Best mobile deals for international roaming Roaming pack $20 for 4GB365 day expiry 40+ destinations Standard plan $10 for 25GBPay $10/mth for the first 3 months ($25/mth thereafter)Use code FELIX10 $25.00/mthMin eligible plan cost $10/mth + $20/yr Roaming pack $20 for 10GB14-day expiry 10 destinations Standard plan $35 for 40GB40GB on first 3 recharges only, 20GB thereafterFirst recharge $12, $35/mth thereafter $35.00/mthMin eligible plan cost $12 for the first mth + $20/14-days Roaming pack $5/day for all regular plan inclusion 90+ destinations Standard plan $49 for 100GB50GB + 50GB bonus data $54.00/mthMin eligible plan cost $49/mth + $5/day Prepaid roaming Postpaid roaming The TLDR ProviderMin. roaming costGB/ expiryExpiryMin. SIM plan costMin. total costfelix mobile$20 4GB365-days$25/mth$45Belong$30 3GB15-days$29/mth$59amaysim$25 1GB365-days$10/week$35 Tangerine$35 5GB7-days$22/mth$57Kogan Mobile$10 1GB1-day$15/mth$25 Boost Mobile$20 1GB3-days$12/week$22 Optus prepaid$5 1GB1-day$12/week$17 Optus postpaid$5 5GB1-day$49/mth$54 Vodafone prepaid$5 200MB1-day$30/mth$35 Vodafone postpaid$5Min. 40GB1-day$49/mth$54Telstra prepaid$10 400MB3-days$12/week$22 Telstra postpaid$10 1GB1-day$62/mth$72 Woolworths Mobile$7 150MB1-day$25/mth$32 More$35 5GB7-days$24/mth$59 Postpaid plans to use overseas Prepaid plans to use overseas