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Cheap flights from Seattle to Melbourne from $510

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Melbourne departing on 5/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Seattle to Melbourne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:00 pm - 2:10 pm
SEA
-
AVV
30h 10m
2 stops
Multiple Airlines Logo
8:40 pm - 10:07 am
AVV
-
SEA
30h 27m
2 stops
$1,037Multiple Airlines
Thu, Jun 11 - Tue, Jul 7
Multiple Airlines Logo
2:55 pm - 2:20 pm
SEA
-
AVV
30h 25m
2 stops
Multiple Airlines Logo
8:55 pm - 2:20 pm
AVV
-
SEA
34h 25m
2 stops
$1,065Multiple Airlines
Wed, May 6 - Sun, May 17
Multiple Airlines Logo
7:20 pm - 2:20 pm
SEA
-
AVV
26h 00m
2 stops
Multiple Airlines Logo
4:40 pm - 10:05 am
AVV
-
SEA
34h 25m
2 stops
$1,067Multiple Airlines
Tue, May 12 - Tue, May 19
Multiple Airlines Logo
7:20 pm - 4:05 pm
SEA
-
AVV
27h 45m
2 stops
Multiple Airlines Logo
8:55 pm - 9:52 am
AVV
-
SEA
29h 57m
2 stops
$1,090Multiple Airlines
Thu, Jul 2 - Tue, Sep 22
Multiple Airlines Logo
10:45 am - 2:20 pm
SEA
-
AVV
34h 35m
2 stops
Multiple Airlines Logo
8:55 pm - 10:05 am
AVV
-
SEA
30h 10m
2 stops
$1,110Multiple Airlines
Wed, May 6 - Sun, May 17
Multiple Airlines Logo
2:55 pm - 2:20 pm
SEA
-
AVV
30h 25m
2 stops
Multiple Airlines Logo
8:55 pm - 10:05 am
AVV
-
SEA
30h 10m
2 stops
$1,112Multiple Airlines
Wed, May 6 - Sun, May 17
Multiple Airlines Logo
7:20 pm - 8:05 pm
SEA
-
AVV
31h 45m
2 stops
Multiple Airlines Logo
8:55 pm - 9:52 am
AVV
-
SEA
29h 57m
2 stops
$1,119Multiple Airlines
Sun, Jul 5 - Tue, Sep 22
Multiple Airlines Logo
7:20 pm - 2:20 pm
SEA
-
AVV
26h 00m
2 stops
Multiple Airlines Logo
8:55 pm - 10:05 am
AVV
-
SEA
30h 10m
2 stops
$1,121Multiple Airlines
Tue, May 19 - Sun, May 24
Multiple Airlines Logo
3:00 pm - 8:05 pm
SEA
-
AVV
36h 05m
2 stops
Multiple Airlines Logo
4:40 pm - 10:07 am
AVV
-
SEA
34h 27m
2 stops
$1,162Multiple Airlines
Wed, Jul 1 - Sat, Jul 11
Multiple Airlines Logo
7:20 pm - 2:20 pm
SEA
-
AVV
26h 00m
2 stops
Multiple Airlines Logo
4:40 pm - 10:07 am
AVV
-
SEA
34h 27m
2 stops
$1,164Multiple Airlines
Wed, Jul 1 - Sat, Jul 11

Qantas Airways flights from Seattle to Melbourne Avalon Airport

Our best Qantas Airways deals on Seattle to Melbourne Avalon Airport flight tickets
Qantas Airways
Sep 7
SEA7:20 amSeattle/Tacoma Intl
22h 30m
2 stops
AVV10:50 pmMelbourne Avalon
Sep 14
AVV8:40 pmMelbourne Avalon
42h 02m
2 stops
SEA9:42 pmSeattle/Tacoma Intl
$2,268
Qantas Airways
Jun 25
SEA5:10 pmSeattle/Tacoma Intl
33h 55m
2 stops
AVV8:05 pmMelbourne Avalon
Jul 2
AVV8:55 pmMelbourne Avalon
42h 04m
2 stops
SEA9:59 pmSeattle/Tacoma Intl
$2,693
Qantas Airways
Jul 18
SEA6:25 pmSeattle/Tacoma Intl
35h 25m
2 stops
AVV10:50 pmMelbourne Avalon
Aug 16
AVV8:55 pmMelbourne Avalon
41h 01m
2 stops
SEA8:56 pmSeattle/Tacoma Intl
$3,411

