$369+ Cheap flights from Missouri to Helena (HLN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HLN
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Missouri to Helena
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Cheapest flights from Missouri to HelenaExplore the most affordable flight options available from Missouri to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Missouri to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Delta deal was found by Cheapflights users on 10/25. 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 11/186:00 pm -
1 stop5h 26m
Mon 11/237:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 10/25. 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 11/1810:32 am -
2 stops12h 54m
Sun 11/221:07 pm -
2 stops9h 17m
Deal found 10/25![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 10/25. 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.
Mon 11/167:00 am -
1 stop6h 27m
Mon 11/237:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 10/25. 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.
Tue 11/177:00 am -
1 stop6h 27m
Sun 11/227:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$444
This Delta deal was found by Cheapflights users on 10/25. 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.
Tue 11/177:00 am -
1 stop6h 27m
Mon 11/231:07 pm -
2 stops9h 17m
Deal found 10/25![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/178:45 am -
1 stop5h 55m
Sat 11/212:23 pm -
1 stop5h 24m
Deal found 10/25![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 10/25. 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 11/157:57 pm -
2 stops17h 30m
Mon 11/237:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 10/25. 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 11/157:57 pm -
2 stops17h 30m
Sun 11/221:07 pm -
2 stops9h 17m
Deal found 10/25![Delta logo]()
$523
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/58:50 am -
1 stop5h 50m
Mon 11/92:23 pm -
1 stop5h 36m
Deal found 10/21![United Airlines logo]()
$559
This Delta deal was found by Cheapflights users on 10/26. 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.
Fri 10/302:38 pm -
2 stops8h 46m
Sun 11/11:08 pm -
1 stop7h 01m
Deal found 10/26![Delta logo]()
$584
This United Airlines deal was found by Cheapflights users on 10/23. 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 10/304:39 pm -
1 stop5h 52m
Sun 11/16:28 am -
1 stop5h 10m
Deal found 10/23![United Airlines logo]()
$629
Best flights from Missouri to HelenaDiscover carefully curated flight deals from Missouri to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Missouri to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Delta deal was found by Cheapflights users on 10/25. 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.
Thu 11/197:00 am -
1 stop6h 27m
Sun 11/227:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 2/68:50 am -
1 stop5h 50m
Tue 2/96:15 am -
1 stop5h 18m
Deal found 10/21![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 10/25. 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 11/186:00 pm -
1 stop5h 26m
Mon 11/237:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 10/25. 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 11/187:00 am -
1 stop6h 27m
Sun 11/227:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 2/64:30 pm -
1 stop6h 02m
Wed 2/102:27 pm -
1 stop5h 11m
Deal found 10/22![United Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 10/25. 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.
Sat 11/217:00 am -
1 stop6h 27m
Sun 11/227:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$444
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/68:45 am -
1 stop5h 55m
Tue 11/106:28 am -
1 stop5h 00m
Deal found 10/22![United Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sat 11/75:20 pm -
1 stop5h 11m
Wed 11/112:23 pm -
1 stop5h 24m
Deal found 10/23![United Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 10/25. 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 11/157:57 pm -
2 stops17h 30m
Sun 11/227:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$518
Last-minute flights from Missouri to HelenaDiscover last-minute flight deals from Missouri to Helena. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Helena. Data last updated October 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/26. 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.
Fri 10/302:38 pm -
2 stops8h 46m
Sun 11/11:08 pm -
1 stop7h 01m
Deal found 10/26![Delta logo]()
$584
This United Airlines deal was found by Cheapflights users on 10/23. 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 10/304:39 pm -
1 stop5h 52m
Sun 11/16:28 am -
1 stop5h 10m
Deal found 10/23![United Airlines logo]()
$629
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/58:50 am -
1 stop5h 50m
Mon 11/92:23 pm -
1 stop5h 36m
Deal found 10/21![United Airlines logo]()
$559
This Delta deal was found by Cheapflights users on 10/25. 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 11/157:57 pm -
2 stops17h 30m
Mon 11/237:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 10/25. 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 11/157:57 pm -
2 stops17h 30m
Sun 11/221:07 pm -
2 stops9h 17m
Deal found 10/25![Delta logo]()
$523
This Delta deal was found by Cheapflights users on 10/25. 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.
Mon 11/167:00 am -
1 stop6h 27m
Mon 11/237:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 10/25. 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.
Tue 11/177:00 am -
1 stop6h 27m
Sun 11/227:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$444
This Delta deal was found by Cheapflights users on 10/25. 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.
