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$174+ Cheap flights from Billings (BIL) to Idaho

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — BOI
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Billings to Idaho

Keep the following information in mind while searching for Billings to Idaho flight deals. Data was last updated April 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$297
(Delta)

One-way from

$174
(Delta)

Popular in

September

Cheapest in

January

Average price

$438
Provider with most accurate pricing for Billings Logan Intl-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Boise Air Term. Gowen Fld flights.
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From Billings Logan Intl to Idaho
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One-way flight from Billings Logan Intl to Idaho
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Highest demand for flights based on searches. 4% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Billings to Idaho

Cheapest flights from Billings to Idaho
Explore the most affordable flight options available from Billings to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Delta deal was found by Cheapflights users on 4/23. 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 6/35:59 pmBIL - GEG
1 stop6h 39mDelta
Wed 6/112:22 pmGEG - BIL
1 stop7h 49mDelta
Deal found 4/23$297
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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 6/37:24 pmBIL - GEG
1 stop4h 01mAlaska Airlines
Thu 6/126:07 pmGEG - BIL
1 stop5h 01mAlaska Airlines
Deal found 4/23$310
This Delta deal was found by Cheapflights users on 4/23. 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 5/85:20 amBIL - BOI
1 stop4h 46mDelta
Mon 5/127:40 pmBOI - BIL
1 stop4h 39mDelta
Deal found 4/23$431
This Mytrip deal was found by Cheapflights users on 4/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/199:55 pmBIL - GEG
1 stop12h 13mAllegiant Air
Sun 6/229:33 amGEG - BIL
2 stops10h 32mAllegiant Air
Deal found 4/22$446
This Hawaiian Airlines deal was found by Cheapflights users on 4/22. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:45 amBIL - GEG
1 stop4h 05mHawaiian Airlines
Sun 5/116:00 amGEG - BIL
1 stop5h 49mHawaiian Airlines
Deal found 4/22$454
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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 5/87:45 amBIL - BOI
1 stop4h 31mAlaska Airlines
Mon 5/125:40 pmBOI - BIL
2 stops30h 19mAlaska Airlines
Deal found 4/23$625
This United Airlines deal was found by Cheapflights users on 4/23. 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 4/247:00 amBIL - BOI
1 stop6h 32mUnited Airlines
Thu 4/245:25 pmBOI - BIL
1 stop5h 19mUnited Airlines
Deal found 4/23$731

Cheapflights Fare Finder

Customize your flight search to find flights from Billings to Idaho 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 April 24, 2025.
Use the filters below to find and compare flights from Billings to Idaho that are best for you.

Fly from

Billings

Fly to

Idaho

Route

Depart

Return

Price

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Tue 6/3

5:59 pm-11:38 pm

1 stop6h 39m

Spokane

Wed 6/11

2:22 pm-11:11 pm

1 stop7h 49m

$297

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Tue 6/3

7:24 pm-10:25 pm

1 stop4h 01m

Spokane

Thu 6/12

6:07 pm-12:08 am

1 stop5h 01m

$310

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Thu 5/8

5:20 am-10:06 am

1 stop4h 46m

Boise Air Term. Gowen Fld

Mon 5/12

7:40 pm-12:19 am

1 stop4h 39m

$431

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Thu 6/19

9:55 pm-9:08 am

1 stop12h 13m

Spokane

Sun 6/22

9:33 am-9:05 pm

2 stops10h 32m

$446

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Wed 5/7

7:45 am-10:50 am

1 stop4h 05m

Spokane

Sun 5/11

6:00 am-12:49 pm

1 stop5h 49m

$454

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Thu 5/8

7:45 am-12:16 pm

1 stop4h 31m

Boise Air Term. Gowen Fld

Mon 5/12

5:40 pm-11:59 pm

2 stops30h 19m

$625

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Fri 7/11

5:45 am-4:59 pm

2 stops12h 14m

$174

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Fri 7/11

7:17 pm-11:59 pm

1 stop5h 42m

$184

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Best time to book a flight from Billings to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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 Idaho

What is the cheapest month to book a flight from Billings to Idaho?

Currently, October is the cheapest month in which you can book a flight from Billings to Idaho (average of $314). Flying from Billings to Idaho in June is currently the most expensive (average of $419). 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.

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

Find hourly flight availability from Billings to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

When flying from Billings to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated April 24, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Billings to Idaho to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,918 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,918 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,393 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Billings to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Billings to Idaho?

    If you book a flight to Idaho from Billings, you will be flying from Billings Logan Intl, which is the city’s only airport. Billings Logan Intl (BIL) is located 2.7 mi from the center of Billings.

  • What are the cheapest airlines to fly from Billings to Idaho one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $174. Hawaiian Airlines flights start at $184 while deals on Alaska Airlines start at $215 one-way.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Billings to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Billings to Idaho (average of $314). Flying from Billings to Idaho in June is currently the most expensive (average of $419). 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.

See more FAQs

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Alternative routes for Billings to Idaho

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Top 3 airlines flying from Billings to Idaho

Discover the top 3 airlines that operate flights from Billings to Idaho. 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$355FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$282Average$449FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$321Average$656FlexibilityNo cancel feeOn-time69%

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