When did momondo last update prices for flights from Perth Airport to Washington, D.C.?

Prices for flights from Perth Airport to Washington, D.C. are updated daily.

How many operators does momondo search for flights from Perth Airport to Washington, D.C.?

There are 2 operators available for flights from Perth Airport to Washington, D.C. as of December 2025.

How old do you have to be to fly from Perth Airport to Washington, D.C.?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Perth Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$1,284 Cheap Flights from Perth to Washington, D.C. in 2025/26

1 adult

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Find the cheapest flights from Perth to Washington, D.C.

Round-trip

One-way

Cheap return flights

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22:40 - 14:49

PER

BWI

29h 09m2 stops

15:41 - 21:15

BWI

PER

40h 34m2 stops

$2,036Qantas Airways

Sun, 25 Jan - Sun, 1 Feb

22:40 - 14:54

PER

DCA

28h 14m2 stops

11:36 - 11:15

DCA

PER

35h 39m2 stops

$2,097American Airlines

Mon, 16 Mar - Mon, 6 Apr

22:40 - 22:53

PER

IAD

36h 13m2 stops

06:00 - 11:15

IAD

PER

41h 15m2 stops

$2,097American Airlines

Mon, 16 Mar - Mon, 6 Apr

07:15 - 22:53

PER

IAD

27h 38m2 stops

06:00 - 11:15

IAD

PER

41h 15m2 stops

$2,103Multiple Airlines

Mon, 16 Mar - Mon, 6 Apr

21:55 - 19:13

PER

DCA

34h 18m2 stops

08:20 - 20:10

DCA

PER

46h 50m2 stops

$2,363ANA

Sun, 1 Feb - Mon, 23 Feb

23:45 - 19:27

PER

IAD

31h 42m2 stops

14:36 - 12:30

IAD

PER

33h 54m2 stops

$2,366Virgin Australia

Mon, 16 Mar - Mon, 6 Apr

21:55 - 19:13

PER

DCA

34h 18m2 stops

07:30 - 20:10

DCA

PER

47h 40m2 stops

$2,373ANA

Sun, 25 Jan - Sun, 1 Feb

23:45 - 05:21

PER

IAD

41h 36m2 stops

06:30 - 05:10

IAD

PER

34h 40m2 stops

$2,467United Airlines

Mon, 16 Mar - Mon, 6 Apr

22:30 - 19:35

PER

IAD

34h 05m2 stops

18:45 - 14:45

IAD

PER

31h 00m2 stops

$2,491Virgin Australia

Mon, 12 Jan - Sun, 8 Feb

23:45 - 21:19

PER

IAD

34h 34m2 stops

08:25 - 14:45

IAD

PER

41h 20m2 stops

$2,494United Airlines

Mon, 12 Jan - Sun, 8 Feb

United Airlines flights from Perth to Washington, D.C.

Our best United Airlines deals on Perth to Washington, D.C. flight tickets

United Airlines

16 Mar

PER23:45Perth

41h 36m

2 stops

IAD05:21Washington, D.C. Dulles Intl

6 Apr

IAD06:30Washington, D.C. Dulles Intl

34h 40m

2 stops

PER05:10Perth

$2,467

Find similar

United Airlines

12 Jan

PER23:45Perth

34h 34m

2 stops

IAD21:19Washington, D.C. Dulles Intl

8 Feb

IAD08:25Washington, D.C. Dulles Intl

41h 20m

2 stops

PER14:45Perth

$2,494

Find similar

United Airlines

1 Feb

PER23:45Perth

35h 40m

3 stops

BWI22:25Baltimore/Washington

23 Feb

BWI18:08Baltimore/Washington

31h 37m

2 stops

PER14:45Perth

$2,495

Find similar

Air Canada flights from Perth to Washington, D.C.

Our best Air Canada deals on Perth to Washington, D.C. flight tickets

Air Canada

4 Feb

PER22:55Perth

49h 53m

3 stops

IAD11:48Washington, D.C. Dulles Intl

8 Feb

IAD22:06Washington, D.C. Dulles Intl

57h 14m

3 stops

PER20:20Perth

$2,748

Find similar

Air Canada

4 Feb

PER22:55Perth

35h 30m

3 stops

IAD21:25Washington, D.C. Dulles Intl

8 Feb

IAD09:00Washington, D.C. Dulles Intl

40h 30m

3 stops

PER14:30Perth

$2,817

Find similar

Air Canada

4 Feb

PER15:15Perth

42h 14m

3 stops

IAD20:29Washington, D.C. Dulles Intl

8 Feb

IAD12:35Washington, D.C. Dulles Intl

37h 55m

3 stops

PER15:30Perth

$2,818

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PerthBaltimore

PER - BWI

PERBWI

Perth

Sun 25/1

22:40-14:49

2 stops29h 09m

Baltimore/Washington

Sun 1/2

15:41-21:15

2 stops40h 34m

$2,036

PerthWashington, D.C.

