$633 Cheap flight deals from Seattle (SEA) to Adelaide (ADL)

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Airfares from $633 One Way, $967 Round Trip from Seattle to Adelaide

Prices starting at $967 for return flights and $633 for one-way flights to Adelaide were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Mar 3 - Tue, Mar 17
SEA
Seattle
ADL
Adelaide
$967 Roundtrip, found 3 days ago
$967
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Mar 3 from Seattle to Adelaide, returning Tue, Mar 17, priced at $967 found 3 days ago
Mon, Mar 2 - Mon, Mar 23
SEA
Seattle
ADL
Adelaide
$1,120 Roundtrip, found 5 days ago
$1,120
Roundtrip
found 5 days ago
Select United flight, departing Mon, Mar 2 from Seattle to Adelaide, returning Mon, Mar 23, priced at $1,120 found 5 days ago
Wed, Mar 4 - Wed, Mar 11
SEA
Seattle
ADL
Adelaide
$1,199 Roundtrip, found 20 hours ago
$1,199
Roundtrip
found 20 hours ago
Select Qantas Airways flight, departing Wed, Mar 4 from Seattle to Adelaide, returning Wed, Mar 11, priced at $1,199 found 20 hours ago
Fri, Feb 27 - Thu, Mar 19
SEA
Seattle
ADL
Adelaide
$1,221 Roundtrip, found 5 days ago
$1,221
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Fri, Feb 27 from Seattle to Adelaide, returning Thu, Mar 19, priced at $1,221 found 5 days ago
Mon, Aug 3 - Thu, Aug 20
SEA
Seattle
ADL
Adelaide
$1,221 Roundtrip, found 4 days ago
$1,221
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Aug 3 from Seattle to Adelaide, returning Thu, Aug 20, priced at $1,221 found 4 days ago

More About Flying To Adelaide from Seattle

Route Information for Flights from Seattle to Adelaide

Origin Airport IATA Code
SEA
Destination Airport IATA Code
ADL
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Seattle to Adelaide

Whether you want to book cheap flights from Seattle to Adelaide or are looking for the perfect package holiday, Orbitz is your one-stop source. Taking the stress and expense out of travel, Orbitz helps you find the best fares for Seattle to Adelaide flights.

Make the Most of Your Vacation

Not only does Orbitz have cheap deals for Seattle to Adelaide flights, we can also help you plan your vacation in advance. Why wait in lengthy lines for tickets to shows, amusement parks, and other attractions when you could be making the most of your holiday? Add activities to your flight booking for fewer hassles once you arrive in Adelaide.

Planning on the Go

Book your flights from Seattle to Adelaide wherever you are with the Orbitz app for Android and iPhone. Or simply use m.orbitz.com on your mobile browser to search and book the Seattle to Adelaide flights that you want. And if you’re running late, you check your flight status and baggage claim information on your mobile device too too.

Craft Your Perfect Vacation

Orbitz takes the stress out of vacation planning with great deals on flights from Seattle to Adelaide, hotels, car rentals, cruises, and more. Mix and match results for your perfect trip, or book a complete vacation package.

Keep Informed With Orbitz

With Orbitz’s free alerts service, you will stay informed of flight or services disruptions to your Seattle to Adelaide flights. The alerts can be sent straight to your mobile phone or email.

Frequently asked questions

What is the shortest flight from Seattle to Adelaide?
The journey from Seattle to Adelaide can be as fast as 2 hours and 55 minutes. With a short and sweet flight time like this, why not book a spontaneous getaway?
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.