SEA - ADL

$1,587 Find Cheap Flights from Seattle to Adelaide

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Adelaide departing on 24/10. 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

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
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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

Fri, 24 Oct - Sat, 22 Nov
Multiple Airlines Logo
07:44 - 08:45SEA-ADL
31h 31m2 stops
Multiple Airlines Logo
07:45 - 23:17ADL-SEA
34h 02m2 stops
$1,587Multiple Airlines
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Sun, 15 Mar - Thu, 19 Mar
Air Canada Logo
15:40 - 13:55SEA-ADL
28h 45m2 stops
Air Canada Logo
06:10 - 22:06ADL-SEA
33h 26m2 stops
$1,598Air Canada
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Fri, 24 Oct - Mon, 24 Nov
Multiple Airlines Logo
21:15 - 12:35SEA-ADL
45h 50m2 stops
Multiple Airlines Logo
13:15 - 17:58ADL-SEA
23h 13m2 stops
$1,626Multiple Airlines
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Sun, 15 Mar - Thu, 19 Mar
Air Canada Logo
05:50 - 13:55SEA-ADL
38h 35m2 stops
Air Canada Logo
06:10 - 09:31ADL-SEA
20h 51m2 stops
$1,628Air Canada
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Sat, 1 Nov - Sat, 8 Nov
Qantas Airways Logo
07:40 - 10:55SEA-ADL
33h 45m2 stops
Qantas Airways Logo
11:40 - 18:11ADL-SEA
25h 01m2 stops
$1,632Qantas Airways
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Sat, 13 Dec - Mon, 5 Jan
United Airlines Logo
13:05 - 09:30SEA-ADL
25h 55m1 stop
United Airlines Logo
14:55 - 21:07ADL-SEA
24h 42m1 stop
$1,814United Airlines
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Sat, 13 Dec - Mon, 5 Jan
United Airlines Logo
05:05 - 09:30SEA-ADL
33h 55m2 stops
United Airlines Logo
14:55 - 09:55ADL-SEA
37h 30m2 stops
$1,821United Airlines
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Sat, 10 Jan - Wed, 14 Jan
Hawaiian Airlines Logo
18:55 - 08:15SEA-ADL
42h 50m2 stops
Hawaiian Airlines Logo
11:40 - 20:15ADL-SEA
27h 05m2 stops
$2,263Hawaiian Airlines
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Fri, 9 Jan - Wed, 14 Jan
Hawaiian Airlines Logo
18:55 - 08:15SEA-ADL
42h 50m2 stops
Hawaiian Airlines Logo
17:10 - 20:15ADL-SEA
21h 35m2 stops
$2,485Hawaiian Airlines
Find Deal
Sun, 11 Jan - Thu, 15 Jan
Qantas Airways Logo
06:02 - 10:55SEA-ADL
34h 23m2 stops
Qantas Airways Logo
06:00 - 12:56ADL-SEA
25h 26m2 stops
$2,565Qantas Airways
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Everything you should know

Cheapest return fare
$1,587
Multiple Airlines
Fri 24/10Sat 22/11
SEA - ADL • 2 stops
Cheapest one-way flight
Multiple Airlines
Wed 17/9
SEA - ADL • multi-stop
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Adelaide!
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.

What’s the cheapest day of the week to fly from Seattle to Adelaide?

The average price of all round-trip flights from Seattle to Adelaide clicked on KAYAK for each day over the last 12 months.

If you are looking for a flight deal from Seattle to Adelaide, look for departures on Mondays and avoid leaving on a Sunday, as it's usually the priciest day. When flying back from Adelaide, Tuesday is the cheapest day to fly and Sunday is the most expensive.

Find deals

Good to know

Low seasonSeptember
Cheapest flight$1,587
Best time to beat the crowds (22% less expensive on average)
Most popular time to fly and prices are also 10% lower on average.
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 $1,059 for a return ticket.

  • 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.

  • Which airline alliances offer flights from Seattle to Adelaide?

    Star Alliance, and oneworld are the airline alliances operating flights between Seattle and Adelaide, with oneworld being the most commonly used for this 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)

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