Cheap Flights from Seattle, WA to Sydney from $592
On Cheapflightsplus.com you will find 347 connecting flights from Seattle to Sydney. You can compare airfare deals from 30 airlines and multiple travel sites from $592, book and save on cheap plane tickets and last minute offers. Also check out SEA-SYD flight schedule to find best flight time, convenient departure and arrival airports.
Find One-Way and Round-Trip Seattle to Sydney Flight Deals
Best Flights from Seattle to Sydney Today
Price | Departure | Arrival | Flight Duration | Airline | Flight |
---|---|---|---|---|---|
from $592 | 07:00 Seattle Seattle-Tacoma Intl | 19:45+1 день Sydney Kingsford Smith | 17h 45m layover 0h 55m - Honolulu | Hawaiian Airlines | HA21 HA451 |
from $607 | 15:05 Seattle Seattle-Tacoma Intl | 09:35+2 дня Sydney Kingsford Smith | 23h 30m layover 6h 28m - Vancouver | Air Canada | AC8807 AC33 |
from $607 | 10:35 Seattle Seattle-Tacoma Intl | 09:35+2 дня Sydney Kingsford Smith | 28h 0m layover 10h 58m - Vancouver | Air Canada | AC8803 AC33 |
from $607 | 05:45 Seattle Seattle-Tacoma Intl | 09:35+2 дня Sydney Kingsford Smith | 32h 50m layover 15h 48m - Vancouver | Air Canada | AC8801 AC33 |
from $616 | 07:00 Seattle Seattle-Tacoma Intl | 19:45+1 день Sydney Kingsford Smith | 17h 45m layover 0h 55m - Honolulu | Alaska Airlines | AS8021 AS8451 |
from $628 | 19:05 Seattle Seattle-Tacoma Intl | 13:40+2 дня Sydney Kingsford Smith | 23h 35m layover 3h 38m - Vancouver 2h 25m - Brisbane | Air Canada | AC8811 AC35 AC2720 |
from $628 | 10:35 Seattle Seattle-Tacoma Intl | 13:40+2 дня Sydney Kingsford Smith | 32h 5m layover 12h 8m - Vancouver 2h 25m - Brisbane | Air Canada | AC8803 AC35 AC2718 |
from $628 | 10:35 Seattle Seattle-Tacoma Intl | 13:40+2 дня Sydney Kingsford Smith | 32h 5m layover 12h 8m - Vancouver 2h 25m - Brisbane | Air Canada | AC8803 AC35 AC2720 |
from $628 | 10:35 Seattle Seattle-Tacoma Intl | 14:40+2 дня Sydney Kingsford Smith | 33h 5m layover 12h 8m - Vancouver 3h 25m - Brisbane | Air Canada | AC8803 AC35 AC2716 |
from $628 | 05:45 Seattle Seattle-Tacoma Intl | 13:40+2 дня Sydney Kingsford Smith | 36h 55m layover 16h 58m - Vancouver 2h 25m - Brisbane | Air Canada | AC8801 AC35 AC2718 |
from $628 | 05:45 Seattle Seattle-Tacoma Intl | 13:40+2 дня Sydney Kingsford Smith | 36h 55m layover 16h 58m - Vancouver 2h 25m - Brisbane | Air Canada | AC8801 AC35 AC2720 |
from $628 | 05:45 Seattle Seattle-Tacoma Intl | 14:40+2 дня Sydney Kingsford Smith | 37h 55m layover 16h 58m - Vancouver 3h 25m - Brisbane | Air Canada | AC8801 AC35 AC2716 |
from $634 | 10:35 Seattle Seattle-Tacoma Intl | 18:05+2 дня Sydney Kingsford Smith | 36h 30m layover 12h 3m - Vancouver 5h 20m - Auckland | Air Canada | AC8803 AC39 AC6100 |
from $634 | 05:45 Seattle Seattle-Tacoma Intl | 18:05+2 дня Sydney Kingsford Smith | 41h 20m layover 16h 53m - Vancouver 5h 20m - Auckland | Air Canada | AC8801 AC39 AC6100 |
from $650 | 15:40 Seattle Seattle-Tacoma Intl | 19:45+3 дня Sydney Kingsford Smith | 57h 5m layover 15h 33m - Ontario 22h 15m - Honolulu | Alaska Airlines | AS1086 HA79 HA451 |
from $651 | 21:44 Seattle Seattle-Tacoma Intl | 19:45+2 дня Sydney Kingsford Smith | 27h 1m layover 7h 49m - San Francisco 0h 50m - Honolulu | Alaska Airlines | AS178 HA11 HA451 |
