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Cheap flights from Seattle to Melbourne from $492

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 5/13. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:55 pm - 2:20 pm
SEA
-
AVV
30h 25m
2 stops
Multiple Airlines Logo
2:55 pm - 9:15 am
AVV
-
SEA
35h 20m
2 stops
$1,145Multiple Airlines
Tue, May 12 - Sat, Jun 6
Multiple Airlines Logo
7:37 pm - 10:50 pm
SEA
-
AVV
34h 13m
2 stops
Multiple Airlines Logo
8:55 pm - 10:39 am
AVV
-
SEA
30h 44m
2 stops
$1,376Multiple Airlines
Tue, Apr 7 - Tue, Apr 14
Multiple Airlines Logo
9:42 pm - 10:50 pm
SEA
-
AVV
56h 08m
2 stops
Multiple Airlines Logo
6:00 am - 11:40 pm
AVV
-
SEA
34h 40m
2 stops
$1,467Multiple Airlines
Thu, Apr 9 - Thu, Apr 16
Multiple Airlines Logo
2:32 pm - 2:10 pm
SEA
-
AVV
30h 38m
2 stops
Multiple Airlines Logo
6:00 am - 10:01 pm
AVV
-
SEA
33h 01m
2 stops
$1,591Multiple Airlines
Sat, Jul 18 - Fri, Jul 31
Multiple Airlines Logo
7:20 pm - 8:05 pm
SEA
-
AVV
31h 45m
2 stops
Multiple Airlines Logo
8:40 pm - 9:17 am
AVV
-
SEA
29h 37m
2 stops
$1,612Multiple Airlines
Sun, Aug 9 - Sat, Sep 5
Multiple Airlines Logo
2:32 pm - 2:10 pm
SEA
-
AVV
30h 38m
2 stops
Multiple Airlines Logo
6:00 am - 10:55 pm
AVV
-
SEA
33h 55m
2 stops
$1,760Multiple Airlines
Sat, Jul 18 - Fri, Jul 31
Multiple Airlines Logo
5:04 pm - 4:05 pm
SEA
-
AVV
30h 01m
2 stops
Multiple Airlines Logo
6:00 am - 2:30 pm
AVV
-
SEA
25h 30m
2 stops
$1,799Multiple Airlines
Fri, Jul 17 - Thu, Jul 30
Multiple Airlines Logo
5:04 pm - 4:05 pm
SEA
-
AVV
30h 01m
2 stops
Multiple Airlines Logo
6:00 am - 4:20 pm
AVV
-
SEA
27h 20m
2 stops
$1,874Multiple Airlines
Fri, Jul 17 - Thu, Jul 30
Multiple Airlines Logo
3:33 pm - 2:10 pm
SEA
-
AVV
29h 37m
2 stops
Multiple Airlines Logo
6:00 am - 6:47 pm
AVV
-
SEA
29h 47m
2 stops
$1,875Multiple Airlines
Fri, Jul 17 - Thu, Jul 30
Qantas Airways Logo
2:32 pm - 2:10 pm
SEA
-
AVV
30h 38m
2 stops
Qantas Airways Logo
10:30 am - 9:32 pm
AVV
-
SEA
28h 02m
2 stops
$1,989Qantas Airways
Mon, Aug 17 - Sun, Aug 30

Qantas Airways flights from Seattle to Melbourne Avalon Airport

Our best Qantas Airways deals on Seattle to Melbourne Avalon Airport flight tickets
Qantas Airways
Aug 17
SEA2:32 pmSeattle/Tacoma Intl
30h 38m
2 stops
AVV2:10 pmMelbourne Avalon
Aug 30
AVV10:30 amMelbourne Avalon
28h 02m
2 stops
SEA9:32 pmSeattle/Tacoma Intl
$1,989
Qantas Airways
Aug 17
SEA6:58 pmSeattle/Tacoma Intl
26h 12m
2 stops
AVV2:10 pmMelbourne Avalon
Aug 30
AVV10:30 amMelbourne Avalon
28h 02m
2 stops
SEA9:32 pmSeattle/Tacoma Intl
$1,991
Qantas Airways
Jun 25
SEA2:40 pmSeattle/Tacoma Intl
30h 30m
2 stops
AVV2:10 pmMelbourne Avalon
Jul 14
AVV8:50 amMelbourne Avalon
30h 11m
2 stops
SEA10:01 pmSeattle/Tacoma Intl
$2,034

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 February 25, 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

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Tue 5/12

2:55 pm-2:20 pm

2 stops30h 25m

Melbourne Avalon

Sat 6/6

2:55 pm-9:15 am

2 stops35h 20m

$1,145

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Tue 4/7

7:37 pm-10:50 pm

2 stops34h 13m

Melbourne Avalon

Tue 4/14

8:55 pm-10:39 am

2 stops30h 44m

$1,376

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Thu 4/9

9:42 pm-10:50 pm

2 stops56h 08m

Melbourne Avalon

Thu 4/16

6:00 am-11:40 pm

2 stops34h 40m

$1,467

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Sat 7/18

2:32 pm-2:10 pm

2 stops30h 38m

Melbourne Avalon

Fri 7/31

6:00 am-10:01 pm

2 stops33h 01m

$1,591

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Sun 8/9

7:20 pm-8:05 pm

2 stops31h 45m

Melbourne Avalon

Sat 9/5

8:40 pm-9:17 am

2 stops29h 37m

$1,612

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Sat 7/18

2:32 pm-2:10 pm

2 stops30h 38m

Melbourne Avalon

Fri 7/31

6:00 am-10:55 pm

2 stops33h 55m

$1,760

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Fri 7/17

5:04 pm-4:05 pm

2 stops30h 01m

Melbourne Avalon

Thu 7/30

6:00 am-2:30 pm

2 stops25h 30m

$1,799

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Fri 7/17

5:04 pm-4:05 pm

2 stops30h 01m

Melbourne Avalon

Thu 7/30

6:00 am-4:20 pm

2 stops27h 20m

$1,874

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Fri 7/17

3:33 pm-2:10 pm

2 stops29h 37m

Melbourne Avalon

Thu 7/30

6:00 am-6:47 pm

2 stops29h 47m

$1,875

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Mon 8/17

2:32 pm-2:10 pm

2 stops30h 38m

Melbourne Avalon

Sun 8/30

10:30 am-9:32 pm

2 stops28h 02m

$1,989

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

29h 37m

Direct flights

None
The fastest flight from Seattle to Melbourne Avalon Airport takes 29h 37m
There are no direct flights from Seattle to Melbourne Avalon Airport. There are no popular flight routes from Seattle to Melbourne Avalon Airport.
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  • 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 29h 37m 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.

  • 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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