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Cheap flights from South Australia to Seattle from $1,159

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Australia to Seattle departing on 30/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from South Australia to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
13:25 - 20:56
ADL
-
SEA
24h 01m
2 stops
Qantas Airways Logo
17:10 - 11:55
SEA
-
ADL
26h 15m
2 stops
$1,720Qantas Airways
Tue, 21 Jul - Wed, 5 Aug
Multiple Airlines Logo
12:00 - 20:56
ADL
-
SEA
25h 26m
2 stops
Multiple Airlines Logo
17:02 - 22:00
SEA
-
ADL
36h 28m
2 stops
$1,738Multiple Airlines
Mon, 3 Aug - Mon, 10 Aug
Qantas Airways Logo
13:25 - 20:56
ADL
-
SEA
24h 01m
2 stops
Qantas Airways Logo
17:10 - 11:55
SEA
-
ADL
26h 15m
2 stops
$1,739Qantas Airways
Tue, 21 Jul - Wed, 5 Aug
Qantas Airways Logo
13:25 - 20:56
ADL
-
SEA
24h 01m
2 stops
Qantas Airways Logo
17:10 - 11:55
SEA
-
ADL
26h 15m
2 stops
$1,740Qantas Airways
Tue, 21 Jul - Wed, 5 Aug
Virgin Australia Logo
06:05 - 14:30
ADL
-
SEA
24h 55m
2 stops
Virgin Australia Logo
08:45 - 13:45
SEA
-
ADL
36h 30m
2 stops
$1,806Virgin Australia
Thu, 16 Jul - Sun, 26 Jul
United Airlines Logo
07:15 - 09:22
ADL
-
SEA
42h 37m
2 stops
United Airlines Logo
06:00 - 10:05
SEA
-
ADL
35h 35m
2 stops
$1,810United Airlines
Mon, 3 Aug - Mon, 10 Aug
Qantas Airways Logo
12:40 - 20:01
ADL
-
SEA
23h 51m
2 stops
Qantas Airways Logo
17:32 - 11:05
SEA
-
ADL
25h 03m
2 stops
$1,813Qantas Airways
Sat, 8 Aug - Sat, 22 Aug
Multiple Airlines Logo
12:00 - 20:56
ADL
-
SEA
25h 26m
2 stops
Multiple Airlines Logo
17:02 - 19:40
SEA
-
ADL
34h 08m
3 stops
$1,815Multiple Airlines
Mon, 3 Aug - Mon, 10 Aug
Qantas Airways Logo
13:25 - 22:57
ADL
-
SEA
27h 02m
2 stops
Qantas Airways Logo
17:01 - 16:25
SEA
-
ADL
29h 54m
2 stops
$1,836Qantas Airways
Mon, 12 Oct - Wed, 21 Oct
Qantas Airways Logo
20:00 - 21:45
ADL
-
SEA
42h 15m
2 stops
Qantas Airways Logo
18:10 - 11:55
SEA
-
ADL
25h 15m
2 stops
$1,853Qantas Airways
Fri, 17 Jul - Thu, 30 Jul

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Singapore Airlines flights from South Australia to Seattle

Our best Singapore Airlines deals on South Australia to Seattle flight tickets
Singapore Airlines
24 Nov
ADL10:15Adelaide
39h 25m
1 stop
SEA07:10Seattle/Tacoma Intl
11 Dec
SEA08:45Seattle/Tacoma Intl
29h 35m
1 stop
ADL08:50Adelaide
$2,391
Singapore Airlines
24 Nov
ADL10:15Adelaide
39h 25m
1 stop
SEA07:10Seattle/Tacoma Intl
11 Dec
SEA08:45Seattle/Tacoma Intl
29h 35m
1 stop
ADL08:50Adelaide
$2,397
Singapore Airlines
8 Aug
ADL17:35Adelaide
31h 40m
1 stop
SEA08:45Seattle/Tacoma Intl
22 Aug
SEA10:15Seattle/Tacoma Intl
37h 35m
1 stop
ADL16:20Adelaide
$2,514

