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Cheap flights from Seattle to Adelaide from $1,166

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Adelaide

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:15 pm - 1:30 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
24h 45m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
6:10 am - 2:22 pmADL  Adelaide-SEA Seattle/Tacoma Intl
25h 42m2 stops Brisbane Vancouver Intl
$1,166Multiple Airlines
Mon, Oct 12 - Mon, Oct 19
Multiple Airlines Logo
7:05 pm - 9:45 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
32h 10m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
6:10 am - 9:27 amADL  Adelaide-SEA Seattle/Tacoma Intl
21h 47m2 stops Brisbane Vancouver Intl
$1,203Multiple Airlines
Fri, Feb 12 - Sun, Feb 21
Multiple Airlines Logo
7:05 pm - 9:45 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
32h 10m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
6:10 am - 9:27 amADL  Adelaide-SEA Seattle/Tacoma Intl
21h 47m2 stops Brisbane Vancouver Intl
$1,204Multiple Airlines
Fri, Feb 12 - Sun, Feb 21
Air Canada Logo
7:15 pm - 12:10 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
23h 25m2 stops Vancouver Intl Brisbane
Air Canada Logo
6:10 am - 6:32 pmADL  Adelaide-SEA Seattle/Tacoma Intl
29h 52m2 stops Brisbane Vancouver Intl
$1,208Air Canada
Sun, Oct 11 - Sun, Oct 18
Air Canada Logo
7:05 pm - 1:55 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
24h 20m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:10 am - 2:37 pmADL  Adelaide-SEA Seattle/Tacoma Intl
26h 57m2 stops Brisbane Vancouver Intl
$1,209Air Canada
Sun, Feb 7 - Sat, Feb 27
Air Canada Logo
3:15 pm - 1:55 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
28h 10m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:10 am - 9:15 amADL  Adelaide-SEA Seattle/Tacoma Intl
21h 35m2 stops Brisbane Vancouver Intl
$1,209Air Canada
Thu, Feb 11 - Mon, Mar 1
Air Canada Logo
7:15 pm - 6:25 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
29h 40m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:10 am - 9:17 amADL  Adelaide-SEA Seattle/Tacoma Intl
20h 37m2 stops Brisbane Vancouver Intl
$1,245Air Canada
Sat, Oct 17 - Fri, Oct 30
Qatar Airways Logo
3:50 pm - 5:05 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
30h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
10:00 pm - 11:40 amADL  Adelaide-SEA Seattle/Tacoma Intl
32h 10m1 stop Doha Hamad Intl
$1,253Qatar Airways
Thu, Feb 11 - Mon, Mar 1
Air Canada Logo
3:15 pm - 1:55 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
28h 10m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:10 am - 2:35 pmADL  Adelaide-SEA Seattle/Tacoma Intl
26h 55m2 stops Brisbane Vancouver Intl
$1,259Air Canada
Thu, Feb 11 - Tue, Mar 2
Air Canada Logo
3:15 pm - 4:10 pmSEA  Seattle/Tacoma Intl-ADL Adelaide
30h 25m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:10 am - 9:27 amADL  Adelaide-SEA Seattle/Tacoma Intl
21h 47m2 stops Brisbane Vancouver Intl
$1,259Air Canada
Thu, Feb 11 - Sun, Feb 28

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Air Canada flights from Seattle to Adelaide

Our best Air Canada deals on Seattle to Adelaide flight tickets
Air Canada
Oct 11
SEA7:15 pmSeattle/Tacoma Intl
23h 25m
2 stops
ADL12:10 pmAdelaide
Oct 18
ADL6:10 amAdelaide
29h 52m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$1,208
Air Canada
Feb 7
SEA7:05 pmSeattle/Tacoma Intl
24h 20m
2 stops
ADL1:55 pmAdelaide
Feb 27
ADL6:10 amAdelaide
26h 57m
2 stops
SEA2:37 pmSeattle/Tacoma Intl
$1,209
Air Canada
Oct 17
SEA7:15 pmSeattle/Tacoma Intl
29h 40m
2 stops
ADL6:25 pmAdelaide
Oct 30
ADL6:10 amAdelaide
20h 37m
2 stops
SEA9:17 amSeattle/Tacoma Intl
$1,245

