A recent fuel surcharge hike of up to 38 per cent announced by the government has sent airfares rocketing, disrupting travel plans and fuelling backlash online.    JAKARTA:  A fuel surcharge hike of up to 38 per cent has sent domestic airfares in Indonesia soaring, with passengers lamenting that prices have shot up by as much as 50 per cent. This is well above a price hike of 9 per cent to 13 per cent envisaged by the government, with analysts attributing the difference partly due to a delay in