BOS

$100 Find Cheap Flights from Idaho to Boston

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Boston departing on 9/16. 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

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Cheap Flights from Idaho to Boston

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to Boston 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 to Boston

Wed, Aug 13 - Thu, Aug 21
Delta Logo
5:30 pm - 6:30 amGEG-BOS
10h 00m1 stop
Delta Logo
7:25 am - 12:41 pmBOS-GEG
8h 16m1 stop
$199Delta
Find Deal
Mon, Sep 22 - Mon, Sep 29
American Airlines Logo
12:35 pm - 11:42 pmGEG-BOS
8h 07m1 stop
American Airlines Logo
6:00 am - 12:44 pmBOS-GEG
9h 44m2 stops
$204American Airlines
Find Deal
Mon, Aug 11 - Tue, Aug 19
United Airlines Logo
6:25 pm - 6:01 amGEG-BOS
8h 36m1 stop
United Airlines Logo
6:10 am - 11:27 amBOS-GEG
8h 17m1 stop
$261United Airlines
Find Deal
Wed, Aug 13 - Tue, Aug 19
United Airlines Logo
6:25 pm - 8:11 amGEG-BOS
10h 46m2 stops
United Airlines Logo
6:10 am - 11:27 amBOS-GEG
8h 17m1 stop
$266United Airlines
Find Deal
Wed, Jul 9 - Fri, Aug 29
Alaska Airlines Logo
4:47 pm - 6:10 amGEG-BOS
10h 23m1 stop
Alaska Airlines Logo
7:45 am - 10:52 pmBOS-GEG
18h 07m1 stop
$268Alaska Airlines
Find Deal
Mon, Aug 11 - Wed, Aug 20
Alaska Airlines Logo
4:47 pm - 6:10 amGEG-BOS
10h 23m1 stop
Alaska Airlines Logo
7:20 am - 12:43 pmBOS-GEG
8h 23m1 stop
$279Alaska Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11
Southwest Logo
5:00 am - 3:50 pmBOI-BOS
8h 50m1 stop
Southwest Logo
6:45 am - 3:05 pmBOS-BOI
10h 20m1 stop
$306Southwest
Find Deal
Sat, Dec 6 - Thu, Dec 11
Southwest Logo
5:00 am - 4:05 pmBOI-BOS
9h 05m2 stops
Southwest Logo
6:45 am - 3:05 pmBOS-BOI
10h 20m1 stop
$311Southwest
Find Deal
Thu, Sep 11 - Sat, Sep 13
Spirit Airlines Logo
9:49 pm - 10:12 pmBOI-BOS
22h 23m2 stops
Spirit Airlines Logo
6:00 am - 8:44 pmBOS-BOI
16h 44m2 stops
$329Spirit Airlines
Find Deal
Thu, Sep 11 - Sat, Sep 13
Spirit Airlines Logo
9:49 pm - 10:12 pmBOI-BOS
22h 23m2 stops
Spirit Airlines Logo
6:00 am - 8:44 pmBOS-BOI
16h 44m2 stops
$330Spirit Airlines
Find Deal
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Good to know

Low seasonFebruary
High seasonOctober
Cheapest flight$100
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Spokane to Boston

FAQs for booking flights from Idaho to Boston

  • How does KAYAK find such low prices on flights from Idaho to Boston?

    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 to Boston.

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

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

    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 Boston with an airline and back to Idaho with another airline.

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

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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Everett
Burlington
West Warwick
Marblehead
Barnstable
Winthrop

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

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