Cheap flights from Chicago O'Hare Intl Airport to New Hampshire from $88

The month of September is another great option to travel to New Hampshire, with average flight prices from Chicago O'Hare Intl Airport averaging around $105.

The cheapest day to depart on your flight to New Hampshire is on a Wednesday when prices can be found for as low as $238. 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 Monday, with ticket prices averaging around $308.

According to our data, the cheapest time of day to fly to New Hampshire is in the evening. momondo users have found flights departing from Chicago O'Hare Intl Airport to New Hampshire in the evening for as low as $215. 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 $298. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Chicago O'Hare Intl to Manchester for the best Chicago O'Hare Intl - New Hampshire flight prices

You are more likely to see cheaper flights to New Hampshire from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around $238 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from Chicago O'Hare Intl Airport for as low as $203 on momondo.

The number of flights available between Chicago O'Hare Intl Airport and New Hampshire is 33 per day as of May 2026. The most frequent departure time is 1:00PM, with 42% of daily flights leaving in the afternoon.

As of May 2026, 234 flights take off from Chicago O'Hare Intl Airport and land in New Hampshire each week. The most common flight departure day for this route is Tue, with 33% of weekly flights taking off on this day.