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$289+ Cheap flights from Dulles Intl (IAD) to Sydney, NS (YQY)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YQY
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Dulles Intl to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Sydney (YQY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
2 stars

Round-trip from

$734
(Mytrip)

One-way from

$289
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Sydney flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Sydney flights.
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From Washington, D.C. Dulles Intl to Sydney
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One-way flight from Washington, D.C. Dulles Intl to Sydney
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Find flight deals from Dulles Intl to Sydney

Cheapest flights from Dulles Intl to Sydney
Explore the most affordable flight options available from Dulles Intl to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1211:52 amIAD - YQY
2 stops35h 07mMultiple Airlines
Thu 6/194:30 pmYQY - IAD
1 stop5h 31mMultiple Airlines
Deal found 4/28$734
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/128:22 amIAD - YQY
1 stop14h 37mAir Canada
Thu 6/195:10 amYQY - IAD
1 stop7h 29mAir Canada
Deal found 4/28$739

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Sydney 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Sydney that are best for you.

Fly from

Dulles Intl

Fly to

Sydney

Route

Depart

Return

Price

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Thu 6/12

11:52 am-11:59 pm

2 stops35h 07m

Sydney

Thu 6/19

4:30 pm-9:01 pm

1 stop5h 31m

$734

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Thu 6/12

8:22 am-11:59 pm

1 stop14h 37m

Sydney

Thu 6/19

5:10 am-11:39 am

1 stop7h 29m

$739

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Tue 5/27

4:20 pm-7:30 pm

2 stops26h 10m

$289

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Tue 5/27

3:30 pm-11:59 pm

1 stop7h 29m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Sydney, Nova Scotia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Sydney, Nova Scotia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Sydney, Nova Scotia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Sydney, Nova Scotia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Sydney, Nova Scotia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Sydney

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney, Nova Scotia ranges from 3.5 - 6.6 inches per month. December is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Sydney, Nova Scotia when rainfall is around 3.5 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, Nova Scotia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated April 29, 2025.
Air Canada
7.0
Good
9,242 reviews

Entertainment

6.8

Boarding

7.3

Food

6.3

Crew

7.8

Overall

7.0

Comfort

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2024

YYT - YHZ

No leg room plane was so small no room to move no room to sit squat in your seat my legs were so swollen up at the end of flight
Air Canada
7.0
Good
9,242 reviews
Air Canada
7.0
Good
9,242 reviews

Entertainment

6.8

Boarding

7.3

Food

6.3

Crew

7.8

Overall

7.0

Comfort

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2024

YYT - YHZ

No leg room plane was so small no room to move no room to sit squat in your seat my legs were so swollen up at the end of flight

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Washington, D.C. Dulles Intl?

    Sydney (YQY), located 7.0 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Sydney. 0 airlines have flights to Sydney from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Sydney should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • Can I find deals for flights from Dulles Intl to Sydney that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Sydney.

  • Can I find deals for business class flights from Dulles Intl to Sydney?

    Yes. Cheapflights offers flight deals from Dulles Intl to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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