Qantas Airways flights from South Australia to Seattle

Our best Qantas Airways deals on South Australia to Seattle flight tickets
Qantas Airways
21 July
ADL13:25Adelaide
24h 01m
2 stops
SEA20:56Seattle/Tacoma Intl
5 Aug
SEA17:10Seattle/Tacoma Intl
26h 15m
2 stops
ADL11:55Adelaide
$1,720
Qantas Airways
21 July
ADL13:25Adelaide
24h 01m
2 stops
SEA20:56Seattle/Tacoma Intl
5 Aug
SEA17:10Seattle/Tacoma Intl
26h 15m
2 stops
ADL11:55Adelaide
$1,738
Qantas Airways
21 July
ADL13:25Adelaide
24h 01m
2 stops
SEA20:56Seattle/Tacoma Intl
5 Aug
SEA17:10Seattle/Tacoma Intl
26h 15m
2 stops
ADL11:55Adelaide
$1,739

momondo Fare Finder

 
Customise your flight search to find flights from South Australia to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 23 June 2026.
Use the filters below to find and compare flights from South Australia to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

13:25-20:56

2 stops24h 01m

Seattle/Tacoma Intl

Wed 5/8

17:10-11:55

2 stops26h 15m

$1,720

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Mon 3/8

12:00-20:56

2 stops25h 26m

Seattle/Tacoma Intl

Mon 10/8

17:02-22:00

2 stops36h 28m

$1,738

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

13:25-20:56

2 stops24h 01m

Seattle/Tacoma Intl

Wed 5/8

17:10-11:55

2 stops26h 15m

$1,739

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

13:25-20:56

2 stops24h 01m

Seattle/Tacoma Intl

Wed 5/8

17:10-11:55

2 stops26h 15m

$1,740

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Thu 16/7

06:05-14:30

2 stops24h 55m

Seattle/Tacoma Intl

Sun 26/7

08:45-13:45

2 stops36h 30m

$1,806

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Mon 3/8

07:15-09:22

2 stops42h 37m

Seattle/Tacoma Intl

Mon 10/8

06:00-10:05

2 stops35h 35m

$1,810
Fastest return journey

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Sat 8/8

12:40-20:01

2 stops23h 51m

Seattle/Tacoma Intl

Sat 22/8

17:32-11:05

2 stops25h 03m

$1,813

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Mon 3/8

12:00-20:56

2 stops25h 26m

Seattle/Tacoma Intl

Mon 10/8

17:02-19:40

3 stops34h 08m

$1,815

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Mon 12/10

13:25-22:57

2 stops27h 02m

Seattle/Tacoma Intl

Wed 21/10

17:01-16:25

2 stops29h 54m

$1,836

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Fri 17/7

20:00-21:45

2 stops42h 15m

Seattle/Tacoma Intl

Thu 30/7

18:10-11:55

2 stops25h 15m

$1,853

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Seattle from

How to get the cheapest flight ticket from South Australia to Seattle

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 month to fly to Seattle?

The month of October is, on average, the cheapest month to fly to Seattle from South Australia, with most prices found around $0. If you are unable to visit Seattle during the month of October, then departing from South Australia during the month August is also very affordable. Most momondo users find prices during this month for around $875.

Can stopping save me money on South Australia to Seattle flights?

You could potentially save up to 23% on your flight if you consider stops on a South Australia to Seattle flight.

Cheap South Australia to Seattle flight deals and tips

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

Fastest flight time

24h 01m

Direct flights

None
The fastest flight from South Australia to Seattle takes 24h 01m
There are no direct flights from South Australia to Seattle. There are no popular flight routes from South Australia to Seattle.
Search flight deals

Frequently asked questions about flying from South Australia to Seattle

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

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

  • How many operators does momondo search for flights from South Australia to Seattle/Tacoma Intl Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from South Australia to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl 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 licence, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from South Australia to Seattle

Compare and see reviews for airlines that fly from South Australia to Seattle with momondo
Airline
Rating
Free cancellation
Price
Air CanadaPriceFrom $1,189Free cancellationRating
7.1
11,244 reviews
Search Air Canada flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
SeaTac

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from South Australia to Seattle for you.

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

All flight searches from South Australia to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from South Australia to Seattle?

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 Seattle from South Australia.

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

Price alerts on flights to Seattle from South Australia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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