$190+ 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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — STL
Jun 14 — Jun 211
Round-trip
1 adult, Economy
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Cheapest flights from Helena to MissouriExplore 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 May 15, 2026.
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 May 15, 2026.
This United Airlines deal was found by Cheapflights users on 5/12. 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 9/12:35 pm
HLN
- MCI
1 stop4h 59m
United Airlines
Sat 9/55:13 pm
MCI
- HLN
1 stop5h 17m
United Airlines
Deal found 5/12![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 5/14. 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 9/12:35 pm
HLN
- STL
1 stop5h 03m
United Airlines
Sat 9/54:40 pm
STL
- HLN
1 stop5h 50m
United Airlines
Deal found 5/14![United Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 5/13. 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 7/25:35 am
HLN
- MCI
1 stop7h 25m
Delta
Mon 7/66:00 pm
MCI
- HLN
1 stop5h 36m
Delta
Deal found 5/13![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 5/14. 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 10/312:30 pm
HLN
- COU
1 stop5h 00m
United Airlines
Tue 11/39:00 am
COU
- HLN
1 stop5h 27m
United Airlines
Deal found 5/14![United Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 5/13. 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 7/25:35 am
HLN
- MCI
1 stop7h 25m
Delta
Sun 7/56:00 pm
MCI
- HLN
1 stop5h 31m
Delta
Deal found 5/13![Delta logo]()
$489
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:09 pm
HLN
- STL
2 stops14h 38m
Alaska Airlines
Sun 8/27:56 pm
STL
- HLN
1 stop21h 36m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 5/13. 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 5/286:15 am
HLN
- MCI
1 stop5h 28m
United Airlines
Mon 6/15:24 pm
MCI
- HLN
1 stop4h 56m
United Airlines
Deal found 5/13![United Airlines logo]()
$558
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 5/265:45 am
HLN
- MCI
1 stop7h 13m
Delta
Sat 5/302:06 pm
MCI
- HLN
2 stops9h 27m
Delta
Deal found 5/11![Delta logo]()
$604
This United Airlines deal was found by Cheapflights users on 5/15. 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 5/302:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Wed 6/35:24 pm
MCI
- HLN
1 stop4h 56m
United Airlines
Deal found 5/15![United Airlines logo]()
$608
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/212:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Mon 5/255:24 pm
MCI
- HLN
1 stop4h 56m
United Airlines
Deal found 5/14![United Airlines logo]()
$634
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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.
Tue 9/15:11 pm
HLN
- STL
2 stops22h 52m
Alaska Airlines
Sat 9/55:59 pm
STL
- HLN
2 stops23h 35m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$693
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/296:15 am
HLN
- COU
1 stop13h 24m
United Airlines
Tue 6/210:48 am
COU
- HLN
2 stops11h 32m
United Airlines
Deal found 5/14![United Airlines logo]()
$733
Best flights from Helena to MissouriDiscover carefully curated flight deals from Helena to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 15, 2026.
Discover carefully curated flight deals from Helena to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 15, 2026.
This United Airlines deal was found by Cheapflights users on 5/14. 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 9/16:15 am
HLN
- MCI
1 stop5h 22m
United Airlines
Sat 9/55:13 pm
MCI
- HLN
1 stop5h 17m
United Airlines
Deal found 5/14![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 5/13. 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 7/25:35 am
HLN
- MCI
1 stop7h 25m
Delta
Mon 7/610:36 am
MCI
- HLN
2 stops13h 00m
Delta
Deal found 5/13![Delta logo]()
$434
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:09 pm
HLN
- STL
2 stops14h 38m
Alaska Airlines
Sun 8/28:00 am
STL
- HLN
2 stops33h 32m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$624
This United Airlines deal was found by Cheapflights users on 5/14. 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 9/12:35 pm
HLN
- STL
1 stop5h 03m
United Airlines
Sat 9/54:40 pm
STL
- HLN
1 stop5h 50m
United Airlines
Deal found 5/14![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 5/14. 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 10/312:30 pm
HLN
- COU
1 stop5h 00m
United Airlines
Tue 11/39:00 am
COU
- HLN
1 stop5h 27m
United Airlines
Deal found 5/14![United Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 5/265:45 am
HLN
- MCI
1 stop7h 13m
Delta
Sat 5/302:06 pm
MCI
- HLN
2 stops9h 27m
Delta
Deal found 5/11![Delta logo]()
$604
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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.
