What’s the cost of a flight from Trenton to Knoxville?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Trenton Mercer and Knoxville.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Planning flights between Trenton Mercer and Knoxville? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Trenton Mercer: Trenton Mercer is the only airport in this city.
• Airports in Knoxville: Only Knoxville - McGhee Tyson is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Compare flights from Trenton to Knoxville with advanced filters

Find your ideal flight using Jetcost. Select whether you want nonstop or connecting flights, round-trip or one-way, and filter by airline, price, or booking site.

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If you have a preferred time to leave or arrive, filters can help you show only the matching flights. You can also filter by your favorite airline and see only those deals.