Walmart has the HP DJ-3051A 3-in-1 Wireless Printer for just $39. And if you want something even cheaper than this you may like to take a look at HP DJ-1051 for just $19. The DJ-1051 does not come wit wireless connectivity support.
The drawback is – the ink. It is not a laserjet printer and if you plan to print a lot, the ink will become very expensive. If you plan to print a lot, you may like to look for laser printers. The laser printers may come a bit more expensive but the long term ink cost will be substantially smaller.
However, if you print only on rare occasions, HP DJ-3051A could be a great choice for you.