Boise (BOI) to Sydney (SYD) flights from $1,223* with Air New Zealand

Search and book flights between Boise and Sydney by comparing our fares shown on this page. Plan your adventure today!

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From November 2026*, Air New Zealand will operate flights to and from Western Sydney International Airport, alongside our existing services at Sydney Kingsford Smith Airport.

*Subject to Government Approvals.

Find the best fares for flights from Boise (BOI) to Sydney (SYD)

Sep 2026
From$2,360*
Refreshed: 1 day ago
Per person, return/Economy
Oct 2026
From$1,273*
Refreshed: 5 hrs ago
Per person, return/Economy
Nov 2026
From$1,273*
Refreshed: 20 hrs ago
Per person, return/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $2.1K
cmp-daily-histogram-bars-legend-max-price-aria-label $11.9K
Displaying fares for September-2026
  • BOI–SYD, Sep 15, 2026 – Sep 23, 2026: From $11,882
    15

    Tue

    SEP

  • BOI–SYD, Sep 16, 2026 – Sep 28, 2026: From $2,360
    16

    Wed

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    17

    Thu

  • BOI–SYD, Sep 18, 2026 – Sep 25, 2026: From $3,485
    18

    Fri

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    19

    Sat

  • BOI–SYD, Sep 20, 2026 – Sep 23, 2026: From $2,460
    20

    Sun

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    21

    Mon

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    22

    Tue

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    23

    Wed

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    24

    Thu

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    25

    Fri

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    26

    Sat

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    27

    Sun

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    28

    Mon

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    29

    Tue

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    30

    Wed

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    01

    Thu

    OCT

  • BOI–SYD, Oct 02, 2026 – Oct 14, 2026: From $3,110
    02

    Fri

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    03

    Sat

  • BOI–SYD, Oct 04, 2026 – Oct 14, 2026: From $2,810
    04

    Sun

  • BOI–SYD, Oct 05, 2026 – Oct 14, 2026: From $2,810
    05

    Mon

  • BOI–SYD, Oct 06, 2026 – Oct 14, 2026: From $2,260
    06

    Tue

  • BOI–SYD, Oct 07, 2026 – Oct 14, 2026: From $2,410
    07

    Wed

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    08

    Thu

  • BOI–SYD, Oct 09, 2026 – Oct 21, 2026: From $2,860
    09

    Fri

  • BOI–SYD: cmp-view-offers-disclaimer. Check availability
    10

    Sat

  • BOI–SYD, Oct 11, 2026 – Oct 23, 2026: From $2,154
    11

    Sun

  • BOI–SYD, Oct 12, 2026 – Nov 04, 2026: From $2,054
    12

    Mon

  • BOI–SYD, Oct 13, 2026 – Nov 04, 2026: From $2,054
    13

    Tue

  • BOI–SYD, Oct 14, 2026 – Oct 30, 2026: From $2,504
    14

    Wed

    • Range$2,054-$11,882

    *Fares displayed have been available for flights searched within the last 24 hours and may not currently be available at time of booking. Flights may not be available at peak times or on all flights. Additional fees, including service/card payment fees may apply. Other terms and conditions may also apply.

    Compare & book Air NZ Boise (BOI) to Sydney (SYD) flights departing in the next 90 days

    $

    Boise (BOI)to

    Sydney (SYD)
    Oct 31, 2026 - Nov 18, 2026
    From
    $1,273
    Refreshed: 5 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Nov 14, 2026 - Nov 18, 2026
    From
    $1,273
    Refreshed: 20 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Oct 31, 2026 - Nov 11, 2026
    From
    $1,273
    Refreshed: 16 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Oct 30, 2026 - Nov 15, 2026
    From
    $1,323
    Refreshed: 1 day ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Oct 30, 2026 - Nov 11, 2026
    From
    $1,323
    Refreshed: 8 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Oct 30, 2026 - Nov 21, 2026
    From
    $1,373
    Refreshed: 5 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Nov 04, 2026 - Nov 11, 2026
    From
    $1,429
    Refreshed: 8 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Oct 19, 2026 - Oct 28, 2026
    From
    $1,479
    Refreshed: 5 hrs ago
    Per person, return
    Economy
    *Fares displayed have been available for flights searched within the last 24 hours and may not currently be available at time of booking. Flights may not be available at peak times or on all flights. Additional fees, including service/card payment fees may apply. Other terms and conditions may also apply.

    Explore flights to Sydney

    *Fares displayed are all inclusive round trip fares including all taxes, fees and other mandatory charges. For flights to or from Sydney, prices may be based on travel to or from SYD or WSI airports.