What is the cheapest airline that flies from Perth to Washington, D.C.?

Qantas Airways, United Airlines, and ANA are the most popular carriers operating from Perth to Washington, D.C.

Which airlines fly to Washington, D.C.?

Qatar Airways, Qantas Airways and Singapore Airlines are the top three most popular airlines that fly to Washington, D.C. from Perth according to our data. Qatar Airways is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Washington, D.C.. Keep in mind that there are 3 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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 3 operators available for flights from Perth Airport to Washington, D.C. as of November 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.

$1,156 Cheap Flights from Perth to Washington, D.C. in 2025/26

Q: What is the typical price of a round-trip flight between Perth and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $2,249 to $2,969. The lowest price recently found on this route was $2,022.

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

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One-way

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Enter your travel dates to find the best prices.

05:15 - 12:45PER-IAD

43h 30m2 stops

21:40 - 19:50IAD-PER

34h 10m2 stops

$2,022Multiple Airlines

Find Deal

Wed, 25 Mar - Tue, 21 Apr

06:15 - 14:49PER-BWI

45h 34m2 stops

15:21 - 18:15BWI-PER

37h 54m2 stops

$2,039Qantas Airways

Find Deal

Tue, 3 Feb - Fri, 20 Feb

17:45 - 23:10PER-BWI

42h 25m2 stops

15:22 - 18:15BWI-PER

37h 53m2 stops

$2,116Qantas Airways

Find Deal

Fri, 6 Feb - Tue, 3 Mar

18:50 - 00:28PER-IAD

41h 38m2 stops

19:27 - 23:45IAD-PER

64h 18m2 stops

$2,152Air New Zealand

Find Deal

Mon, 16 Mar - Mon, 6 Apr

18:50 - 00:28PER-IAD

41h 38m2 stops

19:27 - 23:45IAD-PER

64h 18m2 stops

$2,154Air New Zealand

Find Deal

Mon, 16 Mar - Mon, 6 Apr

23:45 - 17:23PER-BWI

29h 38m2 stops

18:31 - 14:40BWI-PER

32h 09m2 stops

$2,500United Airlines

Find Deal

Wed, 25 Mar - Tue, 21 Apr

23:45 - 21:42PER-BWI

33h 57m3 stops

06:15 - 14:40BWI-PER

44h 25m2 stops

$2,506United Airlines

Find Deal

Wed, 25 Mar - Tue, 21 Apr

23:45 - 16:06PER-BWI

29h 21m3 stops

08:42 - 12:30BWI-PER

38h 48m2 stops

$2,613Virgin Australia

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Fri, 6 Feb - Tue, 3 Mar

21:55 - 20:59PER-DCA

35h 04m2 stops

08:30 - 19:30DCA-PER

47h 00m2 stops

$2,616ANA

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Wed, 25 Mar - Tue, 21 Apr

21:55 - 20:59PER-DCA

35h 04m2 stops

08:30 - 19:30DCA-PER

47h 00m2 stops

$2,824ANA

Find Deal

Mon, 16 Mar - Mon, 6 Apr

Air New Zealand flights from Perth to Washington, D.C.

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

Air New Zealand

16 Mar

PER18:50Perth

41h 38m

2 stops

IAD00:28Washington, D.C. Dulles Intl

6 Apr

IAD19:27Washington, D.C. Dulles Intl

64h 18m

2 stops

PER23:45Perth

$2,152

Find similar

Air New Zealand

16 Mar

PER18:50Perth

41h 38m

2 stops

IAD00:28Washington, D.C. Dulles Intl

6 Apr

IAD19:27Washington, D.C. Dulles Intl

64h 18m

2 stops

PER23:45Perth

$2,154

Find similar

Air New Zealand

20 Mar

PER18:50Perth

59h 30m

2 stops

IAD18:20Washington, D.C. Dulles Intl

20 Apr

IAD19:27Washington, D.C. Dulles Intl

64h 18m

2 stops

PER23:45Perth

$2,155

Find similar

Emirates flights from Perth to Washington, D.C.

