Please be aware that Jakarta has multiple airports and that these results are for all airports serving the city.
The best month to fly between Jakarta and Ho Chi Minh City is August and the most expensive month to fly is December. (Average prices, based on 574 datapoints.)
The best day to arrive at Jakarta is Friday and it would be best to avoid Thursday, as prices are on average 39.83% higher than on Friday. (Average prices, based on 558 datapoints.)