In terms of precipitation, rainfall in Helena ranges from 0.3 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Helena when rainfall is around 0.3 in.

If weather is an important factor for your trip to Helena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from MIA to HLN?

When flying from Miami to Helena, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Miami to Helena that include hotel bookings?

Yes. In addition to deals on Miami to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Miami to Helena?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Miami to Helena.

Can I find deals for business class flights from Miami to Helena?

Yes. Cheapflights offers flight deals from Miami to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$236+ Flights from Miami to Helena

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Cheap flight deals from Miami to Helena

Round-trip from	$443 (Alaska Airlines)
One-way from	$236 (Delta)

From Miami to Helena

Search Deals

One-way flight from Miami to Helena

Search Deals

Find flight deals from Miami to Helena

Cheapest flights from Miami to Helena
Explore the most affordable flight options available from Miami to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Sat 10/46:46 pmMIA - HLN

1 stop24h 55mAlaska Airlines

Tue 10/76:18 pmHLN - MIA

1 stop21h 11mAlaska Airlines

Deal found 7/28

$443

Sat 10/47:10 amMIA - HLN

2 stops17h 04mDelta

Tue 10/71:00 pmHLN - MIA

2 stops9h 29mDelta

Deal found 7/28

$484

Tue 8/198:00 amMIA - HLN

1 stop10h 04mUnited Airlines

Fri 8/225:20 pmHLN - MIA

1 stop26h 35mUnited Airlines

Deal found 7/29

$519

Best flights from Miami to Helena
Discover carefully curated flight deals from Miami to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Sat 10/46:46 pmMIA - HLN

1 stop24h 55mAlaska Airlines

Tue 10/76:18 pmHLN - MIA

1 stop21h 11mAlaska Airlines

Deal found 7/28

$443

Sat 10/47:10 amMIA - HLN

2 stops17h 04mDelta

Tue 10/71:00 pmHLN - MIA

2 stops9h 29mDelta

Deal found 7/28

$484

Tue 8/198:00 amMIA - HLN

1 stop10h 04mUnited Airlines

Fri 8/225:20 pmHLN - MIA

1 stop26h 35mUnited Airlines

Deal found 7/29

$519

Last-minute flights from Miami to Helena
Discover last-minute flight deals from Miami to Helena. Data last updated July 29, 2025 and is based on user searches.

Wed 8/63:17 pmMIA - HLN

1 stop7h 58mUnited Airlines

Sun 8/105:39 pmHLN - MIA

1 stop10h 20mUnited Airlines

Deal found 7/28

$856

Tue 8/198:00 amMIA - HLN

1 stop10h 04mUnited Airlines

Fri 8/225:20 pmHLN - MIA

1 stop26h 35mUnited Airlines

Deal found 7/29

$519

Sun 8/246:31 pmMIA - HLN

1 stop22h 50mAlaska Airlines

Sat 8/304:02 pmHLN - MIA

1 stop23h 29mAlaska Airlines

Deal found 7/29

$483

One-way flights from Miami to Helena
Search for one-way flight options from Miami to Helena. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Wed 9/32:38 pmMIA - HLN

2 stops9h 35mDelta

Deal found 7/28

$236

Wed 9/38:00 amMIA - HLN

1 stop10h 04mUnited Airlines

Deal found 7/28

$281

Fly from

Fly to

Route

Depart

Return

Price

MiamiHelena

MIA - HLN

MIAHLN

Miami

Sat 10/4

6:46 pm-5:41 pm

1 stop24h 55m

Helena

Tue 10/7

6:18 pm-5:29 pm

1 stop21h 11m

$443

MiamiHelena

MIA - HLN

MIAHLN

Miami

Sat 10/4

7:10 am-10:14 pm

2 stops17h 04m

Helena

Tue 10/7

1:00 pm-12:29 am

2 stops9h 29m

$484

MiamiHelena

MIA - HLN

MIAHLN

Miami

Tue 8/19

8:00 am-4:04 pm

1 stop10h 04m

Helena

Fri 8/22

5:20 pm-9:55 pm

1 stop26h 35m

$519

MiamiHelena

MIA - HLN

MIAHLN

Miami

Wed 9/3

2:38 pm-10:13 pm

2 stops9h 35m

$236

MiamiHelena

MIA - HLN

MIAHLN

Miami

Wed 9/3

8:00 am-4:04 pm

1 stop10h 04m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Miami to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Miami with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Miami to Helena

What is the cheapest month to book a flight from Miami to Helena?

Currently, February is the cheapest month in which you can book a flight from Miami to Helena (average of $353). Flying from Miami to Helena in May is currently the most expensive (average of $517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Helena

See what other customers who have flown with Alaska Airlines, Delta, and United Airlines from Miami to Helena have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Delta

8.0

Very good

7,977 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

United Airlines

7.4

Good

8,899 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Can I find deals for flights from Miami to Helena that include hotel bookings?
Yes. In addition to deals on Miami to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Miami to Helena?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Miami to Helena.
Can I find deals for business class flights from Miami to Helena?
Yes. Cheapflights offers flight deals from Miami to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Miami to Helena?
Currently, February is the cheapest month in which you can book a flight from Miami to Helena (average of $353). Flying from Miami to Helena in May is currently the most expensive (average of $517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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$236+ Cheap flights from Miami to Helena (MIA - HLN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Miami to Helena with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Miami to Helena

Round-trip from

One-way from

Find flight deals from Miami to Helena

Cheapest flights from Miami to HelenaExplore the most affordable flight options available from Miami to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Miami to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Miami to Helena that are best for you.

Best time to book a flight from Miami to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Miami with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Miami to Helena

What is the cheapest month to book a flight from Miami to Helena?

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helena. Reviews last updated July 29, 2025.

See what other customers who have flown with Alaska Airlines, Delta, and United Airlines from Miami to Helena have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Miami to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Miami to Helena that include hotel bookings?

How can I find direct flights from Miami to Helena?

Can I find deals for business class flights from Miami to Helena?

What is the cheapest month to book a flight from Miami to Helena?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Miami to Helena

See prices for flight routes from nearby airports that may be better suited for you.

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Travel Smart

Cheapest flights from Miami to Helena
Explore the most affordable flight options available from Miami to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.