$162+ Cheap flights from Boise to Boston (BOI - BOS)
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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BOS
Sep 9 — Sep 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Boise to Boston 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boise to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boise to BostonExplore the most affordable flight options available from Boise to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from Boise to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/2812:24 pm -
1 stop7h 35m
Sun 9/67:45 am -
1 stop9h 46m
Deal found 8/5![United Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/252:44 pm -
1 stop7h 10m
Thu 8/279:35 am -
1 stop10h 23m
Deal found 8/5![United Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 8/5. 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 8/2412:23 pm -
1 stop9h 54m
Wed 8/267:45 am -
1 stop11h 34m
Deal found 8/5![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 8/9. 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 9/182:55 pm -
1 stop7h 40m
Tue 9/229:05 am -
1 stop12h 45m
Deal found 8/9![Southwest logo]()
$318
This Trip.com deal was found by Cheapflights users on 8/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:25 pm -
1 stop7h 44m
Tue 9/297:12 am -
1 stop9h 10m
Deal found 8/8![Alaska Airlines logo]()
$325
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/22:44 pm -
1 stop7h 10m
Sun 9/67:45 am -
1 stop9h 46m
Deal found 8/5![United Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 8/9. 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.
Wed 10/1411:20 am -
2 stops9h 20m
Wed 10/2810:35 am -
1 stop12h 55m
Deal found 8/9![Southwest logo]()
$337
This American Airlines deal was found by Cheapflights users on 8/5. 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 10/55:29 pm -
1 stop10h 29m
Sat 10/108:23 am -
1 stop8h 10m
Deal found 8/5![American Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 8/5. 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 8/247:50 pm -
2 stops11h 40m
Wed 8/269:05 am -
1 stop12h 40m
Deal found 8/5![Southwest logo]()
$344
This Delta deal was found by Cheapflights users on 8/5. 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 8/2311:10 pm -
1 stop10h 00m
Wed 8/267:45 am -
1 stop11h 34m
Deal found 8/5![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 8/7. 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 10/207:00 am -
1 stop8h 50m
Tue 10/275:35 am -
2 stops11h 10m
Deal found 8/7![Southwest logo]()
$348
Best flights from Boise to BostonDiscover carefully curated flight deals from Boise to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Boise to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Southwest deal was found by Cheapflights users on 8/5. 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 8/258:20 am -
2 stops11h 50m
Thu 8/2711:15 am -
1 stop11h 25m
Deal found 8/5![Southwest logo]()
$338
This Delta deal was found by Cheapflights users on 8/8. 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 9/91:06 pm -
1 stop8h 47m
Mon 9/1411:44 am -
1 stop8h 55m
Deal found 8/8![Delta logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/179:12 am -
1 stop19h 00m
Fri 10/236:40 pm -
1 stop17h 16m
Deal found 8/7![Alaska Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:26 pm -
2 stops9h 33m
Fri 10/236:00 am -
1 stop7h 28m
Deal found 8/7![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 8/9. 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.
Wed 9/164:00 pm -
1 stop11h 33m
Mon 9/215:55 am -
1 stop9h 49m
Deal found 8/9![Delta logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 8/5. 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 8/318:25 pm -
1 stop7h 44m
Tue 9/19:33 am -
1 stop9h 42m
Deal found 8/5![Alaska Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 8/5. 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 10/2111:20 am -
2 stops10h 35m
Mon 10/262:35 pm -
2 stops10h 20m
Deal found 8/5![Southwest logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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.
Wed 10/218:25 am -
1 stop13h 34m
Mon 10/267:51 am -
1 stop17h 00m
Deal found 8/8![Alaska Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 10/163:00 pm -
1 stop7h 20m
Sat 10/247:56 am -
1 stop9h 24m
Deal found 8/6![Delta logo]()
$378
This Delta deal was found by Cheapflights users on 8/9. 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.
Fri 9/1812:17 pm -
1 stop10h 12m
Wed 9/234:00 pm -
1 stop8h 34m
Deal found 8/9![Delta logo]()
$378
Last-minute flights from Boise to BostonDiscover last-minute flight deals from Boise to Boston. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Boston. Data last updated August 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/5. 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 8/2311:10 pm -
1 stop10h 00m
Wed 8/267:45 am -
1 stop11h 34m
Deal found 8/5![Delta logo]()
$346
This Delta deal was found by Cheapflights users on 8/5. 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 8/2412:23 pm -
1 stop9h 54m
Wed 8/267:45 am -
1 stop11h 34m
Deal found 8/5![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 8/5. 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 8/247:50 pm -
2 stops11h 40m
Wed 8/269:05 am -
1 stop12h 40m
Deal found 8/5![Southwest logo]()
$344
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/252:44 pm -
1 stop7h 10m
Thu 8/279:35 am -
1 stop10h 23m
Deal found 8/5![United Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 8/5. 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 8/2512:12 pm -
1 stop7h 54m
Wed 9/28:27 am -
1 stop8h 02m
Deal found 8/5![American Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/2812:24 pm -
1 stop7h 35m
Sun 9/67:45 am -
1 stop9h 46m
Deal found 8/5![United Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/22:44 pm -
1 stop7h 10m
Sun 9/67:45 am -
1 stop9h 46m
Deal found 8/5![United Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 8/7. 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.
