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Idaho

$146+ 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — BOI
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
1 adult, Economy
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Cheap 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 February 10, 2026.

This Delta deal was found by Cheapflights users on 2/6. 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.
Sat 3/76:20 am
BIL
-
GEG
1 stop7h 48m
Delta
Sat 3/145:40 am
GEG
-
BIL
1 stop4h 13m
Delta
Deal found 2/6$197
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 5/117:00 am
BIL
-
BOI
1 stop26h 42m
Alaska Airlines
Sat 5/166:35 am
BOI
-
BIL
1 stop16h 58m
Alaska Airlines
Deal found 2/9$273
This Alaska Airlines deal was found by Cheapflights users on 2/6. 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.
Sat 3/72:04 pm
BIL
-
GEG
2 stops17h 25m
Alaska Airlines
Sat 3/145:40 am
GEG
-
BIL
2 stops6h 44m
Alaska Airlines
Deal found 2/6$333
This Expedia deal was found by Cheapflights users on 2/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:00 am
BIL
-
GEG
1 stop5h 06m
Alaska Airlines
Sun 3/155:40 am
GEG
-
BIL
2 stops6h 44m
Alaska Airlines
Deal found 2/6$335
This Alaska Airlines deal was found by Cheapflights users on 2/7. 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.
Fri 3/63:32 pm
BIL
-
BOI
1 stop8h 27m
Alaska Airlines
Mon 3/94:02 pm
BOI
-
BIL
1 stop21h 22m
Alaska Airlines
Deal found 2/7$343
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 5/207:21 pm
BIL
-
BOI
1 stop4h 37m
Alaska Airlines
Tue 5/269:00 am
BOI
-
BIL
1 stop5h 54m
Alaska Airlines
Deal found 2/9$345
This Expedia deal was found by Cheapflights users on 2/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:00 am
BIL
-
BOI
1 stop4h 40m
Alaska Airlines
Thu 3/125:40 am
BOI
-
BIL
1 stop7h 44m
Alaska Airlines
Deal found 2/10$354
This Delta deal was found by Cheapflights users on 2/8. 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.
Thu 8/205:45 am
BIL
-
BOI
1 stop4h 28m
Delta
Sun 8/236:00 am
BOI
-
BIL
1 stop5h 00m
Delta
Deal found 2/8$355
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:55 pm
BIL
-
BOI
1 stop4h 48m
United Airlines
Sun 3/85:00 am
BOI
-
BIL
1 stop4h 51m
United Airlines
Deal found 2/9$362
This United Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 3/102:35 pm
BIL
-
BOI
1 stop6h 54m
United Airlines
Thu 3/122:40 pm
BOI
-
BIL
1 stop6h 27m
United Airlines
Deal found 2/7$363
This Delta deal was found by Cheapflights users on 2/9. 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 6/236:25 pm
BIL
-
BOI
1 stop5h 31m
Delta
Fri 6/265:45 pm
BOI
-
BIL
1 stop4h 42m
Delta
Deal found 2/9$375
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 3/262:05 pm
BIL
-
GEG
1 stop10h 54m
Alaska Airlines
Fri 3/274:33 pm
GEG
-
BIL
1 stop18h 21m
Alaska Airlines
Deal found 2/10$463

Find flight deals from Billings to Idaho

Keep the following information in mind while searching for Billings to Idaho flight deals. Data was last updated February 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Delta)

One-way from

$146
(United Airlines)

Popular in

February

Cheapest in

May

Average price

$656
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 Idaho
Search Deals
One-way flight from Billings Logan Intl to Idaho
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 10, 2026.
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

Sat 3/7

6:20 am-1:08 pm

1 stop7h 48m

Spokane

Sat 3/14

5:40 am-10:53 am

1 stop4h 13m

$197

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Tue 3/10

7:00 am-11:40 am

1 stop4h 40m

Boise Air Term. Gowen Fld

Tue 3/17

1:00 pm-11:38 pm

1 stop10h 38m

$237

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Mon 5/11

7:00 am-9:42 am

1 stop26h 42m

Boise Air Term. Gowen Fld

Sat 5/16

6:35 am-11:33 pm

1 stop16h 58m

$273

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Tue 3/10

7:00 am-11:06 am

1 stop5h 06m

Spokane

Sun 3/15

8:29 pm-11:38 pm

1 stop26h 09m

$333

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Sat 3/7

2:04 pm-6:29 am

2 stops17h 25m

Spokane

Sat 3/14

5:40 am-1:24 pm

2 stops6h 44m

$333

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Fri 3/6

3:32 pm-11:59 pm

1 stop8h 27m

Boise Air Term. Gowen Fld

Mon 3/9

4:02 pm-1:24 pm

1 stop21h 22m

$343

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Tue 3/10

7:00 am-11:40 am

1 stop4h 40m

Boise Air Term. Gowen Fld

Thu 3/12

5:40 am-1:24 pm

1 stop7h 44m

$354

BillingsBoise

BIL - BOI

BILBOI

Billings Logan Intl

Tue 3/10

2:35 pm-9:29 pm

1 stop6h 54m

Boise Air Term. Gowen Fld

Thu 3/12

2:40 pm-9:07 pm

1 stop6h 27m

$363

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Thu 3/26

2:05 pm-11:59 pm

1 stop10h 54m

Spokane

Fri 3/27

4:33 pm-11:54 am

1 stop18h 21m

$463

BillingsSpokane

BIL - GEG

BILGEG

Billings Logan Intl

Sun 2/22

2:35 pm-9:17 pm

1 stop7h 42m

Spokane

Thu 2/26

5:00 am-1:23 pm

1 stop7h 23m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 30 results
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2
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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
No data available for this route at this time. Please check back soon.

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 February 10, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines and Delta from Billings to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,874 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
8.0
Very good
11,874 reviews
Alaska Airlines
8.0
Very good
11,874 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Delta
7.9
Good
8,180 reviews
Alaska Airlines
8.0
Very good
11,874 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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.

  • How long is the flight from Billings to Idaho?

    Departing from Billings to Idaho will take you 7h 48m. Airlines will cover a distance of 443 mi. This flight may include one or multiple stops.

  • 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.

See more FAQs

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Alternative routes for Billings to Idaho

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Top 2 airlines flying from Billings to Idaho

Discover the top 2 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 February 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$253Average$368FlexibilityNo cancel feeOn-time75%
DeltaCheapest$328Average$477FlexibilityNo cancel feeOn-timeN/A

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