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

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 New Hampshire to Idaho Falls.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Idaho Falls from 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 New Hampshire to Idaho Falls?

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 to Idaho Falls with an airline and back to New Hampshire with another airline.

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

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 to Idaho Falls from New Hampshire up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$190 CHEAP FLIGHTS from New Hampshire to Idaho Falls

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from New Hampshire to Idaho Falls

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

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

Tue, Oct 27 - Sat, Oct 31

6:40 pm - 3:20 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

22h 40m1 stop Seattle/Tacoma Intl

6:09 am - 11:59 pmIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

15h 50m1 stop Seattle/Tacoma Intl

$379Alaska Airlines

Wed, Nov 4 - Sun, Nov 8

4:15 pm - 10:10 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

7h 55m1 stop Salt Lake City

6:56 pm - 6:25 amIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

9h 29m1 stop Salt Lake City

$379Delta

Tue, Nov 10 - Mon, Dec 7

6:00 am - 1:05 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

9h 05m1 stop Dallas/Fort Worth

1:35 pm - 11:58 pmIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

8h 23m1 stop Dallas/Fort Worth

$379American Airlines

Sat, Oct 31 - Wed, Nov 4

6:20 am - 1:09 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

8h 49m1 stop Dallas/Fort Worth

1:35 pm - 11:58 pmIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

8h 23m1 stop Dallas/Fort Worth

$379American Airlines

Wed, Nov 4 - Sun, Nov 8

4:15 pm - 10:10 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

7h 55m1 stop Salt Lake City

6:56 pm - 11:10 amIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

14h 14m2 stops Salt Lake City New York John F Kennedy Intl

$384Delta

Wed, Nov 4 - Sun, Nov 8

10:15 am - 10:10 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

13h 55m2 stops Atlanta Hartsfield-Jackson Salt Lake City

6:56 pm - 11:10 amIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

14h 14m2 stops Salt Lake City New York John F Kennedy Intl

$389Delta

Sat, Nov 7 - Wed, Dec 9

7:13 am - 3:18 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

10h 05m1 stop Seattle/Tacoma Intl

6:15 am - 4:46 pmIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

8h 31m1 stop Seattle/Tacoma Intl

$405Alaska Airlines

Sat, Nov 7 - Tue, Dec 8

7:13 am - 3:18 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

10h 05m1 stop Seattle/Tacoma Intl

6:15 am - 4:46 pmIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

8h 31m1 stop Seattle/Tacoma Intl

$405Alaska Airlines

Fri, Jan 8 - Tue, Jan 12

3:00 pm - 9:08 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

8h 08m1 stop Denver Intl

2:35 pm - 11:55 pmIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

7h 20m1 stop Denver Intl

$489United Airlines

Fri, Jan 8 - Tue, Jan 12

9:30 am - 9:08 pmBOS Boston Logan Intl-IDA Idaho Falls Fanning Field

13h 38m2 stops Washington, D.C. Dulles Intl Denver Intl

2:35 pm - 11:55 pmIDA Idaho Falls Fanning Field-BOS Boston Logan Intl

7h 20m1 stop Denver Intl

$494United Airlines

Useful Info

Low season	March
High season	July
Cheapest flight	$190

Best time to beat the crowds but there is an average 10% increase in price.

Most popular time to fly with an average 1% increase in price.

Flight from Boston to Idaho Falls

How does KAYAK find such low prices on flights from New Hampshire to Idaho Falls?
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 New Hampshire to Idaho Falls.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from New Hampshire to Idaho Falls?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Idaho Falls from 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 New Hampshire to Idaho Falls?
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 to Idaho Falls with an airline and back to New Hampshire with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from New Hampshire to Idaho Falls?
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 to Idaho Falls from New Hampshire up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.