$512 Cheap Flights from Seattle (SEA) to Melbourne (MEL)

View $512 flight on Sun, Mar 7, 2027Opens in a new window

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

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Cheap Flights from Seattle to Melbourne (SEA-MEL)

Prices were available within the past 7 days and start at $512 for one-way flights and $1,081 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Fri, Oct 23 - Sun, Nov 1
SEA
Seattle
MEL
Melbourne
$1,081 Roundtrip, found 1 day ago
$1,081
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Fri, Oct 23 from Seattle to Melbourne, returning Sun, Nov 1, priced at $1,081 found 1 day ago
United
Tue, Jun 2 - Thu, Jun 11
SEA
Seattle
MEL
Melbourne
$1,092 Roundtrip, found 1 hour ago
$1,092
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Jun 2 from Seattle to Melbourne, returning Thu, Jun 11, priced at $1,092 found 1 hour ago
Delta
Thu, Oct 29 - Tue, Nov 10
SEA
Seattle
MEL
Melbourne
$1,100 Roundtrip, found 1 day ago
$1,100
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Oct 29 from Seattle to Melbourne, returning Tue, Nov 10, priced at $1,100 found 1 day ago
Air Canada
Mon, May 4 - Wed, May 20
SEA
Seattle
MEL
Melbourne
$1,159 Roundtrip, found 4 days ago
$1,159
Roundtrip
found 4 days ago
Select Air Canada flight, departing Mon, May 4 from Seattle to Melbourne, returning Wed, May 20, priced at $1,159 found 4 days ago
Fiji Airways
Wed, Aug 26 - Sun, Sep 6
SEA
Seattle
MEL
Melbourne
$1,255 Roundtrip, found 1 day ago
$1,255
Roundtrip
found 1 day ago
Select Fiji Airways flight, departing Wed, Aug 26 from Seattle to Melbourne, returning Sun, Sep 6, priced at $1,255 found 1 day ago
Alaska Airlines
Mon, Aug 24 - Tue, Sep 1
SEA
Seattle
MEL
Melbourne
$1,323 Roundtrip, found 1 day ago
$1,323
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Aug 24 from Seattle to Melbourne, returning Tue, Sep 1, priced at $1,323 found 1 day ago
Philippine Airlines
Wed, Sep 2 - Wed, Sep 9
SEA
Seattle
MEL
Melbourne
$1,527 Roundtrip, found 7 hours ago
$1,527
Roundtrip
found 7 hours ago
Select Philippine Airlines flight, departing Wed, Sep 2 from Seattle to Melbourne, returning Wed, Sep 9, priced at $1,527 found 7 hours ago
Turkish Airlines
Sun, Mar 14 - Fri, Mar 26
SEA
Seattle
MEL
Melbourne
$1,559 Roundtrip, found 3 days ago
$1,559
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Sun, Mar 14 from Seattle to Melbourne, returning Fri, Mar 26, priced at $1,559 found 3 days ago
Cathay Pacific
Tue, Nov 3 - Tue, Nov 10
SEA
Seattle
MEL
Melbourne
$1,565 Roundtrip, found 4 days ago
$1,565
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Tue, Nov 3 from Seattle to Melbourne, returning Tue, Nov 10, priced at $1,565 found 4 days ago
Air New Zealand
Mon, Nov 2 - Mon, Nov 9
SEA
Seattle
MEL
Melbourne
$1,586 Roundtrip, found 5 days ago
$1,586
Roundtrip
found 5 days ago
Select Air New Zealand flight, departing Mon, Nov 2 from Seattle to Melbourne, returning Mon, Nov 9, priced at $1,586 found 5 days ago

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 $1,092
MEL
Tullamarine
Cheapest
Average driving time to city center20 min
Flights from $1,092

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

May is typically the cheapest month to fly

From $918 - $1,237 per traveler.

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) cost?
You can find cheap one-way flights and cheap return flights from $1,081 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) with Expedia. One-way flights typically cost between $485 and $6288, and return flights often range between $1122 and $9475. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
September is the cheapest month to fly from Seattle, WA (SEA) to Melbourne, VIC (MEL), with average round-trip fares around $1,047. This fare is about 18% lower than the average price throughout the year, as September is typically a quieter travel month. Other affordable months include August and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
Enter SEA to MEL and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
Philippine Airlines is one of the cheapest airlines offering connecting flights from Seattle - Tacoma Intl. (SEA) to Tullamarine (MEL), with round-trip tickets starting from around $1,497.87. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
When flying from Seattle to Melbourne, September and November are your best bets. Return flights during these months average around $1,047, making them the most economical choices. September is great for enjoying the early spring in Australia, while November brings warmer weather and vibrant city life, perfect for exploring.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
The earliest flight from Seattle - Tacoma International (SEA) to Tullamarine (MEL) usually leaves at about 12:10 AM. This early departure allows you to maximize your time in Melbourne. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
The most popular departure times for flights from Seattle (SEA) to Melbourne (MEL) are in the afternoon, from 3pm to 6pm. About 45% of passengers prefer this time window. Many major carriers, including Emirates, United Airlines and Delta Airlines, offer flights during this window. This timing works well because it allows you to enjoy your morning in Seattle before heading off to Melbourne.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
Flights from SEA to MEL with one stop typically take around 21 hours 50 minutes, covering approximately 8,186 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
Business class seats are offered on the SEA to MEL route. Airlines that offer business class service on this route include:

  • Japan Airlines
  • Emirates
  • China Airlines
  • Qatar Airways
  • Singapore Airlines
  • United Airlines
  • Turkish Airlines
  • Cathay Pacific
  • American Airlines
  • Philippine Airlines

First class is available with Emirates and American Airlines.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Melbourne from Seattle - Tacoma Intl. (SEA)?
From Seattle - Tacoma Intl. (SEA), you can fly into Tullamarine (MEL), Orlando Melbourne Intl. (MLB) and Avalon (AVV) in Melbourne. Some flights may connect through major hubs like Los Angeles Intl. (LAX), Vancouver Intl. (YVR), San Francisco Intl. (SFO) before reaching Melbourne. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) Melbourne Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Melbourne, VIC (MEL-Tullamarine) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Tullamarine
Airlines serving
Air Canada, Air New Zealand, Air Tahiti Nui, Alaska Airlines, American Airlines, British Airways, Cathay Pacific, China Airlines, Delta, Emirates, Fiji Airways, Japan Airlines, Philippine Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, United
Roundtrip price
$1,080
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 October. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $512 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

*Flight schedules are subject to change.

*Available to One Key members.

 

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