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Cheap Flights from Perth (PER) to Washington (IAD)

View AU$1,222 flight on Mon, 23 Nov 2026Opens in a new window

Popular airlines from Perth Airport (PER) to Washington Dulles International Airport (IAD)

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Cheap Flights from Perth (PER) to Washington (IAD)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Mon, 24 Aug - Tue, 1 Sept
PER
Perth
IAD
Washington
AU$2,300 Return, found 4 days ago
AU$2,300
Return
found 4 days ago
Select Air New Zealand flight, departing Mon, 24 Aug from Perth to Washington, returning Tue, 1 Sept, priced at AU$2,300 found 4 days ago
Air New Zealand
Thu, 27 Aug - Tue, 1 Sept
PER
Perth
IAD
Washington
AU$2,395 Return, found 5 days ago
AU$2,395
Return
found 5 days ago
Select Air New Zealand flight, departing Thu, 27 Aug from Perth to Washington, returning Tue, 1 Sept, priced at AU$2,395 found 5 days ago
Air New Zealand
Thu, 3 Sept - Tue, 15 Sept
PER
Perth
IAD
Washington
AU$2,674 Return, found 1 day ago
AU$2,674
Return
found 1 day ago
Select Air New Zealand flight, departing Thu, 3 Sept from Perth to Washington, returning Tue, 15 Sept, priced at AU$2,674 found 1 day ago
Air New Zealand
Wed, 2 Sept - Tue, 15 Sept
PER
Perth
IAD
Washington
AU$2,745 Return, found 1 day ago
AU$2,745
Return
found 1 day ago
Select Air New Zealand flight, departing Wed, 2 Sept from Perth to Washington, returning Tue, 15 Sept, priced at AU$2,745 found 1 day ago
Air New Zealand
Thu, 3 Sept - Tue, 15 Sept
PER
Perth
IAD
Washington
AU$2,751 Return, found 1 day ago
AU$2,751
Return
found 1 day ago
Select Air New Zealand flight, departing Thu, 3 Sept from Perth to Washington, returning Tue, 15 Sept, priced at AU$2,751 found 1 day ago
Air New Zealand
Thu, 3 Sept - Tue, 15 Sept
PER
Perth
IAD
Washington
AU$2,770 Return, found 1 day ago
AU$2,770
Return
found 1 day ago
Select Air New Zealand flight, departing Thu, 3 Sept from Perth to Washington, returning Tue, 15 Sept, priced at AU$2,770 found 1 day ago
Philippine Airlines
Mon, 9 Nov - Sun, 15 Nov
PER
Perth
IAD
Washington
AU$2,913 Return, found 4 days ago
AU$2,913
Return
found 4 days ago
Select Philippine Airlines flight, departing Mon, 9 Nov from Perth to Washington, returning Sun, 15 Nov, priced at AU$2,913 found 4 days ago
Qatar Airways
Thu, 25 Feb - Sun, 14 Mar
PER
Perth
IAD
Washington
AU$3,014 Return, found 2 days ago
AU$3,014
Return
found 2 days ago
Select Qatar Airways flight, departing Thu, 25 Feb from Perth to Washington, returning Sun, 14 Mar, priced at AU$3,014 found 2 days ago
Qantas Airways
Tue, 3 Nov - Sun, 15 Nov
PER
Perth
IAD
Washington
AU$3,032 Return, found 6 days ago
AU$3,032
Return
found 6 days ago
Select Qantas Airways flight, departing Tue, 3 Nov from Perth to Washington, returning Sun, 15 Nov, priced at AU$3,032 found 6 days ago
Vietnam Airlines
Fri, 20 Nov - Sat, 28 Nov
PER
Perth
IAD
Washington
AU$3,050 Return, found 1 day ago
AU$3,050
Return
found 1 day ago
Select Vietnam Airlines flight, departing Fri, 20 Nov from Perth to Washington, returning Sat, 28 Nov, priced at AU$3,050 found 1 day ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city centre is 8 minutes. Flights from AU$3,802
DCA
Ronald Reagan Washington National
Closest
Average driving time to city centre8 min
Flights from AU$3,802

Frequently asked questions

How much does a flight from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) cost?
You can find one-way and return flights from PER to IAD with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when PER to IAD ticket fares go up or down.
What is the cheapest month to fly from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
The cheapest months to fly from PER to IAD are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
Enter PER to IAD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
Philippine Airlines is one of the cheapest airlines offering connecting return flights from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.), with prices starting from around AU$3693 for flights that can be booked for departure within the next year. These flights typically include a layover in Ninoy Aquino Intl. (MNL). Prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
To find a cheap flight from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
While there aren't any direct flights, you'll find around 31 connecting flights per day from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.). Some common connection points include Kingsford Smith Intl. (SYD), Auckland Intl. (AKL), and Tullamarine (MEL).
What is the earliest flight from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
The earliest flight from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) typically departs around 12:10 AM local time. This service is offered by Cathay Pacific and American Airlines. This is a seasonal service, active only in April. An early departure like this can be great for maximising your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
If you're flying from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.), you'll typically find the most flights on a Thursday, with around 37 options available. This gives you a good selection for your travel plans. Major airlines on this route include Qantas Airways, Virgin Australia, and Jetstar. Looking at the week, Thursdays offer notably more flight options compared to other weekdays, which average around 22-26 flights.
What are the most popular departure times for flights from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
The most popular departure times for flights from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) are in the late evening, from 9pm to midnight. Many major carriers, including Virgin Australia, Qantas Airways and All Nippon Airways, offer flights during this window. Many travellers prefer this time because it allows you to make the most of your day in Perth before your flight, and you'll arrive in Washington, DC ready to start your day.
Can you fly business or first class from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
You can fly business class or first class between PER and IAD. Airlines that offer business class service on this route include:

  • Qatar Airways
  • Air New Zealand
  • Emirates
  • Virgin Australia
  • Qantas Airways
  • All Nippon Airways

First class cabins are available on Emirates.
How do I earn miles on a Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?
It's easy to earn miles on a Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington, DC (IAD) from Perth, WA (PER)?
If you're planning to travel to Washington from Perth Airport (PER), you can fly directly into Washington Dulles Intl. (IAD). Some flights may connect through major hubs like Kingsford Smith Intl. (SYD), Tullamarine (MEL), or Brisbane, QLD (BNE) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?
Typically, booking a last minute flight from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?
Securing a Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.)?
If you booked your Perth, WA (PER) to Washington, DC (IAD-Washington Dulles Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Perth
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air New Zealand, All Nippon Airways, American Airlines, Cathay Pacific, Emirates, Qantas Airways, Qatar Airways, United, Virgin Australia
Return price
AU$2,299
Distance
18464 km

Book with confidence

Your quick guide to flights from Perth to Washington

Pick up great flights from Perth to Washington

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Perth to Washington. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Perth to Washington that take around hours.

Find cheap flights from Perth to Washington

From the great flight deals with prices currently ranging from AU$2,300 to AU$3,050, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Perth to Washington around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Washington is normally in August.

Reasons to book your flight from Perth to Washington with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Perth to Washington across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Washington right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Perth to Washington

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