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 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

Fri, Oct 16 - Sat, Oct 24
Delta Logo
2:35 pm - 12:20 am
BOI
-
BOS
7h 45m
1 stop
Delta Logo
7:05 am - 3:30 pm
BOS
-
BOI
10h 25m
1 stop
$285Delta
Fri, Aug 14 - Sun, Aug 23
Delta Logo
11:10 pm - 9:39 am
BOI
-
BOS
8h 29m
1 stop
Delta Logo
5:51 am - 1:42 pm
BOS
-
BOI
9h 51m
1 stop
$290Delta
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
$305Southwest
Fri, Aug 21 - Tue, Aug 25
United Airlines Logo
1:37 pm - 11:54 pm
GEG
-
BOS
7h 17m
1 stop
United Airlines Logo
9:20 am - 6:51 pm
BOS
-
GEG
12h 31m
1 stop
$314United Airlines
Mon, Oct 5 - Sat, Oct 10
Alaska Airlines Logo
6:01 pm - 7:29 am
BOI
-
BOS
11h 28m
1 stop
Alaska Airlines Logo
4:55 pm - 11:58 pm
BOS
-
BOI
9h 03m
1 stop
$315Alaska Airlines
Sun, Aug 16 - Sat, Aug 29
Southwest Logo
7:00 am - 12:25 am
BOI
-
BOS
15h 25m
1 stop
Southwest Logo
5:40 am - 10:55 am
BOS
-
BOI
7h 15m
1 stop
$317Southwest
Fri, Aug 21 - Tue, Aug 25
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
$320United Airlines
Wed, Sep 23 - Mon, Sep 28
American Airlines Logo
6:00 am - 7:52 pm
GEG
-
BOS
10h 52m
1 stop
American Airlines Logo
6:00 am - 1:19 pm
BOS
-
GEG
10h 19m
1 stop
$331American Airlines
Thu, Aug 27 - Tue, Sep 1
American Airlines Logo
5:40 am - 7:42 pm
GEG
-
BOS
11h 02m
1 stop
American Airlines Logo
6:59 am - 1:37 pm
BOS
-
GEG
9h 38m
1 stop
$333American Airlines
Thu, Aug 27 - Thu, Sep 3
Alaska Airlines Logo
10:21 am - 2:28 pm
SUN
-
BOS
26h 07m
1 stop
Alaska Airlines Logo
7:59 pm - 9:39 am
BOS
-
SUN
15h 40m
1 stop
$536Alaska Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$143
Best time to beat the crowds with an average 18% 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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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)