What is the cheapest airline that flies from Idaho to Billings Logan Intl?

Allegiant Air, United Airlines, and Alaska Airlines are the most popular carriers operating from Idaho to Billings Logan Intl

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?

The number of operators available for flights from Idaho to Billings Logan Intl Airport is 2 as of July 2026.

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.

$162 Cheap Flights from Idaho to Billings in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to Billings

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:52 pm - 4:21 pm

BOI

BIL

24h 29m

1 stop

5:22 pm - 12:04 pm

BIL

BOI

18h 42m

2 stops

$306Multiple Airlines

Thu, Sep 10 - Mon, Sep 14

5:30 am - 11:07 am

GEG

BIL

4h 37m

1 stop

6:24 pm - 11:26 pm

BIL

GEG

6h 02m

1 stop

$355Delta

Wed, Aug 19 - Tue, Aug 25

6:23 am - 11:40 am

BOI

BIL

5h 17m

1 stop

6:14 am - 8:24 pm

BIL

BOI

14h 10m

1 stop

$364Alaska Airlines

Wed, Sep 16 - Sat, Sep 19

5:37 pm - 10:43 pm

GEG

BIL

4h 06m

1 stop

3:32 pm - 6:44 pm

BIL

GEG

4h 12m

1 stop

$375Alaska Airlines

Sat, Nov 14 - Wed, Nov 18

5:44 pm - 10:07 pm

BOI

BIL

4h 23m

1 stop

2:28 pm - 9:35 pm

BIL

BOI

7h 07m

1 stop

$375United Airlines

Mon, Sep 7 - Tue, Sep 29

5:37 pm - 10:43 pm

GEG

BIL

4h 06m

1 stop

3:32 pm - 6:44 pm

BIL

GEG

4h 12m

1 stop

$383Alaska Airlines

Sat, Nov 14 - Wed, Nov 18

5:00 pm - 10:25 pm

GEG

BIL

4h 25m

1 stop

5:20 am - 8:58 am

BIL

GEG

4h 38m

1 stop

$393Delta

Sun, Aug 23 - Tue, Sep 1

6:23 am - 11:31 am

BOI

BIL

5h 08m

1 stop

7:20 pm - 11:44 pm

BIL

BOI

4h 24m

1 stop

$394Alaska Airlines

Sat, Aug 29 - Sun, Aug 30

5:00 am - 9:41 am

BOI

BIL

4h 41m

1 stop

4:40 pm - 9:37 pm

BIL

BOI

4h 57m

1 stop

$395United Airlines

Mon, Aug 24 - Fri, Aug 28

9:52 am - 5:44 pm

GEG

BIL

6h 52m

1 stop

6:24 pm - 10:31 pm

BIL

GEG

5h 07m

1 stop

$395Delta

Sat, Aug 22 - Sat, Aug 29

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United Airlines flights from Idaho to Billings

