$157+ Cheap flights from Boston to Boise (BOS - BOI)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BOI
Aug 26 — Sep 21
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Boise with Cheapflights
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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 July 27, 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 July 27, 2026.
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 8/237:10 am
BOS
- BOI
1 stop9h 19m
American Airlines
Sat 8/292:58 pm
BOI
- BOS
1 stop7h 00m
American Airlines
Deal found 7/26![American Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:05 pm
BOS
- BOI
1 stop9h 48m
Delta
Wed 8/2612:23 pm
BOI
- BOS
1 stop9h 54m
Delta
Deal found 7/24![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 7/26. 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 8/274:05 pm
BOS
- BOI
1 stop9h 48m
Delta
Sat 9/122:50 pm
BOI
- BOS
1 stop7h 09m
Delta
Deal found 7/26![Delta logo]()
$300
This Delta deal was found by Cheapflights users on 7/26. 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 8/277:45 am
BOS
- BOI
1 stop11h 34m
Delta
Fri 9/112:11 pm
BOI
- BOS
1 stop7h 20m
Delta
Deal found 7/26![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 7/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:51 am
BOS
- BOI
1 stop10h 08m
American Airlines
Sat 8/222:58 pm
BOI
- BOS
1 stop7h 00m
American Airlines
Deal found 7/25![American Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Wed 8/196:14 am
BOS
- BOI
1 stop10h 15m
American Airlines
Sat 8/222:58 pm
BOI
- BOS
1 stop7h 00m
American Airlines
Deal found 7/22![American Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 7/26. 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 8/295:40 am
BOS
- BOI
1 stop7h 15m
Southwest
Sun 9/137:00 am
BOI
- BOS
1 stop15h 30m
Southwest
Deal found 7/26![Southwest logo]()
$316
This Southwest deal was found by Cheapflights users on 7/22. 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.
Wed 8/192:10 pm
BOS
- BOI
2 stops11h 00m
Southwest
Sat 8/291:50 pm
BOI
- BOS
1 stop8h 35m
Southwest
Deal found 7/22![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 7/26. 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 8/274:05 pm
BOS
- BOI
1 stop9h 48m
Delta
Sun 9/137:19 pm
BOI
- BOS
1 stop10h 21m
Delta
Deal found 7/26![Delta logo]()
$321
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:59 pm
BOS
- BOI
1 stop15h 57m
Alaska Airlines
Tue 9/228:25 pm
BOI
- BOS
1 stop7h 44m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 7/24. 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.
Tue 9/17:30 am
BOS
- BOI
2 stops9h 20m
Southwest
Tue 9/152:25 pm
BOI
- BOS
1 stop7h 45m
Southwest
Deal found 7/24![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 7/23. 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.
Sat 9/56:25 am
BOS
- BOI
1 stop10h 24m
Delta
Wed 9/912:17 pm
BOI
- BOS
1 stop7h 50m
Delta
Deal found 7/23![Delta logo]()
$329
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 July 27, 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 July 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:59 pm
BOS
- BOI
1 stop15h 57m
Alaska Airlines
Tue 9/298:25 pm
BOI
- BOS
1 stop7h 44m
Alaska Airlines
Deal found 7/23![Alaska Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 7/26. 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.
Sat 8/295:51 am
BOS
- BOI
1 stop9h 51m
Delta
Tue 9/152:11 pm
BOI
- BOS
1 stop9h 06m
Delta
Deal found 7/26![Delta logo]()
$333
This Southwest deal was found by Cheapflights users on 7/26. 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 9/1811:15 am
BOS
- BOI
1 stop11h 30m
Southwest
Mon 9/212:55 pm
BOI
- BOS
1 stop7h 40m
Southwest
Deal found 7/26![Southwest logo]()
$344
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Wed 8/267:45 am
BOS
- BOI
1 stop9h 46m
United Airlines
Sat 8/2912:24 pm
BOI
- BOS
1 stop9h 10m
United Airlines
Deal found 7/26![United Airlines logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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 8/314:52 pm
BOS
- BOI
1 stop8h 52m
Alaska Airlines
Mon 9/148:25 pm
BOI
- BOS
1 stop7h 44m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:15 am
BOS
- BOI
1 stop7h 27m
Delta
Wed 9/912:17 pm
BOI
- BOS
1 stop7h 50m
Delta
Deal found 7/24![Delta logo]()
$343
This Southwest deal was found by Cheapflights users on 7/23. 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.
