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Cheap flights from Washington to Melbourne Airport from $687

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MEL
24 Dec — 31 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Melbourne

Keep the following information in mind while searching for Washington to Melbourne flight deals. Data was last updated 24 November 2025.

Round-trip from

$1,175

One-way from

$687

Popular in

December

Cheapest in

February

Average price

$2,505
Qantas Airways
  • Qantas Airways
  • 29/1-3/2
  • 2 total stops
  • 48h 19m total
  • Washington to Melbourne
Search Deals
Philippine Airlines
  • Philippine Airlines
  • 5/3
  • 1 total stop
  • 40h 05m total
  • Washington to Melbourne
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($487 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($81 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find 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 24 November 2025.

Mon 1/1216:30PDX - MEL
1 stop22h 00mQantas Airways
Mon 15/1212:00MEL - PDX
1 stop24h 28mQantas Airways
Deal found 23/11$1,407
Thu 4/1217:59SEA - MEL
1 stop20h 31mMultiple Airlines
Mon 8/1212:00MEL - SEA
1 stop21h 24mMultiple Airlines
Deal found 22/11$1,773
Fri 28/1121:30SEA - MEL
1 stop31h 35mMultiple Airlines
Mon 8/1206:05MEL - SEA
2 stops33h 30mMultiple Airlines
Deal found 22/11$1,813
Mon 1/1217:42PDX - MEL
1 stop20h 48mMultiple Airlines
Mon 15/1213:30MEL - PDX
2 stops22h 58mMultiple Airlines
Deal found 23/11$1,873
Tue 2/1200:10SEA - MEL
2 stops49h 40mMultiple Airlines
Sat 13/1212:00MEL - SEA
1 stop20h 30mMultiple Airlines
Deal found 22/11$1,912
Sat 6/1217:59SEA - MEL
1 stop20h 31mMultiple Airlines
Mon 8/1216:25MEL - SEA
2 stops23h 10mMultiple Airlines
Deal found 22/11$1,914
Wed 3/1212:45SEA - MEL
1 stop24h 15mDelta
Sun 7/1210:10MEL - SEA
1 stop23h 34mDelta
Deal found 22/11$1,920
Thu 4/1219:11SEA - MEL
2 stops41h 49mDelta
Wed 10/1210:10MEL - SEA
2 stops32h 15mDelta
Deal found 22/11$1,928
Mon 8/1214:25SEA - MEL
2 stops34h 20mMultiple Airlines
Sat 13/1212:00MEL - SEA
1 stop20h 30mMultiple Airlines
Deal found 22/11$1,931
Fri 5/1216:59SEA - MEL
2 stops24h 26mMultiple Airlines
Mon 8/1212:00MEL - SEA
1 stop21h 24mMultiple Airlines
Deal found 22/11$1,941
Wed 3/1216:59SEA - MEL
2 stops24h 26mMultiple Airlines
Mon 8/1212:00MEL - SEA
1 stop21h 24mMultiple Airlines
Deal found 22/11$1,948
Tue 30/1215:54PDX - MEL
1 stop23h 06mUnited Airlines
Mon 12/109:00MEL - PDX
2 stops28h 55mUnited Airlines
Deal found 23/11$1,971

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 24 November 2025.
Use the filters below to find and compare flights from Washington to Melbourne Airport that are best for you.

Fly from

Washington

Fly to

Melbourne

Route

Depart

Return

Price

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 4/4

15:50-06:45

1 stop21h 55m

Melbourne

Sun 3/5

09:45-22:31

1 stop29h 46m

$1,454

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 24/2

11:48-09:30

2 stops26h 42m

Melbourne

Sat 7/3

16:05-21:48

1 stop24h 43m

$1,477

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 24/2

19:00-13:35

2 stops23h 35m

Melbourne

Sat 7/3

07:30-09:15

2 stops20h 45m

$1,531

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 19/3

15:50-11:25

2 stops25h 35m

Melbourne

Tue 24/3

16:25-22:36

2 stops24h 11m

$1,548

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 12/3

15:50-09:30

1 stop23h 40m

Melbourne

Mon 16/3

12:00-20:53

1 stop26h 53m

$1,551

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 6/1

08:30-09:30

2 stops30h 00m

Melbourne

Mon 6/4

10:55-20:33

1 stop26h 38m

$1,576

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 24/2

17:00-08:00

2 stops44h 00m

Melbourne

Sun 14/6

10:00-16:33

2 stops23h 33m

$1,657

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 16/1

19:00-15:35

2 stops25h 35m

Melbourne

Wed 21/1

08:10-14:40

2 stops25h 30m

$1,681

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Mon 8/12

14:05-08:00

1 stop22h 55m

Melbourne

Fri 12/12

10:10-14:44

1 stop23h 34m

$1,920

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Thu 4/12

19:11-08:00

2 stops41h 49m

Melbourne

Wed 10/12

10:10-14:44

1 stop23h 34m

$1,928

Flights are sorted by cheapest return flights first.

Deals found on 22/11

Showing 1-10 of 38 results
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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, May is the cheapest month in which you can book a flight from State of Washington to Melbourne Airport (average of $1,253). Flying from State of Washington to Melbourne Airport in April is currently the most expensive (average of $1,875). 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.

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 $1,454, Qantas Airways can have you in Melbourne Airport from State of Washington in 21h 55m. There are 13053 km between State of Washington and Melbourne Airport. Both multi-stop and direct flights can be found to your destination and back.

  • 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 $687 on Philippine Airlines. Other airlines that offer cheap prices include United Airlines from $821 and Qantas Airways from $852 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, May is the cheapest month in which you can book a flight from State of Washington to Melbourne Airport (average of $1,253). Flying from State of Washington to Melbourne Airport in April is currently the most expensive (average of $1,875). 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
Geelong
Dandenong
Ballarat
Apollo Bay
St Kilda
Lorne
Tullamarine
Phillip Island
Shepparton
Torquay
Daylesford
Mornington
Sorrento
Brighton
Doncaster

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Melbourne

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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 24 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,560Average$2,130FlexibilityNo 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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