Looking for more low-fare flights?
Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.
Find low faresSouthwest® flights from Boise to Boston from $147
expand_more
1 Passenger
expand_morePromo Code
expand_moretoday
today
Low fares from Boise to Boston
$
Boise (BOI)to
Boston (BOS)
Depart: 04/28/2026
One-way
Basic
From
$147
Seen: 16 hrs ago
Boise (BOI)to
Boston (BOS)
Depart: 03/31/2026
One-way
Basic
From
$179
Seen: 21 hrs ago
Boise (BOI)to
Boston (BOS)
Depart: 04/11/2026
One-way
Basic
From
$179
Seen: 35 minutes ago
Boise (BOI)to
Boston (BOS)
Depart: 04/21/2026
One-way
Basic
From
$179
Seen: 1 minute ago
Boise (BOI)to
Boston (BOS)
Depart: 04/28/2026
One-way
Choice
From
$187
Seen: 16 hrs ago
Boise (BOI)to
Boston (BOS)
Depart: 04/30/2026
One-way
Basic
From
$193
Seen: 59 minutes ago
Explore flights from Boise to Boston
location_on
location_on
Flight Details
Departing from:
Boise Airport
Arriving at:
Logan International Airport
Distance:
2265 miles
Route Information
50† Weekly flights
† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.
Questions we hear the most
There are 50 weekly flights from Boise to Boston on Southwest Airlines.
To find the lowest fares by day and time to fly Boise to Boston with Southwest, check out our Low Fare Calendar.
You can rent a car at Logan International Airport book yours with your flight.
Yes! Flights from Boise to Boston—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
Check the status of your upcoming Southwest flight.
Check out the Southwest Airlines® Help Center for answers about everything Southwest.