$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 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — BOI
Apr 3 — Apr 101
Round-trip
1 adult, Economy
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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 4, 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 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 3/3112:34 pm
BIL
- BOI
1 stop4h 36m
Alaska Airlines
Tue 4/78:28 pm
BOI
- BIL
1 stop15h 26m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 4/37:56 am
BIL
- BOI
1 stop15h 01m
Alaska Airlines
Mon 4/66:04 pm
BOI
- BIL
1 stop17h 50m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 2/28. 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 9/25:45 am
BIL
- BOI
1 stop4h 28m
Delta
Sat 9/121:15 pm
BOI
- BIL
1 stop4h 33m
Delta
Deal found 2/28![Delta logo]()
$335
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 8/207:17 pm
BIL
- BOI
1 stop4h 54m
Alaska Airlines
Sun 8/233:10 pm
BOI
- BIL
1 stop8h 58m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$355
This Travelocity deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:47 pm
BIL
- BOI
1 stop4h 27m
Alaska Airlines
Fri 5/87:20 pm
BOI
- BIL
1 stop16h 47m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 2/27. 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 5/75:35 am
BIL
- BOI
1 stop3h 57m
Delta
Sun 5/106:41 pm
BOI
- BIL
1 stop4h 11m
Delta
Deal found 2/27![Delta logo]()
$382
This Alaska Airlines deal was found by Cheapflights users on 2/28. 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 9/27:17 pm
BIL
- BOI
1 stop4h 54m
Alaska Airlines
Sat 9/128:54 am
BOI
- BIL
2 stops9h 43m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$414
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 4, 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 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 3/3112:34 pm
BIL
- BOI
1 stop4h 36m
Alaska Airlines
Tue 4/78:28 pm
BOI
- BIL
1 stop15h 26m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 2/27. 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 8/206:25 pm
BIL
- BOI
1 stop5h 31m
Delta
Sun 8/235:45 pm
BOI
- BIL
1 stop4h 42m
Delta
Deal found 2/27![Delta logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 4/37:56 am
BIL
- BOI
1 stop15h 01m
Alaska Airlines
Mon 4/66:04 pm
BOI
- BIL
1 stop17h 50m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 2/27. 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 5/75:35 am
BIL
- BOI
1 stop3h 57m
Delta
Sun 5/106:41 pm
BOI
- BIL
1 stop4h 11m
Delta
Deal found 2/27![Delta logo]()
$382
This Alaska Airlines deal was found by Cheapflights users on 3/3. 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 8/206:00 am
BIL
- BOI
1 stop6h 21m
Alaska Airlines
Sun 8/233:10 pm
BOI
- BIL
1 stop8h 58m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$355
This Travelocity deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:47 pm
BIL
- BOI
1 stop4h 27m
Alaska Airlines
Fri 5/87:20 pm
BOI
- BIL
1 stop16h 47m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$375
Last-minute flights from Billings to BoiseDiscover last-minute flight deals from Billings to Boise. Data last updated March 4, 2026 and is based on user searches.
Discover last-minute flight deals from Billings to Boise. Data last updated March 4, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 2/28. 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 3/43:32 pm
BIL
- BOI
1 stop4h 15m
Alaska Airlines
Sat 3/79:00 am
BOI
- BIL
1 stop4h 24m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$737
This Delta deal was found by Cheapflights users on 3/2. 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 3/96:21 pm
BIL
- BOI
1 stop3h 50m
Delta
Tue 3/106:00 am
BOI
- BIL
1 stop4h 53m
Delta
Deal found 3/2![Delta logo]()
$687
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 3/93:32 pm
BIL
- BOI
1 stop4h 15m
Alaska Airlines
Tue 3/108:25 am
BOI
- BIL
2 stops28h 59m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$726
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 3/97:00 am
BIL
- BOI
2 stops16h 35m
Alaska Airlines
Wed 3/119:52 am
BOI
- BIL
1 stop5h 00m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$752
This Alaska Airlines deal was found by Cheapflights users on 2/28. 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 3/162:04 pm
BIL
- BOI
1 stop7h 11m
Alaska Airlines
Fri 3/206:00 am
BOI
- BIL
1 stop5h 54m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$522
This Delta deal was found by Cheapflights users on 3/2. 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 3/175:15 am
BIL
- BOI
1 stop4h 22m
Delta
Sat 3/216:15 pm
BOI
- BIL
1 stop4h 14m
Delta
Deal found 3/2![Delta logo]()
$635
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 3/3112:34 pm
BIL
- BOI
1 stop4h 36m
Alaska Airlines
Tue 4/78:28 pm
BOI
- BIL
1 stop15h 26m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 4/37:56 am
BIL
- BOI
1 stop15h 01m
Alaska Airlines
Mon 4/66:04 pm
BOI
- BIL
1 stop17h 50m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$303
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 4, 2026.