Flight Schedule Seattle (Washington) to Sydney
Departure | Arrival | Flight Details | Flight Duration | Price |
---|---|---|---|---|
00:10 — 12:10
+2 days
|
00:10 — 05:20
CI21
China Airlines
Seattle — Taipei
18h 30m stop
23:50 — 12:10
CI51
China Airlines
Taipei — Sydney
|
41h including layover |
Find flight
from$1103 |
|
05:45 — 09:35
+2 days
|
05:45 — 06:56
AC8801
Air Canada
Seattle — Vancouver
15h 48m stop
22:40 — 09:35
AC33
Air Canada
Vancouver — Sydney
|
32h 50m including layover |
Find flight
from$607 |
|
06:05 — 09:35
+2 days
|
06:05 — 13:50
AC540
Air Canada
Seattle — Toronto
4h 50m stop
18:40 — 09:35
AC33
Air Canada
Toronto — Sydney
|
32h 30m including layover |
Find flight
from$1987 |
|
06:15 — 09:05
+2 days
|
06:15 — 09:02
UA1571
United Airlines
Seattle — Los Angeles
13h 38m stop
22:40 — 09:05
UA839
United Airlines
Los Angeles — Sydney
|
31h 50m including layover |
Find flight
from$1354 |
|
07:00 — 19:45
+1 day
|
08:15 — 12:35
HA21
Hawaiian Airlines
Seattle — Honolulu
55m stop
11:55 — 19:45
HA451
Hawaiian Airlines
Honolulu — Sydney
|
17h 45m including layover |
Find flight
from$592 |
|
07:00 — 19:45
+1 day
|
07:00 — 11:20
AS8021
Alaska Airlines
Seattle — Honolulu
55m stop
12:20 — 19:45
AS8451
Alaska Airlines
Honolulu — Sydney
|
17h 45m including layover |
Find flight
from$616 |
|
08:40 — 05:55
+2 days
|
08:40 — 17:40
SQ27
Singapore Airlines
Seattle — Singapore
1h 40m stop
19:20 — 05:55
SQ261
Singapore Airlines
Singapore — Sydney
|
26h 15m including layover |
Find flight
from$1151 |
|
08:40 — 17:55
+2 days
|
08:40 — 17:40
SQ27
Singapore Airlines
Seattle — Singapore
13h 25m stop
07:05 — 17:55
SQ241
Singapore Airlines
Singapore — Sydney
|
38h 15m including layover |
Find flight
from$1404 |
|
09:20 — 09:15
+2 days
|
09:20 — 11:39
UA1960
United Airlines
Seattle — San Francisco
11h 16m stop
22:55 — 09:15
UA863
United Airlines
San Francisco — Sydney
|
28h 55m including layover |
Find flight
from$672 |
|
09:20 — 06:20
+2 days
|
09:20 — 11:39
UA1960
United Airlines
Seattle — San Francisco
8h 31m stop
20:10 — 06:20
UA829
United Airlines
San Francisco — Sydney
|
26h including layover |
Find flight
from$805 |
|
10:00 — 19:45
+2 days
|
08:30 — 12:50
AS887
Alaska Airlines
Seattle — Honolulu
21h 44m stop
11:50 — 19:45
AS8451
Alaska Airlines
Honolulu — Sydney
|
38h 45m including layover |
Find flight
from$781 |
|
10:35 — 09:35
+2 days
|
10:35 — 11:46
AC8803
Air Canada
Seattle — Vancouver
10h 58m stop
22:40 — 09:35
AC33
Air Canada
Vancouver — Sydney
|
28h including layover |
Find flight
from$607 |
|
11:28 — 19:45
+2 days
|
11:28 — 15:56
AS626
Alaska Airlines
Seattle — Honolulu
20h 24m stop
12:20 — 19:45
AS8451
Alaska Airlines
Honolulu — Sydney
|
37h 17m including layover |
Find flight
from$1111 |
|
11:30 — 06:10
+2 days
|
11:30 — 13:41
AS1240
Alaska Airlines
Seattle — San Francisco
6h 34m stop
20:15 — 06:10
QF74
Qantas
San Francisco — Sydney
|
23h 40m including layover |
Find flight
from$1466 |
|
12:50 — 06:20
+2 days
|
12:50 — 15:09
UA1509
United Airlines
Seattle — San Francisco
5h 1m stop
20:10 — 06:20
UA829
United Airlines
San Francisco — Sydney
|
22h 30m including layover |
Find flight
from$805 |
|
12:50 — 09:15
+2 days
|