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

Emirates

6 Feb

PER22:20Perth

46h 50m

1 stop

IAD08:10Washington, D.C. Dulles Intl

3 Mar

IAD10:30Washington, D.C. Dulles Intl

41h 50m

1 stop

PER17:20Perth

$2,868

Find similar

Emirates

6 Feb

PER22:20Perth

46h 50m

1 stop

IAD08:10Washington, D.C. Dulles Intl

3 Mar

IAD10:30Washington, D.C. Dulles Intl

48h 25m

2 stops

PER23:55Perth

$2,887

Find similar

Emirates

6 Feb

PER10:30Perth

58h 40m

2 stops

IAD08:10Washington, D.C. Dulles Intl

3 Mar

IAD10:30Washington, D.C. Dulles Intl

48h 25m

2 stops

PER23:55Perth

$2,906

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Wed 25/3

05:15-12:45

2 stops43h 30m

Washington, D.C. Dulles Intl

Tue 21/4

21:40-19:50

2 stops34h 10m

$2,022

PerthBaltimore

PER - BWI

PERBWI

Perth

Tue 3/2

06:15-14:49

2 stops45h 34m

Baltimore/Washington

Fri 20/2

15:21-18:15

2 stops37h 54m

$2,039

PerthBaltimore

PER - BWI

PERBWI

Perth

Fri 6/2

17:45-23:10

2 stops42h 25m

Baltimore/Washington

Tue 3/3

15:22-18:15

2 stops37h 53m

$2,116

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

18:50-00:28

2 stops41h 38m

Washington, D.C. Dulles Intl

Mon 6/4

19:27-23:45

2 stops64h 18m

$2,152

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

18:50-00:28

2 stops41h 38m

Washington, D.C. Dulles Intl

Mon 6/4

19:27-23:45

2 stops64h 18m

$2,154

PerthBaltimore

PER - BWI

PERBWI

Perth

Wed 25/3

23:45-17:23

2 stops29h 38m

Baltimore/Washington

Tue 21/4

18:31-14:40

2 stops32h 09m

$2,500

PerthBaltimore

PER - BWI

PERBWI

Perth

Wed 25/3

23:45-21:42

3 stops33h 57m

Baltimore/Washington

Tue 21/4

06:15-14:40

2 stops44h 25m

$2,506

PerthBaltimore

PER - BWI

PERBWI

Perth

Fri 6/2

23:45-16:06

3 stops29h 21m

Baltimore/Washington

Tue 3/3

08:42-12:30

2 stops38h 48m

$2,613

PerthWashington, D.C.

PER - DCA

PERDCA

Perth

Wed 25/3

21:55-20:59

2 stops35h 04m

Washington, D.C. Reagan-National

Tue 21/4

08:30-19:30

2 stops47h 00m

$2,616

PerthWashington, D.C.

PER - DCA

PERDCA

Perth

Mon 16/3

21:55-20:59

2 stops35h 04m

Washington, D.C. Reagan-National

Mon 6/4

08:30-19:30

2 stops47h 00m

$2,824

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted 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

Prices

Airlines

What is the typical price of a round-trip flight between Perth and Washington, D.C.?

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 $1,716, 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 $1,877.

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 $2,366. 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 $2,882.

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 $2,427 when looking at flights departing at midday. Flights to Washington, D.C. are more costly in the morning, with an average ticket price of $3,086. 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.

Direct flights	None

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 26h 37m.
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 3 operators available for flights from Perth Airport to Washington, D.C. as of November 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 50% of all bookings. The subsequent popular airlines are Qantas Airways at 32% and Virgin Australia at 18%.

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 $1,850	Free cancellation	Rating 7.5 937 reviews	Search Qantas Airways flights
Singapore Airlines	PriceFrom $2,098	Free cancellation	Rating 8.1 1,403 reviews	Search Singapore Airlines flights
Qatar Airways	PriceFrom $2,239	Free cancellation	Rating 7.4 3,664 reviews	Search Qatar Airways flights

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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.