Search for one-way flight options from Billings to Boise. Find affordable one-way fares based on user searches. Data last updated March 4, 2026.
This Delta deal was found by Cheapflights users on 2/28. 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 3/285:15 am
BIL
- BOI
1 stop4h 14m
Delta
Deal found 2/28![Delta logo]()
$119
This Delta deal was found by Cheapflights users on 3/3. 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 3/3![Delta logo]()
$183
This Alaska Airlines deal was found by Cheapflights users on 2/28. 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 3/282:05 pm
BIL
- BOI
2 stops18h 23m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$240
This Alaska Airlines deal was found by Cheapflights users on 3/3. 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 4/212:34 pm
BIL
- BOI
2 stops10h 23m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 2/28. 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 3/282:05 pm
BIL
- BOI
3 stops57h 42m
Multiple Airlines
Deal found 2/28![Multiple Airlines logo]()
$568
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 3/3![Multiple Airlines logo]()
$573
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 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (Alaska Airlines) |
One-way from | $119 (Delta) |
Popular in | February |
Cheapest in | March |
Average price | $310 |
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 4, 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
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Tue 3/31
12:34 pm-5:10 pm
1 stop4h 36m
Boise Air Term. Gowen Fld
Tue 4/7
8:28 pm-11:54 am
1 stop15h 26m
$297
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Fri 4/3
7:56 am-10:57 pm
1 stop15h 01m
Boise Air Term. Gowen Fld
Mon 4/6
6:04 pm-11:54 am
1 stop17h 50m
$303
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Thu 8/20
6:25 pm-11:56 pm
1 stop5h 31m
Boise Air Term. Gowen Fld
Sun 8/23
5:45 pm-10:27 pm
1 stop4h 42m
$355
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Thu 8/20
6:00 am-12:21 pm
1 stop6h 21m
Boise Air Term. Gowen Fld
Sun 8/23
3:10 pm-12:08 am
1 stop8h 58m
$355
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Fri 5/1
12:47 pm-5:14 pm
1 stop4h 27m
Boise Air Term. Gowen Fld
Fri 5/8
7:20 pm-12:07 pm
1 stop16h 47m
$375
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Thu 5/7
5:35 am-9:32 am
1 stop3h 57m
Boise Air Term. Gowen Fld
Sun 5/10
6:41 pm-10:52 pm
1 stop4h 11m
$382
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Sat 3/28
5:15 am-9:29 am
1 stop4h 14m
$119
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Thu 4/2
2:35 pm-9:22 pm
1 stop6h 47m
$183
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Thu 4/2
5:15 am-9:27 am
1 stop4h 12m
$183
BillingsBoise
BIL - BOI
BILBOI
Billings Logan Intl
Sat 3/28
2:05 pm-8:28 am
2 stops18h 23m
$240
Showing 1-10 of 12 resultsSorted 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.
Cheapflights Insights
Everything you need to know about your flight from Billings 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 March 4, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines and Delta 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.
Crew
8.5
Overall
8.0
Food
7.1
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Overall
8.0
Food
7.1
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Overall
8.0
Food
7.1
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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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Billings and Boise flights
Browse other Billings and Boise flight options. Last updated on March 4, 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 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Billings to Boise
Discover the top 2 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 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$456 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$253 | Average$368 | FlexibilityNo cancel fee | On-time75% |