Although adult Bed Bugs do have the vestiges of wings that are called wing pads, these do not fully develop into working wings so the bugs can't fly but this doesn't stop them from traveling great distances to get into your home.
Many household pest species have wings and can fly. You rarely see them do so because it draws attention, and everything is within crawling distance. If you ever see a household bug flying, it's not a bed bug, but something else. Below is our explanation of why bed bugs don't […]
Insects such as those that are hemimetabolic have wings that start out as buds, which are found underneath the exoskeleton, and do not become exposed until the last instar of the nymph.  The first indication of the wing buds is of a thickening of the hypodermis, which can be observed in insect species as early the embryo, and in the
Adult bedbugs and silverfish are two insects that do not have wings. There are over one million species of insects found throughout the world and there are many more to still be discovered.
All of the above are bugs that look like bed bugs, but most of these bugs don't bite. If you have clear evidence of repeated bite marks, you might be able to eliminate the others and focus on the flea. Fleas are most commonly found on animals, but are not picky about their hosts and will feed on humans too.
Bed bug infestations are primarily the result of two species of insects from genus Cimex: Cimex lectularius (the common bed bug) and Cimex hemipterus. These insects feed exclusively on blood and may survive a year without eating. Adult Cimex are light brown to reddish-brown, flat, oval, and have no hind wings.