Users have found that booking a flight from Idaho Falls to Trenton at least 21 days early can save you up to 26% on average compared to booking a flight this week. If booking 21 days before your flight isn’t an option for you, users have found flights from Idaho Falls to Trenton for as little as $229 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $301 for flights departing within the next 3 days.
Our data shows that August tends to be the cheapest month to fly to Trenton from Idaho Falls. Users have commonly found prices around $235 for the month, but tickets can be as low as $62. Due to multiple factors, prepare for potentially higher prices in December.