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Cheap flights from Washington to Melbourne from $800

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Melbourne departing on 29/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington to Melbourne

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:15 - 14:20SEA  Seattle/Tacoma Intl-AVV Melbourne Avalon
26h 05m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
06:00 - 14:22AVV  Melbourne Avalon-SEA Seattle/Tacoma Intl
26h 22m2 stops Sydney Kingsford Smith Vancouver Intl
$1,770Multiple Airlines
Sat, 19 Sep - Mon, 5 Oct
Multiple Airlines Logo
19:15 - 14:20SEA  Seattle/Tacoma Intl-AVV Melbourne Avalon
26h 05m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
06:00 - 14:22AVV  Melbourne Avalon-SEA Seattle/Tacoma Intl
26h 22m2 stops Sydney Kingsford Smith Vancouver Intl
$1,772Multiple Airlines
Sat, 19 Sep - Mon, 5 Oct
Multiple Airlines Logo
18:10 - 14:10SEA  Seattle/Tacoma Intl-AVV Melbourne Avalon
27h 00m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
16:40 - 08:08AVV  Melbourne Avalon-SEA Seattle/Tacoma Intl
32h 28m2 stops Sydney Kingsford Smith San Francisco
$1,810Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
17:55 - 20:20SEA  Seattle/Tacoma Intl-AVV Melbourne Avalon
31h 25m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 12:25AVV  Melbourne Avalon-SEA Seattle/Tacoma Intl
25h 25m2 stops Sydney Kingsford Smith Los Angeles Los Angeles
$1,816Multiple Airlines
Mon, 2 Nov - Thu, 3 Dec
Multiple Airlines Logo
19:20 - 20:05SEA  Seattle/Tacoma Intl-AVV Melbourne Avalon
31h 45m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
20:55 - 18:32AVV  Melbourne Avalon-SEA Seattle/Tacoma Intl
38h 37m2 stops Sydney Kingsford Smith Vancouver Intl
$1,828Multiple Airlines
Sun, 6 Sep - Sun, 13 Sep
Multiple Airlines Logo
19:05 - 14:05SEA  Seattle/Tacoma Intl-AVV Melbourne Avalon
24h 00m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:27AVV  Melbourne Avalon-SEA Seattle/Tacoma Intl
22h 27m2 stops Sydney Kingsford Smith Vancouver Intl
$1,864Multiple Airlines
Wed, 11 Nov - Sat, 21 Nov
Multiple Airlines Logo
19:05 - 14:05SEA  Seattle/Tacoma Intl-AVV Melbourne Avalon
24h 00m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:27AVV  Melbourne Avalon-SEA Seattle/Tacoma Intl
22h 27m2 stops Sydney Kingsford Smith Vancouver Intl
$1,921Multiple Airlines
Thu, 5 Nov - Mon, 16 Nov
Multiple Airlines Logo
19:10 - 14:05PDX  Portland-AVV Melbourne Avalon
23h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:26AVV  Melbourne Avalon-PDX Portland
22h 26m2 stops Sydney Kingsford Smith Vancouver Intl
$1,959Multiple Airlines
Sun, 8 Nov - Sun, 29 Nov
Multiple Airlines Logo
19:10 - 14:05PDX  Portland-AVV Melbourne Avalon
23h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:26AVV  Melbourne Avalon-PDX Portland
22h 26m2 stops Sydney Kingsford Smith Vancouver Intl
$1,962Multiple Airlines
Sun, 8 Nov - Sun, 29 Nov
Multiple Airlines Logo
19:15 - 14:10SEA  Seattle/Tacoma Intl-AVV Melbourne Avalon
25h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
20:40 - 09:52AVV  Melbourne Avalon-SEA Seattle/Tacoma Intl
30h 12m2 stops Brisbane Vancouver Intl
$1,996Multiple Airlines
Fri, 18 Sep - Sat, 3 Oct

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Qantas Airways flights from State of Washington to Melbourne Avalon Airport

