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

Allegiant Air, Alaska Airlines, and Delta 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 November 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.

$223 Cheap Flights from Idaho to Billings in 2026/27

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.

9:29 am - 1:23 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

3h 54m1 stop Portland

3:44 pm - 7:44 pmBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

4h 00m1 stop Portland

$425Alaska Airlines

Sat, Apr 24 - Wed, Apr 28

4:00 pm - 11:59 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

7h 59m1 stop Seattle/Tacoma Intl

6:00 am - 12:21 pmBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

6h 21m1 stop Seattle/Tacoma Intl

$445Alaska Airlines

Thu, Apr 29 - Sun, May 2

12:00 pm - 11:59 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

11h 59m1 stop Seattle/Tacoma Intl

2:03 pm - 9:10 pmBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

7h 07m1 stop Seattle/Tacoma Intl

$445Alaska Airlines

Thu, Apr 29 - Sun, May 2

6:00 am - 3:08 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

9h 08m1 stop Seattle/Tacoma Intl

6:00 am - 12:21 pmBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

6h 21m1 stop Seattle/Tacoma Intl

$445Alaska Airlines

Thu, Apr 29 - Sun, May 2

6:35 pm - 10:55 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

4h 20m1 stop Salt Lake City

5:20 am - 9:52 amBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

4h 32m1 stop Salt Lake City

$462Delta

Tue, Dec 22 - Mon, Dec 28

9:19 pm - 4:04 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

18h 45m1 stop Phoenix-Mesa Gateway

4:58 pm - 8:15 pmBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

27h 17m1 stop Phoenix-Mesa Gateway

$558Allegiant Air

Wed, Dec 23 - Mon, Dec 28

6:45 pm - 10:20 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

3h 35m1 stop Salt Lake City

6:29 pm - 9:59 pmBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

3h 30m1 stop Salt Lake City

$625Delta

Tue, Nov 17 - Thu, Nov 19

6:30 am - 1:29 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

6h 59m1 stop Denver Intl

5:00 am - 9:52 amBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

4h 52m1 stop Denver Intl

$625United Airlines

Fri, Nov 13 - Tue, Nov 17

6:45 pm - 10:20 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

3h 35m1 stop Salt Lake City

6:29 pm - 12:10 amBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

5h 41m1 stop Salt Lake City

$625Delta

Sun, Nov 15 - Thu, Nov 19

9:19 pm - 4:04 pmBOI Boise Air Term. Gowen Fld-BIL Billings Logan Intl

18h 45m1 stop Phoenix-Mesa Gateway

12:00 pm - 5:46 pmBIL Billings Logan Intl-BOI Boise Air Term. Gowen Fld

29h 46m2 stops Las Vegas Harry Reid Intl Santa Ana J. Wayne/Orange Cnty

$684Multiple Airlines

Wed, Dec 23 - Mon, Dec 28

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Alaska Airlines flights from Idaho to Billings

