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Cheap flights from Seattle to Adelaide from $1,267

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Adelaide

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
19:05 - 18:10SEA  Seattle/Tacoma Intl-ADL Adelaide
28h 35m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
06:10 - 09:27ADL  Adelaide-SEA Seattle/Tacoma Intl
21h 47m2 stops Brisbane Vancouver Intl
$1,789Air Canada
Wed, 11 Nov - Wed, 18 Nov
Qantas Airways Logo
17:59 - 08:10SEA  Seattle/Tacoma Intl-ADL Adelaide
43h 41m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
18:30 - 00:20ADL  Adelaide-SEA Seattle/Tacoma Intl
24h 20m2 stops Melbourne Los Angeles
$1,828Qantas Airways
Mon, 16 Nov - Fri, 27 Nov
Multiple Airlines Logo
07:00 - 08:10SEA  Seattle/Tacoma Intl-ADL Adelaide
30h 40m2 stops Honolulu Sydney Kingsford Smith
Multiple Airlines Logo
20:05 - 21:19ADL  Adelaide-SEA Seattle/Tacoma Intl
43h 44m2 stops Sydney Kingsford Smith Honolulu
$1,862Multiple Airlines
Mon, 1 Mar - Mon, 8 Mar
Air Canada Logo
15:15 - 13:55SEA  Seattle/Tacoma Intl-ADL Adelaide
28h 10m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
06:10 - 18:22ADL  Adelaide-SEA Seattle/Tacoma Intl
30h 42m2 stops Brisbane Vancouver Intl
$1,875Air Canada
Fri, 12 Feb - Sun, 21 Feb
Air Canada Logo
15:15 - 13:55SEA  Seattle/Tacoma Intl-ADL Adelaide
28h 10m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
06:00 - 18:22ADL  Adelaide-SEA Seattle/Tacoma Intl
30h 52m2 stops Sydney Kingsford Smith Vancouver Intl
$1,883Air Canada
Fri, 12 Feb - Sun, 21 Feb
Air Canada Logo
15:15 - 13:55SEA  Seattle/Tacoma Intl-ADL Adelaide
28h 10m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
14:30 - 09:32ADL  Adelaide-SEA Seattle/Tacoma Intl
37h 32m2 stops Sydney Kingsford Smith Vancouver Intl
$1,890Air Canada
Sun, 14 Feb - Sat, 20 Feb
Air Canada Logo
15:15 - 13:55SEA  Seattle/Tacoma Intl-ADL Adelaide
28h 10m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
14:30 - 09:32ADL  Adelaide-SEA Seattle/Tacoma Intl
37h 32m2 stops Sydney Kingsford Smith Vancouver Intl
$1,891Air Canada
Sun, 14 Feb - Sat, 20 Feb
Cathay Pacific Logo
10:25 - 10:30SEA  Seattle/Tacoma Intl-ADL Adelaide
29h 35m1 stop Hong Kong Intl
Cathay Pacific Logo
12:00 - 08:45ADL  Adelaide-SEA Seattle/Tacoma Intl
39h 15m1 stop Hong Kong Intl
$1,901Cathay Pacific
Wed, 11 Nov - Wed, 18 Nov
Multiple Airlines Logo
15:15 - 14:05SEA  Seattle/Tacoma Intl-ADL Adelaide
28h 20m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 14:37ADL  Adelaide-SEA Seattle/Tacoma Intl
27h 07m2 stops Sydney Kingsford Smith Vancouver Intl
$1,931Multiple Airlines
Thu, 26 Nov - Thu, 3 Dec
Multiple Airlines Logo
15:15 - 14:05SEA  Seattle/Tacoma Intl-ADL Adelaide
28h 20m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 14:37ADL  Adelaide-SEA Seattle/Tacoma Intl
27h 07m2 stops Sydney Kingsford Smith Vancouver Intl
$1,933Multiple Airlines
Thu, 26 Nov - Thu, 3 Dec

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United Airlines flights from Seattle to Adelaide

Our best United Airlines deals on Seattle to Adelaide flight tickets
United Airlines
26 Nov
SEA19:35Seattle/Tacoma Intl
44h 50m
2 stops
ADL10:55Adelaide
3 Dec
ADL19:55Adelaide
43h 56m
3 stops
SEA21:21Seattle/Tacoma Intl
$1,988
United Airlines
1 Mar
SEA08:30Seattle/Tacoma Intl
35h 10m
2 stops
ADL14:10Adelaide
8 Mar
ADL07:15Adelaide
32h 27m
3 stops
SEA21:12Seattle/Tacoma Intl
$2,285
United Airlines
27 Nov
SEA07:05Seattle/Tacoma Intl
33h 20m
2 stops
ADL10:55Adelaide
4 Dec
ADL19:55Adelaide
43h 56m
3 stops
SEA21:21Seattle/Tacoma Intl
$2,389

