Cheap flights from Tennessee to Portsmouth, NH (PSM)
BNA — PSM
Nov 16 — Nov 231
1 adult, Economy
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Keep the following information in mind while searching for Tennessee to Portsmouth flight deals. Data was last updated October 17, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | February |
Cheapest in | May |
Average price | $222 |
Cheapflights Insights
Everything you need to know about your flight from Tennessee to Portsmouth
What is the cheapest month to book a flight from Tennessee to Portsmouth, New Hampshire?
Currently, March is the cheapest month in which you can book a flight from Tennessee to Portsmouth, New Hampshire (average of $42). Flying from Tennessee to Portsmouth, New Hampshire in January is currently the most expensive (average of $98). 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.
What is the cheapest time of day to fly from TN to PSM?
Find hourly flight availability from Tennessee to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 17, 2025.
One of the essential ways to save on airfare from Tennessee to Portsmouth, New Hampshire is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 76% on airfare.