • SYD 11:10
        25h 16m
        1 stop
        SEA 18:26
        Sydney - Seattle | Sat, Nov 14 | American Airlines
        SEA 11:06
        26h 54m
        1 stop
        SYD 09:00
        Seattle - Sydney | Sat, Nov 21 | Frontier Airlines
        €809 €1,188
        32% off
        32% off
        €1,188 €809
      • SYD 10:40
        21h
        1 stop
        SEA 12:40
        Sydney - Seattle | Sat, Nov 21 | Delta Air Lines
        SEA 17:57
        19h 33m
        1 stop
        SYD 08:30
        Seattle - Sydney | Sat, Nov 28 | Delta Air Lines
        €815
        31% off
        €1,188 €815
      • SYD 11:10
        20h 50m
        1 stop
        SEA 13:00
        Sydney - Seattle | Sat, Nov 21 | American Airlines
        SEA 13:35
        24h 25m
        1 stop
        SYD 09:00
        Seattle - Sydney | Sat, Nov 28 | American Airlines
        €817
        31% off
        €1,188 €817
      • SYD 10:40
        23h 10m
        1 stop
        SEA 14:50
        Sydney - Seattle | Fri, Nov 20 | Delta Air Lines
        SEA 21:20
        40h 10m
        1 stop
        SYD 08:30
        Seattle - Sydney | Fri, Nov 27 | Delta Air Lines
        €823
        31% off
        €1,188 €823
      • SYD 10:10
        20h 57m
        1 stop
        SEA 13:07
        Sydney - Seattle | Sat, Oct 31 | American Airlines
        SEA 13:37
        24h 28m
        1 stop
        SYD 08:05
        Seattle - Sydney | Sat, Nov 7 | American Airlines
        €837
        30% off
        €1,188 €837
      • SYD 10:10
        20h 57m
        1 stop
        SEA 13:07
        Sydney - Seattle | Fri, Nov 6 | American Airlines
        SEA 07:10
        31h 50m
        1 stop
        SYD 09:00
        Seattle - Sydney | Fri, Nov 13 | American Airlines
        €849
        28% off
        €1,188 €849
      • SYD 10:15
        20h 25m
        1 stop
        SEA 12:40
        Sydney - Seattle | Sat, Nov 7 | Delta Air Lines
        SEA 21:35
        39h 55m
        1 stop
        SYD 07:30
        Seattle - Sydney | Fri, Nov 13 | Delta Air Lines
        €850
        28% off
        €1,188 €850
      • SYD 10:30
        19h 5m
        1 stop
        SEA 11:35
        Sydney - Seattle | Mon, Nov 9 | United Airlines
        SEA 13:59
        23h 1m
        1 stop
        SYD 07:00
        Seattle - Sydney | Sun, Nov 15 | United Airlines
        €855
        28% off
        €1,188 €855
      • SYD 11:20
        18h 58m
        1 stop
        SEA 12:18
        Sydney - Seattle | Sat, Oct 31 | United Airlines
        SEA 19:25
        18h 30m
        1 stop
        SYD 07:55
        Seattle - Sydney | Sun, Nov 8 | United Airlines
        €865
        27% off
        €1,188 €865
      • SYD 10:40
        21h
        1 stop
        SEA 12:40
        Sydney - Seattle | Mon, Nov 23 | Delta Air Lines
        SEA 07:15
        30h 15m
        1 stop
        SYD 08:30
        Seattle - Sydney | Mon, Nov 30 | Delta Air Lines
        €867
        27% off
        €1,188 €867
      • SYD 13:00
        17h 25m
        1 stop
        SEA 14:00
        Sydney - Seattle | Fri, Oct 9 | Normal Airline
        SEA 15:00
        6h
        Direct
        SYD 16:00
        Seattle - Sydney | Sun, Oct 11 | Normal Airline
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      • SYD 10:15
        26h 11m
        1 stop
        SEA 18:26
        Sydney - Seattle | Sun, Nov 8 | Delta Air Lines
        €399 €673
        41% off
        41% off
        €673 €399
      • SYD 10:40
        27h 14m
        1 stop
        SEA 18:54
        Sydney - Seattle | Sat, Nov 28 | Delta Air Lines
        €447 €673
        34% off
        34% off
        €673 €447
      • SYD 09:15
        26h 21m
        1 stop
        SEA 18:36
        Sydney - Seattle | Sat, Oct 10 | Delta Air Lines
        €450 €673
        33% off
        33% off
        €673 €450
      • SYD 10:15
        26h 11m
        1 stop
        SEA 18:26
        Sydney - Seattle | Sat, Nov 7 | Delta Air Lines
        €464
        31% off
        €673 €464
      • SYD 10:40
        30h 18m
        1 stop
        SEA 21:58
        Sydney - Seattle | Fri, Nov 20 | Delta Air Lines
        €470
        30% off
        €673 €470
      • SYD 10:15
        26h 11m
        1 stop
        SEA 18:26
        Sydney - Seattle | Fri, Nov 6 | Delta Air Lines
        €471
        30% off
        €673 €471
      • SYD 10:15
        28h 12m
        1 stop
        SEA 20:27
        Sydney - Seattle | Mon, Nov 2 | Delta Air Lines
        €483
        28% off
        €673 €483
      • SYD 10:15
        20h 12m
        1 stop
        SEA 12:27
        Sydney - Seattle | Fri, Oct 23 | Delta Air Lines
        €483
        28% off
        €673 €483
      • SYD 10:15
        20h 25m
        1 stop
        SEA 12:40
        Sydney - Seattle | Sat, Oct 24 | Delta Air Lines
        €491
        27% off
        €673 €491
      • SYD 10:40
        27h 14m
        1 stop
        SEA 18:54
        Sydney - Seattle | Mon, Nov 23 | Delta Air Lines
        €491
        27% off
        €673 €491
      • SYD 10:15
        29h 43m
        1 stop
        SEA 21:58
        Sydney - Seattle | Sun, Nov 1 | Delta Air Lines
        €491
        27% off
        €673 €491
      • SYD 09:15
        28h 24m
        1 stop
        SEA 20:39
        Sydney - Seattle | Mon, Oct 19 | Delta Air Lines
        €491
        27% off
        €673 €491
      • SYD 13:00
        17h 25m
        1 stop
        SEA 14:00
        Sydney - Seattle | Fri, Oct 9 | Normal Airline
        Find more flights
        Find more flights