Our best United Airlines deals on Idaho to Billings flight tickets

United Airlines

Sep 7

BOI5:44 pmBoise Air Term. Gowen Fld

4h 23m

1 stop

BIL10:07 pmBillings Logan Intl

Sep 29

BIL2:28 pmBillings Logan Intl

7h 07m

1 stop

BOI9:35 pmBoise Air Term. Gowen Fld

$375

United Airlines

Aug 24

BOI5:00 amBoise Air Term. Gowen Fld

4h 41m

1 stop

BIL9:41 amBillings Logan Intl

Aug 28

BIL4:40 pmBillings Logan Intl

4h 57m

1 stop

BOI9:37 pmBoise Air Term. Gowen Fld

$395

United Airlines

Aug 17

BOI5:44 pmBoise Air Term. Gowen Fld

4h 23m

1 stop

BIL10:07 pmBillings Logan Intl

Aug 24

BIL5:07 amBillings Logan Intl

4h 28m

1 stop

BOI9:35 amBoise Air Term. Gowen Fld

$435

Alaska Airlines flights from Idaho to Billings

Our best Alaska Airlines deals on Idaho to Billings flight tickets

Alaska Airlines

Sep 16

BOI6:23 amBoise Air Term. Gowen Fld

5h 17m

1 stop

BIL11:40 amBillings Logan Intl

Sep 19

BIL6:14 amBillings Logan Intl

14h 10m

1 stop

BOI8:24 pmBoise Air Term. Gowen Fld

$364

Alaska Airlines

Aug 24

GEG8:33 pmSpokane

13h 58m

1 stop

BIL11:31 amBillings Logan Intl

Sep 1

BIL7:20 pmBillings Logan Intl

5h 39m

1 stop

GEG11:59 pmSpokane

$375

Alaska Airlines

Nov 14

GEG5:37 pmSpokane

4h 06m

1 stop

BIL10:43 pmBillings Logan Intl

Nov 18

BIL3:32 pmBillings Logan Intl

4h 12m

1 stop

GEG6:44 pmSpokane

$383

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Thu 9/10

3:52 pm-4:21 pm

1 stop24h 29m

Billings Logan Intl

Mon 9/14

5:22 pm-12:04 pm

2 stops18h 42m

$306

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Wed 8/19

5:30 am-11:07 am

1 stop4h 37m

Billings Logan Intl

Tue 8/25

6:24 pm-11:26 pm

1 stop6h 02m

$355

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Wed 9/16

6:23 am-11:40 am

1 stop5h 17m

Billings Logan Intl

Sat 9/19

6:14 am-8:24 pm

1 stop14h 10m

$364

Quickest round-trip

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Sat 11/14

5:37 pm-10:43 pm

1 stop4h 06m

Billings Logan Intl

Wed 11/18

3:32 pm-6:44 pm

1 stop4h 12m

$375

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Mon 9/7

5:44 pm-10:07 pm

1 stop4h 23m

Billings Logan Intl

Tue 9/29

2:28 pm-9:35 pm

1 stop7h 07m

$375

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Sat 11/14

5:37 pm-10:43 pm

1 stop4h 06m

Billings Logan Intl

Wed 11/18

3:32 pm-6:44 pm

1 stop4h 12m

$383

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Sun 8/23

5:00 pm-10:25 pm

1 stop4h 25m

Billings Logan Intl

Tue 9/1

5:20 am-8:58 am

1 stop4h 38m

$393

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Sat 8/29

6:23 am-11:31 am

1 stop5h 08m

Billings Logan Intl

Sun 8/30

7:20 pm-11:44 pm

1 stop4h 24m

$394

BoiseBillings

BOI - BIL

BOIBIL

Boise Air Term. Gowen Fld

Mon 8/24

5:00 am-9:41 am

1 stop4h 41m

Billings Logan Intl

Fri 8/28

4:40 pm-9:37 pm

1 stop4h 57m

$395

SpokaneBillings

GEG - BIL

GEGBIL

Spokane

Sat 8/22

9:52 am-5:44 pm

1 stop6h 52m

Billings Logan Intl

Sat 8/29

6:24 pm-10:31 pm

1 stop5h 07m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Billings?

The month of February is, on average, the cheapest month to fly to Billings from Idaho, with most prices found around $0. The month of August is another great option to travel to Billings, with average flight prices from Idaho averaging around $362.

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	3h 40m
Direct flights	None

The fastest flight from Idaho to Billings takes 3h 40m

There are no direct flights from Idaho to Billings. There are no popular flight routes from Idaho to Billings.

Search flight deals

Frequently asked questions about flying from Idaho to Billings

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?
The number of operators available for flights from Idaho to Billings Logan Intl Airport is 2 as of July 2026.
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
Delta	PriceFrom $197	Free Cancellation	Rating 7.8 8,486 reviews		Search Delta flights
Alaska Airlines	PriceFrom $284	Free Cancellation	Rating 7.9 12,714 reviews		Search Alaska Airlines flights

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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.