What’s the cost of a flight from Washington to Adelaide?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Washington and Adelaide.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Planning flights between Washington and Adelaide? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Washington: 3 airports are listed in Washington - Dulles international, Ronald Reagan, Washington International.
• Airports in Adelaide: Only Adelaide is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Find the best flight from Washington to Adelaide

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to Australia? Travelers also looked at: Adelaide, Brisbane, Melbourne, Perth, Sydney.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Washington – Adelaide flights.