$120+ Cheap flights from Boston to Boise (BOS - BOI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BOI
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Boise with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Boston to BoiseExplore the most affordable flight options available from Boston to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Boston to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This Orbitz deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:00 am -
1 stop9h 11m
Thu 12/319:00 am -
1 stop19h 20m
Deal found 10/21![Alaska Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:45 pm -
1 stop10h 14m
Mon 11/1612:13 pm -
1 stop9h 41m
Deal found 10/21![Delta logo]()
$259
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/128:00 am -
1 stop15h 45m
Tue 1/128:20 am -
2 stops10h 40m
Deal found 10/24![Southwest logo]()
$260
This Southwest deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/128:00 am -
1 stop15h 45m
Mon 12/147:55 am -
2 stops11h 50m
Deal found 10/23![Southwest logo]()
$267
This Travelocity deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:03 am -
1 stop14h 50m
Fri 11/1312:49 pm -
1 stop9h 09m
Deal found 10/20![Alaska Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:50 am -
1 stop11h 29m
Thu 12/31:07 pm -
1 stop9h 06m
Deal found 10/20![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/152:55 pm -
1 stop9h 04m
Thu 12/31:07 pm -
1 stop9h 06m
Deal found 10/20![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:50 am -
1 stop11h 29m
Wed 12/23:00 pm -
1 stop6h 47m
Deal found 10/20![Delta logo]()
$311
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 am -
1 stop8h 51m
Tue 12/16:12 pm -
1 stop9h 14m
Deal found 10/20![American Airlines logo]()
$313
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:01 pm -
2 stops9h 58m
Fri 11/132:51 pm -
1 stop6h 59m
Deal found 10/20![United Airlines logo]()
$316
This Expedia deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:00 am -
1 stop9h 11m
Wed 12/304:23 pm -
1 stop11h 57m
Deal found 10/20![Alaska Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:40 am -
1 stop8h 39m
Fri 12/46:45 pm -
1 stop9h 34m
Deal found 10/20![Delta logo]()
$325
Best flights from Boston to BoiseDiscover carefully curated flight deals from Boston to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Boston to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/193:00 pm -
1 stop8h 33m
Thu 1/216:20 am -
2 stops9h 49m
Deal found 10/22![United Airlines logo]()
$254
This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/16:14 pm -
1 stop21h 09m
Fri 2/59:45 pm -
2 stops17h 40m
Deal found 10/20![Alaska Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:25 am -
1 stop15h 30m
Tue 12/15:45 am -
2 stops9h 05m
Deal found 10/21![Southwest logo]()
$370
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:30 am -
1 stop10h 09m
Sun 12/134:44 pm -
1 stop10h 48m
Deal found 10/20![Delta logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:09 pm -
1 stop30h 30m
Sun 12/137:22 am -
1 stop31h 46m
Deal found 10/24![Alaska Airlines logo]()
$373
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:10 pm -
2 stops11h 25m
Fri 11/135:35 am -
2 stops9h 35m
Deal found 10/20![Southwest logo]()
$381
This Alaska Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:03 am -
2 stops15h 02m
Mon 11/166:43 pm -
1 stop9h 03m
Deal found 10/25![Alaska Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am -
2 stops14h 03m
Wed 12/28:15 am -
2 stops13h 44m
Deal found 10/20![United Airlines logo]()
$444
This Southwest deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/25:25 pm -
2 stops10h 15m
Tue 1/128:20 am -
1 stop7h 15m
Deal found 10/23![Southwest logo]()
$423
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:05 am -
1 stop10h 37m
Fri 12/48:15 am -
2 stops13h 44m
Deal found 10/20![United Airlines logo]()
$446
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:30 pm -
2 stops12h 00m
Thu 12/31:05 pm -
1 stop8h 40m
Deal found 10/24![Southwest logo]()
$446
Last-minute flights from Boston to BoiseDiscover last-minute flight deals from Boston to Boise. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Boise. Data last updated October 25, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:45 pm -
1 stop10h 14m
Thu 12/31:07 pm -
1 stop9h 06m
Deal found 10/20![Delta logo]()
$259
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:43 am -
1 stop8h 54m
Mon 11/1612:15 pm -
1 stop8h 13m
Deal found 10/22![American Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:15 pm -
1 stop7h 44m
Mon 11/1611:10 pm -
1 stop9h 50m
Deal found 10/22![Delta logo]()
$339
This Travelocity deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:03 am -
1 stop14h 50m
Fri 11/1312:49 pm -
1 stop9h 09m
Deal found 10/20![Alaska Airlines logo]()
$282
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:01 pm -
2 stops9h 58m
Fri 11/132:51 pm -
1 stop6h 59m
Deal found 10/20![United Airlines logo]()
$316
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:50 am -
1 stop11h 29m
Thu 12/31:07 pm -
1 stop9h 06m
Deal found 10/20![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:40 am -
1 stop8h 39m
Fri 12/46:45 pm -
1 stop9h 34m
Deal found 10/20![Delta logo]()
$325
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/152:55 pm -
1 stop9h 04m
Thu 12/31:07 pm -
1 stop9h 06m
Deal found 10/20![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 am -
1 stop8h 51m
Tue 12/16:12 pm -
1 stop9h 14m
Deal found 10/20![American Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:50 am -
1 stop11h 29m
Wed 12/23:00 pm -
1 stop6h 47m
Deal found 10/20![Delta logo]()
$311
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:05 am -
1 stop8h 17m
Wed 12/21:07 pm -
1 stop9h 06m
Deal found 10/23![Delta logo]()
$329
