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Cheap flights from Washington to Melbourne from $561

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 2/15. 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 round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:08 pm - 2:10 pm
SEA
-
AVV
26h 02m2 stops
Multiple Airlines Logo
6:00 am - 7:54 pm
AVV
-
SEA
30h 54m2 stops
$1,279Multiple Airlines
Thu, Apr 23 - Thu, Apr 30
Multiple Airlines Logo
7:08 pm - 4:05 pm
SEA
-
AVV
27h 57m2 stops
Multiple Airlines Logo
4:40 pm - 9:59 pm
AVV
-
SEA
22h 19m2 stops
$1,407Multiple Airlines
Sun, Apr 19 - Fri, Apr 24
Multiple Airlines Logo
3:40 pm - 3:50 pm
SEA
-
AVV
29h 10m2 stops
Multiple Airlines Logo
6:00 am - 2:31 pm
AVV
-
SEA
27h 31m2 stops
$1,559Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
7:00 pm - 3:50 pm
PDX
-
AVV
25h 50m2 stops
Multiple Airlines Logo
6:00 am - 9:15 am
AVV
-
PDX
22h 15m2 stops
$1,589Multiple Airlines
Tue, Jan 13 - Tue, Jan 20
Qantas Airways Logo
7:30 am - 3:10 pm
PDX
-
AVV
37h 40m2 stops
Qantas Airways Logo
8:50 am - 10:31 pm
AVV
-
PDX
30h 41m2 stops
$1,790Qantas Airways
Tue, Mar 24 - Tue, Apr 28
Qantas Airways Logo
5:30 pm - 2:20 pm
PDX
-
AVV
27h 50m2 stops
Qantas Airways Logo
10:35 am - 8:48 pm
AVV
-
PDX
27h 13m2 stops
$1,795Qantas Airways
Wed, May 20 - Wed, May 27
Qantas Airways Logo
5:30 pm - 2:20 pm
PDX
-
AVV
27h 50m2 stops
Qantas Airways Logo
8:40 pm - 10:31 pm
AVV
-
PDX
42h 51m2 stops
$1,842Qantas Airways
Sat, May 9 - Sun, May 17
Multiple Airlines Logo
3:57 pm - 7:35 am
SEA
-
AVV
44h 38m3 stops
Multiple Airlines Logo
8:55 pm - 12:29 pm
AVV
-
SEA
34h 34m2 stops
$1,884Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Qantas Airways Logo
5:30 pm - 2:20 pm
PDX
-
AVV
27h 50m2 stops
Qantas Airways Logo
8:50 am - 10:30 pm
AVV
-
PDX
30h 40m2 stops
$1,890Qantas Airways
Fri, May 8 - Thu, May 21
Qantas Airways Logo
2:30 pm - 3:50 pm
PDX
-
AVV
30h 20m2 stops
Qantas Airways Logo
4:25 pm - 8:53 pm
AVV
-
PDX
23h 28m2 stops
$2,140Qantas Airways
Tue, Feb 24 - Sat, Mar 7

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
Mar 24
PDX7:30 amPortland
37h 40m
2 stops
AVV3:10 pmMelbourne Avalon
Apr 28
AVV8:50 amMelbourne Avalon
30h 41m
2 stops
PDX10:31 pmPortland
$1,790
Find similar
Qantas Airways
May 20
PDX5:30 pmPortland
27h 50m
2 stops
AVV2:20 pmMelbourne Avalon
May 27
AVV10:35 amMelbourne Avalon
27h 13m
2 stops
PDX8:48 pmPortland
$1,795
Find similar
Qantas Airways
May 9
PDX5:30 pmPortland
27h 50m
2 stops
AVV2:20 pmMelbourne Avalon
May 17
AVV8:40 pmMelbourne Avalon
42h 51m
2 stops
PDX10:31 pmPortland
$1,842
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated December 15, 2025.
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

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Thu 4/23

7:08 pm-2:10 pm

2 stops26h 02m

Melbourne Avalon

Thu 4/30

6:00 am-7:54 pm

2 stops30h 54m

$1,279

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Sun 4/19

7:08 pm-4:05 pm

2 stops27h 57m

Melbourne Avalon

Fri 4/24

4:40 pm-9:59 pm

2 stops22h 19m

$1,407

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Mon 1/12

3:40 pm-3:50 pm

2 stops29h 10m

Melbourne Avalon

Mon 1/19

6:00 am-2:31 pm

2 stops27h 31m

$1,559

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 1/13

7:00 pm-3:50 pm

2 stops25h 50m

Melbourne Avalon

Tue 1/20

6:00 am-9:15 am

2 stops22h 15m

$1,589

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 3/24

7:30 am-3:10 pm

2 stops37h 40m

Melbourne Avalon

Tue 4/28

8:50 am-10:31 pm

2 stops30h 41m

$1,790

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 5/20

5:30 pm-2:20 pm

2 stops27h 50m

Melbourne Avalon

Wed 5/27

10:35 am-8:48 pm

2 stops27h 13m

$1,795

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sat 5/9

5:30 pm-2:20 pm

2 stops27h 50m

Melbourne Avalon

Sun 5/17

8:40 pm-10:31 pm

2 stops42h 51m

$1,842

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

Mon 1/12

3:57 pm-7:35 am

3 stops44h 38m

Melbourne Avalon

Mon 1/19

8:55 pm-12:29 pm

2 stops34h 34m

$1,884

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Fri 5/8

5:30 pm-2:20 pm

2 stops27h 50m

Melbourne Avalon

Thu 5/21

8:50 am-10:30 pm

2 stops30h 40m

$1,890

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 2/24

2:30 pm-3:50 pm

2 stops30h 20m

Melbourne Avalon

Sat 3/7

4:25 pm-8:53 pm

2 stops23h 28m

$2,140

Flights are sorted by cheapest round-trip 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

How long does it take to fly to Melbourne Avalon Airport?

Average flight duration from State of Washington to Melbourne Avalon Airport depends on which airport you fly into and out of. Flying from Seattle to Melbourne Airport is 21h 40m on average, while flying from Pasco to Melbourne Airport is 23h 55m on average. Melbourne Airport is the most popular airport in Melbourne Avalon Airport.

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

25h 50m

Direct flights

None
The fastest flight from State of Washington to Melbourne Avalon Airport takes 25h 50m
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.
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  • When did momondo last update prices for flights from Washington to Melbourne Avalon Airport?

    Prices for flights from Washington to Melbourne Avalon Airport are refreshed on a daily basis.

  • 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 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 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 license 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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Melbourne for you.

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?

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

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

If you are not ready to book a flight from Washington to Melbourne now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Melbourne and let you know when they change.

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