12:50 — 15:09
UA1509
United Airlines
Seattle — San Francisco
7h 46m stop
22:55 — 09:15
UA863
United Airlines
San Francisco — Sydney
|
25h 25m including layover |
Find flight
from$1129 |
|
13:55 — 07:25
+2 days
|
13:55 — 16:36
F91178
Frontier Airlines
Seattle — Los Angeles
4h 44m stop
21:20 — 07:25
QF12
Qantas
Los Angeles — Sydney
|
22h 30m including layover |
Find flight
from$1212 |
|
15:05 — 09:35
+2 days
|
15:05 — 16:15
AC8807
Air Canada
Seattle — Vancouver
6h 28m stop
22:40 — 09:35
AC33
Air Canada
Vancouver — Sydney
|
23h 30m including layover |
Find flight
from$607 |
|
15:25 — 09:15
+2 days
|
15:25 — 17:44
UA589
United Airlines
Seattle — San Francisco
5h 11m stop
22:55 — 09:15
UA863
United Airlines
San Francisco — Sydney
|
22h 50m including layover |
Find flight
from$672 |
|
16:58 — 06:20
+2 days
|
16:58 — 19:10
UA2482
United Airlines
Seattle — San Francisco
1h stop
20:10 — 06:20
UA829
United Airlines
San Francisco — Sydney
|
18h 22m including layover |
Find flight
from$681 |
|
16:59 — 09:00
+2 days
|
16:56 — 19:45
AS1468
Alaska Airlines
Seattle — Los Angeles
2h 47m stop
22:40 — 09:00
AS6973
Alaska Airlines
Los Angeles — Sydney
|
21h 1m including layover |
Find flight
from$1268 |
|
17:25 — 09:05
+2 days
|
17:10 — 19:58
UA2397
United Airlines
Seattle — Los Angeles
2h 28m stop
22:40 — 09:05
UA839
United Airlines
Los Angeles — Sydney
|
20h 40m including layover |
Find flight
from$1157 |
|
17:59 — 09:00
+2 days
|
17:59 — 20:43
AS1054
Alaska Airlines
Seattle — Los Angeles
2h 12m stop
22:55 — 09:00
AS6973
Alaska Airlines
Los Angeles — Sydney
|
20h 1m including layover |
Find flight
from$1740 |
|
18:13 — 09:15
+2 days
|
12:55 — 15:12
UA737
United Airlines
Seattle — San Francisco
2h 23m stop
22:55 — 09:15
UA863
United Airlines
San Francisco — Sydney
|
20h 2m including layover |
Find flight
from$674 |
|
18:50 — 06:55
+3 days
|
18:50 — 12:15
IB3506
Iberia
Seattle — London
8h 55m stop
21:10 — 06:55
BA15
British Airways
London — Sydney
|
41h 5m including layover |
Find flight
from$1869 |
|
19:58 — 07:25
+3 days
|
19:55 — 22:40
AS1223
Alaska Airlines
Seattle — Los Angeles
22h 37m stop
21:20 — 07:25
QF12
Qantas
Los Angeles — Sydney
|
40h 27m including layover |
Find flight
from$932 |
|
19:58 — 06:10
+3 days
|
19:58 — 22:13
AS3421
Alaska Airlines
Seattle — San Francisco
22h 2m stop
20:15 — 06:10
QF74
Qantas
San Francisco — Sydney
|
39h 12m including layover |
Find flight
from$1191 |
|
21:16 — 07:25
+3 days
|
21:16 — 00:06
AS1292
Alaska Airlines
Seattle — Los Angeles
21h 21m stop
21:20 — 07:25
QF12
Qantas
Los Angeles — Sydney
|
39h 9m including layover |
Find flight
from$1461 |
|
22:35 — 10:45
+3 days
|
22:35 — 04:45
PR125
Philippine Airlines
Seattle — Manila
18h 25m stop
23:10 — 10:45
5J39
CEBU Pacific Air
Manila — Sydney
|
41h 10m including layover |
Find flight
from$684 |
|
22:35 — 09:30
+3 days
|
22:35 — 04:45
PR125
Philippine Airlines
Seattle — Manila
17h 35m stop
22:20 — 09:30
PR211
Philippine Airlines
Manila — Sydney
|
39h 55m including layover |
Find flight
from$857 |
|
23:30 — 12:10
+3 days
|
23:30 — 04:40
BR23
EVA Airways Corporation
Seattle — Taipei
19h 10m stop
23:50 — 12:10
CI51
China Airlines
Taipei — Sydney
|
41h 40m including layover |
Find flight
from$1743 |
|