United Airlines flights from Seattle to Adelaide

Our best United Airlines deals on Seattle to Adelaide flight tickets
United Airlines
Feb 11
SEA5:30 pmSeattle/Tacoma Intl
28h 20m
2 stops
ADL4:20 pmAdelaide
Mar 3
ADL6:10 amAdelaide
26h 38m
2 stops
SEA2:18 pmSeattle/Tacoma Intl
$1,326
United Airlines
Feb 7
SEA5:30 pmSeattle/Tacoma Intl
28h 20m
2 stops
ADL4:20 pmAdelaide
Feb 27
ADL6:10 amAdelaide
28h 14m
3 stops
SEA3:54 pmSeattle/Tacoma Intl
$1,329
United Airlines
Feb 7
SEA5:30 pmSeattle/Tacoma Intl
28h 20m
2 stops
ADL4:20 pmAdelaide
Feb 27
ADL6:10 amAdelaide
28h 14m
3 stops
SEA3:54 pmSeattle/Tacoma Intl
$1,330

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 round-trip

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Mon 10/12

7:15 pm-1:30 pm

2 stops24h 45m

Adelaide

Mon 10/19

6:10 am-2:22 pm

2 stops25h 42m

$1,166

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Fri 2/12

7:05 pm-9:45 pm

2 stops32h 10m

Adelaide

Sun 2/21

6:10 am-9:27 am

2 stops21h 47m

$1,203

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Fri 2/12

7:05 pm-9:45 pm

2 stops32h 10m

Adelaide

Sun 2/21

6:10 am-9:27 am

2 stops21h 47m

$1,204

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Sun 10/11

7:15 pm-12:10 pm

2 stops23h 25m

Adelaide

Sun 10/18

6:10 am-6:32 pm

2 stops29h 52m

$1,208

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Sun 2/7

7:05 pm-1:55 pm

2 stops24h 20m

Adelaide

Sat 2/27

6:10 am-2:37 pm

2 stops26h 57m

$1,209
Quickest round-trip

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Thu 2/11

3:15 pm-1:55 pm

2 stops28h 10m

Adelaide

Mon 3/1

6:10 am-9:15 am

2 stops21h 35m

$1,209

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Sat 10/17

7:15 pm-6:25 pm

2 stops29h 40m

Adelaide

Fri 10/30

6:10 am-9:17 am

2 stops20h 37m

$1,245

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Thu 2/11

3:50 pm-5:05 pm

1 stop30h 45m

Adelaide

Mon 3/1

10:00 pm-11:40 am

1 stop32h 10m

$1,253

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Thu 2/11

3:15 pm-1:55 pm

2 stops28h 10m

Adelaide

Tue 3/2

6:10 am-2:35 pm

2 stops26h 55m

$1,259

SeattleAdelaide

SEA Seattle/Tacoma Intl - ADL Adelaide

SEAADL

Seattle/Tacoma Intl

Thu 2/11

3:15 pm-4:10 pm

2 stops30h 25m

Adelaide

Sun 2/28

6:10 am-9:27 am

2 stops21h 47m

$1,259

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Can stopping save me money on Seattle to Adelaide flights?

You could potentially save up to 41% on your flight if you consider stops on a Seattle to Adelaide flight.

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 round-trip 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

$1,166

Fastest flight time

24h 45m

Direct flights

None
The best flight deal from Seattle to Adelaide found on momondo in the last 72 hours is $1,166
The fastest flight from Seattle to Adelaide takes 24h 45m
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?

    A flight from Seattle/Tacoma Intl to Adelaide will travel around 8330.9 mi. Flights usually cover this in 24h 45m, depending on flying conditions and air traffic around both airports.

  • 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 are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. 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 travel and health documents required for your trip to Adelaide Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Adelaide Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Adelaide?

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

Why use momondo?

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

Finding the right flight to Adelaide from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Adelaide quick and easy, saving you time and money.

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

Flights from Seattle to Adelaide with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Adelaide from Seattle.

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

If you are not ready to book a flight from Seattle to Adelaide now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Adelaide and let you know when they change.

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