SEA - ADL

$836 Find Cheap Flights from Seattle to Adelaide

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Adelaide departing on 17/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Adelaide

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Adelaide, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Adelaide, as well as popular online travel agencies
Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 20% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest return fare
$1,325
Multiple Airlines
Tue 28/4Tue 5/5
SEA - ADL • 2 stops
Cheapest one-way flight
$836
Multiple Airlines
Sun 17/5
SEA - ADL • 2 stops
Direct flights
Not available
There are currently no direct flights between Seattle and Adelaide. You’ll need at least 2 connections.
Insights
Insights
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Adelaide!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Seattle to Adelaide (SEA-ADL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Seattle to Adelaide that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Seattle to Adelaide

Tue, 28 Apr - Tue, 5 May
Multiple Airlines Logo
15:40 - 11:15
SEA
-
ADL
27h 05m
2 stops
Multiple Airlines Logo
18:55 - 09:50
ADL
-
SEA
31h 25m
2 stops
$1,325Multiple Airlines
Sun, 19 Apr - Tue, 28 Apr
Multiple Airlines Logo
20:00 - 13:55
SEA
-
ADL
25h 25m
2 stops
Multiple Airlines Logo
17:15 - 09:38
ADL
-
SEA
32h 53m
2 stops
$1,409Multiple Airlines
Thu, 30 Apr - Thu, 7 May
Air Canada Logo
15:40 - 13:55
SEA
-
ADL
29h 45m
2 stops
Air Canada Logo
21:20 - 09:50
ADL
-
SEA
29h 00m
2 stops
$1,431Air Canada
Mon, 27 Apr - Mon, 4 May
Qantas Airways Logo
19:06 - 13:40
SEA
-
ADL
26h 04m
2 stops
Qantas Airways Logo
13:25 - 22:52
ADL
-
SEA
25h 57m
2 stops
$1,585Qantas Airways
Fri, 24 Apr - Tue, 28 Apr
Air Canada Logo
15:40 - 15:55
SEA
-
ADL
31h 45m
2 stops
Air Canada Logo
20:00 - 15:05
ADL
-
SEA
35h 35m
2 stops
$1,721Air Canada
Fri, 24 Apr - Tue, 28 Apr
Air Canada Logo
15:40 - 15:55
SEA
-
ADL
31h 45m
2 stops
Air Canada Logo
20:00 - 15:05
ADL
-
SEA
35h 35m
2 stops
$1,723Air Canada
Fri, 24 Apr - Tue, 28 Apr
Multiple Airlines Logo
08:00 - 22:35
SEA
-
ADL
22h 05m
2 stops
Multiple Airlines Logo
08:50 - 21:42
ADL
-
SEA
29h 22m
2 stops
$1,735Multiple Airlines
Fri, 24 Apr - Tue, 28 Apr
Multiple Airlines Logo
08:00 - 22:35
SEA
-
ADL
22h 05m
2 stops
Multiple Airlines Logo
08:50 - 21:42
ADL
-
SEA
29h 22m
2 stops
$1,806Multiple Airlines
Sun, 5 Jul - Fri, 17 Jul
Air Canada Logo
05:40 - 11:50
SEA
-
ADL
37h 40m
2 stops
Air Canada Logo
20:00 - 09:52
ADL
-
SEA
30h 22m
2 stops
$1,811Air Canada
Mon, 6 Jul - Fri, 24 Jul
Multiple Airlines Logo
19:20 - 13:30
SEA
-
ADL
25h 40m
2 stops
Multiple Airlines Logo
19:35 - 09:52
ADL
-
SEA
30h 47m
2 stops
$1,826Multiple Airlines
Booking Insights

KAYAK's insights & trends for Seattle to Adelaide flights

Get data-powered insights and trends into flights from Seattle to Adelaide to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Seattle to Adelaide?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest return tickets from Seattle to Adelaide were found on Air Canada ($1,431) and Qantas Airways ($1,585).

Find deals

Good to know

Cheapest flight$836
Flight from Seattle to Adelaide

When to book flights from Seattle to Adelaide

Are your dates flexible? Find out the best times to travel from Seattle to Adelaide based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Seattle to Adelaide

  • What is the cheapest flight from Seattle to Adelaide?

    In the last 3 days, the lowest price for a flight from Seattle to Adelaide was $836 for a one-way ticket and $1,325 for a return.

  • Which airports will I be using when flying from Seattle to Adelaide?

    Seattle airport is called Seattle/Tacoma Intl and the only airport in Adelaide is Adelaide.

  • Which aircraft models fly most regularly from Seattle to Adelaide?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Seattle to Adelaide?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Adelaide.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Adelaide?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Adelaide from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Adelaide?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Adelaide with an airline and back to Seattle with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Adelaide?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Adelaide from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Seattle to Adelaide

Information on your arrival and departure airports

Seattle (SEA)
Adelaide (ADL)