23:59 — 06:35
+3 days
|
23:59 — 05:47
AS576
Alaska Airlines
Seattle — Dallas
14h 38m stop
20:25 — 06:35
QF8
Qantas
Dallas — Sydney
|
35h 36m including layover |
Find flight
from$1358 |
Flight Information
Below we will explain in detail what the flights cost on the destination from Seattle to Sydney depends on and how to choose the most interesting flight option for you.
Distance between Seattle and Sydney is 12472 miles. Time difference between the cities is 6h. Airplanes depart 00:10 to 23:59 from 3 Seattle airports and arrive 00:10 to 23:59 to 5 Sydney airports. Average flight time is 33h 30m.
- The fastest flight 17h 45m
- Average flight time 33h 30m
- The earliest flight 00:10
- The latest flight 23:59
- Distance 7750 ml
The cheapest months to travel to Sydney are february (from 592 $), november (from 612 $), december (from 753 $).
The most expensive months are january (from 805 $), december (from 753 $), november (from 612 $).
What is the lowest airfare Seattle to Sydney?
The cheapest plane ticket found by our users is $592. This airfare is for economy class on one-way HA21 flight by Hawaiian Airlines for February 1, 2025 which leaves Seattle-Tacoma Intl in Seattle at 07:00 am and arrives at Sydney Kingsford Smith at 19:45.
Popular Airlines on the Route
The flight Seattle — Sydney is served by 30 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by United Airlines - 42 departures per week at the price of from $ 672 . And the most expensive tickets are offered by WestJet airline - from $ 18510.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 347 flights with layovers on the route. The fastest connecting flight is HA21 by Hawaiian Airlines takes 17h 45m and the cheapest is HA21 by Hawaiian Airlines for $592.
- from $672Find
- from $1657Find
- from $607Find
- from $1689Find
- from $1136Find
- from $592Find
- PR - Philippine Airlinesfrom $684Find
- JL - Japan Airlines - JALfrom $1508Find
- FJ - Air Pacificfrom $1547Find
- NZ - Air New Zealand Limitedfrom $1101Find
- HU - Hainan Airlinesfrom $3751Find
- BR - EVA Airways Corporationfrom $1130Find
Airports
You can fly from Seattle to Sydney from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).
Seattle airports
- Boeing Field International Airport-BFIFind
- Seattle-Tacoma Intl-SEAfrom $592Find
- Kenmore Air Harbor SPB-LKEfrom $1979Find
Sydney airports
- Bankstown-BWUFind
- Palm Beach SPB-LBHFind
- Rose Bay-RSEFind
- Kingsford Smith-SYDFind
- Sydney West-SWZFind
Airplanes
There are flights to Sydney from Seattle by 30 airlines that use 1 aircraft brands. They range from huge modern airplanes to small-sized.
- Boeing 787-8from $2 158Find
Top Domestic Destinations from Seattle
You may also consider searching for discounted plane tickets to some other popular places from Seattle within United States.
- from $65Find
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- from $243Find
- from $54Find
Top International Destinations from Seattle
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
- from $60Find
- from $56Find
- from $76Find
- from $70Find
- from $67Find
- from $59Find
- from $56Find
- from $78Find
- from $79Find
- from $53Find
How to book a plane 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.