How long is the flight from Boston to Sydney, Nova Scotia?

A quick flight from Boston to Sydney, Nova Scotia can take about 4h 40m. Air Canada provides one of the quickest options available for as low as C$ 854. There are 967 km between Boston and Sydney, Nova Scotia.

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.

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).

What is the cheapest time of day to fly from BOS to YQY?

When flying from Boston to Sydney, Nova Scotia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Boston to Sydney that include hotel bookings?

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

How can I find direct flights from Boston to Sydney?

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

Can I find deals for business class flights from Boston to Sydney?

Yes. Cheapflights offers flight deals from Boston 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.

C$ 854+ Cheap Flights from Boston to Sydney, NS

Cheap flight deals from Boston to Sydney

Enter your travel dates to find the best prices.

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Cheapest flights from Boston to Sydney
Explore the most affordable flight options available from Boston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Sat 5/126:35 p.m. -

1 stop4h 40m

Sat 12/125:55 a.m. -

1 stop4h 53m

Deal found 21/10C$ 854

Fri 11/126:35 p.m. -

1 stop4h 40m

Sun 13/125:55 a.m. -

1 stop4h 53m

Deal found 20/10C$ 1,025

Fri 4/126:35 p.m. -

1 stop4h 40m

Fri 11/125:55 a.m. -

1 stop4h 53m

Deal found 20/10C$ 1,067

Thu 19/119:35 a.m. -

2 stops13h 51m

Thu 26/116:00 a.m. -

1 stop4h 48m

Deal found 20/10C$ 1,099

Find flight deals from Boston to Sydney

Round-trip from	C$ 854

Air Canada
5/12-12/12
2 total stops
9h 33m total
Boston to Sydney

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Sat 5/12

6:35 p.m.-12:15 a.m.

1 stop4h 40m

Sydney

Sat 12/12

5:55 a.m.-9:48 a.m.

1 stop4h 53m

C$ 854

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Fri 11/12

6:35 p.m.-12:15 a.m.

1 stop4h 40m

Sydney

Sun 13/12

5:55 a.m.-9:48 a.m.

1 stop4h 53m

C$ 1,025

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Fri 4/12

6:35 p.m.-12:15 a.m.

1 stop4h 40m

Sydney

Fri 11/12

5:55 a.m.-5:58 p.m.

2 stops13h 03m

C$ 1,078

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Thu 19/11

9:35 a.m.-12:26 a.m.

2 stops13h 51m

Sydney

Thu 26/11

6:00 a.m.-9:48 a.m.

1 stop4h 48m

C$ 1,099

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Tue 30/3

6:35 p.m.-12:25 a.m.

1 stop4h 50m

Sydney

Wed 31/3

5:45 a.m.-10:02 a.m.

1 stop5h 17m

C$ 1,265

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/10

Sorted by cheapest first

Best time to book a flight from Boston to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Boston with our price prediction graph.

BOS-YQY

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.

Related info for your journey

How long is the flight from Boston to Sydney, Nova Scotia?
A quick flight from Boston to Sydney, Nova Scotia can take about 4h 40m. Air Canada provides one of the quickest options available for as low as C$ 854. There are 967 km between Boston and Sydney, Nova Scotia.
Can I find deals for flights from Boston to Sydney that include hotel bookings?
Yes. In addition to deals on Boston to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Sydney.
Can I find deals for business class flights from Boston to Sydney?
Yes. Cheapflights offers flight deals from Boston 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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When you search for this flight from Boston to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Boston to Sydney.

Can Cheapflights find flights from Boston to Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Boston to Sydney flexibly with Cheapflights today.

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

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Cheap flights from Boston to Sydney, NS from C$ 854

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Boston to Sydney

Cheapest flights from Boston to SydneyExplore the most affordable flight options available from Boston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Explore the most affordable flight options available from Boston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Best flights from Boston to SydneyDiscover carefully curated flight deals from Boston to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Discover carefully curated flight deals from Boston to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Last-minute flights from Boston to SydneyDiscover last-minute flight deals from Boston to Sydney. Data last updated 23 October 2026 and is based on user searches.

Discover last-minute flight deals from Boston to Sydney. Data last updated 23 October 2026 and is based on user searches.

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Best time to book a flight from Boston to Sydney

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Related info for your journey

How long is the flight from Boston to Sydney, Nova Scotia?

Can I find deals for flights from Boston to Sydney that include hotel bookings?

How can I find direct flights from Boston to Sydney?

Can I find deals for business class flights from Boston to Sydney?

Travelling to a place near Sydney?

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Alternative routes for Boston to Sydney

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Complete your trip

Complete your trip to Sydney by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Nova Scotia

Book a non-stop flight to one of these other cities located in Nova Scotia.

Search flights from Boston to Sydney by cabin class

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Boston and Sydney flights

Browse other Boston and Sydney flight options. Last updated on 23 October 2026.

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How does Cheapflights help users find flights from Boston to Sydney?

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Can Cheapflights find flights from Boston to Sydney with no change fees?

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

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Cheapest flights from Boston to Sydney
Explore the most affordable flight options available from Boston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Best flights from Boston to Sydney
Discover carefully curated flight deals from Boston to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Last-minute flights from Boston to Sydney
Discover last-minute flight deals from Boston to Sydney. Data last updated 23 October 2026 and is based on user searches.