The best replacement for longan is lychee.

The best alternatives to longan are rated as following:
★★★★★  lychee
★  mata kucing
★  lanzones

Your alternative for longan is not listed? Suggest!
Speaking about longan, one probably shouldn't forget about jelly.

Other search terms related to longan and their ratings are:
★★★★★ jelly
★★★ almond beancurd
★★★ almond jelly
You have in mind a companion for longan and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of longan in all years. Click on graph for more.
longan
lychee
mata kucing