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Cheap flights from Boston to Sydney, NS from C$ 542

BOS — YQY
9 Oct — 16 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Sydney

Thu 1/1010:40 a.m. -
1 stop4h 32m
Mon 5/105:20 p.m. -
1 stop5h 06m
Deal found 8/9C$ 945
Fri 16/1010:40 a.m. -
1 stop4h 58m
Mon 19/105:20 p.m. -
1 stop5h 06m
Deal found 6/9C$ 1,074
Mon 19/1010:40 a.m. -
1 stop4h 58m
Mon 26/105:45 a.m. -
1 stop5h 18m
Deal found 4/9C$ 1,102
Thu 1/1010:40 a.m. -
1 stop4h 32m
Sat 3/105:20 p.m. -
1 stop5h 06m
Deal found 5/9C$ 1,109

Find flight deals from Boston to Sydney

Round-trip from

C$ 945

One-way from

C$ 542
Air Canada
  • Air Canada
  • 1/10-5/10
  • 2 total stops
  • 9h 38m total
  • Boston to Sydney
Search Deals
Air Canada
  • Air Canada
  • 17/9-31/12
  • 1 total stop
  • 4h 27m total
  • Boston to Sydney
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Boston to Sydney that are best for you.

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

Thu 17/9

10:40 a.m.-4:07 p.m.

1 stop4h 27m

Sydney

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 542

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Fri 18/9

6:00 a.m.-4:07 p.m.

2 stops9h 07m

Sydney

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 626

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Thu 1/10

6:00 a.m.-4:12 p.m.

2 stops9h 12m

Sydney

Mon 5/10

5:20 p.m.-9:26 p.m.

1 stop5h 06m

C$ 956

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Fri 16/10

10:40 a.m.-4:38 p.m.

1 stop4h 58m

Sydney

Mon 19/10

5:20 p.m.-9:26 p.m.

1 stop5h 06m

C$ 1,074

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Mon 19/10

10:40 a.m.-4:38 p.m.

1 stop4h 58m

Sydney

Mon 26/10

5:45 a.m.-10:03 a.m.

1 stop5h 18m

C$ 1,102

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Thu 1/10

10:40 a.m.-4:12 p.m.

1 stop4h 32m

Sydney

Sat 3/10

5:20 p.m.-9:26 p.m.

1 stop5h 06m

C$ 1,109

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Thu 24/9

6:00 a.m.-4:07 p.m.

2 stops9h 07m

Sydney

Sun 27/9

5:05 a.m.-2:41 p.m.

2 stops10h 36m

C$ 1,221

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Thu 31/12

6:35 p.m.-12:26 a.m.

1 stop4h 51m

Sydney

Sun 3/1

5:45 a.m.-9:48 a.m.

1 stop5h 03m

C$ 1,273

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

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.
Estimated round-trip price

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 9h 12m. Air Canada provides one of the quickest options available for as low as C$ 956. 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.

See more FAQs

Travelling to a place near Sydney?

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

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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.

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Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Boston today and book when prices fit your budget.

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