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Cheap flights from Idaho to Billings from $173

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Billings departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho to Billings

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:45 am - 11:00 am
GEG
-
BIL
4h 15m
1 stop
Delta Logo
6:25 am - 1:10 pm
BIL
-
GEG
7h 45m
1 stop
$177Delta
Tue, Mar 3 - Tue, Mar 10
Delta Logo
5:45 am - 11:00 am
GEG
-
BIL
4h 15m
1 stop
Delta Logo
5:15 am - 1:00 pm
BIL
-
GEG
8h 45m
2 stops
$182Delta
Tue, Mar 3 - Tue, Mar 10
Delta Logo
5:45 am - 11:00 am
GEG
-
BIL
4h 15m
1 stop
Delta Logo
5:15 am - 9:00 am
BIL
-
GEG
4h 45m
1 stop
$197Delta
Tue, Mar 3 - Tue, Mar 10
Delta Logo
5:45 am - 11:00 am
GEG
-
BIL
4h 15m
1 stop
Delta Logo
5:15 am - 1:00 pm
BIL
-
GEG
8h 45m
2 stops
$202Delta
Tue, Mar 3 - Tue, Mar 10
Alaska Airlines Logo
9:55 am - 11:58 pm
BOI
-
BIL
14h 03m
1 stop
Alaska Airlines Logo
2:05 pm - 3:29 pm
BIL
-
BOI
25h 24m
1 stop
$263Alaska Airlines
Sat, Mar 28 - Mon, Apr 6
United Airlines Logo
5:00 am - 9:50 am
BOI
-
BIL
4h 50m
1 stop
United Airlines Logo
2:35 pm - 9:32 pm
BIL
-
BOI
6h 57m
1 stop
$267United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
2:40 pm - 9:07 pm
BOI
-
BIL
6h 27m
1 stop
United Airlines Logo
2:35 pm - 9:29 pm
BIL
-
BOI
6h 54m
1 stop
$276United Airlines
Fri, Mar 6 - Tue, Mar 10
Alaska Airlines Logo
9:52 am - 2:52 pm
BOI
-
BIL
5h 00m
1 stop
Alaska Airlines Logo
2:04 pm - 9:15 pm
BIL
-
BOI
7h 11m
1 stop
$277Alaska Airlines
Tue, Feb 24 - Sat, Feb 28
Alaska Airlines Logo
4:38 pm - 10:59 pm
BOI
-
BIL
6h 21m
1 stop
Alaska Airlines Logo
7:00 am - 11:02 pm
BIL
-
BOI
16h 02m
1 stop
$283Alaska Airlines
Thu, Apr 30 - Sun, May 3
United Airlines Logo
5:00 am - 1:23 pm
GEG
-
BIL
7h 23m
1 stop
United Airlines Logo
7:00 am - 12:42 pm
BIL
-
GEG
6h 42m
1 stop
$291United Airlines
Sat, Feb 28 - Wed, Mar 4

Delta flights from Idaho to Billings

Our best Delta deals on Idaho to Billings flight tickets
Delta
Mar 3
GEG5:45 amSpokane
4h 15m
1 stop
BIL11:00 amBillings Logan Intl
Mar 10
BIL6:25 amBillings Logan Intl
7h 45m
1 stop
GEG1:10 pmSpokane
$177
Delta
Mar 3
GEG5:45 amSpokane
4h 15m
1 stop
BIL11:00 amBillings Logan Intl
Mar 10
BIL5:15 amBillings Logan Intl
8h 45m
2 stops
GEG1:00 pmSpokane
$182
Delta
Mar 3
GEG5:45 amSpokane
4h 15m
1 stop
BIL11:00 amBillings Logan Intl
Mar 10
BIL5:15 amBillings Logan Intl
4h 45m
1 stop
GEG9:00 amSpokane
$197

Alaska Airlines flights from Idaho to Billings

Our best Alaska Airlines deals on Idaho to Billings flight tickets
Alaska Airlines
Mar 28
BOI9:55 amBoise Air Term. Gowen Fld
14h 03m
1 stop
BIL11:58 pmBillings Logan Intl
Apr 6
BIL2:05 pmBillings Logan Intl
25h 24m
1 stop
BOI3:29 pmBoise Air Term. Gowen Fld
$263
Alaska Airlines
Feb 24
BOI9:52 amBoise Air Term. Gowen Fld
5h 00m
1 stop
BIL2:52 pmBillings Logan Intl
Feb 28
BIL2:04 pmBillings Logan Intl
7h 11m
1 stop
BOI9:15 pmBoise Air Term. Gowen Fld
$277
Alaska Airlines
Apr 30
BOI4:38 pmBoise Air Term. Gowen Fld
6h 21m
1 stop
BIL10:59 pmBillings Logan Intl
May 3
BIL7:00 amBillings Logan Intl
16h 02m
1 stop
BOI11:02 pmBoise Air Term. Gowen Fld
$283

momondo 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, momondo users made 832,500 searches. Data last updated February 7, 2026.
Use the filters below to find and compare flights from Idaho to Billings that are best for you.

Fly from

Fly to

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

6:25 am-1:10 pm

1 stop7h 45m

$177

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

$182

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-9:00 am

1 stop4h 45m

$197

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

Sat 3/28

9:55 am-11:58 pm

1 stop14h 03m

Billings Logan Intl

Mon 4/6

2:05 pm-3:29 pm

1 stop25h 24m

$263

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

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Tue 2/24

9:52 am-2:52 pm

1 stop5h 00m

Billings Logan Intl

Sat 2/28

2:04 pm-9:15 pm

1 stop7h 11m

$277

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Thu 4/30

4:38 pm-10:59 pm

1 stop6h 21m

Billings Logan Intl

Sun 5/3

7:00 am-11:02 pm

1 stop16h 02m

$283

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

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Billings from

How to get the cheapest flight ticket from Idaho to Billings

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Billings?

The month of August is, on average, the cheapest month to fly to Billings from Idaho, with most prices found around $351. The month of May is another great option to travel to Billings, with average flight prices from Idaho averaging around $363.

Cheap Idaho to Billings flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Billings

Fastest flight time

4h 15m

Direct flights

None
The fastest flight from Idaho to Billings takes 4h 15m
There are no direct flights from Idaho to Billings. There are no popular flight routes from Idaho to Billings.
Search flight deals

  • When did momondo last update prices for flights from Idaho to Billings Logan Intl Airport?

    Prices for flights from Idaho to Billings Logan Intl Airport were last updated today.

  • How many operators does momondo search for flights from Idaho to Billings Logan Intl Airport?

  • How old do you have to be to fly from Idaho to Billings Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Billings Logan Intl Airport.

  • What documentation or ID do you need to fly to Billings Logan Intl Airport?

    The travel and health documents you'll need for your trip to Billings Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Billings Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Billings

Compare and see reviews for airlines that fly from Idaho to Billings with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $289Free CancellationRating
8.0
11,851 reviews
Search Alaska Airlines flights
DeltaPriceFrom $304Free CancellationRating
7.9
8,172 reviews
Search Delta flights

Traveling to a place near Billings?

Book flights to Billings if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Billings?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho to Billings for you.

Can I find flights from Idaho to Billings with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Idaho to Billings flights to just show those with flexible booking policies.

How can momondo help me find flights from Idaho to Billings?

momondo helps you find the best flight between Idaho and Billings by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Idaho to Billings right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Idaho to Billings now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Billings and let you know when they change.

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