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Optus Discounts and Deals

Jia
Jia
Editor-in-Chief, ShopBack

Optus discount, promo, and cashback guide for Australian shoppers. SIM-only vs contract, mobile and home internet plans, SubHub bundles, EOFY and Black Friday windows, and how ShopBack Australia cashback layers on eligible new activations.

Optus is one of the three major Australian mobile carriers, covering SIM-only and contract mobile plans, NBN and 5G home internet, and streaming subscription bundles through Optus SubHub. ShopBack Australia cashback layers on top of Optus promotional plan pricing for eligible new activations, giving AU shoppers a second saving on the sign-up.

Sign up to Optus via ShopBack

New to ShopBack? ShopBack Australia is a cashback aggregator that returns a percentage of your spend at partner retailers, including Optus, when you click through via ShopBack before starting a new sign-up. Signup is free and takes about 30 seconds. Cashback on eligible Optus activations is credited to your ShopBack account after Optus confirms the new plan.

Join ShopBack Australia, it's free

What you save on

Eligible Optus cashback via ShopBack covers new plan activations across mobile (SIM-only, postpaid, prepaid), home internet on NBN and 5G, and bundled options for existing customers. Optus SubHub adds a streaming-subscription bundle layer, and Optus Sport is an add-on for football, rugby, and other live content. Existing customer changes and upgrades are typically excluded from cashback per live merchant terms.

When Optus runs plan discounts

  • EOFY (late June): tax-time buying, bonus data and waived first-month fees on selected plans
  • Black Friday (late November): sitewide plan promotions across mobile and home internet
  • Cyber Monday (the Monday after Black Friday): continuation of Black Friday for online sign-ups
  • Boxing Day (26 December): post-Christmas promo windows on plan sign-ups
  • Ongoing plan refreshes: Optus rotates offers on the mobile and home internet landing pages throughout the year

See today's Optus plan offers

How to save more on Optus (stacked)

  1. Choose SIM-only over a contract plan if you already own your handset
  2. Right-size the data allowance so you are not paying for gigabytes you do not use
  3. Bundle mobile with home internet if Optus is the household provider for both
  4. Time new sign-ups to EOFY, Black Friday, Cyber Monday, or Boxing Day promo windows
  5. Consider Optus SubHub if you subscribe to multiple streaming services and want a bundle discount
  6. Start the sign-up from ShopBack Australia so eligible new activations earn cashback

FAQ

Does Optus have promo codes? Optus runs plan promotions and sign-up offers on the Optus website, especially around EOFY, Black Friday, Cyber Monday, and Boxing Day. These sit on the plan landing pages rather than as generic coupons. Australian shoppers can also earn ShopBack cashback on eligible new activations by starting the click from the ShopBack Optus merchant page before signing up.

How do I get an Optus discount code that works? Any active Optus promotional pricing appears on the plan pages at optus.com.au. Third-party coupon aggregators often list expired offers. Layering ShopBack cashback on top of the promotional plan price is the fastest way to compound the saving for new sign-ups.

When does Optus run plan discounts? Optus refreshes plan offers throughout the year, with heavier promotional windows around EOFY at the end of June, Black Friday and Cyber Monday in late November, and Boxing Day on 26 December. Bonus data allocations, waived first-month fees, and bundled entertainment perks are the mechanics most often used.

How do I save on Optus? Compare SIM-only against contract plans, right-size the plan to actual data use, watch for EOFY and Black Friday windows, consider bundling mobile with home internet if Optus is the household provider, and start new sign-ups via ShopBack to earn cashback on eligible activations.

Is Optus SIM-only cheaper than an Optus contract plan? SIM-only plans do not include the cost of a handset spread over 24 or 36 months, so the monthly bill is lower than a comparable contract plan. Shoppers who already own their phone or plan to keep it for the next few years save the most on SIM-only. Contract plans make sense when the shopper wants a new phone as part of the deal.

What is Optus SubHub? Optus SubHub is a single-bill service that lets Optus customers add and manage supported subscriptions from one place. SubHub has typically applied 5% at 2 services and 10% at 3+ services. Supported services have included Netflix, Amazon Prime, Paramount+, Kayo, Binge, BritBox, Microsoft 365, YouTube Premium, Google One, GeForce Now, Hayu, DAZN, Spacetalk and Kindle Unlimited. Selected Optus mobile and internet plans have also included a $10 or $20 monthly SubHub credit, on top of the multi-service discount. Verify current mechanics on the Optus SubHub page.

