$119+ Cheap flights from Billings to Boise (BIL - 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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — BOI
Apr 10 — Apr 171
Round-trip
1 adult, Economy
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Find cheap flights from Billings to Boise with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
Last-minute
One-way
Cheapest flights from Billings to BoiseExplore the most affordable flight options available from Billings to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.
Explore the most affordable flight options available from Billings to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.
This Delta deal was found by Cheapflights users on 3/7. 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.
Sat 4/46:21 pm
BIL
- BOI
1 stop4h 54m
Delta
Sat 4/116:00 am
BOI
- BIL
1 stop4h 53m
Delta
Deal found 3/7![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 4/1112:34 pm
BIL
- BOI
1 stop4h 36m
Alaska Airlines
Tue 4/146:04 pm
BOI
- BIL
1 stop5h 54m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/182:35 pm
BIL
- BOI
1 stop6h 59m
United Airlines
Mon 4/205:00 am
BOI
- BIL
1 stop4h 40m
United Airlines
Deal found 3/10![United Airlines logo]()
$301
This Expedia deal was found by Cheapflights users on 3/8. 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 4/287:00 am
BIL
- BOI
1 stop5h 35m
Alaska Airlines
Wed 4/296:00 am
BOI
- BIL
2 stops7h 26m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$346
This Delta deal was found by Cheapflights users on 3/9. 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.
Tue 8/255:45 am
BIL
- BOI
1 stop4h 28m
Delta
Fri 8/285:45 pm
BOI
- BIL
1 stop4h 42m
Delta
Deal found 3/9![Delta logo]()
$355
This Delta deal was found by Cheapflights users on 3/9. 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 8/205:45 am
BIL
- BOI
1 stop4h 28m
Delta
Sun 8/236:00 am
BOI
- BIL
1 stop5h 00m
Delta
Deal found 3/9![Delta logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 4/182:05 pm
BIL
- BOI
1 stop4h 19m
Alaska Airlines
Mon 4/206:04 pm
BOI
- BIL
2 stops19h 21m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$380
Best flights from Billings to BoiseDiscover carefully curated flight deals from Billings to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 11, 2026.
Discover carefully curated flight deals from Billings to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 11, 2026.
This Delta deal was found by Cheapflights users on 3/7. 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.
Sat 4/46:21 pm
BIL
- BOI
1 stop4h 54m
Delta
Sat 4/116:00 am
BOI
- BIL
1 stop4h 53m
Delta
Deal found 3/7![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 4/1112:34 pm
BIL
- BOI
1 stop4h 36m
Alaska Airlines
Tue 4/146:04 pm
BOI
- BIL
1 stop5h 54m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/182:35 pm
BIL
- BOI
1 stop6h 59m
United Airlines
Mon 4/205:00 am
BOI
- BIL
1 stop4h 40m
United Airlines
Deal found 3/10![United Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 3/8. 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 4/286:18 pm
BIL
- BOI
1 stop5h 39m
Delta
Wed 4/296:16 pm
BOI
- BIL
1 stop4h 08m
Delta
Deal found 3/8![Delta logo]()
$237
This Delta deal was found by Cheapflights users on 3/9. 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.
Tue 8/255:45 am
BIL
- BOI
1 stop4h 28m
Delta
Fri 8/285:45 pm
BOI
- BIL
1 stop4h 42m
Delta
Deal found 3/9![Delta logo]()
$355
Last-minute flights from Billings to BoiseDiscover last-minute flight deals from Billings to Boise. Data last updated March 11, 2026 and is based on user searches.
Discover last-minute flight deals from Billings to Boise. Data last updated March 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/7. 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.
Sat 4/46:21 pm
BIL
- BOI
1 stop4h 54m
Delta
Sat 4/116:00 am
BOI
- BIL
1 stop4h 53m
Delta
Deal found 3/7![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 4/412:34 pm
BIL
- BOI
2 stops21h 47m
Alaska Airlines
Sat 4/118:20 am
BOI
- BIL
1 stop15h 38m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$391
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 4/1112:34 pm
BIL
- BOI
1 stop4h 36m
Alaska Airlines
Tue 4/146:04 pm
BOI
- BIL
1 stop5h 54m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/182:35 pm
BIL
- BOI
1 stop6h 59m
United Airlines
Mon 4/205:00 am
BOI
- BIL
1 stop4h 40m
United Airlines
Deal found 3/10![United Airlines logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 4/182:05 pm
BIL
- BOI
1 stop4h 19m
Alaska Airlines
Mon 4/206:04 pm
BOI
- BIL
2 stops19h 21m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$380
This Expedia deal was found by Cheapflights users on 3/8. 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 4/287:00 am
BIL
- BOI
1 stop5h 35m
Alaska Airlines
Wed 4/296:00 am
BOI
- BIL
2 stops7h 26m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$346
One-way flights from Billings to BoiseSearch for one-way flight options from Billings to Boise. Find affordable one-way fares based on user searches. Data last updated March 11, 2026.
