BoostSail promotion
Get 15% off all foot passenger fares using our discount code.
Interislander connects the Classic New Zealand Wine and Food Trail across the North and South Islands of New Zealand between Wellington and Picton. Cruise through the stunning Marlborough Sounds or head through Cook Strait in just over three hours to get to the doorstep of three wine regions and Wellington's lively wine and food hospitality.
Use discount code BOOSTSAIL1 when booking.
Booking Period: 15% discount offer is available on all new bookings made between 21 September 2026 and 14 December 2026 (both dates inclusive), for passenger travel on Interislander during the Travel Period (“Promotion”).
Travel Period: Offer applies for travel between the 21 September 2026 to 15 December 2026 (both dates inclusive).
Promotion Terms and Conditions: By booking a fare under this Promotion and using the Promotion’s promo code, you agree to these Promotion terms and conditions.
Travel Legs: All legs of your travel must be completed within the Travel Period. Journey legs that fall outside of the Travel Period will not be eligible for the discount.
Limited Availability: This Offer will only be available to a limited number of bookings. Get in early so you don’t miss out.
Promotion Code: To use this discount, you must enter the promo code “BOOSTSAIL1” at time of booking. The discount will not be applied if the booking has been completed without entry of this promo code.
Booking Method: Offer is available on bookings made online through the Interislander website www.interislander.co.nz only and is not available through any other method of booking.
Eligibility: This Offer applies to Adult fares only. Senior, student and child fares are excluded and must be booked as Adult fares to use this Offer.
Exclusions: This Offer is available on Interislander ticket prices for foot passengers and any extras including lounges. This Offer is not available for vehicles, vehicle passengers or any onboard purchases (including on-board food and beverage purchases) or any other services purchased on board Interislander ships.
Limitations: This Offer cannot be used in conjunction with any other promotional offer, discount, or travel benefit offered to you by Interislander. Only one promo code can be used per booking.
Fare Terms: Interislander’s standard fare terms and conditions apply. Please click link to view our fare terms and conditions
Conditions of Carriage: Interislander’s conditions of carriage apply to all passenger travel on our Interislander services. Please click link to view our conditions of carriage
Non-Transferable: This Offer is non-transferable and cannot be redeemed for cash.
Modification of Terms: Interislander reserves the right to modify, suspend or cancel this promotion at any time without prior notice.
Sailing Schedule changes: We do not guarantee our schedules, departure times or the duration of our journeys. These are all subject to change. They may be affected by things like weather conditions, adverse sea conditions, safety and operational requirements, crew shortages, orders of regulators and other events. It is important you take this into account when making your booking and considering any other travel plans or connections. Should a change happen, we will notify you of the change as soon as possible.