Cheap flights from Kentucky to New Hampshire from $56

The month of August is another great option to travel to New Hampshire, with average flight prices from Kentucky averaging around $347.

The cheapest day to depart on your flight to New Hampshire is on a Saturday when prices can be found for as low as $391. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around $1,075.

According to our data, the cheapest time of day to fly to New Hampshire is at noon. momondo users have found flights departing from Kentucky to New Hampshire at noon for as low as $398. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $661. Of course, these prices can vary depending on the time of year and what airport you fly to.

You are more likely to see cheaper flights to New Hampshire from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around $370 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from Kentucky for as low as $308 on momondo.

As of February 2026, there are 224 flights per week flying from Kentucky to New Hampshire. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

Flight times from Kentucky to New Hampshire vary, but if you’re flying out of Louisville and flying into Manchester, New Hampshire (one of the most popular routes), then the duration is 4h 08m on average. Another popular route from Kentucky to New Hampshire is flying from Lexington to Manchester, New Hampshire, which will take roughly 8h 18m. Keep in mind that layovers or delays could extend your travel time.