BOS

$99 Find Cheap Flights from Idaho to Boston - Compare and Save

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 9/2. 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, 0 bags

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Flight Deals

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, Sep 23 - Tue, Oct 6
Delta Logo
12:14 pm - 12:22 am
BOI
-
BOS
10h 08m
1 stop
Delta Logo
11:00 am - 6:33 pm
BOS
-
BOI
9h 33m
1 stop
$197Delta
Mon, Sep 21 - Tue, Oct 6
Delta Logo
11:35 pm - 9:42 am
BOI
-
BOS
8h 07m
1 stop
Delta Logo
5:40 am - 12:42 pm
BOS
-
BOI
9h 02m
1 stop
$211Delta
Thu, Aug 13 - Wed, Aug 19
Southwest Logo
12:20 pm - 12:25 am
GEG
-
BOS
9h 05m
1 stop
Southwest Logo
2:45 pm - 10:55 pm
BOS
-
GEG
11h 10m
2 stops
$251Southwest
Thu, Aug 13 - Wed, Aug 19
Southwest Logo
12:20 pm - 12:25 am
GEG
-
BOS
9h 05m
1 stop
Southwest Logo
2:45 pm - 10:55 pm
BOS
-
GEG
11h 10m
2 stops
$259Southwest
Tue, Oct 20 - Mon, Oct 26
American Airlines Logo
9:04 am - 11:14 pm
GEG
-
BOS
11h 10m
1 stop
American Airlines Logo
5:24 am - 11:35 am
BOS
-
GEG
9h 11m
1 stop
$263American Airlines
Wed, Oct 28 - Wed, Nov 4
American Airlines Logo
1:46 pm - 10:05 pm
JAC
-
BOS
6h 19m
1 stop
American Airlines Logo
5:32 am - 12:14 pm
BOS
-
JAC
8h 42m
1 stop
$393American Airlines
Sat, Sep 19 - Wed, Sep 23
United Airlines Logo
7:50 am - 5:41 pm
SUN
-
BOS
7h 51m
1 stop
United Airlines Logo
7:45 am - 1:48 pm
BOS
-
SUN
8h 03m
1 stop
$401United Airlines
Sat, Sep 19 - Wed, Sep 23
United Airlines Logo
7:50 am - 5:41 pm
SUN
-
BOS
7h 51m
1 stop
United Airlines Logo
11:00 am - 9:12 pm
BOS
-
SUN
12h 12m
2 stops
$406United Airlines
Wed, Sep 2 - Tue, Sep 8
Alaska Airlines Logo
3:57 pm - 6:09 am
IDA
-
BOS
12h 12m
1 stop
Alaska Airlines Logo
9:33 am - 1:24 pm
BOS
-
IDA
29h 51m
1 stop
$424Alaska Airlines
Thu, Sep 24 - Wed, Sep 30
Alaska Airlines Logo
3:57 pm - 6:09 am
IDA
-
BOS
12h 12m
1 stop
Alaska Airlines Logo
9:33 am - 1:24 pm
BOS
-
IDA
29h 51m
1 stop
$469Alaska Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$99
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly and prices are also 8% lower on average.
Flight from Boise 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
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Hampton
Warwick
Waltham
Wells
Everett
Middletown
Plymouth
Gloucester
Concord
Woburn
Brookline
Revere
York Beach
Burlington
South Portland
Braintree
West Yarmouth
Danvers
Somerville

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

Boston (BOS)