Flight fares from Kingsford Smith Airport to Seattle-Tacoma International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Trip.com Price Insights: Flights from Kingsford Smith Airport to Seattle-Tacoma International Airport

What is the cheapest month to fly return from Kingsford Smith Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average monthly return fares from Kingsford Smith Airport to Seattle-Tacoma International Airport in the Trip.com database.

Based on Trip.com's data from the past 12 months, July is often the month to find the lowest fares from Kingsford Smith Airport to Seattle-Tacoma International Airport, with an average price of €668. April is usually the most expensive month, with an average price reaching €1,667.

€1,667
€1,168
€668
€169
    Cheapest
  • €1,667
    Apr
  • €832
    May
  • €853
    Jun
  • €668
    Jul
  • €1,181
    Aug
  • €794
    Sep
  • €1,128
    Oct
  • €1,014
    Nov
  • €942
    Dec
  • €1,029
    Jan
  • €932
    Feb
  • €909
    Mar

What is the cheapest day of the week to fly from Kingsford Smith Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average ticket prices from Kingsford Smith Airport to Seattle-Tacoma International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Kingsford Smith Airport to Seattle-Tacoma International Airport is Saturday, with average prices usually lower than other days. Avoid departing on Tuesday as prices are typically highest on that day.

€779
€639
€499
€359
    Cheapest
  • €666
    Mon
  • €779
    Tue
  • €579
    Wed
  • €640
    Thu
  • €714
    Fri
  • €499
    Sat
  • €706
    Sun

Which airline offers the cheapest flights from Kingsford Smith Airport to Seattle-Tacoma International Airport?

