Jetstar is having it's fare frenzy again from 4pm today.
The email only shows one example deal:
Gold Coast > Fiji (Nadi) $149 one way, no baggage (2 Feb - 22 Mar 2016)
Also: "Fiji, Phuket, Bali, Singapore and more amazing destinations on sale"
Deals available until 8pm AEDT or until seats sold out. ALL ONE WAY. All 2016
Melbourne > Wellington $119 (2 Feb - 17 March)
Adelaide > Bali $139 (19 Feb - 22 March)
Melbourne > Singapore $169 (1 Feb - 22 March)
Syd > Fiji $179 (1 Feb - 21 March)
Syd - Phuket $199 (27 Jan - 21 March)
Melbourne > Fiji $216 (2 Feb - 22 March)
Melbourne > Ho Chi Min City $219 (16 Feb - 22 March)
Brisbane > Honolulu $259 (26 Jan - 21 March)
If fare is from different capital you could consider combining with their domestic sale also running currently, deal here
Can't see the Gold Coast - Fiji for $149 anywhere :(