Tue 11/177:00 am -
1 stop6h 27m
Mon 11/231:07 pm -
2 stops9h 17m
Deal found 10/25![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/178:45 am -
1 stop5h 55m
Sat 11/212:23 pm -
1 stop5h 24m
Deal found 10/25![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/171:09 pm -
2 stops9h 22m
Tue 11/242:23 pm -
1 stop5h 24m
Deal found 10/25![United Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 10/25. 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 11/187:00 am -
1 stop6h 27m
Sun 11/227:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 10/25. 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 11/1810:32 am -
2 stops12h 54m
Mon 11/237:00 am -
1 stop6h 04m
Deal found 10/25![Delta logo]()
$374
One-way flights from Missouri to HelenaSearch for one-way flight options from Missouri to Helena. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Missouri to Helena. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This deal was found by Cheapflights users on 10/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/178:41 am -
1 stop6h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sat 11/75:20 pm -
1 stop5h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$404
Find flight deals from Missouri to Helena
Keep the following information in mind while searching for Missouri to Helena flight deals. Data was last updated October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $369 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Missouri 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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Missouri to Helena that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kansas CityHelena
MCI Kansas City - HLN Helena
MCIHLN
Kansas City
Thu 11/19
7:00 am-12:27 pm
1 stop6h 27m
Helena
Sun 11/22
7:00 am-2:04 pm
1 stop6h 04m
$369
Kansas CityHelena
MCI Kansas City - HLN Helena
MCIHLN
Kansas City
Wed 11/18
6:00 pm-10:26 pm
1 stop5h 26m
Helena
Mon 11/23
7:00 am-2:04 pm
1 stop6h 04m
$369
Kansas CityHelena
MCI Kansas City - HLN Helena
MCIHLN
Kansas City
Wed 11/18
7:00 am-12:27 pm
1 stop6h 27m
Helena
Sun 11/22
7:00 am-2:04 pm
1 stop6h 04m
$369
St. LouisHelena
STL Lambert-St Louis - HLN Helena
STLHLN
Lambert-St Louis
Thu 12/17
8:41 am-1:46 pm
1 stop6h 05m
Helena
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$404
Quickest round-trip
Kansas CityHelena
MCI Kansas City - HLN Helena
MCIHLN
Kansas City
Sat 11/7
5:20 pm-9:31 pm
1 stop5h 11m
Helena
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$404
Kansas CityHelena
MCI Kansas City - HLN Helena
MCIHLN
Kansas City
Sat 11/21
7:00 am-12:27 pm
1 stop6h 27m
Helena
Sun 11/22
7:00 am-2:04 pm
1 stop6h 04m
$444
Kansas CityHelena
MCI Kansas City - HLN Helena
MCIHLN
Kansas City
Sat 2/6
8:50 am-1:40 pm
1 stop5h 50m
Helena
Tue 2/9
6:15 am-12:33 pm
1 stop5h 18m
$479
St. LouisHelena
STL Lambert-St Louis - HLN Helena
STLHLN
Lambert-St Louis
Sat 2/6
4:30 pm-9:32 pm
1 stop6h 02m
Helena
Wed 2/10
2:27 pm-8:38 pm
1 stop5h 11m
$489
Kansas CityHelena
MCI Kansas City - HLN Helena
MCIHLN
Kansas City
Sun 11/15
7:57 pm-12:27 pm
2 stops17h 30m
Helena
Sun 11/22
7:00 am-2:04 pm
1 stop6h 04m
$518
Kansas CityHelena
MCI Kansas City - HLN Helena
MCIHLN
Kansas City
Fri 11/6
8:45 am-1:40 pm
1 stop5h 55m
Helena
Tue 11/10
6:28 am-12:28 pm
1 stop5h 00m
$529
Showing 1-10 of 11 resultsSorted by cheapest first
Best time to book a flight from Missouri to Helena
Have a flexible travel schedule? Discover the best time to fly to Helena from Missouri with our price prediction graph.
MCI-HLN
STL-HLN
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 Missouri to Helena
USMO-HLN
MCI-HLN
STL-HLN
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Missouri to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to Helena by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Missouri to Helena, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Helena
Explore flights to Helena departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Missouri and Helena flights
Browse other Missouri and Helena flight options. Last updated on October 26, 2026.
Popular flight searches
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Missouri to Helena flights
Consider these flights traveling from Missouri to Helena.
Top airline flying from Missouri to Helena
Discover the top airline that operate flights from Missouri 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$378 | Average$519 | FlexibilityNo cancel fee | On-time69% |