Is Optus cheaper than Telstra and Vodafone in Australia? The cheapest plan varies by data allowance and inclusions at any given time. Optus, Telstra, and Vodafone Australia rotate promotional pricing on SIM-only and contract plans, and smaller providers such as TPG and Amaysim run on the same networks with different price points. Comparing plans by monthly cost per gigabyte at the time of purchase is the most useful test.

Does ShopBack work on Optus in Australia? Yes. Click through to Optus via the ShopBack Optus merchant page or the ShopBack app before starting a new sign-up. Eligible new activations that complete and hold through the tracking window earn cashback that credits to the ShopBack account. Live eligibility terms are on the ShopBack Optus merchant page.

Can I get cashback on an Optus plan sign-up? Yes, on eligible new activations that meet the terms shown on the ShopBack Optus merchant page at the time of the click. The reward is tied to the specific plan family. It credits after Optus confirms the new activation and the eligibility window closes.

Can I stack an Optus promotion with ShopBack cashback? Yes. Optus promotional pricing reduces the plan cost at sign-up. ShopBack cashback is a separate credit tied to the eligible new activation. Both apply to the same sign-up where the ShopBack tracking rules and Optus promotional terms are met.

Is ShopBack safe for an Optus sign-up? Yes. ShopBack routes the click through a standard affiliate link. The Optus sign-up, ID verification, payment, and plan activation all happen on optus.com.au under Optus's own terms. ShopBack never sees payment card details.

Does Optus have EOFY deals? Optus runs promotional pricing in the lead-up to end of financial year on 30 June, with bonus data and waived first-month fees among the recurring mechanics. Combining an EOFY plan offer with ShopBack cashback on the eligible new activation is a compounding save.

Which Optus products earn ShopBack cashback? Eligible Optus products for cashback typically include mobile plans, home internet plans, and NBN plans, subject to the terms shown on the ShopBack Optus merchant page. Existing customer changes and upgrades are often excluded. Check live eligibility before starting the sign-up.

How do Optus home internet plans compare on price? Optus offers NBN and 5G home internet plans across a range of monthly prices tied to speed tiers. Comparing typical evening speeds and any bundle discount for existing Optus mobile customers is more useful than comparing headline monthly cost alone. Current pricing is on the Optus home internet page.

How is ShopBack different from coupon or promo code sites? ShopBack is a cashback aggregator, not a coupon site. Cashback earned on eligible orders is credited as real, withdrawable cash to your ShopBack account after the merchant confirms the purchase. Coupon and promo code sites redistribute codes that are often expired, restricted, or subject to fine print that voids the saving at checkout. ShopBack cashback tracks through the affiliate relationship with the merchant, so it applies automatically to qualifying orders without a code.

Does Optus have coupon codes that actually work? Optus does publish promotional codes and sale prices, but codes often carry expiry windows, category exclusions, or single-use restrictions that reduce or void the saving at checkout. ShopBack cashback on Optus applies through the affiliate link without a code, so eligible orders earn cashback regardless of whether a promotional code is active or working that day.

How do I save on Optus without a promo code? Click through to Optus via the ShopBack Optus merchant page or the ShopBack browser extension before checkout. ShopBack tracks the order via the affiliate route and credits cashback on eligible categories, no code required. Cashback stacks on top of any Optus-issued sale price, member discount, or loyalty reward, so both savings layers apply to the same order.

Sources

Disclaimer

The information in this article is provided for general informational purposes only and does not constitute financial, legal, or purchase advice. Cashback rates, promotional offers, loyalty program tiers, membership prices, sale windows, and merchant policies change over time and may vary by region, product category, or account status. Always verify current rates, terms, and eligibility on the merchant's own site and on the relevant ShopBack merchant page before making a purchase. ShopBack is not affiliated with the merchants referenced in editorial context beyond an affiliate partnership where noted; brand mentions are for comparative or editorial reference only and do not imply endorsement by those merchants.