The cheapest place to park overnight would be off-airport parking. While on-airport parking costs between $19-$25/day, you can leave your car overnight for as little as $9/day when you use an off-site lot such as Park N’ Go. You can easily take one of the free shuttles to Minneapolis Airport. To find the best parking lot, you can look for the available lots during your travel dates. You can filter through them by ratings, price, or even by distance from the airport. If you’re hoping to park your car for an extended time, you can also look at which parking lots offer MSP long term parking discounts.