reordercap lets you reorder a capture file according to the packets timestamp. For more information on reordercap consult your local manual page (man reordercap) or the online version.

Help information available from reordercap. 

Reordercap (Wireshark) 3.5.0 (v3.5.0rc0-461-g969c1c0271bf)
Reorder timestamps of input file frames into output file.
See https://www.wireshark.org for more information.

Usage: reordercap [options] <infile> <outfile>

Options:
  -n        don't write to output file if the input file is ordered.
  -h        display this help and exit.
  -v        print version information and exit.