Flight Schedules

Last Updated: Sun, 2 Mar, 2025

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  • 00:30 BOS
    20:50 SYD
    28Hrs, 20m 1 Stop (HKG)
  • BOSBoston Logan International Airport 00:30 - SYD 20:50 28h 20m 1 Stop (HKG) Hong Kong
  • BOSBoston Logan International Airport 00:30
    HKGHong Kong International Airport 08:45
  • HKGHong Kong International Airport 05:10
    SYDSydney Kingsford Smith Airport 20:50
  • 28h 20m (3h 35m)
  • 1 Stop HKG · Hong Kong 3h 35m
  • Cathay Pacific (CX 811)Airbus A351
    Cathay Pacific (CX 139)Airbus A351
  • Cathay Pacific (CX 811)
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What’s the most popular airline flying from Boston to Sydney?

The most popular airline flying from Boston to Sydney is Cathay Pacific. Find the latest flight deals on Wego.

How far is Sydney from Boston?

The flight distance between Boston and Sydney is 16240km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 00:30. The last flight of the day departs at 00:30. See the full list of flight times on Wego.