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$346 Find Cheap Flights to Sydney - Compare and Save

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Everything you should know

Cheapest round-trip
$743
Typical prices: $788-$1,171
Air Canada
Sat 11/17Sat 11/24
IAD - YQY • 1 stop
Cheapest one-way
$346
Typical prices: $382-$636
Air Canada
Fri 11/16
ORD - YQY • 2 stops
Top airlines
Best reviews • 7.1 score
Airline reviews
Airline reviews
Top routes
Cheapest • 45% average savings
Most popular
Insights
Insights
When to travel
Cheapest • 10% price drop
Most popular
Good to know
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Flight Deals

Cheap Flights to Sydney

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals to Sydney

Tue, Nov 17 - Tue, Nov 24
Air Canada Logo
9:55 am - 11:30 amIAD  Washington, D.C. Dulles Intl-YQY Sydney
24h 35m1 stop Toronto Pearson Intl
Air Canada Logo
12:10 pm - 8:23 pmYQY  Sydney-IAD Washington, D.C. Dulles Intl
9h 13m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$743Air Canada
Tue, Nov 17 - Tue, Nov 24
Multiple Airlines Logo
9:55 am - 11:30 amIAD  Washington, D.C. Dulles Intl-YQY Sydney
24h 35m1 stop Toronto Pearson Intl
Multiple Airlines Logo
12:10 pm - 9:26 pmYQY  Sydney-IAD Washington, D.C. Dulles Intl
10h 16m1 stop Toronto Pearson Intl
$761Multiple Airlines
Mon, Nov 16 - Mon, Nov 23
Air Canada Logo
9:40 am - 12:26 amDCA  Washington, D.C. Reagan-National-YQY Sydney
13h 46m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
6:05 am - 6:18 pmYQY  Sydney-DCA Washington, D.C. Reagan-National
13h 13m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$774Air Canada
Mon, Nov 16 - Mon, Nov 23
Air Canada Logo
9:55 am - 12:26 amIAD  Washington, D.C. Dulles Intl-YQY Sydney
13h 31m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
12:10 pm - 12:30 amYQY  Sydney-IAD Washington, D.C. Dulles Intl
13h 20m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$776Air Canada
Tue, Nov 17 - Tue, Nov 24
Air Canada Logo
9:40 am - 11:30 amDCA  Washington, D.C. Reagan-National-YQY Sydney
24h 50m1 stop Toronto Pearson Intl
Air Canada Logo
6:05 am - 10:29 amYQY  Sydney-DCA Washington, D.C. Reagan-National
5h 24m1 stop Montreal Pierre Elliott Trudeau Intl
$783Air Canada
Mon, Nov 16 - Mon, Nov 23
Air Canada Logo
5:15 pm - 11:30 amIAD  Washington, D.C. Dulles Intl-YQY Sydney
17h 15m1 stop Toronto Pearson Intl
Air Canada Logo
12:10 pm - 8:10 pmYQY  Sydney-IAD Washington, D.C. Dulles Intl
9h 00m1 stop Toronto Pearson Intl
$790Air Canada
Thu, Nov 19 - Thu, Nov 26
Air Canada Logo
9:55 am - 12:26 amIAD  Washington, D.C. Dulles Intl-YQY Sydney
13h 31m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
6:05 am - 3:45 pmYQY  Sydney-IAD Washington, D.C. Dulles Intl
10h 40m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$791Air Canada
Tue, Nov 17 - Tue, Nov 24
Air Canada Logo
12:55 pm - 12:26 amDCA  Washington, D.C. Reagan-National-YQY Sydney
10h 31m2 stops Ottawa Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
6:05 am - 10:29 amYQY  Sydney-DCA Washington, D.C. Reagan-National
5h 24m1 stop Montreal Pierre Elliott Trudeau Intl
$802Air Canada
Thu, Nov 19 - Thu, Nov 26
Multiple Airlines Logo
9:55 am - 12:26 amIAD  Washington, D.C. Dulles Intl-YQY Sydney
13h 31m1 stop Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
12:10 pm - 9:26 pmYQY  Sydney-IAD Washington, D.C. Dulles Intl
10h 16m1 stop Toronto Pearson Intl
$810Multiple Airlines
Fri, Dec 4 - Tue, Dec 8
Air Canada Logo
1:00 pm - 12:26 amLGA  New York LaGuardia-YQY Sydney
10h 26m2 stops Toronto Island Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:45 am - 9:56 amYQY  Sydney-LGA New York LaGuardia
5h 11m1 stop Montreal Pierre Elliott Trudeau Intl
$810Air Canada
Booking Insights

Price, demand and travel trends for flights to Sydney

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What is the cheapest flight to Sydney?

Washington, D.C. Dulles Intl Airport to Sydney is the cheapest route at $743 round-trip, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.

How much is a flight to Sydney?

