Find Cheap Flights from Boise to Helena (BOI - HLN)

Flights overview

Useful information for finding cheap flights from Boise to Helena and booking your next trip

Cheapest round-trip flights	$317	Alaska 1 stop 20 hr Sat, May 30 — Sat, Jun 6	The cheapest round-trip flight from Boise to Helena is currently $317
Cheapest one-way flight	$159	Delta 1 stop 4 hr Wed, May 27	The cheapest one-way flight from Boise to Helena is currently $159
Last-minute weekend getaway	$755	United 1 stop 8 hr Sat, May 9 — Sun, May 10	The cheapest last-minute weekend getaway from Boise to Helena is currently $755
Cheapest business class flights	$587	Delta 1 stop 4 hr Sat, May 30 — Sat, Jun 6	The cheapest business class round-trip flight from Boise to Helena is currently $587

Fastest flight	3 hr 38 min	The fastest flight with stops from Boise to Helena takes 3 hr 38 min
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from Boise to Helena is typically March. The most expensive month to fly is typically June.

March Cheapest	Typical prices: $240–650
June Most expensive	Typical prices: $335–560

Popular airlines from Boise to Helena

Alaska

from $317

Typical price: $285–690

261 weekly connecting flights

BOI - HLN Every day
United

from $500

Typical price: $340–690

192 weekly connecting flights

BOI - HLN Every day
Delta

from $317

Typical price: $330–670

70 weekly connecting flights

BOI - HLN Every day

Popular airports near Boise

Boise Airport (BOI)

Boise United States 19 min 3 mi
Friedman Memorial Airport (SUN) (SUN)

Sun Valley United States 2 hr 16 min 96 mi
Magic Valley Regional Airport (TWF)

Twin Falls United States 2 hr 9 min 116 mi
Pocatello Regional Airport (PIH)

Pocatello United States 3 hr 16 min 188 mi

Popular airports near Helena

Helena Regional Airport (HLN)

Helena United States 12 min 2 mi
Bozeman Yellowstone International Airport (BZN)

Bozeman United States 1 hr 30 min 70 mi
Missoula Montana Airport (MSO)

Missoula United States 1 hr 58 min 99 mi
Great Falls International Airport (GTF)

Great Falls United States 1 hr 23 min 69 mi

Frequently asked questions about flying from Boise to Helena

The cheapest flights from Boise to Helena are usually in March. Typical ticket prices in March range from $240 to $650.

The cheapest round-trip flight from Boise to Helena recently found on Google Flights was with Alaska from $317. The cheapest one-way flight was with Delta from $159.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Alaska flight from Boise to Helena is $317, flying from May 30 to Jun 6.
The cheapest United flight from Boise to Helena is $500, flying from Jun 13 to Jun 22.
The cheapest Delta flight from Boise to Helena is $317, flying from May 30 to Jun 6.

The cheapest round-trip flight from Boise to Helena starts at $317 from Sat, May 30 to Sat, Jun 6. The cheapest one-way flight starts at $159 and departs on Wed, May 27.

3 hr 38 min is the shortest flight time from Boise to Helena.

It's easy to use Google Flights to find the cheapest days to fly from Boise to Helena.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Boise to Helena really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Boise to Helena.

In terms of flights, Alaska is the most popular. Alaska offers 261 connecting flights per week. Alaska flies from Boise Airport (BOI) to Helena Regional Airport (HLN) .

Other popular airlines flying from Boise to Helena are:

United offers 192 connecting flights per week. United flies from Boise Airport (BOI) to Helena Regional Airport (HLN) .
Delta offers 70 connecting flights per week. Delta flies from Boise Airport (BOI) to Helena Regional Airport (HLN) .

The number of connecting flights refers to distinct flights with at least one stop between Boise and Helena.

The cheapest round-trip flight from Boise to Helena recently found on Google Flights was with Alaska from $317. The cheapest one-way flight was with Delta from $159.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Alaska flight from Boise to Helena is $317, flying from May 30 to Jun 6.
The cheapest United flight from Boise to Helena is $500, flying from Jun 13 to Jun 22.
The cheapest Delta flight from Boise to Helena is $317, flying from May 30 to Jun 6.

No airline flies direct from Boise to Helena.

There are 261 Alaska connecting flights from Boise to Helena per week. Flights are available every day.
There are 192 United connecting flights from Boise to Helena per week. Flights are available every day.
There are 70 Delta connecting flights from Boise to Helena per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Boise and Helena at price $755 is offered by United from Sat, May 9 to Sun, May 10.

No airline flies direct from Boise to Helena.

There are 261 Alaska connecting flights from Boise to Helena per week. Flights are available every day.
There are 192 United connecting flights from Boise to Helena per week. Flights are available every day.
There are 70 Delta connecting flights from Boise to Helena per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are no direct flights from Boise to Helena.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Boise to Helena, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Boise and Helena start at $587 from Sat, May 30 to Sat, Jun 6 with Delta.

The cheapest economy class round-trip flights between Boise and Helena start at $317 from Sat, May 30 to Sat, Jun 6.

To book business class trips from Boise to Helena, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Boise and Helena starts at $755 from Sat, May 9 to Sun, May 10 with United.

The cheapest last-minute deal between Boise and Helena at price $755 is offered by United from Sat, May 9 to Sun, May 10.

To find last-minute flight deals from Boise to Helena, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.