$357 Cheap Flights from Seattle (SEA) to Melbourne (MEL)

View $357 flight on Tue, Sep 1, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Melbourne Airport (MEL)

Cheap Flights from Seattle to Melbourne (SEA-MEL)

Prices were available within the past 7 days and start at $357 for one-way flights and $872 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Mon, May 18 - Thu, May 28
SEA
Seattle
MEL
Melbourne
$872 Roundtrip, found 11 hours ago
$872
Roundtrip
found 11 hours ago
Select All Nippon Airways flight, departing Mon, May 18 from Seattle to Melbourne, returning Thu, May 28, priced at $872 found 11 hours ago
Air Canada
Tue, Apr 7 - Tue, Apr 21
SEA
Seattle
MEL
Melbourne
$951 Roundtrip, found 4 days ago
$951
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Apr 7 from Seattle to Melbourne, returning Tue, Apr 21, priced at $951 found 4 days ago
Philippine Airlines
Sun, May 10 - Wed, May 20
SEA
Seattle
MEL
Melbourne
$975 Roundtrip, found 3 hours ago
$975
Roundtrip
found 3 hours ago
Select Philippine Airlines flight, departing Sun, May 10 from Seattle to Melbourne, returning Wed, May 20, priced at $975 found 3 hours ago
Qantas Airways
Tue, Jan 27 - Sat, Feb 7
SEA
Seattle
MEL
Melbourne
$1,070 Roundtrip, found 1 day ago
$1,070
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Tue, Jan 27 from Seattle to Melbourne, returning Sat, Feb 7, priced at $1,070 found 1 day ago
United
Tue, Apr 7 - Tue, Apr 21
SEA
Seattle
MEL
Melbourne
$1,094 Roundtrip, found 4 days ago
$1,094
Roundtrip
found 4 days ago
Select United flight, departing Tue, Apr 7 from Seattle to Melbourne, returning Tue, Apr 21, priced at $1,094 found 4 days ago
Delta
Fri, Jan 30 - Fri, Feb 13
SEA
Seattle
MEL
Melbourne
$1,101 Roundtrip, found 6 hours ago
$1,101
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Jan 30 from Seattle to Melbourne, returning Fri, Feb 13, priced at $1,101 found 6 hours ago
Fiji Airways
Wed, Jan 28 - Fri, Feb 6
SEA
Seattle
MEL
Melbourne
$1,192 Roundtrip, found 1 day ago
$1,192
Roundtrip
found 1 day ago
Select Fiji Airways flight, departing Wed, Jan 28 from Seattle to Melbourne, returning Fri, Feb 6, priced at $1,192 found 1 day ago
Hawaiian Airlines
Wed, Mar 11 - Tue, Mar 17
SEA
Seattle
MEL
Melbourne
$1,208 Roundtrip, found 2 days ago
$1,208
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Mar 11 from Seattle to Melbourne, returning Tue, Mar 17, priced at $1,208 found 2 days ago
Cathay Pacific
Wed, Apr 1 - Sun, Apr 12
SEA
Seattle
MEL
Melbourne
$1,247 Roundtrip, found 1 day ago
$1,247
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Wed, Apr 1 from Seattle to Melbourne, returning Sun, Apr 12, priced at $1,247 found 1 day ago
Air New Zealand
Tue, Feb 10 - Tue, Feb 24
SEA
Seattle
MEL
Melbourne
$1,379 Roundtrip, found 5 days ago
$1,379
Roundtrip
found 5 days ago
Select Air New Zealand flight, departing Tue, Feb 10 from Seattle to Melbourne, returning Tue, Feb 24, priced at $1,379 found 5 days ago

Find the cheapest month to fly from Seattle (SEA) to Melbourne (MEL)

February is typically the cheapest month to fly

From $813 - $1,398 per traveler.

Alternative airports near Melbourne

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Tullamarine MEL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $1,336
MEL
Tullamarine
Cheapest
Average driving time to city center20 min
Flights from $1,336

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL) cost?
Lock in a cheap one-way flight from $357 or cheap return flight from $872 from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL)?
May is the cheapest month to fly from SEA to MEL. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from SEA to MEL. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL)?
You'll have to take a flight with a layover when traveling from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from SEA to MEL?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL)?
To land at Tullamarine Airport (MEL) on time, select a flight that leaves from Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL) last-minute?
Holding off until right before your break to book a flight from SEA to MEL often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of snagging a bargain.
Is it cheaper to book a SEA to MEL flight and hotel package?
You'll generally save money by booking a SEA to MEL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your ideal accommodations and flights, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Tullamarine Airport (MEL)?
It's generally possible to reschedule or cancel your SEA to MEL flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Tullamarine
Airlines serving
Air Canada, Air New Zealand, Air Tahiti Nui, Alaska Airlines, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, Delta, Emirates, Fiji Airways, Hawaiian Airlines, Japan Airlines, Philippine Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Turkish Airlines, United
Roundtrip price
$871
Distance
8185 mi

Book with confidence

Seattle to Melbourne Flights

The cheapest times to fly from Seattle to Melbourne

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Melbourne are during the month of May. You can find some of the cheapest flights from Seattle to Melbourne with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Melbourne

Sunday is one of the best days to book for cheap flights from Seattle to Melbourne: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Melbourne

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Melbourne in 2025. You can also book with separate airlines for your outbound and return journeys, from $357 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Melbourne flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Melbourne airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Melbourne Flights

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*Available to One Key members.