Flights from Boston to Sydney from USD2,638

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Discover Sydney: Australia’s harbour city

Fly to Sydney and step into one of the world’s most striking coastal cities. From outdoor adventures to contemporary dining, arts, and culture, the city pulses with energy and creativity at every corner. Stroll along Bondi, admire the Sydney Opera House, or wander through neighbourhoods filled with cafĂ©s, galleries, and street art. Whether you’re soaking up the relaxed coastal vibe or exploring its bustling districts, you’ll find endless moments to discover. Step straight into a city that’s impossible not to love.

Find Boston to Sydney Fares for Your Next Trip

Aug 2026
FromUSD2,638*
Last Seen 32 minutes ago
Flight Type Round Trip/Economy
Sep 2026
FromUSD2,639*
Last Seen 10 hours ago
Flight Type Round Trip/Economy
Oct 2026
FromUSD2,639*
Last Seen 10 hours ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD2.6K
cmp-daily-histogram-bars-legend-max-price-aria-label USD4.5K
Displaying fares for August-2026
  • BOS–SYD, 01 Aug 26 – 06 Aug 26: From USD4,362
    01

    Sa

    AUG

  • BOS–SYD, 02 Aug 26 – 07 Aug 26: From USD4,456
    02

    Su

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    03

    Mo

  • BOS–SYD, 04 Aug 26 – 11 Aug 26: From USD4,256
    04

    Tu

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    05

    We

  • BOS–SYD, 06 Aug 26 – 20 Aug 26: From USD4,138
    06

    Th

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    07

    Fr

  • BOS–SYD, 08 Aug 26 – 15 Aug 26: From USD3,435
    08

    Sa

  • BOS–SYD, 09 Aug 26 – 14 Aug 26: From USD3,816
    09

    Su

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    10

    Mo

  • BOS–SYD, 11 Aug 26 – 16 Aug 26: From USD3,856
    11

    Tu

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    12

    We

  • BOS–SYD, 13 Aug 26 – 20 Aug 26: From USD3,619
    13

    Th

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    14

    Fr

  • BOS–SYD, 15 Aug 26 – 29 Aug 26: From USD3,435
    15

    Sa

  • BOS–SYD, 16 Aug 26 – 30 Aug 26: From USD2,848
    16

    Su

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    17

    Mo

  • BOS–SYD, 18 Aug 26 – 23 Aug 26: From USD3,856
    18

    Tu

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    19

    We

  • BOS–SYD, 20 Aug 26 – 03 Sep 26: From USD3,449
    20

    Th

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    21

    Fr

  • BOS–SYD, 22 Aug 26 – 05 Sep 26: From USD2,888
    22

    Sa

  • BOS–SYD, 23 Aug 26 – 06 Sep 26: From USD2,848
    23

    Su

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    24

    Mo

  • BOS–SYD, 25 Aug 26 – 08 Sep 26: From USD3,269
    25

    Tu

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    26

    We

  • BOS–SYD, 27 Aug 26 – 10 Sep 26: From USD3,059
    27

    Th

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    28

    Fr

  • BOS–SYD, 29 Aug 26 – 12 Sep 26: From USD2,678
    29

    Sa

  • BOS–SYD, 30 Aug 26 – 13 Sep 26: From USD2,638
    30

    Su

  • BOS–SYD: cmp-view-offers-disclaimer. Find Offers
    31

    Mo

    • RangeUSD2,638-USD4,456

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.

    Plan Ahead with Flight Deals from Boston to Sydney

    Start your trip planning from Boston (BOS) to Sydney (SYD) early and book flights with Etihad to get the best fares. Guarantee great value while enjoying our renowned onboard service and a truly seamless travel experience.

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    Boston (BOS)to

    Sydney (SYD)
    30 Aug 26 - 13 Sep 26

    Round-trip

    Economy

    From
    USD2,638
    Last Seen 32 minutes ago

    Boston (BOS)to

    Sydney (SYD)
    08 Nov 26 - 15 Nov 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 18 hours ago

    Boston (BOS)to

    Sydney (SYD)
    20 Sep 26 - 27 Sep 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 10 hours ago

    Boston (BOS)to

    Sydney (SYD)
    25 Oct 26 - 08 Nov 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 10 hours ago

    Boston (BOS)to

    Sydney (SYD)
    01 Nov 26 - 08 Nov 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 10 hours ago

    Boston (BOS)to

    Sydney (SYD)
    20 Sep 26 - 04 Oct 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 10 hours ago

    Boston (BOS)to

    Sydney (SYD)
    18 Oct 26 - 01 Nov 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 10 hours ago

    Boston (BOS)to

    Sydney (SYD)
    01 Nov 26 - 15 Nov 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 10 hours ago

    Boston (BOS)to

    Sydney (SYD)
    08 Nov 26 - 22 Nov 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 18 hours ago

    Boston (BOS)to

    Sydney (SYD)
    18 Oct 26 - 25 Oct 26

    Round-trip

    Economy

    From
    USD2,639
    Last Seen 10 hours ago
    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.

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