The cheapest airline flying from Kingsford Smith Airport to Seattle-Tacoma International Airport is Delta Air Lines (from €374) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Delta Air Lines
From €374
United Airlines
From €375
Fiji Airways
From €407
Virgin Australia
From €486
American Airlines
From €504
Philippine Airlines
From €597
Qantas Airways
From €608
Cathay Pacific
From €630
Air Canada
From €632
Alaska Airlines
From €633

Find more flights and airlines

What is the flight schedule from Kingsford Smith Airport to Seattle-Tacoma International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL040

    Kingsford Smith Airport

    09:15

    SYD

    14h 50m

    Direct

    06:05

    LAX

    S M T W T F S
    Search

  2. DL2980

    Los Angeles International Airport

    07:35

    LAX

    3h

    Direct

    10:35

    SEA

    S M T W T F S

  3. UA842

    Kingsford Smith Airport

    21:00

    SYD

    13h 40m

    Direct

    16:40

    LAX

    S M T W T F S
    Search

  4. UA5736

    Los Angeles International Airport

    08:30

    LAX

    3h 5m

    Direct

    11:35

    SEA

    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. UA2744

    San Francisco International Airport

    12:03

    SFO

    2h 14m

    Direct

    14:17

    SEA

    S M T W T F S

  7. DL040

    Kingsford Smith Airport

    09:15

    SYD

    14h 50m

    Direct

    06:05

    LAX

    S M T W T F S
    Search

  8. DL1714

    Los Angeles International Airport

    09:30

    LAX

    3h 1m

    Direct

    12:31

    SEA

    S M T W T F S

  9. DL040

    Kingsford Smith Airport

    09:15

    SYD

    14h 50m

    Direct

    06:05

    LAX

    S M T W T F S
    Search

  10. DL1045

    Los Angeles International Airport

    11:10

    LAX

    3h 2m

    Direct

    14:12

    SEA

    S M T W T F S

  11. FJ910

    Kingsford Smith Airport

    14:15

    SYD

    4h

    Direct

    19:15

    NAN

    S M T W T F S
    Search

  12. FJ810

    Nadi International Airport

    21:40

    NAN

    10h 25m

    Direct

    13:05

    LAX

    S M T W T F S

  13. AS1305

    Los Angeles International Airport

    16:59

    LAX

    2h 51m

    Direct

    19:50

    SEA

    S M T W T F S

  14. DL040

    Kingsford Smith Airport

    09:15

    SYD

    14h 50m

    Direct

    06:05

    LAX

    S M T W T F S
    Search

  15. DL2606

    Los Angeles International Airport

    13:50

    LAX

    2h 54m

    Direct

    16:44

    SEA

    S M T W T F S

  16. UA870

    Kingsford Smith Airport

    10:20

    SYD

    14h 30m

    Direct

    06:50

    SFO

    S M T W T F S
    Search

  17. UA2279

    San Francisco International Airport

    16:25

    SFO

    2h 19m

    Direct

    18:44

    SEA

    S M T W T F S

  18. DL040

    Kingsford Smith Airport

    09:15

    SYD

    14h 50m

    Direct

    06:05

    LAX

    S M T W T F S
    Search

  19. F91177

    Los Angeles International Airport

    17:38

    LAX

    3h

    Direct

    20:38

    SEA

    S M T W T F S

  20. FJ910

    Kingsford Smith Airport

    14:15

    SYD

    4h

    Direct

    19:15

    NAN

    S M T W T F S
    Search

  21. FJ810

    Nadi International Airport

    21:40

    NAN

    10h 25m

    Direct

    13:05

    LAX

    S M T W T F S

  22. AS1301

    Los Angeles International Airport

    17:50

    LAX

    2h 49m

    Direct

    20:39

    SEA

    S M T W T F S
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About Kingsford Smith Airport and Seattle-Tacoma International Airport

Learn about Kingsford Smith Airport (SYD) and Seattle-Tacoma International Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 12,485.04km
Cheapest one-way ticket price €399
Cheapest return ticket price €790

FAQs for Kingsford Smith Airport to Seattle-Tacoma International Airport Flights

  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
  • One-way flights from Kingsford Smith Airport to Seattle-Tacoma International Airport currently start from €399, and round-trip fares start from €790. The current lowest fare is a Delta Air Lines flight departing on Sun, Nov 8; 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 Seattle-Tacoma International Airport is €889. Prices may vary depending on the departure date, airline, and availability.
  • Enter Kingsford Smith Airport and Seattle-Tacoma 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.

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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 on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, 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 the 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.