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$245+ Cheap flights from Billings to Boise (BIL - BOI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — BOI
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Billings to Boise

Cheapest flights from Billings to Boise
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 December 12, 2025.

This Delta deal was found by Cheapflights users on 12/10. 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.
Thu 12/255:15 amBIL - BOI
1 stop6h 47mDelta
Mon 12/295:50 amBOI - BIL
1 stop5h 22mDelta
Deal found 12/10$565
This Alaska Airlines deal was found by Cheapflights users on 12/10. 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 12/2511:35 amBIL - BOI
2 stops12h 22mAlaska Airlines
Mon 12/299:50 pmBOI - BIL
1 stop26h 42mAlaska Airlines
Deal found 12/10$659
This Delta deal was found by Cheapflights users on 12/10. 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.
Thu 12/115:14 amBIL - BOI
1 stop5h 01mDelta
Mon 12/155:58 pmBOI - BIL
1 stop6h 25mDelta
Deal found 12/10$787
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/112:40 pmBIL - BOI
2 stops9h 04mUnited Airlines
Mon 12/152:49 pmBOI - BIL
1 stop6h 32mUnited Airlines
Deal found 12/10$933
This Alaska Airlines deal was found by Cheapflights users on 12/10. 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 12/113:36 pmBIL - BOI
2 stops8h 14mAlaska Airlines
Mon 12/154:20 pmBOI - BIL
2 stops7h 48mAlaska Airlines
Deal found 12/10$1,505

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$245
(Alaska Airlines)

Popular in

August

Cheapest in

May

Average price

$543
Provider with most accurate pricing for Billings Logan Intl-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Billings Logan Intl-Boise Air Term. Gowen Fld flights.
Search Deals
From Billings Logan Intl to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 12, 2025.
Use the filters below to find and compare flights from Billings to Boise that are best for you.

Fly from

Billings

Fly to

Boise

Route

Depart

Return

Price

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Wed 1/7

3:35 pm-11:59 pm

1 stop8h 24m

Boise Air Term. Gowen Fld

Mon 1/12

3:43 pm-2:55 pm

1 stop23h 12m

$245

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Sat 1/10

2:02 pm-11:01 pm

1 stop8h 59m

Boise Air Term. Gowen Fld

Wed 1/14

10:00 am-11:36 pm

1 stop13h 36m

$245

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Mon 2/2

7:00 am-11:01 pm

1 stop16h 01m

Boise Air Term. Gowen Fld

Fri 2/6

5:55 pm-2:55 pm

1 stop21h 00m

$254

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Mon 5/11

3:50 pm-7:40 pm

1 stop3h 50m

Boise Air Term. Gowen Fld

Sat 5/16

6:00 am-3:05 pm

1 stop9h 05m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Billings-Boise flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Billings-Boise flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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

What is the cheapest time of day to fly from BIL to BOI?

Find hourly flight availability from Billings to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s typically best to fly out from Billings to Boise in the morning. Doing so could potentially save you 44% on the flight price compared to flying at noon, which is usually more expensive.

How much does it cost to fly round-trip 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 December 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United 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.
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,429 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,095 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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.

  • How long is the flight from Billings to Boise?

    A quick flight from Billings to Boise can take about 8h 24m. Alaska Airlines provides one of the quickest options available for as low as $245. The distance between Billings and Boise is about 407 mi.

  • What are the cheapest airlines flying from Billings to Boise round-trip?

    Our cheapest airline available from Billings to Boise is Delta. Our recent data shows that you can find tickets from as low as $228 on this airline. Additional options worth looking into are Alaska Airlines and United Airlines, starting at $282 and $331 round-trip. You may be able to fly from Billings to Boise for 51% less than the average price by searching for these airlines.

  • Can I find deals for flights from Billings to Boise that include hotel bookings?

    Yes. In addition to deals on Billings to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Billings to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to Boise.

  • Can I find deals for business class flights from Billings to Boise?

    Yes. Cheapflights offers flight deals from Billings to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$477FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$282Average$387FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$331Average$402FlexibilityNo cancel feeOn-time69%

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