Tue 9/222:10 pm
BOS
- BOI
2 stops11h 05m
Southwest
Thu 10/13:50 pm
BOI
- BOS
1 stop7h 20m
Southwest
Deal found 7/23![Southwest logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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 9/117:12 am
BOS
- BOI
1 stop10h 18m
Alaska Airlines
Tue 9/157:48 pm
BOI
- BOS
1 stop9h 51m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 7/26. 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 9/2111:44 am
BOS
- BOI
1 stop8h 55m
Delta
Thu 10/112:17 pm
BOI
- BOS
1 stop10h 12m
Delta
Deal found 7/26![Delta logo]()
$376
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:00 am
BOS
- BOI
2 stops16h 27m
Alaska Airlines
Sat 9/124:27 pm
BOI
- BOS
1 stop11h 42m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$383
Last-minute flights from Boston to BoiseDiscover last-minute flight deals from Boston to Boise. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Boise. Data last updated July 27, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:51 am
BOS
- BOI
1 stop10h 08m
American Airlines
Sat 8/222:58 pm
BOI
- BOS
1 stop7h 00m
American Airlines
Deal found 7/25![American Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Wed 8/196:14 am
BOS
- BOI
1 stop10h 15m
American Airlines
Sat 8/222:58 pm
BOI
- BOS
1 stop7h 00m
American Airlines
Deal found 7/22![American Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 7/22. 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.
Wed 8/192:10 pm
BOS
- BOI
2 stops11h 00m
Southwest
Sat 8/291:50 pm
BOI
- BOS
1 stop8h 35m
Southwest
Deal found 7/22![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:05 pm
BOS
- BOI
1 stop9h 48m
Delta
Wed 8/2612:23 pm
BOI
- BOS
1 stop9h 54m
Delta
Deal found 7/24![Delta logo]()
$267
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Fri 8/217:10 am
BOS
- BOI
1 stop9h 19m
American Airlines
Tue 8/2512:12 pm
BOI
- BOS
1 stop9h 25m
American Airlines
Deal found 7/22![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 8/237:10 am
BOS
- BOI
1 stop9h 19m
American Airlines
Sat 8/292:58 pm
BOI
- BOS
1 stop7h 00m
American Airlines
Deal found 7/26![American Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 7/26. 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 8/274:05 pm
BOS
- BOI
1 stop9h 48m
Delta
Sat 9/122:50 pm
BOI
- BOS
1 stop7h 09m
Delta
Deal found 7/26![Delta logo]()
$300
This Delta deal was found by Cheapflights users on 7/26. 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 8/277:45 am
BOS
- BOI
1 stop11h 34m
Delta
Fri 9/112:11 pm
BOI
- BOS
1 stop7h 20m
Delta
Deal found 7/26![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 7/26. 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 8/274:05 pm
BOS
- BOI
1 stop9h 48m
Delta
Sun 9/137:19 pm
BOI
- BOS
1 stop10h 21m
Delta
Deal found 7/26![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 7/26. 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 8/295:40 am
BOS
- BOI
1 stop7h 15m
Southwest
Sun 9/137:00 am
BOI
- BOS
1 stop15h 30m
Southwest
Deal found 7/26![Southwest logo]()
$316
This Delta deal was found by Cheapflights users on 7/26. 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.
Sat 8/295:51 am
BOS
- BOI
1 stop9h 51m
Delta
Tue 9/152:11 pm
BOI
- BOS
1 stop9h 06m
Delta
Deal found 7/26![Delta logo]()
$333
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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 8/314:52 pm
BOS
- BOI
1 stop8h 52m
Alaska Airlines
Fri 9/118:25 pm
BOI
- BOS
1 stop7h 44m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$323
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 July 27, 2026.
Search for one-way flight options from Boston to Boise. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Wed 10/75:17 am
BOS
- BOI
1 stop10h 34m
American Airlines
Deal found 7/22![American Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 7/23. 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.
Sat 8/225:51 am
BOS
- BOI
1 stop9h 51m
Delta
Deal found 7/23![Delta logo]()
$165
This Delta deal was found by Cheapflights users on 7/22. 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.
Thu 10/87:50 am
BOS
- BOI
1 stop11h 24m
Delta
Deal found 7/22![Delta logo]()
$170
This Southwest deal was found by Cheapflights users on 7/23. 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 8/225:50 am
BOS
- BOI
2 stops11h 40m
Southwest
Deal found 7/23![Southwest logo]()
$172
This Southwest deal was found by Cheapflights users on 7/22. 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.
