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Helena

$212+ Cheap flights from Chicago (CHI) to Helena (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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — HLN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Chicago to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Helena (HLN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$368
(Alaska Airlines)

One-way from

$212
(Trip.com)
From Chicago (CHI) to Helena
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One-way flight from Chicago (CHI) to Helena
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Find flight deals from Chicago to Helena

Cheapest flights from Chicago to Helena
Explore the most affordable flight options available from Chicago to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:00 amORD - HLN
1 stop8h 21mAlaska Airlines
Tue 9/234:02 pmHLN - ORD
1 stop14h 01mAlaska Airlines
Deal found 6/10$275
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/316:10 amORD - HLN
2 stops7h 10mDelta
Sat 9/65:50 amHLN - ORD
2 stops10h 14mDelta
Deal found 6/11$415
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:35 amMDW - HLN
2 stops13h 02mDelta
Tue 9/235:40 amHLN - MDW
2 stops11h 27mDelta
Deal found 6/10$534
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/275:00 amORD - HLN
1 stop12h 55mUnited Airlines
Tue 7/12:34 pmHLN - ORD
1 stop18h 07mUnited Airlines
Deal found 6/11$588

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Chicago to Helena that are best for you.

Fly from

Chicago

Fly to

Helena

Route

Depart

Return

Price

ChicagoHelena

ORD - HLN

ORDHLN

Chicago O'Hare Intl

Wed 9/17

8:00 am-3:21 pm

1 stop8h 21m

Helena

Tue 9/23

4:02 pm-7:03 am

1 stop14h 01m

$275

ChicagoHelena

ORD - HLN

ORDHLN

Chicago O'Hare Intl

Sun 8/31

6:10 am-12:20 pm

2 stops7h 10m

Helena

Sat 9/6

5:50 am-5:04 pm

2 stops10h 14m

$415

ChicagoHelena

MDW - HLN

MDWHLN

Chicago Midway

Wed 9/17

10:35 am-10:37 pm

2 stops13h 02m

Helena

Tue 9/23

5:40 am-6:07 pm

2 stops11h 27m

$534

ChicagoHelena

ORD - HLN

ORDHLN

Chicago O'Hare Intl

Fri 6/27

5:00 am-4:55 pm

1 stop12h 55m

Helena

Tue 7/1

2:34 pm-9:41 am

1 stop18h 07m

$588

ChicagoHelena

ORD - HLN

ORDHLN

Chicago O'Hare Intl

Sat 7/26

6:00 am-3:31 pm

1 stop10h 31m

$212

ChicagoHelena

ORD - HLN

ORDHLN

Chicago O'Hare Intl

Fri 8/29

7:45 am-12:20 pm

1 stop5h 35m

$230

ChicagoHelena

ORD - HLN

ORDHLN

Chicago O'Hare Intl

Fri 8/29

7:00 am-3:21 pm

2 stops33h 21m

$232

ChicagoHelena

MDW - HLN

MDWHLN

Chicago Midway

Fri 8/29

1:08 pm-10:13 pm

2 stops10h 05m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Chicago to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Chicago 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 Chicago to Helena

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

Currently, February is the cheapest month in which you can book a flight from Chicago to Helena (average of $353). Flying from Chicago to Helena in July is currently the most expensive (average of $555). 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.

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

Find hourly flight availability from Chicago to Helena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Chicago to Helena, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 36% versus a flight at noon.

Rainfall in Helena by month

Plan your trip to Helena by taking into account the average rainfall totals by month.

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.

Temperature in Helena by month

Plan your trip to Helena by taking into account the average temperature totals by month.

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).

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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What airport do you fly into for flights to Helena from Chicago?

    Located just 2.7 mi from the city center, Helena is the airport most travelers will use when flying to Helena from Chicago. Booking flights from Chicago to Helena (HLN) should be relatively easy as there are 0 daily inbound flights from Chicago from 1 airline.

  • What are the cheapest airlines flying from Chicago to Helena round-trip?

    Currently priced at $368, Alaska Airlines will fly you from Chicago to Helena and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $415 and $588, respectively.

  • What are the cheapest airlines to fly from Chicago to Helena one-way?

    $212 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Delta and Alaska Airlines, with prices starting from $230 and $232, respectively.

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

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

  • How can I find direct flights from Chicago to Helena?

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

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

    Yes. Cheapflights offers flight deals from Chicago 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 Chicago to Helena?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Helena (average of $353). Flying from Chicago to Helena in July is currently the most expensive (average of $555). 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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Top airline flying from Chicago to Helena

Discover the top airline that operate flights from Chicago to Helena. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$426Average$668FlexibilityNo cancel feeOn-time69%

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