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Cheap flights from Washington, D.C. Dulles Intl Airport to Sydney, NS from C$ 918

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YQY
30 Mar — 6 Apr1
1 adult

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 25 March 2025.

Round-trip from

C$ 918
22/4-29/4
  • 22/4-29/4
  • 4 total stops
  • 43h 14m total
  • Washington, D.C. to Sydney
Search Deals

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 25 March 2025.

Tue 22/47:00 a.m.IAD - YQY
2 stops13h 15mMultiple Airlines
Tue 29/48:00 a.m.YQY - IAD
2 stops29h 59mMultiple Airlines
Deal found 24/3C$ 918
Mon 15/99:55 a.m.IAD - YQY
1 stop4h 53mAir Canada
Mon 22/94:30 p.m.YQY - IAD
1 stop5h 31mAir Canada
Deal found 24/3C$ 1,172

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 629,999 searches. Data last updated 25 March 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

Tue 22/4

7:00 a.m.-9:15 p.m.

2 stops13h 15m

Sydney

Tue 29/4

8:00 a.m.-12:59 p.m.

2 stops29h 59m

C$ 918

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Mon 15/9

9:55 a.m.-3:48 p.m.

1 stop4h 53m

Sydney

Mon 22/9

4:30 p.m.-9:01 p.m.

1 stop5h 31m

C$ 1,172

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

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 89.0 - 167.0 mm per month. December is typically the wettest month, when rainfall can reach 167.0 mm. July is typically the driest time to visit Sydney, Nova Scotia when rainfall is around 89.0 mm.

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 18.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

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 25 March 2025.
Air Canada
7.0
Good
8,952 reviews
Check prices

Overall

7.0

Food

6.2

Comfort

7.0

Boarding

7.3

Crew

7.8

Entertainment

6.8

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
8,952 reviews
Air Canada
7.0
Good
8,952 reviews
Check prices

Overall

7.0

Food

6.2

Comfort

7.0

Boarding

7.3

Crew

7.8

Entertainment

6.8

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?

    Located just 11.2 km from the city centre, Sydney is the airport most travellers will use when flying to Sydney from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Sydney (YQY) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

  • 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia (average of C$ 375). Flying from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia in December is currently the most expensive (average of C$ 682). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights find flights from Dulles Intl to Sydney with no change fees?

Need flexible booking options for your flight to Sydney from Dulles Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Dulles Intl to Sydney become cheaper?

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