Cheap Flights from Sydney to Seattle, WA from $441

Return flight: Seattle – Sydney

On Cheapflightsplus.com you will find 1000 connecting flights from Sydney to Seattle. You can compare airfare deals from 42 airlines and multiple travel sites from $441, book and save on cheap plane tickets and last minute offers. Also check out SYD-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Sydney to Seattle Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $441 (one-way), $756 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Sydney to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
09:20 — 09:18
11:20 — 06:55 AC34 Air Canada
Sydney — Vancouver
1h 30m stop
08:50 — 09:57 AC8798 Air Canada
Vancouver — Seattle
16h 58m
including layover
Find flight
from$414
09:20 — 12:58
09:20 — 06:45 AC34 Air Canada
Sydney — Vancouver
5h 10m stop
11:55 — 12:58 AC8800 Air Canada
Vancouver — Seattle
20h 38m
including layover
Find flight
from$414
09:20 — 14:13
11:20 — 06:55 AC34 Air Canada
Sydney — Vancouver
6h 25m stop
13:25 — 14:30 AC8804 Air Canada
Vancouver — Seattle
21h 53m
including layover
Find flight
from$414
09:20 — 18:33
09:20 — 06:44 AC34 Air Canada
Sydney — Vancouver
10h 45m stop
17:30 — 18:33 AC8806 Air Canada
Vancouver — Seattle
26h 13m
including layover
Find flight
from$414
09:20 — 22:13
09:20 — 06:44 AC34 Air Canada
Sydney — Vancouver
14h 25m stop
21:10 — 22:13 AC8810 Air Canada
Vancouver — Seattle
29h 53m
including layover
Find flight
from$414
09:30 — 13:30
09:30 — 06:10 UA842 United Airlines
Sydney — Los Angeles
4h 25m stop
10:54 — 13:46 UA357 United Airlines
Los Angeles — Seattle
21h
including layover
Find flight
from$443
10:20 — 15:46
10:20 — 06:50 UA870 United Airlines
Sydney — San Francisco
6h 45m stop
13:35 — 15:46 UA1218 United Airlines
San Francisco — Seattle
22h 26m
including layover
Find flight
from$445
10:20 — 00:59
10:20 — 06:50 UA870 United Airlines
Sydney — San Francisco
16h 5m stop
22:55 — 00:59 UA2400 United Airlines
San Francisco — Seattle
31h 39m
including layover
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from$445
10:30 — 11:55
09:30 — 06:05 UA842 United Airlines
Sydney — Los Angeles
2h 55m stop
09:00 — 11:55 UA1093 United Airlines
Los Angeles — Seattle
19h 25m
including layover
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from$441
10:30 — 21:38
09:30 — 06:10 UA842 United Airlines
Sydney — Los Angeles
12h 40m stop
19:07 — 21:58 UA684 United Airlines
Los Angeles — Seattle
29h 8m
including layover
Find flight
from$441
11:20 — 11:57
11:20 — 06:55 UA870 United Airlines
Sydney — San Francisco
2h 45m stop
09:40 — 11:57 UA757 United Airlines
San Francisco — Seattle
18h 37m
including layover
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from$441
11:20 — 16:09
10:20 — 06:55 UA870 United Airlines
Sydney — San Francisco
7h stop
13:55 — 16:09 UA1008 United Airlines
San Francisco — Seattle
22h 49m
including layover
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from$441
11:20 — 18:49
10:20 — 06:55 UA870 United Airlines
Sydney — San Francisco
9h 40m stop
16:35 — 18:49 UA1636 United Airlines
San Francisco — Seattle
25h 29m
including layover
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from$441
11:20 — 23:09
10:20 — 06:55 UA870 United Airlines
Sydney — San Francisco
14h stop
20:55 — 23:09 UA1577 United Airlines
San Francisco — Seattle
29h 49m
including layover
Find flight
from$441
11:20 — 00:54
+1 day
10:20 — 06:55 UA870 United Airlines
Sydney — San Francisco
15h 40m stop
22:35 — 00:54 UA5770 United Airlines
San Francisco — Seattle
31h 34m
including layover
Find flight
from$441
*Departure and arrival times - local. Updated on September 12, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Sydney to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Sydney and Seattle is 12472 miles. Time difference between the cities is 6h. Airplanes depart 06:00 to 22:20 from 5 Sydney airports and arrive 06:00 to 22:20 to 3 Seattle airports. Average flight time is 31h 20m.

  • The fastest flight 16h 55m
  • Average flight time 31h 20m
  • The earliest flight 06:00
  • The latest flight 22:20
  • Distance 7750 ml

Popular Airlines on the Route

The flight Sydney — Seattle is served by 42 regular airlines and 8 low-cost airlines. Most of the flights on this route are operated by Japan Airlines - JAL - 1 departures per week at the price of from $ 993 . And the most expensive tickets are offered by Cathay Pacific airline - from $ 5954.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 1000 flights with layovers on the route. The fastest connecting flight is HA452 by Hawaiian Airlines takes 16h 55m.

  • 3U - Sichuan Airlines
    from $677
    Find
  • PR - Philippine Airlines
    from $692
    Find
  • JL - Japan Airlines - JAL
    from $993
    Find
  • TW - T'way Airlines
    from $689
    Find
  • FJ - Air Pacific
    from $689
    Find
  • JQ - Jetstar Airways
    from $560
    Find
  • HO - Juneyao Airlines
    from $1171
    Find
  • UA - United Airlines
    from $441
    Find
  • NZ - Air New Zealand Limited
    from $933
    Find
  • HX - Hong Kong Airlines
    from $1108
    Find
  • QF - Qantas
    from $493
    Find
  • OD - Malindo Air
    from $1172
    Find
See more connecting flights

Airports

You can fly from Sydney to Seattle from 5 airports (Bankstown, Palm Beach SPB, Rose Bay, Kingsford Smith, Sydney West).

Sydney airports

  • Bankstown-BWU
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  • Palm Beach SPB-LBH
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  • Rose Bay-RSE
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  • Kingsford Smith-SYD
    from $414
    Find
  • Sydney West-SWZ
    Find

Seattle airports

  • Boeing Field International Airport-BFI
    Find
  • Seattle-Tacoma Intl-SEA
    Find
  • Kenmore Air Harbor SPB-LKE
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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