Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Peoria, Illinois (average of $318). Flying from Portland, Maine to Peoria, Illinois in October is currently the most expensive (average of $428). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$266 | Average$495 | FlexibilityNo cancel fee | On-time69% |