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Cheap flights from Perth to Washington, D.C. from $1,279

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Perth to Washington, D.C. departing on 9/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Air New Zealand Logo
8:05 am - 11:55 pmPER-IAD
27h 50m2 stops
Air New Zealand Logo
5:55 pm - 4:00 pmIAD-PER
34h 05m2 stops
$1,279Air New Zealand
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Sun, Sep 14 - Sun, Sep 21
Logo
11:55 pm - 6:31 amPER-IAD
42h 36m2 stops
Logo
8:25 am - 10:50 pmIAD-PER
50h 25m2 stops
$1,388
Find Deal
Mon, Sep 15 - Mon, Sep 22
Air Canada Logo
11:55 pm - 6:31 amPER-IAD
42h 36m2 stops
Air Canada Logo
2:25 pm - 3:45 pmIAD-PER
37h 20m3 stops
$1,509Air Canada
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Tue, Sep 9 - Sat, Sep 13
Air Canada Logo
11:55 pm - 9:25 pmPER-IAD
33h 30m3 stops
Air Canada Logo
12:41 pm - 3:45 pmIAD-PER
39h 04m3 stops
$1,515Air Canada
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Tue, Sep 9 - Sat, Sep 13
Virgin Australia Logo
11:45 pm - 9:10 pmPER-IAD
33h 25m2 stops
Virgin Australia Logo
4:10 pm - 2:45 pmIAD-PER
33h 35m2 stops
$1,637Virgin Australia
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Mon, Oct 13 - Mon, Jan 5
Virgin Australia Logo
11:45 pm - 9:10 pmPER-IAD
33h 25m2 stops
Virgin Australia Logo
4:10 pm - 2:45 pmIAD-PER
33h 35m2 stops
$1,638Virgin Australia
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Mon, Oct 13 - Mon, Jan 5
Emirates Logo
6:00 am - 8:40 amPER-IAD
38h 40m1 stop
Emirates Logo
10:55 am - 5:35 pmIAD-PER
42h 40m1 stop
$1,867Emirates
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Mon, Sep 15 - Mon, Sep 22
Emirates Logo
10:20 pm - 8:40 amPER-IAD
46h 20m1 stop
Emirates Logo
10:55 am - 5:35 pmIAD-PER
42h 40m1 stop
$1,868Emirates
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Sun, Sep 14 - Sun, Sep 21
Qatar Airways Logo
10:45 pm - 3:40 pmPER-IAD
28h 55m1 stop
Qatar Airways Logo
9:00 pm - 11:10 amIAD-PER
26h 10m1 stop
$1,896Qatar Airways
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Sun, Sep 14 - Sun, Sep 21
Qatar Airways Logo
10:45 pm - 3:40 pmPER-IAD
28h 55m1 stop
Qatar Airways Logo
8:05 pm - 6:45 pmIAD-PER
33h 40m1 stop
$1,933Qatar Airways
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Mon, Oct 13 - Mon, Jan 5

Air Canada flights from Perth to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on Perth to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
Sep 9
PER11:55 pmPerth
42h 36m
2 stops
IAD6:31 amWashington, D.C. Dulles Intl
Sep 13
IAD2:25 pmWashington, D.C. Dulles Intl
37h 20m
3 stops
PER3:45 pmPerth
$1,509
Find similar
Air Canada
Sep 9
PER11:55 pmPerth
33h 30m
3 stops
IAD9:25 pmWashington, D.C. Dulles Intl
Sep 13
IAD12:41 pmWashington, D.C. Dulles Intl
39h 04m
3 stops
PER3:45 pmPerth
$1,515
Find similar
Air Canada
Sep 9
PER10:45 pmPerth
43h 46m
2 stops
IAD6:31 amWashington, D.C. Dulles Intl
Sep 13
IAD2:25 pmWashington, D.C. Dulles Intl
38h 35m
3 stops
PER5:00 pmPerth
$1,517
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Qatar Airways flights from Perth to Washington, D.C. Dulles Intl Airport

