Auto insurance is obviously different depending on the type of coverage you buy, but since the national average expenditure for car insurance is $795 a year and PA's average is $820, it can easily be inferred that Pennsylvanians are likely to pay a bit more on average for just about any type of coverage.
To answer that question, airfare shopping engine CheapAir.com monitored fares for more than 4 million flights in 2013 over a booking period ranging from 320 days in advance to one day in advance. Its researchers found that fares for domestic flights were lowest 54 days in advance.
Besides not buying at least 14 days in advance, however, the next biggest mistake was usually to buy too early. On most airlines, flights open up for sale 331 days in advance. That is the earliest you can book a flight â about 11 months in advance.We found that for about four months from that time, domestic fares tended to stay pretty steady, and pretty high.t adds up to a database of 1.3 billion air fares â and a serious headache for those who were tasked with making sense of it! The simple answer is that in 2013 the best time to buy a domestic airline ticket was 54 days in advance, or 7 1/2 weeks on average.