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Melbourne Avalon Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 14, 2026.
Use the filters below to find and compare flights from Seattle to Melbourne Avalon Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Thu 6/11

3:00 pm-2:10 pm

2 stops30h 10m

Melbourne Avalon

Tue 7/7

8:40 pm-10:07 am

2 stops30h 27m

$1,037

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Wed 5/6

2:55 pm-2:20 pm

2 stops30h 25m

Melbourne Avalon

Sun 5/17

8:55 pm-2:20 pm

2 stops34h 25m

$1,065

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Tue 5/12

7:20 pm-2:20 pm

2 stops26h 00m

Melbourne Avalon

Tue 5/19

4:40 pm-10:05 am

2 stops34h 25m

$1,067

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Thu 7/2

7:20 pm-4:05 pm

2 stops27h 45m

Melbourne Avalon

Tue 9/22

8:55 pm-9:52 am

2 stops29h 57m

$1,090

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Wed 5/6

10:45 am-2:20 pm

2 stops34h 35m

Melbourne Avalon

Sun 5/17

8:55 pm-10:05 am

2 stops30h 10m

$1,110

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Wed 5/6

2:55 pm-2:20 pm

2 stops30h 25m

Melbourne Avalon

Sun 5/17

8:55 pm-10:05 am

2 stops30h 10m

$1,112

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Sun 7/5

7:20 pm-8:05 pm

2 stops31h 45m

Melbourne Avalon

Tue 9/22

8:55 pm-9:52 am

2 stops29h 57m

$1,119
Quickest round-trip

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Tue 5/19

7:20 pm-2:20 pm

2 stops26h 00m

Melbourne Avalon

Sun 5/24

8:55 pm-10:05 am

2 stops30h 10m

$1,121

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Wed 7/1

3:00 pm-8:05 pm

2 stops36h 05m

Melbourne Avalon

Sat 7/11

4:40 pm-10:07 am

2 stops34h 27m

$1,162

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Wed 7/1

7:20 pm-2:20 pm

2 stops26h 00m

Melbourne Avalon

Sat 7/11

4:40 pm-10:07 am

2 stops34h 27m

$1,164

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Seattle to Melbourne Avalon Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Melbourne Avalon Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Melbourne Avalon Airport (SEA to AVV) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Melbourne Avalon Airport

Fastest flight time

26h 00m

Direct flights

None
The fastest flight from Seattle to Melbourne Avalon Airport takes 26h 00m
There are no direct flights from Seattle to Melbourne Avalon Airport. There are no popular flight routes from Seattle to Melbourne Avalon Airport.
Search flight deals

Frequently asked questions about flying from Seattle to Melbourne Avalon Airport

  • How far is Seattle/Tacoma Intl to Melbourne Avalon by plane?

    Seattle/Tacoma Intl and Melbourne Avalon are 8215.8 mi apart from one another. Typically, this will take 26h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Melbourne Avalon Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Melbourne Avalon Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Melbourne Avalon Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Melbourne Avalon Airport.

  • What documentation or ID do you need to fly to Melbourne Avalon Airport?

    The travel and health documents required for your trip to Melbourne Avalon Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Melbourne Avalon Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Seattle to Melbourne Avalon Airport

  • How do I get Price Alerts for flights from Seattle to Melbourne Avalon Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Seattle from Melbourne Avalon Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Seattle to Melbourne Avalon Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Melbourne?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Melbourne from Seattle.

Can I find flights from Seattle to Melbourne with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Melbourne from Seattle with this policy.

How can momondo help me find flights from Seattle to Melbourne?

Once all potential Seattle to Melbourne flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Melbourne right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Melbourne, momondo offers a useful price alert feature which will track prices for flights to Melbourne from Seattle and alert you when they change.

An easier way to manage your Melbourne Avalon Airport trip

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