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Cheap flights from South Australia to Seattle from $1,108

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 25/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Multiple Airlines Logo
06:25 - 16:39
ADL
-
SEA
26h 44m
2 stops
Multiple Airlines Logo
12:00 - 08:00
SEA
-
ADL
27h 30m
2 stops
$1,861Multiple Airlines
Tue, 21 Jul - Wed, 5 Aug
United Airlines Logo
06:05 - 16:20
ADL
-
SEA
26h 45m
2 stops
United Airlines Logo
13:30 - 11:05
SEA
-
ADL
29h 05m
2 stops
$2,003United Airlines
Tue, 21 Jul - Wed, 5 Aug
United Airlines Logo
06:05 - 14:30
ADL
-
SEA
24h 55m
2 stops
United Airlines Logo
17:04 - 11:05
SEA
-
ADL
25h 31m
2 stops
$2,008United Airlines
Tue, 21 Jul - Wed, 5 Aug
United Airlines Logo
06:05 - 14:30
ADL
-
SEA
24h 55m
2 stops
United Airlines Logo
08:30 - 10:05
SEA
-
ADL
33h 05m
2 stops
$2,021United Airlines
Tue, 21 Jul - Wed, 5 Aug
Singapore Airlines Logo
09:10 - 08:45
ADL
-
SEA
40h 05m
1 stop
Singapore Airlines Logo
10:15 - 07:25
SEA
-
ADL
28h 40m
1 stop
$2,187Singapore Airlines
Wed, 2 Sep - Sun, 6 Sep
Singapore Airlines Logo
09:10 - 08:45
ADL
-
SEA
40h 05m
1 stop
Singapore Airlines Logo
10:15 - 07:25
SEA
-
ADL
28h 40m
1 stop
$2,245Singapore Airlines
Wed, 15 Jul - Sun, 26 Jul
Multiple Airlines Logo
14:25 - 05:59
ADL
-
SEA
32h 04m
2 stops
Multiple Airlines Logo
08:00 - 22:35
SEA
-
ADL
22h 05m
2 stops
$2,274Multiple Airlines
Fri, 17 Jul - Thu, 30 Jul
Multiple Airlines Logo
14:25 - 05:59
ADL
-
SEA
32h 04m
2 stops
Multiple Airlines Logo
08:00 - 18:25
SEA
-
ADL
41h 55m
2 stops
$2,280Multiple Airlines
Fri, 17 Jul - Thu, 30 Jul
Singapore Airlines Logo
09:10 - 08:45
ADL
-
SEA
40h 05m
1 stop
Singapore Airlines Logo
10:15 - 07:25
SEA
-
ADL
28h 40m
1 stop
$2,286Singapore Airlines
Wed, 2 Sep - Sun, 6 Sep
Multiple Airlines Logo
12:40 - 05:59
ADL
-
SEA
33h 49m
2 stops
Multiple Airlines Logo
21:09 - 22:35
SEA
-
ADL
32h 56m
2 stops
$2,305Multiple Airlines
Fri, 17 Jul - Thu, 30 Jul

Singapore Airlines flights from South Australia to Seattle

Our best Singapore Airlines deals on South Australia to Seattle flight tickets
Singapore Airlines
2 Sept
ADL09:10Adelaide
40h 05m
1 stop
SEA08:45Seattle/Tacoma Intl
6 Sept
SEA10:15Seattle/Tacoma Intl
28h 40m
1 stop
ADL07:25Adelaide
$2,187
Singapore Airlines
15 July
ADL09:10Adelaide
40h 05m
1 stop
SEA08:45Seattle/Tacoma Intl
26 July
SEA10:15Seattle/Tacoma Intl
28h 40m
1 stop
ADL07:25Adelaide
$2,245
Singapore Airlines
2 Sept
ADL09:10Adelaide
40h 05m
1 stop
SEA08:45Seattle/Tacoma Intl
6 Sept
SEA10:15Seattle/Tacoma Intl
28h 40m
1 stop
ADL07:25Adelaide
$2,286

United Airlines flights from South Australia to Seattle

Our best United Airlines deals on South Australia to Seattle flight tickets
United Airlines
21 July
ADL06:05Adelaide
26h 45m
2 stops
SEA16:20Seattle/Tacoma Intl
5 Aug
SEA13:30Seattle/Tacoma Intl
29h 05m
2 stops
ADL11:05Adelaide
$2,003
United Airlines
21 July
ADL06:05Adelaide
24h 55m
2 stops
SEA14:30Seattle/Tacoma Intl
5 Aug
SEA17:04Seattle/Tacoma Intl
25h 31m
2 stops
ADL11:05Adelaide
$2,008
United Airlines
21 July
ADL06:05Adelaide
24h 55m
2 stops
SEA14:30Seattle/Tacoma Intl
5 Aug
SEA08:30Seattle/Tacoma Intl
33h 05m
2 stops
ADL10:05Adelaide
$2,021

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 3 April 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

06:25-16:39

2 stops26h 44m

Seattle/Tacoma Intl

Wed 5/8

12:00-08:00

2 stops27h 30m

$1,861

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

06:05-16:20

2 stops26h 45m

Seattle/Tacoma Intl

Wed 5/8

13:30-11:05

2 stops29h 05m

$2,003
Fastest return journey

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

06:05-14:30

2 stops24h 55m

Seattle/Tacoma Intl

Wed 5/8

17:04-11:05

2 stops25h 31m

$2,008

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

06:05-14:30

2 stops24h 55m

Seattle/Tacoma Intl

Wed 5/8

08:30-10:05

2 stops33h 05m

$2,021

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Wed 2/9

09:10-08:45

1 stop40h 05m

Seattle/Tacoma Intl

Sun 6/9

10:15-07:25

1 stop28h 40m

$2,187

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Wed 15/7

09:10-08:45

1 stop40h 05m

Seattle/Tacoma Intl

Sun 26/7

10:15-07:25

1 stop28h 40m

$2,245

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Fri 17/7

14:25-05:59

2 stops32h 04m

Seattle/Tacoma Intl

Thu 30/7

08:00-22:35

2 stops22h 05m

$2,274

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Fri 17/7

14:25-05:59

2 stops32h 04m

Seattle/Tacoma Intl

Thu 30/7

08:00-18:25

2 stops41h 55m

$2,280

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Wed 2/9

09:10-08:45

1 stop40h 05m

Seattle/Tacoma Intl

Sun 6/9

10:15-07:25

1 stop28h 40m

$2,286

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Fri 17/7

12:40-05:59

2 stops33h 49m

Seattle/Tacoma Intl

Thu 30/7

21:09-22:35

2 stops32h 56m

$2,305

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 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

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 55m

Direct flights

None
The fastest flight from South Australia to Seattle takes 24h 55m
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 $1,208Free cancellationRating
7.1
10,886 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $1,210Free cancellationRating
7.5
1,016 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $1,528Free cancellationRating
7.4
9,538 reviews
Search United Airlines flights
Virgin AustraliaPriceFrom $1,641Free cancellationRating
7.6
451 reviews
Search Virgin Australia 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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