Our best Alaska Airlines deals on Idaho to Billings flight tickets

Alaska Airlines

Apr 24

BOI9:29 amBoise Air Term. Gowen Fld

3h 54m

1 stop

BIL1:23 pmBillings Logan Intl

Apr 28

BIL3:44 pmBillings Logan Intl

4h 00m

1 stop

BOI7:44 pmBoise Air Term. Gowen Fld

$425

Alaska Airlines

Apr 29

BOI12:00 pmBoise Air Term. Gowen Fld

11h 59m

1 stop

BIL11:59 pmBillings Logan Intl

May 2

BIL2:03 pmBillings Logan Intl

7h 07m

1 stop

BOI9:10 pmBoise Air Term. Gowen Fld

$445

Alaska Airlines

Apr 24

BOI8:00 amBoise Air Term. Gowen Fld

15h 59m

2 stops

BIL11:59 pmBillings Logan Intl

Apr 28

BIL2:03 pmBillings Logan Intl

7h 07m

1 stop

BOI9:10 pmBoise Air Term. Gowen Fld

$456

United Airlines flights from Idaho to Billings

Our best United Airlines deals on Idaho to Billings flight tickets

United Airlines

Dec 23

IDA7:00 amIdaho Falls Fanning Field

6h 25m

1 stop

BIL1:25 pmBillings Logan Intl

Dec 26

BIL7:00 amBillings Logan Intl

6h 28m

1 stop

IDA1:28 pmIdaho Falls Fanning Field

$847

United Airlines

Nov 5

BOI6:30 amBoise Air Term. Gowen Fld

6h 59m

1 stop

BIL1:29 pmBillings Logan Intl

Nov 5

BIL4:00 pmBillings Logan Intl

5h 32m

1 stop

BOI9:32 pmBoise Air Term. Gowen Fld

$909

United Airlines

Apr 24

BOI11:45 amBoise Air Term. Gowen Fld

9h 06m

2 stops

BIL8:51 pmBillings Logan Intl

Apr 28

BIL2:40 pmBillings Logan Intl

9h 01m

2 stops

BOI11:41 pmBoise Air Term. Gowen Fld

$1,097

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Sat 4/24

9:29 am-1:23 pm

1 stop3h 54m

Billings Logan Intl

Wed 4/28

3:44 pm-7:44 pm

1 stop4h 00m

$425

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Thu 4/29

4:00 pm-11:59 pm

1 stop7h 59m

Billings Logan Intl

Sun 5/2

6:00 am-12:21 pm

1 stop6h 21m

$445

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Thu 4/29

12:00 pm-11:59 pm

1 stop11h 59m

Billings Logan Intl

Sun 5/2

2:03 pm-9:10 pm

1 stop7h 07m

$445

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Thu 4/29

6:00 am-3:08 pm

1 stop9h 08m

Billings Logan Intl

Sun 5/2

6:00 am-12:21 pm

1 stop6h 21m

$445

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Tue 12/22

6:35 pm-10:55 pm

1 stop4h 20m

Billings Logan Intl

Mon 12/28

5:20 am-9:52 am

1 stop4h 32m

$462

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Wed 12/23

9:19 pm-4:04 pm

1 stop18h 45m

Billings Logan Intl

Mon 12/28

4:58 pm-8:15 pm

1 stop27h 17m

$558

Quickest round-trip

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Tue 11/17

6:45 pm-10:20 pm

1 stop3h 35m

Billings Logan Intl

Thu 11/19

6:29 pm-9:59 pm

1 stop3h 30m

$625

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Fri 11/13

6:30 am-1:29 pm

1 stop6h 59m

Billings Logan Intl

Tue 11/17

5:00 am-9:52 am

1 stop4h 52m

$625

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Sun 11/15

6:45 pm-10:20 pm

1 stop3h 35m

Billings Logan Intl

Thu 11/19

6:29 pm-12:10 am

1 stop5h 41m

$625

BoiseBillings

BOI Boise Air Term. Gowen Fld - BIL Billings Logan Intl

BOIBIL

Boise Air Term. Gowen Fld

Wed 12/23

9:19 pm-4:04 pm

1 stop18h 45m

Billings Logan Intl

Mon 12/28

12:00 pm-5:46 pm

2 stops29h 46m

$684

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

Cheap Idaho to Billings flight deals and tips

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

Best Price Found	$223
Fastest flight time	4h 20m
Direct flights	None

The best one-way flight to Billings from Idaho in the past 72 hours is $223. The best round-trip flight deal from Idaho to Billings found on momondo in the last 72 hours is $425.

The fastest flight from Idaho to Billings takes 4h 20m

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 November 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 8,697 reviews		Search Delta flights
Alaska Airlines	PriceFrom $284	Free Cancellation	Rating 7.9 13,139 reviews		Search Alaska Airlines flights

Forsyth

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.