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Cheap flights from Washington to Melbourne Airport from $749

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MEL
1 Jul — 8 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Melbourne

Enter your travel dates to find the best prices.

Cheapest flights from Washington to Melbourne
Explore the most affordable flight options available from Washington to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 June 2026.

Sat 15/810:03
SEA
-
MEL
1 stop27h 42m
Multiple Airlines
Sat 29/809:45
MEL
-
SEA
1 stop28h 54m
Multiple Airlines
Deal found 27/5$1,386
Fri 7/814:39
PDX
-
MEL
1 stop23h 06m
Multiple Airlines
Fri 14/809:45
MEL
-
PDX
1 stop28h 03m
Multiple Airlines
Deal found 27/5$1,386
Thu 4/607:00
SEA
-
MEL
1 stop30h 45m
Multiple Airlines
Thu 11/609:45
MEL
-
SEA
1 stop31h 14m
Multiple Airlines
Deal found 28/5$1,397
Wed 12/817:10
SEA
-
MEL
1 stop20h 35m
Multiple Airlines
Wed 19/809:45
MEL
-
SEA
1 stop26h 54m
Multiple Airlines
Deal found 28/5$1,403
Tue 11/818:36
SEA
-
MEL
2 stops22h 39m
Multiple Airlines
Tue 18/809:45
MEL
-
SEA
1 stop20h 03m
Multiple Airlines
Deal found 30/5$1,439
Sun 9/807:26
SEA
-
MEL
1 stop30h 19m
Multiple Airlines
Sun 23/816:45
MEL
-
SEA
2 stops23h 25m
Multiple Airlines
Deal found 27/5$1,442
Mon 21/916:59
SEA
-
MEL
1 stop20h 46m
Multiple Airlines
Sun 4/1016:30
MEL
-
SEA
2 stops22h 55m
Multiple Airlines
Deal found 28/5$1,458
Fri 25/915:58
SEA
-
MEL
1 stop21h 47m
Qantas Airways
Fri 23/1009:45
MEL
-
SEA
1 stop20h 31m
Qantas Airways
Deal found 29/5$1,489
Sat 30/511:43
SEA
-
MEL
1 stop24h 17m
American Airlines
Tue 16/609:45
MEL
-
SEA
2 stops24h 53m
American Airlines
Deal found 27/5$1,492
Tue 11/817:10
SEA
-
MEL
1 stop20h 35m
Qantas Airways
Fri 21/809:45
MEL
-
SEA
1 stop30h 14m
Qantas Airways
Deal found 28/5$1,500
Sun 31/514:40
SEA
-
MEL
1 stop23h 05m
Multiple Airlines
Tue 16/609:45
MEL
-
SEA
1 stop22h 48m
Multiple Airlines
Deal found 29/5$1,503
Sun 8/1119:10
PDX
-
MEL
2 stops24h 25m
Multiple Airlines
Sun 29/1108:10
MEL
-
PDX
2 stops20h 16m
Multiple Airlines
Deal found 30/5$1,503

Find flight deals from Washington to Melbourne

Keep the following information in mind while searching for Washington to Melbourne flight deals. Data was last updated 1 June 2026.

Round-trip from

$1,386

One-way from

$749

Popular in

November

Cheapest in

March

Average price

$1,613
15/8-29/8
  • 15/8-29/8
  • 2 total stops
  • 56h 36m total
  • Washington to Melbourne
Search Deals
12/8
  • 12/8
  • 1 total stop
  • 20h 35m total
  • Washington to Melbourne
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($481 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($66 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington to Melbourne 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, Cheapflights users made 647,157 searches. Data last updated 1 June 2026.
Use the filters below to find and compare flights from Washington to Melbourne Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 11/8

17:20-08:15

1 stop21h 55m

Melbourne

Tue 18/8

10:55-18:29

1 stop24h 34m

$1,519

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 1/7

11:16-08:15

1 stop27h 59m

Melbourne

Wed 19/8

10:55-12:00

1 stop18h 05m

$1,519

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 7/7

11:16-08:15

1 stop27h 59m

Melbourne

Tue 14/7

10:55-16:47

1 stop22h 52m

$1,519

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 5/8

15:33-08:15

1 stop23h 42m

Melbourne

Sun 23/8

09:30-21:15

2 stops28h 45m

$1,521

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 7/7

11:02-08:15

2 stops28h 13m

Melbourne

Wed 22/7

09:30-16:00

2 stops23h 30m

$1,526

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 22/6

11:16-08:15

1 stop27h 59m

Melbourne

Thu 2/7

10:55-09:34

2 stops39h 39m

$1,526

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 13/7

17:14-07:50

2 stops21h 36m

Melbourne

Fri 24/7

10:00-23:44

2 stops30h 44m

$1,628

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 28/6

07:00-08:15

1 stop32h 15m

Melbourne

Sun 5/7

10:55-17:44

1 stop23h 49m

$1,816

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 6/7

12:50-08:15

2 stops26h 25m

Melbourne

Mon 13/7

07:15-10:20

2 stops20h 05m

$1,841

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 13/7

05:15-08:15

1 stop34h 00m

Melbourne

Thu 30/7

10:55-16:47

1 stop22h 52m

$1,892

Flights are sorted by cheapest return flights first.

Deals found on 27/5

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from Washington to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from Washington with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Melbourne Airport

What is the cheapest month to book a flight from State of Washington to Melbourne Airport?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Melbourne Airport (average of $135). Flying from State of Washington to Melbourne Airport in July is currently the most expensive (average of $1,492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from State of Washington to Melbourne Airport?

How far ahead should I book a flight from State of Washington to Melbourne Airport?

To ensure you get the cheapest price possible for a flight from State of Washington to Melbourne Airport, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Washington to Melbourne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Melbourne Airport?

    For as low as $1,519, United Airlines can have you in Melbourne Airport from State of Washington in 21h 55m. There are 13164 km between State of Washington and Melbourne Airport.

  • What are the cheapest airlines to fly from State of Washington to Melbourne Airport one-way?

    One-way options have recently been found by users for as low as $455 on Air China. Other airlines that offer cheap prices include MIAT Mongolian from $707 and Cathay Pacific from $786 one-way.

  • Can I find deals for flights from Washington to Melbourne that include hotel bookings?

    Yes. In addition to deals on Washington to Melbourne flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington to Melbourne?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Melbourne.

  • Can I find deals for business class flights from Washington to Melbourne?

    Yes. Cheapflights offers flight deals from Washington to Melbourne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Melbourne Airport?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Melbourne Airport (average of $135). Flying from State of Washington to Melbourne Airport in July is currently the most expensive (average of $1,492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Melbourne Airport?

Book flights to Melbourne Airport if you plan to visit one of these locations
Dandenong
Geelong
Apollo Bay
Ballarat
Lorne
Shepparton
Tullamarine
St Kilda
Phillip Island
Sorrento
Torquay
Daylesford
Mornington
Brighton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Washington to Melbourne

Discover the top airline that operate flights from Washington to Melbourne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 1 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,408Average$1,892FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Washington to Melbourne?

Cheapflights helps you search for flights from Washington to Melbourne via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Washington to Melbourne?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Melbourne from Washington.

Can Cheapflights find flights from Washington to Melbourne with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Washington to Melbourne, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Washington to Melbourne become cheaper?

Yes, Cheapflights offers price alerts on Washington to Melbourne flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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