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Cheap flights from Seattle to Melbourne from $737

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 9/11. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:00 - 15:50SEA-AVV
25h 50m2 stops
Multiple Airlines Logo
20:55 - 09:31AVV-SEA
31h 36m2 stops
$2,065Multiple Airlines
Find Deal
Fri, 31 Oct - Sat, 15 Nov
Multiple Airlines Logo
14:59 - 23:15SEA-AVV
37h 16m2 stops
Multiple Airlines Logo
20:55 - 20:35AVV-SEA
42h 40m2 stops
$2,355Multiple Airlines
Find Deal
Sun, 9 Nov - Sat, 13 Dec
Multiple Airlines Logo
14:59 - 23:15SEA-AVV
37h 16m2 stops
Multiple Airlines Logo
08:10 - 12:45AVV-SEA
47h 35m2 stops
$2,409Multiple Airlines
Find Deal
Wed, 19 Nov - Wed, 26 Nov
Multiple Airlines Logo
18:50 - 23:15SEA-AVV
33h 25m2 stops
Multiple Airlines Logo
06:00 - 18:11AVV-SEA
31h 11m2 stops
$2,412Multiple Airlines
Find Deal
Sun, 2 Nov - Sun, 9 Nov
Multiple Airlines Logo
15:40 - 15:50SEA-AVV
30h 10m2 stops
Multiple Airlines Logo
06:00 - 09:31AVV-SEA
22h 31m2 stops
$2,807Multiple Airlines
Find Deal
Fri, 31 Oct - Mon, 10 Nov
Multiple Airlines Logo
11:55 - 15:50SEA-AVV
33h 55m3 stops
Multiple Airlines Logo
06:00 - 09:31AVV-SEA
22h 31m2 stops
$2,889Multiple Airlines
Find Deal
Fri, 31 Oct - Mon, 10 Nov
Multiple Airlines Logo
15:40 - 15:50SEA-AVV
30h 10m2 stops
Multiple Airlines Logo
06:00 - 09:31AVV-SEA
22h 31m2 stops
$2,895Multiple Airlines
Find Deal
Fri, 31 Oct - Wed, 12 Nov
Multiple Airlines Logo
15:45 - 09:45SEA-AVV
23h 00m2 stops
Multiple Airlines Logo
15:00 - 20:34AVV-SEA
24h 34m2 stops
$2,899Multiple Airlines
Find Deal
Fri, 16 Jan - Sun, 25 Jan
Qantas Airways Logo
15:55 - 15:50SEA-AVV
28h 55m2 stops
Qantas Airways Logo
15:00 - 21:57AVV-SEA
25h 57m2 stops
$3,853Qantas Airways
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Wed, 11 Feb - Sun, 22 Feb
Qantas Airways Logo
06:20 - 15:50SEA-AVV
38h 30m2 stops
Qantas Airways Logo
16:25 - 19:58AVV-SEA
22h 33m2 stops
$3,897Qantas Airways
Find Deal
Thu, 6 Nov - Thu, 13 Nov

Qantas Airways flights from Seattle to Melbourne Avalon Airport

Our best Qantas Airways deals on Seattle to Melbourne Avalon Airport flight tickets
Qantas Airways
11 Feb
SEA15:55Seattle/Tacoma Intl
28h 55m
2 stops
AVV15:50Melbourne Avalon
22 Feb
AVV15:00Melbourne Avalon
25h 57m
2 stops
SEA21:57Seattle/Tacoma Intl
$3,853
Find similar
Qantas Airways
6 Nov
SEA06:20Seattle/Tacoma Intl
38h 30m
2 stops
AVV15:50Melbourne Avalon
13 Nov
AVV16:25Melbourne Avalon
22h 33m
2 stops
SEA19:58Seattle/Tacoma Intl
$3,897
Find similar
Qantas Airways
2 Mar
SEA15:35Seattle/Tacoma Intl
27h 35m
2 stops
AVV14:10Melbourne Avalon
12 Mar
AVV16:25Melbourne Avalon
22h 36m
2 stops
SEA21:01Seattle/Tacoma Intl
$3,929
Find similar

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 7 October 2025.
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

Fri 31/10

20:00-15:50

2 stops25h 50m

Melbourne Avalon

Sat 15/11

20:55-09:31

2 stops31h 36m

$2,065

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Sun 9/11

14:59-23:15

2 stops37h 16m

Melbourne Avalon

Sat 13/12

20:55-20:35

2 stops42h 40m

$2,355

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Wed 19/11

14:59-23:15

2 stops37h 16m

Melbourne Avalon

Wed 26/11

08:10-12:45

2 stops47h 35m

$2,409

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Sun 2/11

18:50-23:15

2 stops33h 25m

Melbourne Avalon

Sun 9/11

06:00-18:11

2 stops31h 11m

$2,412

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Fri 31/10

15:40-15:50

2 stops30h 10m

Melbourne Avalon

Mon 10/11

06:00-09:31

2 stops22h 31m

$2,807

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Fri 31/10

11:55-15:50

3 stops33h 55m

Melbourne Avalon

Mon 10/11

06:00-09:31

2 stops22h 31m

$2,889

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Fri 31/10

15:40-15:50

2 stops30h 10m

Melbourne Avalon

Wed 12/11

06:00-09:31

2 stops22h 31m

$2,895

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Fri 16/1

15:45-09:45

2 stops23h 00m

Melbourne Avalon

Sun 25/1

15:00-20:34

2 stops24h 34m

$2,899

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Wed 11/2

15:55-15:50

2 stops28h 55m

Melbourne Avalon

Sun 22/2

15:00-21:57

2 stops25h 57m

$3,853

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Thu 6/11

06:20-15:50

2 stops38h 30m

Melbourne Avalon

Thu 13/11

16:25-19:58

2 stops22h 33m

$3,897

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Melbourne from

How to get the cheapest flight ticket from Seattle to Melbourne Avalon Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Seattle/Tacoma Intl to Melbourne Avalon?

Qantas Airways is the most popular carrier operating from Seattle/Tacoma Intl to Melbourne Avalon

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 return 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

Direct flights

None
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?

    A flight from Seattle/Tacoma Intl to Melbourne Avalon will travel around 13222.0 km. Typically, this will take 23h 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 were last updated today.

  • 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 stopovers. 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 necessary travel and health documents for your Melbourne Avalon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Melbourne from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Melbourne quick and easy, saving you time and money.

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

Yes. All flights to Melbourne from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Melbourne from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Seattle to Melbourne flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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