BOS

$154 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 8/25. 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

Thu, Aug 6 - Thu, Aug 13
American Airlines Logo
12:12 pm - 10:06 pm
BOI
-
BOS
7h 54m
1 stop
American Airlines Logo
6:14 am - 2:29 pm
BOS
-
BOI
10h 15m
1 stop
$307American Airlines
Sat, Aug 8 - Wed, Aug 12
Southwest Logo
1:50 pm - 12:25 am
BOI
-
BOS
8h 35m
1 stop
Southwest Logo
2:10 pm - 11:10 pm
BOS
-
BOI
11h 00m
2 stops
$312Southwest
Wed, Sep 9 - Mon, Sep 14
Delta Logo
1:06 pm - 11:53 pm
BOI
-
BOS
8h 47m
1 stop
Delta Logo
11:39 am - 6:39 pm
BOS
-
BOI
9h 00m
1 stop
$313Delta
Tue, Nov 17 - Thu, Nov 19
Southwest Logo
8:20 am - 7:40 pm
BOI
-
BOS
9h 20m
1 stop
Southwest Logo
5:00 am - 11:00 am
BOS
-
BOI
8h 00m
1 stop
$315Southwest
Wed, Sep 30 - Mon, Oct 5
Delta Logo
12:14 pm - 12:34 am
BOI
-
BOS
10h 20m
1 stop
Delta Logo
7:45 am - 5:19 pm
BOS
-
BOI
11h 34m
1 stop
$320Delta
Tue, Oct 13 - Tue, Oct 20
Delta Logo
10:34 am - 11:58 pm
BOI
-
BOS
11h 24m
1 stop
Delta Logo
6:15 am - 2:56 pm
BOS
-
BOI
10h 41m
1 stop
$321Delta
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
5:00 am - 7:20 pm
GEG
-
BOS
11h 20m
2 stops
United Airlines Logo
6:00 am - 12:47 pm
BOS
-
GEG
9h 47m
2 stops
$347United Airlines
Sat, Dec 5 - Tue, Dec 8
Alaska Airlines Logo
6:15 am - 4:46 pm
IDA
-
BOS
8h 31m
1 stop
Alaska Airlines Logo
7:08 am - 3:29 pm
BOS
-
IDA
10h 21m
1 stop
$419Alaska Airlines
Wed, Sep 9 - Sun, Sep 13
United Airlines Logo
8:00 am - 7:10 pm
SUN
-
BOS
9h 10m
1 stop
United Airlines Logo
9:33 am - 7:27 pm
BOS
-
SUN
11h 54m
2 stops
$442United Airlines
Mon, Oct 5 - Tue, Oct 6
Alaska Airlines Logo
11:53 am - 3:55 pm
SUN
-
BOS
26h 02m
1 stop
Alaska Airlines Logo
6:37 pm - 11:11 am
BOS
-
SUN
18h 34m
1 stop
$521Alaska Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$154
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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South Portland
York Beach
Burlington
West Yarmouth
Braintree
Danvers
Somerville

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

Boston (BOS)