HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Missouri

$195+ Cheap flights from Helena (HLN) to Missouri

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — STL
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to Missouri with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Helena to Missouri

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

This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 12/106:28 pmHLN - MCI
1 stop28h 30mAlaska Airlines
Tue 12/166:55 amMCI - HLN
1 stop11h 56mAlaska Airlines
Deal found 10/27$352
This Delta deal was found by Cheapflights users on 10/27. 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 12/101:06 pmHLN - MCI
2 stops9h 04mDelta
Tue 12/166:22 pmMCI - HLN
1 stop5h 08mDelta
Deal found 10/27$394
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/122:22 pmHLN - COU
1 stop5h 29mUnited Airlines
Sun 11/169:00 amCOU - HLN
1 stop5h 27mUnited Airlines
Deal found 10/28$460
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/116:40 amHLN - STL
1 stop4h 59mUnited Airlines
Sat 11/154:43 pmSTL - HLN
1 stop5h 39mUnited Airlines
Deal found 10/27$549
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/122:22 pmHLN - MCI
1 stop8h 20mUnited Airlines
Sun 11/169:05 amMCI - HLN
1 stop5h 22mUnited Airlines
Deal found 10/28$581
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 12/256:32 pmHLN - STL
1 stop28h 27mAlaska Airlines
Tue 12/307:00 amSTL - HLN
1 stop11h 55mAlaska Airlines
Deal found 10/27$615
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 12/252:26 pmHLN - STL
1 stop6h 56mUnited Airlines
Tue 12/306:35 pmSTL - HLN
2 stops20h 10mUnited Airlines
Deal found 10/27$632
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/262:26 pmHLN - STL
1 stop6h 56mUnited Airlines
Fri 1/29:00 amSTL - HLN
1 stop5h 45mUnited Airlines
Deal found 10/28$669
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 10/302:22 pmHLN - MCI
1 stop5h 25mUnited Airlines
Tue 11/45:11 pmMCI - HLN
1 stop5h 11mUnited Airlines
Deal found 10/28$703

Cheap flight deals from Helena to Missouri

Keep the following information in mind while searching for Helena to Missouri flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$338
(Alaska Airlines)

One-way from

$195
(Delta)
Provider with most accurate pricing for Helena-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Lambert-St Louis flights.
Search Deals
From Helena to Missouri
Search Deals
One-way flight from Helena to Missouri
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Missouri 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 October 29, 2025.
Use the filters below to find and compare flights from Helena to Missouri that are best for you.

