$217 Find Cheap Flights from Idaho Falls to New Hampshire

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Idaho Falls to New Hampshire departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to New Hampshire

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Idaho Falls to New Hampshire, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Idaho Falls to New Hampshire, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Idaho Falls to New Hampshire

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Boston
Boston1 stop$421
Lebanon
Lebanon2 stops$1,293
Portland
Portland2 stops$594
Boston
Boston1 stop$421
Lebanon
Lebanon2 stops$1,293
Portland
Portland2 stops$594

Book Cheap Idaho Falls to New Hampshire Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho Falls to New Hampshire that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Idaho Falls to New Hampshire

Wed, Oct 29 - Sun, Nov 2
Delta Logo
6:53 pm - 6:40 amIDA-BOS
9h 47m1 stop
Delta Logo
5:15 am - 11:33 amBOS-IDA
8h 18m1 stop
$421Delta
Find Deal
Sat, Nov 1 - Tue, Nov 4
Alaska Airlines Logo
6:05 am - 12:20 amIDA-BOS
16h 15m1 stop
Alaska Airlines Logo
7:00 am - 11:59 pmBOS-IDA
18h 59m1 stop
$422Alaska Airlines
Find Deal
Tue, Mar 10 - Wed, Mar 11
Delta Logo
6:45 pm - 6:13 amIDA-BOS
9h 28m1 stop
Delta Logo
12:55 pm - 10:21 pmBOS-IDA
11h 26m2 stops
$426Delta
Find Deal
Mon, Oct 27 - Wed, Nov 5
Delta Logo
6:53 pm - 6:40 amIDA-BOS
9h 47m1 stop
Delta Logo
10:25 am - 6:13 pmBOS-IDA
9h 48m1 stop
$431Delta
Find Deal
Sat, Nov 15 - Sun, Nov 16
American Airlines Logo
7:10 am - 10:53 pmIDA-BOS
13h 43m2 stops
American Airlines Logo
5:30 am - 1:27 pmBOS-IDA
9h 57m1 stop
$441American Airlines
Find Deal
Mon, Oct 27 - Sat, Nov 1
United Airlines Logo
4:15 pm - 5:56 amIDA-BOS
11h 41m1 stop
United Airlines Logo
7:25 am - 10:48 amBOS-IDA
29h 23m1 stop
$493United Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
United Airlines Logo
8:30 am - 11:39 pmIDA-BOS
13h 09m1 stop
United Airlines Logo
5:30 am - 3:16 pmBOS-IDA
11h 46m2 stops
$512United Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
American Airlines Logo
12:41 pm - 9:03 pmIDA-BOS
6h 22m1 stop
American Airlines Logo
6:57 am - 12:25 pmBOS-IDA
7h 28m1 stop
$581American Airlines
Find Deal
Fri, Oct 31 - Sun, Nov 2
Multiple Airlines Logo
9:57 am - 10:41 amIDA-BOS
22h 44m2 stops
Multiple Airlines Logo
10:25 am - 8:23 pmBOS-IDA
11h 58m2 stops
$584Multiple Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 4
Multiple Airlines Logo
3:57 pm - 1:44 pmIDA-LEB
19h 47m2 stops
Multiple Airlines Logo
7:08 am - 10:38 pmLEB-IDA
17h 30m2 stops
$1,293Multiple Airlines
Find Deal
Booking Insights

KAYAK's insights & trends for Idaho Falls to New Hampshire flights

Get data-powered insights and trends into flights from Idaho Falls to New Hampshire to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Idaho Falls to New Hampshire?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Idaho Falls to New Hampshire, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Idaho Falls to New Hampshire is March, when tickets cost $444 (return) on average. On the other hand, the most expensive months are February and June, when the average cost of round-trip tickets is $1,307 and $1,035 respectively.

What’s the cheapest day of the week to fly from Idaho Falls to New Hampshire?

The average price of all round-trip flights from Idaho Falls to New Hampshire clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to New Hampshire on a Sunday, as we generally find the cheapest rates on that day for this route. On the other hand, Thursday is the most expensive day to fly from Idaho Falls to New Hampshire. For your return ticket, we recommend flying on a Tuesday and avoiding Wednesdays for the best deals.

Good to know

Low seasonJanuary
Cheapest flight$217
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly and prices are also 16% lower on average.
Flight from Idaho Falls to Boston

FAQs - booking New Hampshire flights

  • How does KAYAK find such low prices on flights from Idaho Falls to New Hampshire?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho Falls to New Hampshire.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho Falls to New Hampshire?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Idaho Falls to New Hampshire is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho Falls to New Hampshire?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Idaho Falls to New Hampshire with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho Falls to New Hampshire?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Idaho Falls to New Hampshire up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to New Hampshire?

    The cheapest time of day to fly to New Hampshire is generally at night, when round-trip flights cost $562 on average. Morning departures are around 56% more expensive than evening flights, on average. The most expensive time of day to fly to New Hampshire is generally in the morning, which is peak travel time and where the average cost of a ticket is $930.

Everything you need to know for your flight from Idaho Falls to New Hampshire

Information on your arrival and departure airports

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