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WAS - PER

Find cheap flights from Washington, D.C. to Perth from $1,869

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Washington, D.C. to Perth departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
Fri 7/6
Fri 14/6

Search hundreds of travel sites at once for deals on flights to Perth

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Perth, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Perth, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,968,530 times on KAYAK, and here's why:

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Cheap flight deals from Washington, D.C. to Perth (WAS-PER)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington, D.C. to Perth that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
17:38 - 14:55IAD-PER
33h 17m2 stops
15:50 - 16:33PER-IAD
36h 43m2 stops
$2,199
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Tue, 10 Sep - Tue, 17 Sep
19:45 - 22:35DCA-PER
38h 50m2 stops
23:55 - 17:06PER-DCA
29h 11m2 stops
$2,422Cathay Pacific
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Tue, 10 Sep - Tue, 17 Sep
19:45 - 22:35DCA-PER
62h 50m2 stops
23:55 - 11:00PER-DCA
47h 05m2 stops
$2,537Cathay Pacific
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Sat, 5 Oct - Thu, 10 Oct
17:27 - 13:55IAD-PER
32h 28m2 stops
22:55 - 16:18PER-IAD
53h 23m2 stops
$2,553
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Sat, 5 Oct - Thu, 10 Oct
17:38 - 12:30IAD-PER
54h 52m3 stops
13:45 - 16:33PER-IAD
38h 48m2 stops
$2,562Singapore Airlines
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Tue, 10 Sep - Tue, 17 Sep
09:00 - 16:00BWI-PER
43h 00m2 stops
23:55 - 22:30PER-BWI
34h 35m3 stops
$2,641Air New Zealand
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Tue, 10 Sep - Tue, 17 Sep
09:20 - 14:40DCA-PER
41h 20m2 stops
01:10 - 20:59PER-DCA
55h 49m2 stops
$2,788Singapore Airlines
Find Deal
Tue, 10 Sep - Mon, 16 Sep
09:00 - 16:00BWI-PER
43h 00m2 stops
23:30 - 16:47PER-BWI
29h 17m2 stops
$2,850Air New Zealand
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Tue, 10 Sep - Tue, 17 Sep
21:05 - 14:50IAD-PER
29h 45m2 stops
02:10 - 08:45PER-IAD
42h 35m2 stops
$3,088Malaysia Airlines
Find Deal
Tue, 10 Sep - Mon, 16 Sep
17:20 - 13:40DCA-PER
32h 20m2 stops
23:55 - 21:14PER-DCA
33h 19m2 stops
$3,233American Airlines
Find Deal
Tue, 25 Jun - Mon, 22 Jul

Flights from Washington, D.C. to Perth - Travel Insights & Trends

Get data-powered insights and trends into flights from Washington, D.C. to Perth to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Washington, D.C. to Perth?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Washington, D.C. to Perth, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Washington, D.C. to Perth is April, where tickets cost $2,676 on average. On the other hand, the most expensive months are December and August, where the average cost of tickets is $3,997 and $3,401 respectively.

Which airlines provide the cheapest flights from Washington, D.C. to Perth?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The best deals for a one-way ticket found by KAYAK users over the last 3 days were on Singapore Airlines ($1,869) and Qatar Airways ($2,455). The cheapest round-trip tickets were found on Cathay Pacific ($2,422) and Singapore Airlines ($2,562).

Good to know

Low season

January

High season

October
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly and prices are also 7% lower on average.

When to book flights from Washington, D.C. to Perth

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Perth based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Washington, D.C. to Perth

  • What is the cheapest flight from Washington, D.C. to Perth?

    In the last 3 days, the lowest price for a flight from Washington, D.C. to Perth was $1,235 for a one-way ticket and $1,453 for a return.

  • Which airports will I be using when flying from Washington, D.C. to Perth?

    Washington, D.C. airport is called Washington, D.C. Reagan-National and the only airport in Perth is Perth.

  • Which aircraft models fly most regularly from Washington, D.C. to Perth?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Washington, D.C. to Perth?

    Star Alliance, and oneworld are the airline alliances operating flights between Washington, D.C. and Perth, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Washington, D.C. to Perth?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Perth.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Perth?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Perth from Washington, D.C. is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington, D.C. to Perth?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Perth with an airline and back to Washington, D.C. with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Perth?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Perth from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Washington, D.C. to Perth

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to Perth found on KAYAK in the last 72 hours.
9/8Fri
2 stopsSingapore Airlines
44h 10mBWI-PER
$1,869
9/8Fri
2 stopsSingapore Airlines
34h 10mIAD-PER
$1,971
9/8Fri
2 stopsSingapore Airlines
41h 10mDCA-PER
$2,037
9/8Fri
3 stopsSingapore Airlines
41h 20mIAD-PER
$2,058
1/7Mon
2 stops
30h 45mIAD-PER
$2,249
9/8Fri
1 stopQatar Airways
33h 30mIAD-PER
$2,455
1/7Mon
3 stops
33h 30mIAD-PER
$2,465
1/7Mon
1 stopQatar Airways
43h 40mIAD-PER
$3,425
27/7Sat
2 stopsPhilippine Airlines
34h 48mDCA-PER
$7,315
27/7Sat
3 stopsAir Canada
56h 55mDCA-PER
$9,272

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Flights to Perth

Destination:

Perth (PER)Australia

Return flight deals:

Perth - Washington, D.C.

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