BOS

$143 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 7/4. 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

Sat, Aug 22 - Wed, Aug 26
American Airlines Logo
2:58 pm - 11:58 pm
BOI
-
BOS
7h 00m
1 stop
American Airlines Logo
6:30 am - 1:24 pm
BOS
-
BOI
8h 54m
1 stop
$285American Airlines
Tue, Jul 14 - Wed, Jul 22
Delta Logo
12:20 pm - 12:14 am
BOI
-
BOS
9h 54m
1 stop
Delta Logo
7:53 am - 3:11 pm
BOS
-
BOI
9h 18m
1 stop
$299Delta
Tue, Oct 13 - Tue, Oct 20
Delta Logo
2:35 pm - 12:20 am
BOI
-
BOS
7h 45m
1 stop
Delta Logo
5:40 am - 12:42 pm
BOS
-
BOI
9h 02m
1 stop
$303Delta
Tue, Sep 1 - Wed, Sep 23
Southwest Logo
12:35 pm - 12:05 am
BOI
-
BOS
9h 30m
1 stop
Southwest Logo
3:20 pm - 11:10 pm
BOS
-
BOI
9h 50m
2 stops
$304Southwest
Tue, Oct 27 - Thu, Oct 29
Southwest Logo
8:10 am - 7:00 pm
BOI
-
BOS
8h 50m
1 stop
Southwest Logo
2:20 pm - 12:40 am
BOS
-
BOI
12h 20m
1 stop
$305Southwest
Mon, Jul 13 - Wed, Jul 22
Delta Logo
11:10 pm - 9:39 am
BOI
-
BOS
8h 29m
1 stop
Delta Logo
7:53 am - 3:11 pm
BOS
-
BOI
9h 18m
1 stop
$306Delta
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
6:30 am - 7:21 pm
BOI
-
BOS
10h 51m
1 stop
United Airlines Logo
6:00 am - 11:32 am
BOS
-
BOI
7h 32m
1 stop
$312United Airlines
Fri, Aug 28 - Tue, Sep 1
United Airlines Logo
1:37 pm - 11:54 pm
GEG
-
BOS
7h 17m
1 stop
United Airlines Logo
12:41 pm - 8:46 pm
BOS
-
GEG
11h 05m
2 stops
$342United Airlines
Thu, Sep 24 - Mon, Sep 28
Alaska Airlines Logo
10:28 am - 11:54 pm
SUN
-
BOS
11h 26m
1 stop
Alaska Airlines Logo
7:59 pm - 9:46 am
BOS
-
SUN
15h 47m
1 stop
$474Alaska Airlines
Fri, Sep 25 - Mon, Sep 28
Alaska Airlines Logo
10:28 am - 4:24 pm
SUN
-
BOS
27h 56m
1 stop
Alaska Airlines Logo
7:59 pm - 9:46 am
BOS
-
SUN
15h 47m
1 stop
$511Alaska Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$143
Best time to beat the crowds with an average 17% drop in price.
Most popular time to fly and prices are also 7% 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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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)