Our best Qatar Airways deals on Perth to Washington, D.C. Dulles Intl Airport flight tickets
Qatar Airways
Sep 14
PER10:45 pmPerth
28h 55m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
Sep 21
IAD9:00 pmWashington, D.C. Dulles Intl
26h 10m
1 stop
PER11:10 amPerth
$1,896
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Qatar Airways
Oct 13
PER10:45 pmPerth
28h 55m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
Jan 5
IAD8:05 pmWashington, D.C. Dulles Intl
33h 40m
1 stop
PER6:45 pmPerth
$1,933
Find similar
Qatar Airways
Oct 13
PER10:45 pmPerth
28h 55m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
Jan 5
IAD8:05 pmWashington, D.C. Dulles Intl
33h 40m
1 stop
PER6:45 pmPerth
$1,935
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Perth to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from Perth to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 9/14

8:05 am-11:55 pm

2 stops27h 50m

Washington, D.C. Dulles Intl

Sun 9/21

5:55 pm-4:00 pm

2 stops34h 05m

$1,279

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 9/15

11:55 pm-6:31 am

2 stops42h 36m

Washington, D.C. Dulles Intl

Mon 9/22

8:25 am-10:50 pm

2 stops50h 25m

$1,388

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 9/9

11:55 pm-6:31 am

2 stops42h 36m

Washington, D.C. Dulles Intl

Sat 9/13

2:25 pm-3:45 pm

3 stops37h 20m

$1,509

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 9/9

11:55 pm-9:25 pm

3 stops33h 30m

Washington, D.C. Dulles Intl

Sat 9/13

12:41 pm-3:45 pm

3 stops39h 04m

$1,515

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 10/13

11:45 pm-9:10 pm

2 stops33h 25m

Washington, D.C. Dulles Intl

Mon 1/5

4:10 pm-2:45 pm

2 stops33h 35m

$1,637

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 10/13

11:45 pm-9:10 pm

2 stops33h 25m

Washington, D.C. Dulles Intl

Mon 1/5

4:10 pm-2:45 pm

2 stops33h 35m

$1,638

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 9/15

6:00 am-8:40 am

1 stop38h 40m

Washington, D.C. Dulles Intl

Mon 9/22

10:55 am-5:35 pm

1 stop42h 40m

$1,867

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 9/14

10:20 pm-8:40 am

1 stop46h 20m

Washington, D.C. Dulles Intl

Sun 9/21

10:55 am-5:35 pm

1 stop42h 40m

$1,868

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 9/14

10:45 pm-3:40 pm

1 stop28h 55m

Washington, D.C. Dulles Intl

Sun 9/21

9:00 pm-11:10 am

1 stop26h 10m

$1,896

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 10/13

10:45 pm-3:40 pm

1 stop28h 55m

Washington, D.C. Dulles Intl

Mon 1/5

8:05 pm-6:45 pm

1 stop33h 40m

$1,933

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

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

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. Dulles Intl Airport?

In general, February is the cheapest month to fly from Perth to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,382. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,413.

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

Our data shows that Thursday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $1,640. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Perth to Washington, D.C. Dulles Intl Airport for around $2,779.

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

Flying to Washington, D.C. Dulles Intl Airport from Perth in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,884 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $2,907 on average. Flights to Washington, D.C. Dulles Intl Airport from Perth at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Perth to Washington, D.C. Dulles Intl Airport

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

Cheap Perth to Washington, D.C. Dulles Intl Airport (PER to IAD) flight deals and tips

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

Best Price Found

$1,279

Fastest flight time

27h 50m

Direct flights

None
The best flight deal from Perth to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $1,279
The fastest flight from Perth to Washington, D.C. Dulles Intl Airport takes 27h 50m
There are no direct flights from Perth to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Perth Airport - Washington, D.C. Dulles Intl Airport.
Search flight deals

  • How far is Perth to Washington, D.C. Dulles Intl by plane?

    The distance between Perth and Washington, D.C. Dulles Intl is about 11538.7 mi. By plane, this route typically takes 27h 50m.

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

    Prices for flights from Perth Airport to Washington, D.C. Dulles Intl Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Perth Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport 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 license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Laurel
Tysons
Silver Spring
Waldorf
Fredericksburg
Manassas
Harpers Ferry
Towson
Rockville
Colonial Beach
Gaithersburg
Fairfax
Reston
Glen Burnie

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?

Flights from Perth to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Yes. momondo can track prices for Perth to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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