Seattle (SEA) to Nukuʻalofa (TBU) flights from $1,636* with Air New Zealand

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

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Find the best fares for flights from Seattle (SEA) to Nukuʻalofa (TBU)

Aug 2026
From$1,836*
Refreshed: 12 hrs ago
Per person, return/Economy
Sep 2026
From$1,836*
Refreshed: 1 day ago
Per person, return/Economy
Oct 2026
From$1,761*
Refreshed: 17 hrs ago
Per person, return/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.8K
Displaying fares for August-2026
  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
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    AUG

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  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
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  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
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  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    06

    Thu

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
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    Fri

  • SEA–TBU, Aug 08, 2026 – Sep 02, 2026: From $1,886
    08

    Sat

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    09

    Sun

  • SEA–TBU, Aug 10, 2026 – Sep 02, 2026: From $2,097
    10

    Mon

  • SEA–TBU, Aug 11, 2026 – Sep 02, 2026: From $1,836
    11

    Tue

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    12

    Wed

  • SEA–TBU, Aug 13, 2026 – Sep 02, 2026: From $2,097
    13

    Thu

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    14

    Fri

  • SEA–TBU, Aug 15, 2026 – Sep 07, 2026: From $1,886
    15

    Sat

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    16

    Sun

  • SEA–TBU, Aug 17, 2026 – Sep 02, 2026: From $1,836
    17

    Mon

  • SEA–TBU, Aug 18, 2026 – Sep 07, 2026: From $1,836
    18

    Tue

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    19

    Wed

  • SEA–TBU, Aug 20, 2026 – Sep 07, 2026: From $1,836
    20

    Thu

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    21

    Fri

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    22

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  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    23

    Sun

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    24

    Mon

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    25

    Tue

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    26

    Wed

  • SEA–TBU, Aug 27, 2026 – Sep 07, 2026: From $1,836
    27

    Thu

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
    28

    Fri

  • SEA–TBU, Aug 29, 2026 – Sep 07, 2026: From $1,886
    29

    Sat

  • SEA–TBU: cmp-view-offers-disclaimer. Check availability
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    Sun

  • SEA–TBU, Aug 31, 2026 – Sep 07, 2026: From $1,836
    31

    Mon

    • Range$1,836-$2,097

    *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 Seattle (SEA) to Nukuʻalofa (TBU) flights departing in the next 90 days

    $

    Seattle (SEA)to

    Nukuʻalofa (TBU)
    Oct 19, 2026 - Oct 27, 2026
    From
    $1,761
    Refreshed: 17 hrs ago
    Per person, return
    Economy

    Seattle (SEA)to

    Nukuʻalofa (TBU)
    Oct 20, 2026 - Oct 27, 2026
    From
    $1,761
    Refreshed: 17 hrs ago
    Per person, return
    Economy

    Seattle (SEA)to

    Nukuʻalofa (TBU)
    Oct 22, 2026 - Oct 27, 2026
    From
    $1,761
    Refreshed: 17 hrs ago
    Per person, return
    Economy

    Seattle (SEA)to

    Nukuʻalofa (TBU)
    Oct 17, 2026 - Oct 27, 2026
    From
    $1,811
    Refreshed: 17 hrs ago
    Per person, return
    Economy

    Seattle (SEA)to

    Nukuʻalofa (TBU)
    Sep 01, 2026 - Sep 07, 2026
    From
    $1,836
    Refreshed: 1 day ago
    Per person, return
    Economy

    Seattle (SEA)to

    Nukuʻalofa (TBU)
    Aug 27, 2026 - Sep 07, 2026
    From
    $1,836
    Refreshed: 1 day ago
    Per person, return
    Economy

    Seattle (SEA)to

    Nukuʻalofa (TBU)
    Aug 20, 2026 - Sep 02, 2026
    From
    $1,836
    Refreshed: 15 hrs ago
    Per person, return
    Economy

    Seattle (SEA)to

    Nukuʻalofa (TBU)
    Aug 17, 2026 - Sep 02, 2026
    From
    $1,836
    Refreshed: 12 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 Nukuʻalofa

    *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.