Assuming that you mean LaGuardia Airport in Queens, New York and not LaGuardia, Spain, it takes one hour and nine minutes to drive to Newark, New Jersey.
To travel from Newark Penn Station to LaGuardia Airport, you can take a combination of NJ Transit and the NYC Airporter bus. From Newark Penn Station, take NJ Transit to Port Authority Bus Terminal in Manhattan. Then transfer to the NYC Airporter bus, which will take you directly to LaGuardia Airport.
Even in good traffic conditions this can take 30 minutes. At peak times this can take well over an hour.
About 9 miles...if by car around half an hour including traffic if you take I-278 W.
The shortest time is 10 hours and 52 minutes.
How long does it take to get to Vegas on a flight from Newark Nj
It is 1,641 miles. it would take roughly 27 hours.
MapQuest gives an estimated driving time of 18 hours and 12 minutes.
Google Maps estimates the driving time as 46 houa.
Google Maps estimates the driving time as 39 hours.
5 Hours
MapQuest gives the estimated driving time as 20 hours and 16 minutes.
It is 481 miles and an estimated 8 hours and 33 minutes according to goggle maps.