To save up to 26% on this flight, we recommend booking at least 21 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Des Moines to Trenton from $229 1-2 weeks out and tickets from $301 for flights departing within the next 72 hours.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Trenton. Flights to Trenton from Des Moines in August are about $235 on average during August, but can be found for as low as $62.
When flying from Des Moines to Trenton, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.