On average, a round-trip flight from the United States to Sydney costs $882, based on KAYAK data over the past 12 months. Round-trip fares from Orlando average $575, while Boston runs a bit higher at $795.

What is the cheapest day to fly to Sydney?

Sunday is the cheapest day to fly to Sydney at $802 round-trip on average over the past 12 months on KAYAK. Monday is the most expensive at $1,149.

What’s the cheapest month to fly to Sydney?

•March is the cheapest month to fly to Sydney with an average price of $794 round-trip.
•December ($1,514) and November ($1,293) are the most expensive.

Based on KAYAK data over the past 12 months.

What is the cheapest time of day to fly to Sydney?

Afternoon flights to Sydney are the cheapest at $858 round-trip on average. Evening flights are the most expensive at $1,171.

What is a good deal for flights to Sydney?

Flights under $788 are considered a good deal. 25% of KAYAK users found round-trip flights to Sydney at or below these prices, with the lowest fares from:
•Orlando $546
•Phoenix Sky Harbor Intl Airport $743
•New York $754.

Key details for flights to Sydney

Low season

February

Cheapest flight

$346
Beat the crowds with an average 75% drop in travelers.
The most popular month to fly with an average 138% increase in travelers.
One-way flight from Chicago O'Hare Intl Airport to Sydney

When to book flights to Sydney

Are your dates flexible? Find out the best times to travel to Sydney based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your questions about flights to Sydney, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • How do I know if a flight to Sydney is a good deal?

    A good deal on a flight to Sydney is around $788 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

  • Which city has the cheapest flights to Sydney?

    Based on fares booked in the past 5 days, the cheapest flights to Sydney are from Washington, D.C., starting at $743 round-trip.

  • What is the difference between the most popular and the most frequent airline at Sydney?

    Air Canada operates the most flights from the United States to Sydney at 0 per week, and for this route Air Canada is also the airline most often selected by KAYAK users searching for flights from the United States to Sydney. The two are often different because flight volume reflects an airline's schedule, while popularity reflects traveler choice.

  • Which airlines should I consider for flights to Sydney?

Your guide to booking Sydney flights

From booking to airport arrival, find tips to help you plan your flight with more confidence.
  • For flights to Sydney, a good round-trip fare is around $788. If you find a fare below that, you're getting a strong deal.
  • If your travel dates are flexible, consider flying to Sydney in March. Round-trip fares historically average $794, making March the cheapest month to travel based on KAYAK data from the last 12 months.
  • Before you book:

    • Check the route's typical price range so you can spot a deal.
    • Confirm baggage fees and seat-selection costs on budget carriers.
    • Verify whether you need any travel documents beyond ID.
    • Pick a departure airport, since your nearest may not be the cheapest origin.
  • Shift your departure to noon to save up to $313 per round-trip. Noon flights to Sydney average $858 compared to $1,171 for afternoon flights.

Reviews of the top airline flying to Sydney

 
Need help choosing which airline to fly with to Sydney? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.
7.1
Air CanadaOverall score based on 11728 reviews
6.3Food
7.8Crew
6.8Entertainment
7.3Boarding
7.1Comfort
Airline reviews

The plane was very cramped and no room to move. Other passengers brought suitcases that didn't fit in the overhead bins. This made boarding and departing extremely slow.

8.0 ExcellentAnonymous, Aug 2026
Read more Air Canada reviews

The plane was very cramped and no room to move. Other passengers brought suitcases that didn't fit in the overhead bins. This made boarding and departing extremely slow.

everything was fine. but paying for 1 piece of check-in luggage and denying passengers to board with carry-on luggage which by air line's standards does not fit is not acceptable. when one travels for a longer time one needs to have some essentials

Old, noisy plane, bad coffee, delayed. Flight attendant was very nice.

No entertainment. Luckily I was the only person in that row. Small seating

Four hour delay, no communication and multiple reasons for delay. Rude counter person even though I had a business class ticket. Bad experience all around.

My flight was cancelled. The flight they booked me on was delayed over 2 hours with mechanical problems so I missed my connection and they ran out of hotel rooms, so I had to book and pay for it on my own. I also had to pay for food out of pocket. It was a terrible experience.

I really didn't flight from Toronto to Sydney Because my flight was cancelled for the snow But you guys help me lot and put me in the flight from Toronto to Halifax I give you at 10/10 because was really good Just I had to drive 4 hours to be home

Was surprised the plane was a turbo prop. These are much noisier than jet planes.

Plus; Easy check in. Organized and efficient crew. Minus; Legroom on plane. Wiped down armrests and tray table with a Clorox wipe and wipe showed more dirt than I thought was there.

I wanted to change the dates of my flight and was not able to do. Had to cancel it without getting any refund. Bad customer support and worst experience ever.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Cheticamp
Inverness

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