Cheap Flights from Seattle (SEA) to Adelaide (ADL) from AU$1,400

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Cheap Flights from Seattle (SEA) to Adelaide (ADL)

Prices were available within the past 7 days and start at AU$1,400 for one-way flights and AU$3,910 for round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$3,910 Return, found 2 days ago
AU$3,910
Return
found 2 days ago
Select United flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$3,910 found 2 days ago
United
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$3,919 Return, found 2 days ago
AU$3,919
Return
found 2 days ago
Select United flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$3,919 found 2 days ago
United
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$3,923 Return, found 2 days ago
AU$3,923
Return
found 2 days ago
Select United flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$3,923 found 2 days ago
United
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$3,943 Return, found 2 days ago
AU$3,943
Return
found 2 days ago
Select United flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$3,943 found 2 days ago
Emirates
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$3,951 Return, found 2 days ago
AU$3,951
Return
found 2 days ago
Select Emirates flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$3,951 found 2 days ago
Emirates
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$4,014 Return, found 2 days ago
AU$4,014
Return
found 2 days ago
Select Emirates flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$4,014 found 2 days ago
All Nippon Airways
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$4,029 Return, found 2 days ago
AU$4,029
Return
found 2 days ago
Select All Nippon Airways flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$4,029 found 2 days ago
Qatar Airways
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$4,109 Return, found 2 days ago
AU$4,109
Return
found 2 days ago
Select Qatar Airways flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$4,109 found 2 days ago
United
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$4,263 Return, found 2 days ago
AU$4,263
Return
found 2 days ago
Select United flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$4,263 found 2 days ago
United
Mon., 6 Jan. - Tue., 28 Jan.
SEA
Seattle
ADL
Adelaide
AU$4,272 Return, found 2 days ago
AU$4,272
Return
found 2 days ago
Select United flight, departing Mon., 6 Jan. from Seattle to Adelaide, returning Tue., 28 Jan., priced at AU$4,272 found 2 days ago
Flight from Seattle to Adelaide route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Adelaide
Return price
AU$3,910
Distance
13340 km

Your quick guide to flights from Seattle to Adelaide

Pick up great flights from Seattle to Adelaide

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Seattle to Adelaide. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Seattle to Adelaide that take around hours.

Find cheap flights from Seattle to Adelaide

From the great flight deals with prices currently ranging from AU$3,910 to AU$4,272, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Seattle to Adelaide around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Adelaide is normally in January.

Reasons to book your flight from Seattle to Adelaide with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Seattle to Adelaide across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Adelaide right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Discover the Best Way to Fly from SEA to ADL

Are you dreaming of a memorable vacation Down Under? Look no further than Adelaide, SA (ADL) for an unforgettable adventure! With Expedia, finding cheap flights from Adelaide has never been easier. Start your journey from Seattle, WA (SEA-Seattle - Tacoma Intl.) and let the excitement begin!

Top Airlines Flying from SEA to ADL

When it comes to flying from SEA to ADL, several top airlines offer convenient and comfortable options. Choose from airlines like Qantas, Singapore Airlines, and Alaska Airlines, known for their exceptional service and excellent amenities. These airlines ensure a smooth and enjoyable journey to your dream destination.

Getting from ADL Airport to the City

Once you land at Adelaide Airport, you'll be delighted to find a range of transportation options available to take you to the heart of the city. Public transport, including buses and trains, provides easy access to your desired destinations. Alternatively, you can opt for taxi services or car rentals for a more personalized and convenient travel experience.

Uncover the Charms of Adelaide, SA (ADL)

Adelaide, SA (ADL), offers a plethora of activities and attractions to suit every traveler's taste. Explore the vibrant entertainment scene, dive into the city's rich history at historical sites, or immerse yourself in the unique charm of different neighborhoods. Experience cultural wonders, indulge in culinary delights, and discover the hidden gems that make Adelaide, SA (ADL) truly special.

Tips for Booking a Flight from SEA to ADL

When booking your flight from SEA to ADL, keep a few things in mind to ensure a seamless and budget-friendly experience. Look out for great deals on flights and cheap fares by comparing prices across different airlines. Expedia's flight price calendar and price trend features make it effortless to find the best prices for your desired travel dates.

With Expedia, you can trust that you'll score a great deal for your flight from SEA to ADL. Our user-friendly website allows you to easily compare prices and select the most suitable option for your travel needs. Say goodbye to the hassle of searching multiple platforms and let Expedia be your go-to choice for all your travel bookings.

Book your flight from SEA to ADL with Expedia today and get ready for an unforgettable adventure in Adelaide, SA (ADL). Start your journey with ease and excitement, knowing that you've secured the perfect flight for your dream vacation.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Adelaide Airport (ADL)?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between SEA and Adelaide Airport (ADL) start from AU$3,910. Book today to get the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Adelaide Airport (ADL)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Sea-Tac Airport to Adelaide Airport (ADL) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for SEA to Adelaide Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from SEA to Adelaide Airport (ADL)?
The distance is around 13 400 kilometres. Earplugs? Check. A change of clothes? Double check. We recommend you pack all the essentials for this long-haul SeaTac to Adelaide flight.
Which airlines fly direct from Sea-Tac Airport to Adelaide Airport (ADL)?
If you want to travel straight from Seattle - Tacoma Intl. Airport (SEA) to Adelaide Airport (ADL), you’ll have to book a flight with at least one stop. Unfortunately, there aren’t any airlines that fly directly on this route.
Are Seattle - Tacoma Intl. Airport (SEA) to Adelaide Airport (ADL) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally nab a bargain, with some of the cheapest airfares from Sea-Tac Airport to Adelaide Airport surfacing a few weeks before the date of departure. If you’d rather plan ahead, Expedia compares and updates the best flight deals regularly — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines quote prices that far in advance.
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