Search for one-way flight options from Billings to Boise. Find affordable one-way fares based on user searches. Data last updated March 11, 2026.
This Delta deal was found by Cheapflights users on 3/9. 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.
Sat 4/116:21 pm
BIL
- BOI
1 stop4h 54m
Delta
Deal found 3/9![Delta logo]()
$119
This Delta deal was found by Cheapflights users on 3/6. 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.
Thu 4/25:15 am
BIL
- BOI
1 stop4h 12m
Delta
Deal found 3/6![Delta logo]()
$173
This Delta deal was found by Cheapflights users on 3/9. 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 5/205:35 am
BIL
- BOI
1 stop3h 57m
Delta
Deal found 3/9![Delta logo]()
$210
This Expedia deal was found by Cheapflights users on 3/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:00 am
BIL
- BOI
2 stops11h 28m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$242
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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.
Sat 4/1112:34 pm
BIL
- BOI
2 stops26h 55m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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.
Thu 4/22:05 pm
BIL
- BOI
2 stops31h 35m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1112:34 pm
BIL
- BOI
3 stops50h 55m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$515
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Thu 4/27:56 am
BIL
- BOI
3 stops33h 14m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$608
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:00 am
BIL
- BOI
3 stops35h 13m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$626
Find flight deals from Billings to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 March 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Delta) |
One-way from | $119 (Delta) |
Popular in | August |
Cheapest in | March |
Average price | $223 |
Cheapflights Fare Finder
Customize your flight search to find flights from Billings 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 March 11, 2026.
Use the filters below to find and compare flights from Billings to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Sat 4/4
6:21 pm-11:15 pm
1 stop4h 54m
Boise Air Term. Gowen Fld
Sat 4/11
6:00 am-10:53 am
1 stop4h 53m
$237
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Tue 4/28
6:18 pm-11:57 pm
1 stop5h 39m
Boise Air Term. Gowen Fld
Wed 4/29
6:16 pm-10:24 pm
1 stop4h 08m
$237
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Sat 4/11
12:34 pm-5:10 pm
1 stop4h 36m
Boise Air Term. Gowen Fld
Tue 4/14
6:04 pm-11:58 pm
1 stop5h 54m
$257
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Sat 4/18
2:35 pm-9:34 pm
1 stop6h 59m
Boise Air Term. Gowen Fld
Mon 4/20
5:00 am-9:40 am
1 stop4h 40m
$301
Quickest round-trip
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Tue 8/25
5:45 am-10:13 am
1 stop4h 28m
Boise Air Term. Gowen Fld
Fri 8/28
5:45 pm-10:27 pm
1 stop4h 42m
$355
Cheapest one-way
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Sat 4/11
6:21 pm-11:15 pm
1 stop4h 54m
$119
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Thu 4/2
5:15 am-9:27 am
1 stop4h 12m
$173
Quickest one-way
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Wed 5/20
5:35 am-9:32 am
1 stop3h 57m
$210
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Thu 4/2
2:05 pm-9:40 pm
2 stops31h 35m
$329
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Wed 5/20
6:00 am-5:13 pm
3 stops35h 13m
$626
Sorted by cheapest first
Compare providers for flights from Billings 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 Billings to Boise in March.
| 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 Billings-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Billings-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 Billings-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 Billings to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Billings with our price prediction graph.
BIL-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.
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 March 11, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Billings to Boise 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.
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Billings to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boise?
Book flights to Boise if you plan to visit one of these locationsOntario
Meridian
Nampa
Caldwell
McCall
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Other flights to Boise
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Billings and Boise flights
Browse other Billings and Boise flight options. Last updated on March 11, 2026.
Other flights from Billings
Browse through other flights departing from Billings. Flights are based on user searches made on Cheapflights and were last updated on March 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Billings to Boise
Discover the top 3 airlines that operate flights from Billings 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 March 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$384 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$168 | Average$456 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$253 | Average$368 | FlexibilityNo cancel fee | On-time75% |