Therefore, a person should look for the cheapest MPH programs. Generally, the cheapest MPH degrees are online degrees. The price between a brick-and-mortar program versus an online program usually differs slightly since students don’t use the facility to attend school. Additionally, a person is looking into the cheapest MPH online, he or she should look into regional public universities. Typically, public universities tend to be a cheaper, and the regional campuses aren’t as expensive as the main campuses.