Our best Qantas Airways deals on State of Washington to Melbourne Avalon Airport flight tickets
Qantas Airways
27 Jan
SEA14:10Seattle/Tacoma Intl
28h 55m
2 stops
AVV14:05Melbourne Avalon
10 Feb
AVV10:20Melbourne Avalon
30h 53m
2 stops
SEA22:13Seattle/Tacoma Intl
$2,918
Qantas Airways
22 Nov
SEA18:20Seattle/Tacoma Intl
42h 15m
2 stops
AVV07:35Melbourne Avalon
3 Dec
AVV06:00Melbourne Avalon
25h 25m
2 stops
SEA12:25Seattle/Tacoma Intl
$2,987
Qantas Airways
22 Nov
SEA16:29Seattle/Tacoma Intl
26h 36m
2 stops
AVV14:05Melbourne Avalon
3 Dec
AVV14:50Melbourne Avalon
27h 36m
2 stops
SEA23:26Seattle/Tacoma Intl
$2,990

momondo Fare Finder

 
Customise your flight search to find flights from State of Washington 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 August 2026.
Use the filters below to find and compare flights from Washington to Melbourne Avalon Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleMelbourne

SEA Seattle/Tacoma Intl - AVV Melbourne Avalon

SEAAVV

Seattle/Tacoma Intl

Sat 19/9

19:15-14:20

2 stops26h 05m

Melbourne Avalon

Mon 5/10

06:00-14:22

2 stops26h 22m

$1,770

SeattleMelbourne

SEA Seattle/Tacoma Intl - AVV Melbourne Avalon

SEAAVV

Seattle/Tacoma Intl

Sat 19/9

19:15-14:20

2 stops26h 05m

Melbourne Avalon

Mon 5/10

06:00-14:22

2 stops26h 22m

$1,772

SeattleMelbourne

SEA Seattle/Tacoma Intl - AVV Melbourne Avalon

SEAAVV

Seattle/Tacoma Intl

Tue 1/9

18:10-14:10

2 stops27h 00m

Melbourne Avalon

Tue 8/9

16:40-08:08

2 stops32h 28m

$1,810

SeattleMelbourne

SEA Seattle/Tacoma Intl - AVV Melbourne Avalon

SEAAVV

Seattle/Tacoma Intl

Mon 2/11

17:55-20:20

2 stops31h 25m

Melbourne Avalon

Thu 3/12

06:00-12:25

2 stops25h 25m

$1,816

SeattleMelbourne

SEA Seattle/Tacoma Intl - AVV Melbourne Avalon

SEAAVV

Seattle/Tacoma Intl

Sun 6/9

19:20-20:05

2 stops31h 45m

Melbourne Avalon

Sun 13/9

20:55-18:32

2 stops38h 37m

$1,828

SeattleMelbourne

SEA Seattle/Tacoma Intl - AVV Melbourne Avalon

SEAAVV

Seattle/Tacoma Intl

Wed 11/11

19:05-14:05

2 stops24h 00m

Melbourne Avalon

Sat 21/11

06:00-09:27

2 stops22h 27m

$1,864

SeattleMelbourne

SEA Seattle/Tacoma Intl - AVV Melbourne Avalon

SEAAVV

Seattle/Tacoma Intl

Thu 5/11

19:05-14:05

2 stops24h 00m

Melbourne Avalon

Mon 16/11

06:00-09:27

2 stops22h 27m

$1,921
Fastest return journey

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 8/11

19:10-14:05

2 stops23h 55m

Melbourne Avalon

Sun 29/11

06:00-09:26

2 stops22h 26m

$1,959

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 8/11

19:10-14:05

2 stops23h 55m

Melbourne Avalon

Sun 29/11

06:00-09:26

2 stops22h 26m

$1,962

SeattleMelbourne

SEA Seattle/Tacoma Intl - AVV Melbourne Avalon

SEAAVV

Seattle/Tacoma Intl

Fri 18/9

19:15-14:10

2 stops25h 55m

Melbourne Avalon

Sat 3/10

20:40-09:52

2 stops30h 12m

$1,996

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 State of Washington 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 Washington to Melbourne Avalon?

Qantas Airways is the most popular carrier operating from Washington to Melbourne Avalon

Cheap State of Washington to Melbourne Avalon Airport flight deals and tips

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

Fastest flight time

23h 55m

Direct flights

None
The fastest flight from State of Washington to Melbourne Avalon Airport takes 23h 55m
There are no direct flights from State of Washington to Melbourne Avalon Airport. There are no popular flight routes from State of Washington to Melbourne Avalon Airport.
Search flight deals

Frequently asked questions about flying from Washington to Melbourne Avalon Airport

  • When did momondo last update prices for flights from Washington to Melbourne Avalon Airport?

    Prices for flights from Washington to Melbourne Avalon Airport were last updated today.

  • How old do you have to be to fly from Washington to Melbourne Avalon Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington 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 Washington to Melbourne?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Melbourne . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Washington to Melbourne with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Washington to Melbourne flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington 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 Washington and alert you when they change.

An easier way to manage your Melbourne Avalon Airport trip

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