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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$117 CHEAP FLIGHTS from Idaho to Boston

BOS

KAYAK searches hundreds of travel sites at once for deals on flights to Boston

...and more

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41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$257

Typical prices: $372-$796

American Airlines

Wed 3/4Wed 3/18

BOI - BOS • 1 stop

Cheapest one-way

$117

Typical prices: $134-$380

Frontier

Thu 2/26

BOI - BOS • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Boston!

Flight Deals

Cheap Flights from Idaho to Boston

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Idaho to Boston

Wed, Mar 4 - Wed, Mar 18

1:30 pm - 11:59 pm

BOI

BOS

8h 29m

1 stop

6:30 am - 1:00 pm

BOS

BOI

8h 30m

1 stop

$257American Airlines

Tue, Mar 17 - Tue, Mar 24

10:40 pm - 10:04 am

GEG

BOS

8h 24m

1 stop

11:15 am - 7:05 pm

BOS

GEG

10h 50m

1 stop

$257Delta

Wed, Feb 18 - Wed, Feb 25

5:00 am - 3:35 pm

GEG

BOS

7h 35m

1 stop

6:00 am - 3:16 pm

BOS

GEG

12h 16m

2 stops

$262United Airlines

Tue, Mar 10 - Tue, Mar 24

6:00 am - 6:41 pm

GEG

BOS

9h 41m

2 stops

10:30 am - 5:51 pm

BOS

GEG

10h 21m

2 stops

$268United Airlines

Tue, Mar 10 - Wed, Mar 18

6:33 pm - 5:34 am

BOI

BOS

9h 01m

1 stop

6:30 am - 1:00 pm

BOS

BOI

8h 30m

1 stop

$285American Airlines

Tue, Mar 10 - Tue, Mar 17

5:30 am - 1:57 pm

BOI

BOS

6h 27m

1 stop

5:50 am - 2:04 pm

BOS

BOI

10h 14m

1 stop

$291Delta

Wed, Mar 4 - Mon, Mar 9

8:29 pm - 6:54 am

GEG

BOS

7h 25m

1 stop

5:44 pm - 11:59 pm

BOS

GEG

33h 15m

1 stop

$295Alaska Airlines

Tue, Feb 24 - Thu, Feb 26

6:00 pm - 6:54 am

BOI

BOS

10h 54m

1 stop

4:36 pm - 11:59 pm

BOS

BOI

9h 23m

1 stop

$297Alaska Airlines

Wed, Mar 25 - Tue, Mar 31

2:41 pm - 1:13 am

JAC

BOS

8h 32m

1 stop

6:15 am - 12:10 pm

BOS

JAC

7h 55m

1 stop

$297Delta

Fri, Feb 13 - Fri, Feb 20

3:25 pm - 12:02 am

SUN

BOS

6h 37m

1 stop

6:10 am - 12:01 pm

BOS

SUN

7h 51m

1 stop

$409JetBlue

Useful Info

Low season	January
High season	July
Cheapest flight	$117

Best time to beat the crowds with an average 11% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Boise 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.

Hampton Beach

Hampton

Waltham

Wells

Warwick

Plymouth

Everett

Middletown

Gloucester

Concord

Woburn

York Beach

Revere

Brookline

Burlington

West Yarmouth

Danvers

South Portland

Braintree

Quincy

Everything you need to know for your flight to Boston

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Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Boston

Boston (BOS)

BOS

$117 Find Cheap Flights from Idaho to Boston

KAYAK searches hundreds of travel sites at once for deals on flights to Boston

Everything you should know

Cheap Flights from Idaho to Boston

Recent round-trip flight deals from Idaho to Boston

Recent one-way flight deals from Idaho to Boston

Recent last minute flight deals from Idaho to Boston

Good to know

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?

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

Cabin class types available on flights to Idaho

Complete your trip to Boston with a hotel stay or car rental

Find direct flights for Boston

Flights to other popular destinations

Flights from domestic origins to Boston

Choose which airport to fly into in Boston

Find deals for your return flight