$181 Cheap Flights from Billings (BIL) to Helena (HLN)

View $181 flight on Tue, May 13, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Billings to Helena (BIL-HLN)

Prices were available within the past 7 days and start at $181 for one-way flights and $363 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, May 27 - Wed, Jun 11
BIL
Billings
HLN
Helena
$363 Roundtrip, found 6 days ago
$363
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Tue, May 27 from Billings to Helena, returning Wed, Jun 11, priced at $363 found 6 days ago
Hawaiian Airlines
Tue, May 20 - Tue, Jun 3
BIL
Billings
HLN
Helena
$373 Roundtrip, found 6 days ago
$373
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Tue, May 20 from Billings to Helena, returning Tue, Jun 3, priced at $373 found 6 days ago
Alaska Airlines
Tue, May 27 - Tue, Jun 10
BIL
Billings
HLN
Helena
$383 Roundtrip, found 6 days ago
$383
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, May 27 from Billings to Helena, returning Tue, Jun 10, priced at $383 found 6 days ago
Alaska Airlines
Thu, May 29 - Wed, Jun 4
BIL
Billings
HLN
Helena
$392 Roundtrip, found 2 days ago
$392
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, May 29 from Billings to Helena, returning Wed, Jun 4, priced at $392 found 2 days ago
Hawaiian Airlines
Wed, May 21 - Tue, Jun 3
BIL
Billings
HLN
Helena
$393 Roundtrip, found 6 days ago
$393
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Wed, May 21 from Billings to Helena, returning Tue, Jun 3, priced at $393 found 6 days ago
Hawaiian Airlines
Tue, May 20 - Fri, May 30
BIL
Billings
HLN
Helena
$402 Roundtrip, found 6 days ago
$402
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Tue, May 20 from Billings to Helena, returning Fri, May 30, priced at $402 found 6 days ago
Hawaiian Airlines
Mon, Jun 2 - Tue, Jun 17
BIL
Billings
HLN
Helena
$403 Roundtrip, found 6 days ago
$403
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Mon, Jun 2 from Billings to Helena, returning Tue, Jun 17, priced at $403 found 6 days ago
Alaska Airlines
Thu, May 15 - Mon, Jun 2
BIL
Billings
HLN
Helena
$412 Roundtrip, found 6 days ago
$412
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, May 15 from Billings to Helena, returning Mon, Jun 2, priced at $412 found 6 days ago
United
Mon, Aug 25 - Sun, Sep 7
BIL
Billings
HLN
Helena
$517 Roundtrip, found 3 days ago
$517
Roundtrip
found 3 days ago
Select United flight, departing Mon, Aug 25 from Billings to Helena, returning Sun, Sep 7, priced at $517 found 3 days ago
Delta
Thu, Jun 19 - Sun, Jul 6
BIL
Billings
HLN
Helena
$647 Roundtrip, found 6 days ago
$647
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Jun 19 from Billings to Helena, returning Sun, Jul 6, priced at $647 found 6 days ago
Flights from Billings (BIL) to Helena (HLN)
Origin airport
Logan Intl.
Destination airport
Helena Regional
Airlines serving
Alaska Airlines
Roundtrip price
$362
Distance
174 mi

Billings to Helena Flights

The cheapest times to fly from Billings to Helena

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Billings to Helena are during the month of May. You can find some of the cheapest flights from Billings to Helena with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Billings to Helena

Sunday is one of the best days to book for cheap flights from Billings to Helena: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Billings to Helena

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Billings to Helena in 2025. You can also book with separate airlines for your outbound and return journeys, from $181 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Billings to Helena flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Billings to Helena airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BIL) to Helena Regional Airport (HLN) cost?
Discover the latest flight deals from BIL to HLN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BIL to HLN?
The cheapest flights from BIL to HLN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BIL to HLN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from BIL to HLN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Logan Intl. Airport (BIL) to Helena Regional Airport (HLN)?
You’ll have to book a flight with a layover when traveling from Logan Intl. Airport (BIL) to Helena Regional Airport (HLN). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from BIL to HLN?
Usually you’ll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BIL) to Helena Regional Airport (HLN)?
To touch down at Helena Regional Airport (HLN) on schedule, select a flight that leaves Logan Intl. Airport (BIL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BIL) to Helena Regional Airport (HLN) last-minute?
Booking your plane ticket from BIL to HLN right before your getaway is generally more expensive. But if you’re flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a BIL to HLN flight and hotel package?
Securing a BIL to HLN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our wide range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BIL) to Helena Regional Airport (HLN)?
It’s generally possible to cancel or reschedule your BIL to HLN flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.