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Cheap flights from Montana to Helena from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Helena departing on 11/15. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:35 am - 10:34 pmBIL-HLN
10h 59m1 stop
Delta Logo
5:45 am - 5:48 pmHLN-BIL
12h 03m1 stop
$507Delta
Find Deal
Sat, Apr 25 - Wed, Apr 29
Delta Logo
6:15 am - 10:34 pmBIL-HLN
16h 19m2 stops
Delta Logo
12:50 pm - 10:27 pmHLN-BIL
9h 37m1 stop
$611Delta
Find Deal
Sat, Apr 25 - Wed, Apr 29
Alaska Airlines Logo
3:50 pm - 3:38 pmBIL-HLN
23h 48m2 stops
Alaska Airlines Logo
4:10 pm - 1:15 pmHLN-BIL
21h 05m2 stops
$681Alaska Airlines
Find Deal
Sat, Apr 25 - Wed, Apr 29
Alaska Airlines Logo
3:50 pm - 3:38 pmBIL-HLN
23h 48m2 stops
Alaska Airlines Logo
4:10 pm - 1:15 pmHLN-BIL
21h 05m2 stops
$687Alaska Airlines
Find Deal
Sat, Apr 25 - Wed, Apr 29
United Airlines Logo
5:57 pm - 1:27 pmBIL-HLN
19h 30m1 stop
United Airlines Logo
6:40 am - 1:23 pmHLN-BIL
6h 43m1 stop
$867United Airlines
Find Deal
Sun, Nov 23 - Thu, Nov 27

Delta flights from Montana to Helena

Our best Delta deals on Montana to Helena flight tickets
Delta
Apr 25
BIL11:35 amBillings Logan Intl
10h 59m
1 stop
HLN10:34 pmHelena
Apr 29
HLN5:45 amHelena
12h 03m
1 stop
BIL5:48 pmBillings Logan Intl
$507
Find similar
Delta
Apr 25
BIL6:15 amBillings Logan Intl
16h 19m
2 stops
HLN10:34 pmHelena
Apr 29
HLN12:50 pmHelena
9h 37m
1 stop
BIL10:27 pmBillings Logan Intl
$611
Find similar

Alaska Airlines flights from Montana to Helena

Our best Alaska Airlines deals on Montana to Helena flight tickets
Alaska Airlines
Apr 25
BIL3:50 pmBillings Logan Intl
23h 48m
2 stops
HLN3:38 pmHelena
Apr 29
HLN4:10 pmHelena
21h 05m
2 stops
BIL1:15 pmBillings Logan Intl
$681
Find similar
Alaska Airlines
Apr 25
BIL3:50 pmBillings Logan Intl
23h 48m
2 stops
HLN3:38 pmHelena
Apr 29
HLN4:10 pmHelena
21h 05m
2 stops
BIL1:15 pmBillings Logan Intl
$687
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Helena 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 November 10, 2025.
Use the filters below to find and compare flights from Montana to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsHelena

BIL - HLN

BILHLN

Billings Logan Intl

Sat 4/25

11:35 am-10:34 pm

1 stop10h 59m

Helena

Wed 4/29

5:45 am-5:48 pm

1 stop12h 03m

$507

BillingsHelena

BIL - HLN

BILHLN

Billings Logan Intl

Sat 4/25

6:15 am-10:34 pm

2 stops16h 19m

Helena

Wed 4/29

12:50 pm-10:27 pm

1 stop9h 37m

$611

BillingsHelena

BIL - HLN

BILHLN

Billings Logan Intl

Sat 4/25

3:50 pm-3:38 pm

2 stops23h 48m

Helena

Wed 4/29

4:10 pm-1:15 pm

2 stops21h 05m

$681

BillingsHelena

BIL - HLN

BILHLN

Billings Logan Intl

Sat 4/25

3:50 pm-3:38 pm

2 stops23h 48m

Helena

Wed 4/29

4:10 pm-1:15 pm

2 stops21h 05m

$687

BillingsHelena

BIL - HLN

BILHLN

Billings Logan Intl

Sun 11/23

5:57 pm-1:27 pm

1 stop19h 30m

Helena

Thu 11/27

6:40 am-1:23 pm

1 stop6h 43m

$867

BillingsHelena

BIL - HLN

BILHLN

Billings Logan Intl

Sat 11/15

2:31 pm-1:27 pm

1 stop22h 56m

$364

BillingsHelena

BIL - HLN

BILHLN

Billings Logan Intl

Sat 11/15

3:40 pm-5:36 pm

2 stops25h 56m

$528

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Helena from

How to get the cheapest flight ticket from Montana to Helena

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 airline that flies from Montana to Helena?

United Airlines and Alaska Airlines are the most popular carriers operating from Montana to Helena

Cheap Montana to Helena flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Helena

Direct flights

None
There are no direct flights from Montana to Helena. There are no popular flight routes from Montana to Helena.
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  • When did momondo last update prices for flights from Montana to Helena Airport?

    Prices for flights from Montana to Helena Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Montana to Helena Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Helena Airport.

  • What documentation or ID do you need to fly to Helena Airport?

    The travel and health documents required for your trip to Helena Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Helena?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montana to Helena. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Montana to Helena with flexible booking policies on momondo?

All flight searches from Montana to Helena on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montana to Helena?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helena from Montana.

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

Yes momondo offers price alerts on flights to Helena from Montana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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