Wed 10/72:50 pm
BOS
- BOI
2 stops9h 25m
Southwest
Deal found 7/22![Southwest logo]()
$174
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sun 11/18:05 am
BOS
- BOI
1 stop10h 54m
United Airlines
Deal found 7/22![United Airlines logo]()
$178
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 8/236:01 am
BOS
- BOI
1 stop7h 27m
United Airlines
Deal found 7/24![United Airlines logo]()
$179
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:33 am
BOS
- BOI
1 stop8h 26m
American Airlines
Deal found 7/24![American Airlines logo]()
$183
This Southwest deal was found by Cheapflights users on 7/23. 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 11/218:15 am
BOS
- BOI
1 stop15h 20m
Southwest
Deal found 7/23![Southwest logo]()
$196
This Southwest deal was found by Cheapflights users on 7/26. 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 12/255:20 am
BOS
- BOI
2 stops10h 55m
Southwest
Deal found 7/26![Southwest logo]()
$197
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 July 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (American Airlines) |
One-way from | $157 (American Airlines) |
Popular in | June |
Cheapest in | May |
Average price | $535 |
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 2,558,603 searches. Data last updated July 27, 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 - BOI
BOSBOI
Boston Logan Intl
Thu 9/24
7:59 pm-9:56 am
1 stop15h 57m
Boise Air Term. Gowen Fld
Tue 9/29
8:25 pm-6:09 am
1 stop7h 44m
$313
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Mon 8/31
4:52 pm-11:44 pm
1 stop8h 52m
Boise Air Term. Gowen Fld
Mon 9/14
8:25 pm-6:09 am
1 stop7h 44m
$323
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Fri 9/11
7:12 am-3:30 pm
1 stop10h 18m
Boise Air Term. Gowen Fld
Tue 9/15
7:48 pm-7:39 am
1 stop9h 51m
$323
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Sat 8/29
5:51 am-1:42 pm
1 stop9h 51m
Boise Air Term. Gowen Fld
Tue 9/15
2:11 pm-1:17 am
1 stop9h 06m
$333
Quickest round-trip
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Sat 9/5
8:15 am-1:42 pm
1 stop7h 27m
Boise Air Term. Gowen Fld
Wed 9/9
12:17 pm-10:07 pm
1 stop7h 50m
$343
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Fri 9/18
11:15 am-8:45 pm
1 stop11h 30m
Boise Air Term. Gowen Fld
Mon 9/21
2:55 pm-12:35 am
1 stop7h 40m
$344
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Tue 9/22
2:10 pm-11:15 pm
2 stops11h 05m
Boise Air Term. Gowen Fld
Thu 10/1
3:50 pm-1:10 am
1 stop7h 20m
$349
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Wed 8/26
7:45 am-3:31 pm
1 stop9h 46m
Boise Air Term. Gowen Fld
Sat 8/29
12:24 pm-11:34 pm
1 stop9h 10m
$367
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Mon 9/21
11:44 am-6:39 pm
1 stop8h 55m
Boise Air Term. Gowen Fld
Thu 10/1
12:17 pm-12:29 am
1 stop10h 12m
$376
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Sat 9/5
8:00 am-10:27 pm
2 stops16h 27m
Boise Air Term. Gowen Fld
Sat 9/12
4:27 pm-6:09 am
1 stop11h 42m
$383
Showing 1-10 of 19 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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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 62 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, May is the cheapest month in which you can book a flight from Boston to Boise (average of $391). Flying from Boston to Boise in June is currently the most expensive (average of $602). 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 $394 and $571 in August.The cheapest round-trip price found within the last 5 days was $257 on American Airlines (Aug 23-Aug 29).
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 July 27, 2026.
Read through reviews of airlines operating flights from Boston to Boise, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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 locationsMeridian
Nampa
Caldwell
Ontario
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Other flights to Boise
Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 27, 2026.
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Boston and Boise flights
Browse other Boston and Boise flight options. Last updated on July 27, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on July 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 2,558,603 searches. Data last updated July 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$277 | Average$462 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$284 | Average$460 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$306 | Average$466 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$312 | Average$489 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$418 | Average$568 | FlexibilityNo cancel fee | On-time69% |