Singapore Airlines flights from Seattle to Adelaide

Our best Singapore Airlines deals on Seattle to Adelaide flight tickets
Singapore Airlines
12 Feb
SEA08:40Seattle/Tacoma Intl
38h 10m
1 stop
ADL17:20Adelaide
21 Feb
ADL10:15Adelaide
63h 20m
1 stop
SEA07:05Seattle/Tacoma Intl
$2,396
Singapore Airlines
12 Feb
SEA08:40Seattle/Tacoma Intl
38h 10m
1 stop
ADL17:20Adelaide
21 Feb
ADL10:15Adelaide
63h 20m
1 stop
SEA07:05Seattle/Tacoma Intl
$2,398
Singapore Airlines
12 Feb
SEA08:40Seattle/Tacoma Intl
38h 10m
1 stop
ADL17:20Adelaide
21 Feb
ADL10:15Adelaide
63h 20m
1 stop
SEA07:05Seattle/Tacoma Intl
$2,418

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Adelaide that are best for you.

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Price

Cheapest return flight
Fastest return journey

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Wed 11/11

19:05-18:10

2 stops28h 35m

Adelaide

Wed 18/11

06:10-09:27

2 stops21h 47m

$1,789

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Mon 16/11

17:59-08:10

2 stops43h 41m

Adelaide

Fri 27/11

18:30-00:20

2 stops24h 20m

$1,828

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Mon 1/3

07:00-08:10

2 stops30h 40m

Adelaide

Mon 8/3

20:05-21:19

2 stops43h 44m

$1,862

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Fri 12/2

15:15-13:55

2 stops28h 10m

Adelaide

Sun 21/2

06:10-18:22

2 stops30h 42m

$1,875

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Fri 12/2

15:15-13:55

2 stops28h 10m

Adelaide

Sun 21/2

06:00-18:22

2 stops30h 52m

$1,883

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Sun 14/2

15:15-13:55

2 stops28h 10m

Adelaide

Sat 20/2

14:30-09:32

2 stops37h 32m

$1,890

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Sun 14/2

15:15-13:55

2 stops28h 10m

Adelaide

Sat 20/2

14:30-09:32

2 stops37h 32m

$1,891

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Wed 11/11

10:25-10:30

1 stop29h 35m

Adelaide

Wed 18/11

12:00-08:45

1 stop39h 15m

$1,901

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Thu 26/11

15:15-14:05

2 stops28h 20m

Adelaide

Thu 3/12

06:00-14:37

2 stops27h 07m

$1,931

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Thu 26/11

15:15-14:05

2 stops28h 20m

Adelaide

Thu 3/12

06:00-14:37

2 stops27h 07m

$1,933

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Adelaide from

How to get the cheapest flight ticket from Seattle to Adelaide

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Seattle/Tacoma Intl to Adelaide?

Qantas Airways, Emirates, and Singapore Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Adelaide

When to book flights from Seattle to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Adelaide according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Seattle to Adelaide (SEA to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Adelaide

Best price found

$1,267

Fastest flight time

24h 31m

Direct flights

None
The best one-way flight to Adelaide from Seattle in the past 72 hours is $1,267. The best return flight deal from Seattle to Adelaide found on momondo in the last 72 hours is $1,789.
The fastest flight from Seattle to Adelaide takes 24h 31m
There are no direct flights from Seattle to Adelaide. There are no popular flight routes from Seattle to Adelaide.
Search flight deals

Frequently asked questions about flying from Seattle to Adelaide

  • How far is Seattle/Tacoma Intl to Adelaide by plane?

    The distance between Seattle/Tacoma Intl and Adelaide is about 13407.3 km. Typically, this will take 24h 31m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Adelaide Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Adelaide Airport were last updated today.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Adelaide Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Adelaide Airport.

  • What documentation or ID do you need to fly to Adelaide Airport?

    The necessary travel and health documents for your Adelaide Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg
Stirling

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Adelaide?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Adelaide from Seattle.

Can I find flights from Seattle to Adelaide with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Adelaide flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Adelaide?

momondo provides multiple filters to help you find the best flight to Adelaide from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Adelaide right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Adelaide flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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