Fly from

Helena

Fly to

Missouri

Route

Depart

Return

Price

HelenaSt. Louis

HLN - STL

HLNSTL

Helena

Sat 2/28

4:10 pm-11:56 pm

1 stop6h 46m

Lambert-St Louis

Tue 3/3

7:00 am-3:43 pm

1 stop9h 43m

$338

HelenaSt. Louis

HLN - STL

HLNSTL

Helena

Sat 2/28

12:50 pm-11:10 pm

2 stops9h 20m

Lambert-St Louis

Tue 3/3

7:00 am-12:27 pm

1 stop6h 27m

$344

HelenaKansas City

HLN - MCI

HLNMCI

Helena

Wed 12/10

6:28 pm-11:58 pm

1 stop28h 30m

Kansas City

Tue 12/16

6:55 am-5:51 pm

1 stop11h 56m

$352

HelenaKansas City

HLN - MCI

HLNMCI

Helena

Wed 12/10

1:06 pm-11:10 pm

2 stops9h 04m

Kansas City

Tue 12/16

6:22 pm-10:30 pm

1 stop5h 08m

$394

HelenaKansas City

HLN - MCI

HLNMCI

Helena

Sat 4/4

5:35 am-1:15 pm

1 stop6h 40m

Kansas City

Wed 4/8

6:10 pm-10:38 pm

1 stop5h 28m

$417

HelenaColumbia

HLN - COU

HLNCOU

Helena

Wed 11/12

2:22 pm-8:51 pm

1 stop5h 29m

Columbia Regional

Sun 11/16

9:00 am-1:27 pm

1 stop5h 27m

$460

HelenaSt. Louis

HLN - STL

HLNSTL

Helena

Tue 4/21

2:30 pm-8:59 pm

1 stop5h 29m

Lambert-St Louis

Fri 4/24

4:30 pm-8:59 pm

1 stop5h 29m

$528

HelenaSt. Louis

HLN - STL

HLNSTL

Helena

Tue 4/21

5:45 am-4:45 pm

2 stops10h 00m

Lambert-St Louis

Fri 4/24

7:30 am-12:23 pm

1 stop5h 53m

$542

HelenaSt. Louis

HLN - STL

HLNSTL

Helena

Tue 11/11

6:40 am-12:39 pm

1 stop4h 59m

Lambert-St Louis

Sat 11/15

4:43 pm-9:22 pm

1 stop5h 39m

$549

HelenaKansas City

HLN - MCI

HLNMCI

Helena

Tue 1/6

1:10 pm-8:39 pm

1 stop6h 29m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 19 results
1
2

Best time to book a flight from Helena to Missouri

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

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

Currently, April is the cheapest month in which you can book a flight from Helena to Missouri (average of $147). Flying from Helena to Missouri in March is currently the most expensive (average of $308). 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.

Related info for your journey

Find useful and relevant information for your journey from Helena to Missouri. 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 from for flights from Helena to Missouri?

    If you book a flight to Missouri from Helena, you will be flying from Helena, which is the city’s only airport. Helena (HLN) is located 2.7 mi from the center of Helena.

  • How long is the flight from Helena to Missouri?

    A quick flight from Helena to Missouri can take about 5h 29m. Alaska Airlines provides one of the quickest options available for as low as $460. The distance from Helena to Missouri is about 1133 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Helena to Missouri?

    Most travelers choose Helena - Kansas City, Helena - Lambert-St Louis or Helena - Columbia Regional when deciding on the best route from Helena to Missouri.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Helena to Missouri (average of $147). Flying from Helena to Missouri in March is currently the most expensive (average of $308). 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

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 Helena to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Seattle flights
Bozeman to Minneapolis flights
Missoula to Seattle flights
Bozeman to Denver flights
Bozeman to Las Vegas flights
Bozeman to San Francisco flights
Kalispell to Seattle flights
Bozeman to John F Kennedy Intl flights
Bozeman to Dallas/Fort Worth flights
Bozeman to Sky Harbor Intl flights
Bozeman to Newark flights
Missoula to Sky Harbor Intl flights
Missoula to Denver flights
Bozeman to Boston flights
Bozeman to Boise flights
Bozeman to San Diego flights
Bozeman to Los Angeles flights
Missoula to Minneapolis flights
Great Falls to Las Vegas flights
Missoula to Las Vegas flights
Bozeman to Orlando flights
Kalispell to Dallas/Fort Worth flights
Missoula to Dulles Intl flights
Bozeman to Nashville flights
Billings to Seattle flights
Billings to Tampa flights
Kalispell to Las Vegas flights
Helena to Seattle flights
Bozeman to Baltimore flights
Bozeman to O'Hare Intl flights
Kalispell to Sky Harbor Intl flights
Bozeman to Atlanta flights
Missoula to O'Hare Intl flights
Bozeman to LaGuardia flights
Missoula to Dallas/Fort Worth flights
Bozeman to Dulles Intl flights
Billings to Sky Harbor Intl flights
Missoula to Boston flights
Kalispell to Denver flights
Bozeman to Salt Lake City flights
Great Falls to Seattle flights
Helena to Las Vegas flights
Kalispell to Salt Lake City flights
Billings to Las Vegas flights
Billings to Denver flights
Billings to San Francisco flights
Missoula to Baltimore flights
Helena to Sky Harbor Intl flights
Bozeman to Kahului flights
Kalispell to Los Angeles flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.