$99+ 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
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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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 June 11, 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 June 11, 2026.
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/186:14 am
BOS
- BOI
1 stop10h 06m
American Airlines
Sat 8/222:58 pm
BOI
- BOS
1 stop7h 00m
American Airlines
Deal found 6/10![American Airlines logo]()
$211
This Delta deal was found by Cheapflights users on 6/9. 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 9/106:30 am
BOS
- BOI
1 stop10h 31m
Delta
Mon 9/147:20 pm
BOI
- BOS
1 stop10h 20m
Delta
Deal found 6/9![Delta logo]()
$225
This Delta deal was found by Cheapflights users on 6/10. 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 9/115:40 am
BOS
- BOI
1 stop10h 23m
Delta
Tue 9/1512:14 pm
BOI
- BOS
1 stop10h 08m
Delta
Deal found 6/10![Delta logo]()
$229
This Southwest deal was found by Cheapflights users on 6/10. 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 9/19:05 am
BOS
- BOI
1 stop12h 40m
Southwest
Thu 9/102:55 pm
BOI
- BOS
1 stop7h 35m
Southwest
Deal found 6/10![Southwest logo]()
$235
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 10/77:05 am
BOS
- BOI
1 stop9h 17m
Delta
Mon 10/1212:42 pm
BOI
- BOS
1 stop9h 38m
Delta
Deal found 6/10![Delta logo]()
$241
This Delta deal was found by Cheapflights users on 6/8. 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 10/1611:00 am
BOS
- BOI
1 stop11h 17m
Delta
Mon 10/1911:30 pm
BOI
- BOS
1 stop10h 00m
Delta
Deal found 6/8![Delta logo]()
$243
This American Airlines deal was found by Cheapflights users on 6/9. 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 8/186:14 am
BOS
- BOI
1 stop10h 06m
American Airlines
Tue 8/253:16 pm
BOI
- BOS
1 stop16h 21m
American Airlines
Deal found 6/9![American Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 6/10. 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 10/107:05 am
BOS
- BOI
1 stop9h 17m
Delta
Fri 10/164:50 pm
BOI
- BOS
1 stop11h 09m
Delta
Deal found 6/10![Delta logo]()
$273
This Southwest deal was found by Cheapflights users on 6/9. 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.
Thu 9/102:15 pm
BOS
- BOI
2 stops11h 20m
Southwest
Mon 9/1412:10 pm
BOI
- BOS
1 stop7h 40m
Southwest
Deal found 6/9![Southwest logo]()
$284
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/73:40 pm
BOS
- BOI
1 stop10h 11m
Delta
Tue 7/146:51 am
BOI
- BOS
1 stop10h 52m
Delta
Deal found 6/10![Delta logo]()
$285
This Southwest deal was found by Cheapflights users on 6/9. 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 9/113:00 pm
BOS
- BOI
2 stops9h 35m
Southwest
Tue 9/153:30 pm
BOI
- BOS
1 stop12h 30m
Southwest
Deal found 6/9![Southwest logo]()
$289
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 June 11, 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 June 11, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/73:40 pm
BOS
- BOI
1 stop10h 11m
Delta
Tue 7/146:51 am
BOI
- BOS
1 stop10h 52m
Delta
Deal found 6/10![Delta logo]()
$285
This Southwest deal was found by Cheapflights users on 6/10. 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 8/199:05 am
BOS
- BOI
1 stop12h 40m
Southwest
Sun 8/237:00 am
BOI
- BOS
1 stop15h 25m
Southwest
Deal found 6/10![Southwest logo]()
$292
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 8/299:00 am
BOS
- BOI
2 stops14h 24m
United Airlines
Tue 9/17:05 pm
BOI
- BOS
1 stop10h 49m
United Airlines
Deal found 6/10![United Airlines logo]()
$350
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 6/227:44 pm
BOS
- BOI
1 stop15h 56m
Alaska Airlines
Mon 6/294:27 pm
BOI
- BOS
1 stop13h 13m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 6/9. 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 7/305:55 am
BOS
- BOI
1 stop9h 49m
Delta
Sat 8/12:04 pm
BOI
- BOS
1 stop9h 16m
Delta
Deal found 6/9![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 6/9. 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 7/43:10 pm
BOS
- BOI
1 stop7h 40m
Southwest
Fri 7/108:45 am
BOI
- BOS
2 stops10h 55m
Southwest
Deal found 6/9![Southwest logo]()
$375
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 7/296:45 am
BOS
- BOI
1 stop8h 08m
Delta
Sun 8/26:42 pm
BOI
- BOS
1 stop9h 23m
Delta
Deal found 6/8![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/247:28 am
BOS
- BOI
1 stop11h 16m
United Airlines
Mon 6/297:05 pm
BOI
- BOS
2 stops14h 11m
United Airlines
Deal found 6/9![United Airlines logo]()
$400
This Southwest deal was found by Cheapflights users on 6/6. 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 7/153:45 pm
BOS
- BOI
2 stops10h 45m
Southwest
Wed 7/224:05 pm
BOI
- BOS
1 stop6h 45m
Southwest
Deal found 6/6![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 6/8. 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 7/2711:35 am
BOS
- BOI
1 stop13h 25m
Southwest
Mon 8/34:25 pm
BOI
- BOS
1 stop6h 40m
Southwest
Deal found 6/8![Southwest logo]()
$422
Last-minute flights from Boston to BoiseDiscover last-minute flight deals from Boston to Boise. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Boise. Data last updated June 11, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/8. 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.