One-way flights from Boston to BoiseSearch for one-way flight options from Boston to Boise. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Boston to Boise. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:05 am -
1 stop10h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$120
This deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:13 am -
1 stop10h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Alaska Airlines logo]()
$125
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:40 am -
1 stop9h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$130
This Southwest deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:40 pm -
1 stop7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Southwest logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:00 am -
1 stop10h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Alaska Airlines logo]()
$158
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:45 pm -
1 stop10h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$163
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/186:00 am -
2 stops11h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United Airlines logo]()
$171
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:05 am -
1 stop10h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$187
This deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:05 am -
1 stop10h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:40 am -
1 stop8h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Delta logo]()
$200
Find flight deals from Boston to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $249 (Orbitz) |
One-way from | $120 (United Airlines) |
Popular in | June |
Cheapest in | September |
Average price | $409 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from Boston to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Mon 11/16
8:05 am-4:42 pm
1 stop10h 37m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$120
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Thu 12/3
5:00 am-11:00 am
1 stop8h 00m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$125
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Thu 2/18
7:05 am-4:00 pm
1 stop10h 55m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$130
Quickest round-trip
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Sun 12/6
5:00 am-10:40 am
1 stop7h 40m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$152
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Fri 12/4
4:40 pm-10:35 pm
1 stop7h 55m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$152
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Thu 2/18
6:00 am-3:07 pm
2 stops11h 07m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$171
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Sun 11/15
5:45 am-12:33 pm
1 stop8h 48m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$201
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Mon 11/23
5:30 am-1:45 pm
2 stops10h 15m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$204
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Sun 12/6
5:45 am-1:39 pm
2 stops9h 54m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$206
BostonBoise
BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld
BOSBOI
Boston Logan Intl
Fri 11/6
8:05 am-4:42 pm
1 stop10h 37m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$220
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Boston to Boise
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Boise in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boston to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Boston with our price prediction graph.
BOS-BOI
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boston to Boise
How far ahead should I book a flight from Boston to Boise?
The best time to book flights from Boston to Boise is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Boston to Boise?
Currently, September is the cheapest month in which you can book a flight from Boston to Boise (average of $378). Flying from Boston to Boise in June is currently the most expensive (average of $598). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Boston to Boise?
Airfare is below average for this route at the moment.
Boston to Boise flights typically cost between $334 and $618 in December.The cheapest round-trip price found within the last 5 days was $249 on Alaska Airlines (Dec 17-Dec 30).
Reviews of airlines servicing Boise
Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated October 25, 2026.
Read through reviews of airlines operating flights from Boston to Boise, such as Alaska Airlines,Southwest, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Related info for your journey
Find useful and relevant information for your journey from Boston to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boise?
Book flights to Boise if you plan to visit one of these locationsOntario
Meridian
Nampa
Caldwell
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Other flights to Boise
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Boston and Boise flights
Browse other Boston and Boise flight options. Last updated on October 25, 2026.
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Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
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Top 5 airlines flying from Boston to Boise
Discover the top 5 airlines that operate flights from Boston to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$426 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$260 | Average$552 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$277 | Average$455 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$296 | Average$472 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$342 | Average$503 | FlexibilityNo cancel fee | On-time63% |