PER - DCA

PERDCA

Perth

Mon 16/3

22:40-14:54

2 stops28h 14m

Washington, D.C. Reagan-National

Mon 6/4

11:36-11:15

2 stops35h 39m

$2,097

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

22:40-22:53

2 stops36h 13m

Washington, D.C. Dulles Intl

Mon 6/4

06:00-11:15

2 stops41h 15m

$2,097

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

07:15-22:53

2 stops27h 38m

Washington, D.C. Dulles Intl

Mon 6/4

06:00-11:15

2 stops41h 15m

$2,103

PerthWashington, D.C.

PER - DCA

PERDCA

Perth

Sun 1/2

21:55-19:13

2 stops34h 18m

Washington, D.C. Reagan-National

Mon 23/2

08:20-20:10

2 stops46h 50m

$2,363

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

23:45-19:27

2 stops31h 42m

Washington, D.C. Dulles Intl

Mon 6/4

14:36-12:30

2 stops33h 54m

$2,366

PerthWashington, D.C.

PER - DCA

PERDCA

Perth

Sun 25/1

21:55-19:13

2 stops34h 18m

Washington, D.C. Reagan-National

Sun 1/2

07:30-20:10

2 stops47h 40m

$2,373

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

23:45-05:21

2 stops41h 36m

Washington, D.C. Dulles Intl

Mon 6/4

06:30-05:10

2 stops34h 40m

$2,467

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 12/1

22:30-19:35

2 stops34h 05m

Washington, D.C. Dulles Intl

Sun 8/2

18:45-14:45

2 stops31h 00m

$2,491

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 12/1

23:45-21:19

2 stops34h 34m

Washington, D.C. Dulles Intl

Sun 8/2

08:25-14:45

2 stops41h 20m

$2,494

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Perth to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

The cheapest month to fly to Washington, D.C. from Perth is in March. Flight prices, which tend to average around $1,687, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. in March, then you should wait until January to fly from Perth, when ticket prices are also cheap, with an average price of $1,845.

What is the cheapest day to depart on your flight to Washington, D.C.?

Our data shows that Thursday is the least expensive day to fly to Washington, D.C.. Tickets to fly out on this day can be as low as $2,326. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. on Saturday is $2,833.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

Flying to Washington, D.C. from Perth at midday is the least expensive time of day to depart. momondo users have found prices as low as $2,386 when looking at flights departing at midday. Flights to Washington, D.C. are more costly in the morning, with an average ticket price of $3,035. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Perth to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Perth to Washington, D.C. (PER to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Perth to Washington, D.C.

Fastest flight time	27h 38m
Direct flights	None

The fastest flight from Perth to Washington, D.C. takes 27h 38m

There are no direct flights from Perth to Washington, D.C.. There are no popular flight routes from Perth to Washington, D.C..

Search flight deals

How far is Perth to Washington, D.C. by plane?
Washington, D.C. is 18603.3 km away from Perth. By plane, this route typically takes 27h 38m.
When did momondo last update prices for flights from Perth Airport to Washington, D.C.?
Prices for flights from Perth Airport to Washington, D.C. are updated daily.
How many operators does momondo search for flights from Perth Airport to Washington, D.C.?
There are 2 operators available for flights from Perth Airport to Washington, D.C. as of December 2025.
How old do you have to be to fly from Perth Airport to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Perth Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Perth to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from Perth to Washington, D.C. is Qatar Airways, representing 48% of all bookings. The subsequent popular airlines are Qantas Airways at 33% and Virgin Australia at 19%.

Best airlines flying from Perth to Washington, D.C.

Compare and see reviews for airlines that fly from Perth to Washington, D.C. with momondo

Airline	Rating	Free cancellation	Price
Qantas Airways	PriceFrom $1,819	Free cancellation	Rating 7.5 947 reviews		Search Qantas Airways flights
Qatar Airways	PriceFrom $2,235	Free cancellation	Rating 7.4 3,677 reviews		Search Qatar Airways flights

McLean

Arlington

Why use momondo?

Why should I use momondo to find a flight deal from Perth to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Perth to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Perth to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Perth to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Perth to Washington, D.C.?

Once all potential Perth to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Perth to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Perth and alert you when they change.