$746 Cheap flight deals from Seattle (SEA) to Adelaide (ADL)

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Airfares from $746 One Way, $1,261 Round Trip from Seattle to Adelaide

Prices starting at $1,261 for return flights and $746 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, Jun 3 - Thu, Jul 3
PAE
Seattle
ADL
Adelaide
$1,261 Roundtrip, found 5 days ago
$1,261
Roundtrip
found 5 days ago
Select Fiji Airways flight, departing Tue, Jun 3 from Seattle to Adelaide, returning Thu, Jul 3, priced at $1,261 found 5 days ago
Sun, Jun 1 - Wed, Jun 11
SEA
Seattle
ADL
Adelaide
$1,340 Roundtrip, found 4 days ago
$1,340
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sun, Jun 1 from Seattle to Adelaide, returning Wed, Jun 11, priced at $1,340 found 4 days ago
Sun, May 18 - Sun, Jun 1
SEA
Seattle
ADL
Adelaide
$1,345 Roundtrip, found 6 days ago
$1,345
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sun, May 18 from Seattle to Adelaide, returning Sun, Jun 1, priced at $1,345 found 6 days ago
Wed, Nov 12 - Tue, Nov 25
SEA
Seattle
ADL
Adelaide
$1,530 Roundtrip, found 2 days ago
$1,530
Roundtrip
found 2 days ago
Select Qantas Airways flight, departing Wed, Nov 12 from Seattle to Adelaide, returning Tue, Nov 25, priced at $1,530 found 2 days ago
Mon, Dec 1 - Sun, Jan 11
SEA
Seattle
ADL
Adelaide
$1,656 Roundtrip, found 1 day ago
$1,656
Roundtrip
found 1 day ago
Select Air New Zealand flight, departing Mon, Dec 1 from Seattle to Adelaide, returning Sun, Jan 11, priced at $1,656 found 1 day 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

Orbitz On-the-Go is your one-stop shop for discount vacation air travel. Our cutting-edge mobile tools leave you time to pack for the trip. Shop our sales on domestic flights from Seattle to Adelaide.

Best Bargains Anywhere

Cheap vacations start at Orbitz On-the-Go. Find the best deals on international flights from Seattle to Adelaide.

Complete Travel Planning

Your phone becomes a full-service vacation travel agency with Orbitz mobile phone apps. From reservations to arrivals, every detail is in the palm of your hand. Book budget flights from Seattle to Adelaide; add a car and hotel, share your itinerary and keep up with changes. Orbitz apps cover all the bases for you.

Totally Stress-Free

Free Alerts from Orbitz On-the-Go keep your vacation free from worry. Free Alerts updates you the moment any changes occur. You’ll always have the most current flight, gate and baggage claim details. So sit back and enjoy your low fare on Seattle to Adelaide flights.

More Miles Faster = Maximum Value

Orbitz On-the-Go securely stores your frequent flier and loyalty program information. Watch your miles add up when you book discount Seattle to Adelaide flights with Orbitz. Make your vacation mileage-friendly with low cost air tickets on Seattle to Adelaide flights. Orbitz is your destination for vacation value.

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.

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.