$690 Cheap Flights from Washington (IAD) to Melbourne (MEL)

View $690 flight on Mon, Dec 1, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Melbourne Airport (MEL)

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Cheap Flights from Washington to Melbourne (IAD-MEL)

Prices were available within the past 7 days and start at $690 for one-way flights and $1,266 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, May 5 - Wed, May 20
IAD
Washington
MEL
Melbourne
$1,266 Roundtrip, found 2 days ago
$1,266
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, May 5 from Washington to Melbourne, returning Wed, May 20, priced at $1,266 found 2 days ago
Air Canada
Tue, May 5 - Wed, May 20
IAD
Washington
MEL
Melbourne
$1,271 Roundtrip, found 2 days ago
$1,271
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, May 5 from Washington to Melbourne, returning Wed, May 20, priced at $1,271 found 2 days ago
Cathay Pacific
Wed, Oct 29 - Sun, Nov 2
IAD
Washington
MEL
Melbourne
$1,482 Roundtrip, found 6 days ago
$1,482
Roundtrip
found 6 days ago
Select Cathay Pacific flight, departing Wed, Oct 29 from Washington to Melbourne, returning Sun, Nov 2, priced at $1,482 found 6 days ago
Turkish Airlines
Mon, Dec 29 - Wed, Jan 21
IAD
Washington
MEL
Melbourne
$1,490 Roundtrip, found 9 hours ago
$1,490
Roundtrip
found 9 hours ago
Select Turkish Airlines flight, departing Mon, Dec 29 from Washington to Melbourne, returning Wed, Jan 21, priced at $1,490 found 9 hours ago
United
Sun, Dec 28 - Sun, Feb 15
IAD
Washington
MEL
Melbourne
$1,554 Roundtrip, found 10 hours ago
$1,554
Roundtrip
found 10 hours ago
Select United flight, departing Sun, Dec 28 from Washington to Melbourne, returning Sun, Feb 15, priced at $1,554 found 10 hours ago
Delta
Mon, Jun 1 - Wed, Jul 8
IAD
Washington
MEL
Melbourne
$1,565 Roundtrip, found 3 days ago
$1,565
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Jun 1 from Washington to Melbourne, returning Wed, Jul 8, priced at $1,565 found 3 days ago
Qantas Airways
Sun, Feb 1 - Wed, Feb 11
IAD
Washington
MEL
Melbourne
$1,594 Roundtrip, found 6 days ago
$1,594
Roundtrip
found 6 days ago
Select Qantas Airways flight, departing Sun, Feb 1 from Washington to Melbourne, returning Wed, Feb 11, priced at $1,594 found 6 days ago
Air New Zealand
Mon, Jan 26 - Mon, Feb 23
IAD
Washington
MEL
Melbourne
$1,608 Roundtrip, found 3 days ago
$1,608
Roundtrip
found 3 days ago
Select Air New Zealand flight, departing Mon, Jan 26 from Washington to Melbourne, returning Mon, Feb 23, priced at $1,608 found 3 days ago
Air China
Fri, Nov 7 - Mon, Nov 10
IAD
Washington
MEL
Melbourne
$1,700 Roundtrip, found 13 hours ago
$1,700
Roundtrip
found 13 hours ago
Select Air China flight, departing Fri, Nov 7 from Washington to Melbourne, returning Mon, Nov 10, priced at $1,700 found 13 hours ago
All Nippon Airways
Sun, Jul 26 - Sun, Aug 2
IAD
Washington
MEL
Melbourne
$1,719 Roundtrip, found 5 days ago
$1,719
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Sun, Jul 26 from Washington to Melbourne, returning Sun, Aug 2, priced at $1,719 found 5 days ago

Find the cheapest month to fly from Washington (IAD) to Melbourne (MEL)

March is typically the cheapest month to fly

From $825 - $2,034 per traveler.

Alternative airports near Melbourne

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Tullamarine MEL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $1,620
MEL
Tullamarine
Cheapest
Average driving time to city center20 min
Flights from $1,620

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL) cost?
Get a cheap one-way flight from $690 or cheap return flight from $1,266 from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL)?
Planning your getaway for May may help you find better deals, as it's the cheapest month for flights between IAD and MEL. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest IAD to MEL flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to MEL?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL)?
Opt for a flight from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL) that takes off before 3 PM to reduce the likelihood of delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL) last-minute?
Last-minute fares from IAD to MEL are generally more expensive. To secure the best prices, start searching for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to land a cheap ticket right before your trip.
Is it cheaper to book an IAD to MEL flight and hotel package?
Compared with arranging flights and hotels separately, booking an IAD to MEL flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place will take the stress out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Tullamarine Airport (MEL)?
If you booked your IAD to MEL flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Tullamarine
Airlines serving
Air Canada, Air China, Air New Zealand, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, Delta, Emirates, Etihad Airways, Japan Airlines, JetBlue Airways, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$1,266
Distance
10162 mi

Book with confidence

Washington to Melbourne Flights

The cheapest times to fly from Washington to Melbourne

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Melbourne are during the month of May. You can find some of the cheapest flights from Washington to Melbourne with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Melbourne

Sunday is one of the best days to book for cheap flights from Washington to Melbourne: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Melbourne

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Melbourne in 2025. You can also book with separate airlines for your outbound and return journeys, from $690 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Melbourne flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Melbourne airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Melbourne Flights

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