Tue 6/235:56 pm
BOS
- BOI
1 stop17h 44m
Alaska Airlines
Mon 6/296:13 pm
BOI
- BOS
1 stop11h 27m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 6/9. 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 6/255:55 am
BOS
- BOI
1 stop7h 03m
Delta
Sun 6/286:42 pm
BOI
- BOS
1 stop9h 23m
Delta
Deal found 6/9![Delta logo]()
$290
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 7/48:01 am
BOS
- BOI
1 stop8h 45m
American Airlines
Fri 7/1012:15 pm
BOI
- BOS
1 stop8h 55m
American Airlines
Deal found 6/9![American Airlines logo]()
$330
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/73:40 pm
BOS
- BOI
1 stop10h 11m
Delta
Tue 7/146:51 am
BOI
- BOS
1 stop10h 52m
Delta
Deal found 6/10![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 7/85:55 am
BOS
- BOI
1 stop7h 02m
Delta
Fri 7/107:28 pm
BOI
- BOS
1 stop10h 07m
Delta
Deal found 6/6![Delta logo]()
$352
This Southwest deal was found by Cheapflights users on 6/8. 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 7/83:45 pm
BOS
- BOI
2 stops10h 45m
Southwest
Tue 7/144:05 pm
BOI
- BOS
1 stop6h 45m
Southwest
Deal found 6/8![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 6/7. 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 7/142:30 pm
BOS
- BOI
2 stops10h 30m
Southwest
Tue 7/2111:30 am
BOI
- BOS
2 stops9h 55m
Southwest
Deal found 6/7![Southwest logo]()
$366
This American Airlines deal was found by Cheapflights users on 6/6. 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 7/157:00 am
BOS
- BOI
1 stop9h 20m
American Airlines
Tue 7/215:36 pm
BOI
- BOS
1 stop10h 09m
American Airlines
Deal found 6/6![American Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 6/6. 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 7/157:00 am
BOS
- BOI
1 stop9h 20m
American Airlines
Wed 7/2212:15 pm
BOI
- BOS
1 stop9h 44m
American Airlines
Deal found 6/6![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 7/296:45 am
BOS
- BOI
1 stop8h 08m
Delta
Sun 8/26:42 pm
BOI
- BOS
1 stop9h 23m
Delta
Deal found 6/8![Delta logo]()
$342
This Delta deal was found by Cheapflights users on 6/9. 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 7/305:55 am
BOS
- BOI
1 stop9h 49m
Delta
Sun 8/26:42 pm
BOI
- BOS
1 stop9h 23m
Delta
Deal found 6/9![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 6/9. 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 7/305:55 am
BOS
- BOI
1 stop9h 49m
Delta
Sat 8/12:04 pm
BOI
- BOS
1 stop9h 16m
Delta
Deal found 6/9![Delta logo]()
$339
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 June 11, 2026.