Sat 9/121:50 pm -
1 stop8h 40m
Wed 9/162:10 pm -
2 stops11h 05m
Deal found 8/7![Southwest logo]()
$348
This Southwest deal was found by Cheapflights users on 8/9. 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 9/182:55 pm -
1 stop7h 40m
Tue 9/229:05 am -
1 stop12h 45m
Deal found 8/9![Southwest logo]()
$318
This Trip.com deal was found by Cheapflights users on 8/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:25 pm -
1 stop7h 44m
Tue 9/297:12 am -
1 stop9h 10m
Deal found 8/8![Alaska Airlines logo]()
$325
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:31 pm -
1 stop14h 38m
Mon 9/287:59 pm -
1 stop15h 57m
Deal found 8/9![Alaska Airlines logo]()
$343
One-way flights from Boise to BostonSearch for one-way flight options from Boise to Boston. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Boise to Boston. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/5. 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 9/118:25 pm -
1 stop7h 44m
Deal found 8/5![Alaska Airlines logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:50 pm -
2 stops19h 17m
Deal found 8/6![Frontier logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:06 pm -
1 stop7h 53m
Deal found 8/10![Alaska Airlines logo]()
$172
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Wed 10/285:00 am -
2 stops8h 50m
Deal found 8/8![United Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:50 pm -
2 stops19h 09m
Deal found 8/5![Frontier logo]()
$178
This Delta deal was found by Cheapflights users on 8/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:11 pm -
1 stop9h 06m
Deal found 8/7![Delta logo]()
$179
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:25 pm -
1 stop7h 44m
Deal found 8/5![Alaska Airlines logo]()
$180
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:50 pm -
1 stop8h 40m
Deal found 8/7![American Airlines logo]()
$191
This Alaska Airlines deal was found by Cheapflights users on 8/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:58 pm -
1 stop9h 01m
Deal found 8/6![Alaska Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/81:24 pm -
2 stops42h 58m
Deal found 8/5![Frontier logo]()
$195
This Delta deal was found by Cheapflights users on 8/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:10 pm -
1 stop8h 29m
Deal found 8/7![Delta logo]()
$200
Find flight deals from Boise to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Boston (BOS). 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 August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $290 (United Airlines) |
One-way from | $162 (Alaska Airlines) |
Popular in | April |
Cheapest in | December |
Average price | $447 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Boston 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 August 10, 2026.
Use the filters below to find and compare flights from Boise to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Tue 8/25
8:20 am-10:10 pm
2 stops11h 50m
Boston Logan Intl
Thu 8/27
11:15 am-8:40 pm
1 stop11h 25m
$338
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Wed 9/9
1:06 pm-11:53 pm
1 stop8h 47m
Boston Logan Intl
Mon 9/14
11:44 am-6:39 pm
1 stop8h 55m
$357
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Wed 9/16
4:00 pm-5:33 am
1 stop11h 33m
Boston Logan Intl
Mon 9/21
5:55 am-1:44 pm
1 stop9h 49m
$357
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Sat 10/17
9:12 am-6:12 am
1 stop19h 00m
Boston Logan Intl
Fri 10/23
6:40 pm-9:56 am
1 stop17h 16m
$364
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Mon 8/31
8:25 pm-6:09 am
1 stop7h 44m
Boston Logan Intl
Tue 9/1
9:33 am-5:15 pm
1 stop9h 42m
$365
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Sat 10/17
12:26 pm-11:59 pm
2 stops9h 33m
Boston Logan Intl
Fri 10/23
6:00 am-11:28 am
1 stop7h 28m
$369
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Wed 10/21
8:25 am-11:59 pm
1 stop13h 34m
Boston Logan Intl
Mon 10/26
7:51 am-10:51 pm
1 stop17h 00m
$371
Quickest round-trip
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Fri 10/16
3:00 pm-12:20 am
1 stop7h 20m
Boston Logan Intl
Sat 10/24
7:56 am-3:20 pm
1 stop9h 24m
$378
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Fri 9/18
12:17 pm-12:29 am
1 stop10h 12m
Boston Logan Intl
Wed 9/23
4:00 pm-10:34 pm
1 stop8h 34m
$378
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Wed 10/21
11:20 am-11:55 pm
2 stops10h 35m
Boston Logan Intl
Mon 10/26
2:35 pm-10:55 pm
2 stops10h 20m
$395
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Boise to Boston
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 Boise to Boston in August.
| 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 Boise-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Boston 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 Boise-Boston 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 Boise to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Boise with our price prediction graph.
BOI-BOS
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 Boise to Boston
How far ahead should I book a flight from Boise to Boston?
To ensure you get the cheapest price possible for a flight from Boise to Boston, you should look to book at least 23 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Boise to Boston?
Currently, December is the cheapest month in which you can book a flight from Boise to Boston (average of $318). Flying from Boise to Boston in April 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 Boise to Boston?
Airfare is below average for this route at the moment.
Boise to Boston flights typically cost between $371 and $772 in August.The cheapest round-trip price found within the last 5 days was $290 on United Airlines (Aug 28-Sep 6).
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated August 10, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from Boise to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Boarding
8.1
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 Boise to Boston. 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 Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Cambridge
Concord
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Auburn
Chelsea
York Beach
Londonderry
Swansea
Revere
Fitchburg
North Falmouth
Braintree
Sandwich
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Boston flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Boise
Popular flights
Alternative routes for Boise to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boise to Boston by cabin class
Find flights from Boise to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boise and Boston flights
Browse other Boise and Boston flight options. Last updated on August 10, 2026.
Other flights from Boise
Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Boise to Boston
Discover the top 5 airlines that operate flights from Boise to Boston. 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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$220 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$263 | Average$462 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$274 | Average$456 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$338 | Average$499 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$357 | Average$498 | FlexibilityNo cancel fee | On-time63% |