The cheapest times to fly from BOS to YQY are

  • January 1st to March 4th
  • August 27th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from BOS to YQY is early to mid September. Prices can be as high as $656 for Friday flights during mid December, or as low as $298 for Wednesday flights around early to mid September.


When to Fly to Sydney

Flying from Boston, MA (BOS) to Sydney (YQY) will usually cost between $338 to $526 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid September with an average ticket price of $319. Due to high demand the most expensive time to fly is mid December, with an average price of $552. Planning your trip to low-cost times can easily save you $233 on economy flights and even more on first-class flights. Generally, any price below $415 can be considered a good price for a round-trip BOS to YQY flight.

See below for a graph of average weekly prices for the BOS to YQY route. All prices are for round-trip tickets in USD.

BOS to YQY Flight Prices

Compared to other flights, the BOS to YQY flight is much cheaper than the average and costs much less than the average flight leaving from Boston. The average price per mile (for a direct flight) is $0.43, which is a bit above average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $48 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $384. Return trip prices are from the YQY to BOS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from BOS to YQY can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 4 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from BOS to YQY while comparing.

Destination alternative #1: Charlottetown Airport (YYG) in Charlottetown

  • 147 miles (237 km) away from YQY
  • Usually 12.05% less expensive than YQY
  • 1-layover flights available

See BOS to YYG flights


Flight Questions Answered

Still have questions about flying from BOS to YQY? We’ve got answers.

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Air Canada, Delta, United, WestJet, and potentially more during busy seasons.

How far away is it from Sydney Airport to Logan International Airport?

The distance between the two airports is roughly 602 miles or 969 kilometers.

How long does it take to fly from BOS to YQY?

The real-world flight time for a nonstop BOS to YQY flight is about 2 hour 4 minutes.

How many flights go between Boston, MA and Sydney?

It depends on the day of the week and the date, but a typical day might have around 58 available flights from BOS to YQY.


Airport Location Info


Departing Airport

Origination code BOS
Origination airport name Logan International Airport
City Boston, MA
Country the United States
Latitude 42.4
Longitude -71

Return Airport

Destination code YQY
Destination airport name Sydney Airport
City Sydney
Country Canada
Latitude 46.2
Longitude -60


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.