Search for one-way flight options from Boston to Boise. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 10/77:05 am
BOS
- BOI
1 stop9h 17m
Delta
Deal found 6/8![Delta logo]()
$99
This Southwest deal was found by Cheapflights users on 6/8. 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 10/78:20 am
BOS
- BOI
1 stop14h 15m
Southwest
Deal found 6/8![Southwest logo]()
$122
This Southwest deal was found by Cheapflights users on 6/10. 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 9/145:00 pm
BOS
- BOI
1 stop7h 35m
Southwest
Deal found 6/10![Southwest logo]()
$134
This Delta deal was found by Cheapflights users on 6/8. 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.
Tue 6/1611:30 am
BOS
- BOI
1 stop9h 43m
Delta
Deal found 6/8![Delta logo]()
$143
This Delta deal was found by Cheapflights users on 6/9. 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 7/23:00 pm
BOS
- BOI
1 stop7h 55m
Delta
Deal found 6/9![Delta logo]()
$170
This deal was found by Cheapflights users on 6/6. 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 10/77:00 am
BOS
- BOI
1 stop10h 23m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$178
This Southwest deal was found by Cheapflights users on 6/6. 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 8/151:00 pm
BOS
- BOI
2 stops11h 00m
Southwest
Deal found 6/6![Southwest logo]()
$183
This United Airlines deal was found by Cheapflights users on 6/11. 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 7/97:28 am
BOS
- BOI
1 stop11h 16m
United Airlines
Deal found 6/11![United Airlines logo]()
$198
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 7/85:55 am
BOS
- BOI
1 stop7h 02m
Delta
Deal found 6/8![Delta logo]()
$200
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/1612:30 pm
BOS
- BOI
2 stops13h 25m
United Airlines
Deal found 6/8![United Airlines logo]()
$203
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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $211 (American Airlines) |
One-way from | $99 (Delta) |
Popular in | December |
Cheapest in | May |
Average price | $558 |
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 June 11, 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
Tue 7/7
3:40 pm-11:51 pm
1 stop10h 11m
Boise Air Term. Gowen Fld
Tue 7/14
6:51 am-7:43 pm
1 stop10h 52m
$285
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Wed 8/19
9:05 am-7:45 pm
1 stop12h 40m
Boise Air Term. Gowen Fld
Sun 8/23
7:00 am-12:25 am
1 stop15h 25m
$292
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Thu 7/30
5:55 am-1:44 pm
1 stop9h 49m
Boise Air Term. Gowen Fld
Sat 8/1
2:04 pm-1:20 am
1 stop9h 16m
$339
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Wed 7/29
6:45 am-12:53 pm
1 stop8h 08m
Boise Air Term. Gowen Fld
Sun 8/2
6:42 pm-6:05 am
1 stop9h 23m
$342
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Sat 8/29
9:00 am-9:24 pm
2 stops14h 24m
Boise Air Term. Gowen Fld
Tue 9/1
7:05 pm-7:54 am
1 stop10h 49m
$350
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Sat 7/4
3:10 pm-8:50 pm
1 stop7h 40m
Boise Air Term. Gowen Fld
Fri 7/10
8:45 am-9:40 pm
2 stops10h 55m
$375
Quickest round-trip
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Wed 7/15
3:45 pm-12:30 am
2 stops10h 45m
Boise Air Term. Gowen Fld
Wed 7/22
4:05 pm-12:50 am
1 stop6h 45m
$385
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Wed 6/24
7:28 am-4:44 pm
1 stop11h 16m
Boise Air Term. Gowen Fld
Mon 6/29
7:05 pm-11:16 am
2 stops14h 11m
$400
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Mon 7/27
11:35 am-11:00 pm
1 stop13h 25m
Boise Air Term. Gowen Fld
Mon 8/3
4:25 pm-1:05 am
1 stop6h 40m
$422
BostonBoise
BOS - BOI
BOSBOI
Boston Logan Intl
Mon 6/22
7:44 pm-9:40 am
1 stop15h 56m
Boise Air Term. Gowen Fld
Mon 6/29
4:27 pm-7:40 am
1 stop13h 13m
$425
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 June.
| 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 73 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 December is currently the most expensive (average of $588). 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?
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 June 11, 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.
Comfort
7.8
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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
McCall
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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 June 11, 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 2,558,603 searches. Data last updated June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$444 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$264 | Average$476 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$293 | Average$427 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$306 | Average$472 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$387 | Average$552 | FlexibilityNo cancel fee | On-time69% |