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Billings

$176+ Cheap flights from Idaho to Billings (BIL)

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BIL
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap flight deals from Idaho to Billings

Cheapest flights from Idaho to Billings
Explore the most affordable flight options available from Idaho to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 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.
Tue 3/35:45 am
GEG
-
BIL
1 stop4h 15m
Delta
Tue 3/105:15 am
BIL
-
GEG
1 stop4h 45m
Delta
Deal found 2/6$197
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.
Fri 3/610:45 am
BOI
-
BIL
1 stop6h 42m
Delta
Tue 3/105:15 am
BIL
-
BOI
1 stop4h 22m
Delta
Deal found 2/6$261
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.
Sat 2/285:00 am
BOI
-
BIL
1 stop4h 50m
United Airlines
Tue 3/32:35 pm
BIL
-
BOI
1 stop6h 57m
United Airlines
Deal found 2/7$267
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:00 am
GEG
-
BIL
1 stop5h 54m
Alaska Airlines
Sat 3/282:05 pm
BIL
-
GEG
1 stop5h 56m
Alaska Airlines
Deal found 2/7$274
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/62:40 pm
BOI
-
BIL
1 stop6h 27m
United Airlines
Tue 3/102:35 pm
BIL
-
BOI
1 stop6h 54m
United Airlines
Deal found 2/6$276
This United Airlines deal was found by Cheapflights users on 2/5. 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 2/285:00 am
GEG
-
BIL
1 stop7h 23m
United Airlines
Wed 3/47:00 am
BIL
-
GEG
1 stop6h 42m
United Airlines
Deal found 2/5$291
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:15 am
GEG
-
BIL
2 stops10h 26m
Delta
Sat 3/285:15 am
BIL
-
GEG
1 stop4h 45m
Delta
Deal found 2/7$303
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.
Wed 4/225:50 am
BOI
-
BIL
1 stop7h 36m
Alaska Airlines
Thu 4/3012:49 pm
BIL
-
BOI
1 stop4h 25m
Alaska Airlines
Deal found 2/6$311
This Expedia deal was found by Cheapflights users on 2/5. 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.
Sat 3/75:57 pm
GEG
-
BIL
1 stop4h 41m
Alaska Airlines
Mon 3/92:04 pm
BIL
-
GEG
1 stop6h 45m
Alaska Airlines
Deal found 2/5$311
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.
Tue 2/2412:59 pm
BOI
-
BIL
1 stop4h 28m
Delta
Sat 2/285:10 am
BIL
-
BOI
1 stop4h 37m
Delta
Deal found 2/6$324
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.
Sat 2/285:40 am
GEG
-
BIL
2 stops6h 44m
Alaska Airlines
Wed 3/43:32 pm
BIL
-
GEG
1 stop4h 14m
Alaska Airlines
Deal found 2/7$332
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:45 pm
BOI
-
BIL
1 stop4h 42m
Delta
Tue 9/86:25 pm
BIL
-
BOI
1 stop5h 31m
Delta
Deal found 2/7$335

Find flight deals from Idaho to Billings

Keep the following information in mind while searching for Idaho to Billings flight deals. Data was last updated February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Delta)

One-way from

$176
(Alaska Airlines)

Popular in

September

Cheapest in

August

Average price

$554
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Billings Logan Intl flights.
Search Deals
From Idaho to Billings Logan Intl
Search Deals
One-way flight from Idaho to Billings Logan Intl
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 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 Idaho to Billings 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 9, 2026.
Use the filters below to find and compare flights from Idaho to Billings that are best for you.

Fly from

Idaho

Fly to

Billings

Route

Depart

Return

Price

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Tue 3/3

5:45 am-11:00 am

1 stop4h 15m

Billings Logan Intl

Tue 3/10

5:15 am-1:00 pm

2 stops8h 45m

$202

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Fri 3/6

10:45 am-5:27 pm

1 stop6h 42m

Billings Logan Intl

Tue 3/10

5:15 am-9:37 am

1 stop4h 22m

$261

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Sat 2/28

5:00 am-9:50 am

1 stop4h 50m

Billings Logan Intl

Tue 3/3

2:35 pm-9:32 pm

1 stop6h 57m

$267

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Fri 3/6

2:40 pm-9:07 pm

1 stop6h 27m

Billings Logan Intl

Tue 3/10

2:35 pm-9:29 pm

1 stop6h 54m

$276

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Sat 2/28

5:00 am-1:23 pm

1 stop7h 23m

Billings Logan Intl

Wed 3/4

7:00 am-12:42 pm

1 stop6h 42m

$291

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Sat 3/7

5:57 pm-11:38 pm

1 stop4h 41m

Billings Logan Intl

Mon 3/9

2:04 pm-7:49 pm

1 stop6h 45m

$311

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Tue 5/5

8:34 am-1:26 pm

1 stop3h 52m

Billings Logan Intl

Thu 5/7

7:00 am-10:38 am

1 stop4h 38m

$311

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Sat 2/28

5:40 am-1:24 pm

2 stops6h 44m

Billings Logan Intl

Wed 3/4

3:32 pm-6:46 pm

1 stop4h 14m

$332

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Thu 5/7

5:00 am-12:09 pm

1 stop6h 09m

Billings Logan Intl

Mon 5/11

7:00 am-6:47 pm

2 stops12h 47m

$332

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Sat 2/28

7:15 am-11:38 pm

2 stops16h 23m

Billings Logan Intl

Tue 3/3

7:00 am-11:40 am

1 stop4h 40m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 19 results
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Best time to book a flight from Idaho to Billings

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

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

Currently, May is the cheapest month in which you can book a flight from Idaho to Billings (average of $215). Flying from Idaho to Billings in February is currently the most expensive (average of $554). 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.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Billings. 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 into for flights to Billings from Idaho?

    Billings Logan Intl (BIL) is the airport you will fly into if you book a flight from Idaho to Billings. It is only a 2.7 mi journey from Billings Logan Intl (BIL) to Billings’s city center.

  • How long is the flight from Idaho to Billings?

    For as low as $202, Delta can have you in Billings from Idaho in 4h 15m. There are 443 mi between Idaho and Billings. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $177. Alaska Airlines flights start at $178 while deals on United Airlines start at $179 one-way.

  • What are the most popular routes from Idaho to Billings?

    The most popular route from Idaho to Billings is Boise Air Term. Gowen Fld - Billings Logan Intl. You may also consider Spokane - Billings Logan Intl or Pocatello - Billings Logan Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho to Billings 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 Idaho to Billings?

    Currently, May is the cheapest month in which you can book a flight from Idaho to Billings (average of $215). Flying from Idaho to Billings in February is currently the most expensive (average of $554). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Idaho to Billings

Discover the top 2 airlines that operate flights from Idaho to Billings. 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 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$289Average$399FlexibilityNo cancel feeOn-time75%
DeltaCheapest$304Average$363FlexibilityNo cancel feeOn-timeN/A

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