Cheap Flight Tickets from Seattle (SEA) to Adelaide (ADL)

Low Price Flights from Seattle to Adelaide

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Flights from Seattle to Adelaide Starting at CNY 1,638

We've found these cheap flights for you. You can book one-way or return flight tickets.

One way
Return

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Seattle to Adelaide

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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Seattle to Adelaide

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Alaska Airlines

From AU$ 916

Hawaiian Airlines

From AU$ 949

United Airlines

From AU$ 1,314

Delta Air Lines

From AU$ 1,385

EVA Air

From AU$ 1,483

Air Canada

From AU$ 1,553

Frontier Airlines

From AU$ 1,579

Singapore Airlines

From AU$ 1,638

Asiana Airlines

From AU$ 1,638

Air New Zealand

From AU$ 1,733

ANA airlines

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Alternative Routes from Seattle to Adelaide

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Seattle to Adelaide.

Cheapest
SEA
20:56
32h 34m
2 transfer
ADL
22:00
Seattle-Tacoma International Airport - Adelaide Airport
Sun, May 26Alaska Airlines
AU$ 916
SEA
20:56
32h 34m
2 transfer
ADL
22:00
Seattle-Tacoma International Airport - Adelaide Airport
Sun, May 26Alaska Airlines
AU$ 916
Find More Flights

How do I find the cheapest flights?

When are flight from Seattle (SEA) to Adelaide (ADL) the cheapest?
Airlines adjust prices for flights from Seattle to Adelaide based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Seattle (SEA) to Adelaide (ADL) cost?
According to Trip.com's data, the lowest price is around AU$ 3,248.
What is the transportation method from the main airport to downtown in Adelaide?
- The distance from Adelaide Airport to downtown is about 6km, by taxi about 20 minutes.
How many airports in Adelaide (ADL)?
There are 1 airport(s) in Adelaide (ADL): Adelaide Airport.

How to find a cheap flight from Seattle to Adelaide

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Adelaide. Book your flights at the right time and save more.

Book Early

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Compare Flight Prices

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Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

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Flight Information from Seattle to Adelaide

Cheapest direct flight price	AU$ 1,637
Off-season for travel	March
Peak season for travel	November
Flight distance	13,413.69km
Popular airline	American Airlines