Tue 9/15:11 pm
HLN
- STL
2 stops22h 52m
Alaska Airlines
Sat 9/55:59 pm
STL
- HLN
2 stops23h 35m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$693
This United Airlines deal was found by Cheapflights users on 5/15. 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 5/302:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Wed 6/35:24 pm
MCI
- HLN
1 stop4h 56m
United Airlines
Deal found 5/15![United Airlines logo]()
$608
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/296:15 am
HLN
- COU
1 stop13h 24m
United Airlines
Tue 6/29:14 am
COU
- HLN
1 stop5h 19m
United Airlines
Deal found 5/14![United Airlines logo]()
$751
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/252:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Fri 5/299:10 am
MCI
- HLN
1 stop5h 23m
United Airlines
Deal found 5/10![United Airlines logo]()
$757
Last-minute flights from Helena to MissouriDiscover last-minute flight deals from Helena to Missouri. Data last updated May 15, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Missouri. Data last updated May 15, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:15 am
HLN
- STL
1 stop5h 58m
United Airlines
Sun 5/178:46 am
STL
- HLN
1 stop5h 52m
United Airlines
Deal found 5/10![United Airlines logo]()
$827
This Delta deal was found by Cheapflights users on 5/11. 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.
Thu 5/145:45 am
HLN
- STL
2 stops10h 31m
Delta
Sun 5/177:00 am
STL
- HLN
1 stop6h 23m
Delta
Deal found 5/11![Delta logo]()
$904
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/212:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Mon 5/255:24 pm
MCI
- HLN
1 stop4h 56m
United Airlines
Deal found 5/14![United Airlines logo]()
$634
This United Airlines deal was found by Cheapflights users on 5/12. 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 5/232:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Mon 5/259:10 am
MCI
- HLN
1 stop5h 23m
United Airlines
Deal found 5/12![United Airlines logo]()
$708
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/252:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Fri 5/299:10 am
MCI
- HLN
1 stop5h 23m
United Airlines
Deal found 5/10![United Airlines logo]()
$757
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 5/265:45 am
HLN
- MCI
1 stop7h 13m
Delta
Sat 5/302:06 pm
MCI
- HLN
2 stops9h 27m
Delta
Deal found 5/11![Delta logo]()
$604
This United Airlines deal was found by Cheapflights users on 5/12. 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 5/272:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Sun 5/315:24 pm
MCI
- HLN
1 stop4h 56m
United Airlines
Deal found 5/12![United Airlines logo]()
$694
This United Airlines deal was found by Cheapflights users on 5/13. 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 5/286:15 am
HLN
- MCI
1 stop5h 28m
United Airlines
Mon 6/15:24 pm
MCI
- HLN
1 stop4h 56m
United Airlines
Deal found 5/13![United Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/296:15 am
HLN
- COU
1 stop13h 24m
United Airlines
Tue 6/210:48 am
COU
- HLN
2 stops11h 32m
United Airlines
Deal found 5/14![United Airlines logo]()
$733
This United Airlines deal was found by Cheapflights users on 5/15. 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 5/302:20 pm
HLN
- MCI
1 stop5h 23m
United Airlines
Wed 6/35:24 pm
MCI
- HLN
1 stop4h 56m
United Airlines
Deal found 5/15![United Airlines logo]()
$608
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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.
Sat 6/275:09 pm
HLN
- MCI
1 stop19h 12m
Alaska Airlines
Sun 6/287:58 pm
MCI
- HLN
1 stop21h 34m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$763
One-way flights from Helena to MissouriSearch for one-way flight options from Helena to Missouri. Find affordable one-way fares based on user searches. Data last updated May 15, 2026.
Search for one-way flight options from Helena to Missouri. Find affordable one-way fares based on user searches. Data last updated May 15, 2026.
This Delta deal was found by Cheapflights users on 5/14. 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 6/61:03 pm
HLN
- STL
1 stop7h 03m
Delta
Deal found 5/14![Delta logo]()
$190
This Delta deal was found by Cheapflights users on 5/14. 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 6/31:03 pm
HLN
- STL
1 stop5h 00m
Delta
Deal found 5/14![Delta logo]()
$210
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:09 pm
HLN
- MCI
1 stop19h 12m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$225
This Delta deal was found by Cheapflights users on 5/14. 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 6/51:03 pm
HLN
- STL
1 stop5h 00m
Delta
Deal found 5/14![Delta logo]()
$240
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Sun 6/286:15 am
HLN
- MCI
1 stop5h 15m
United Airlines
Deal found 5/11![United Airlines logo]()
$319
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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 6/44:43 pm
HLN
- STL
2 stops22h 54m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 5/14. 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 6/41:03 pm
HLN
- STL
1 stop5h 00m
Delta
Deal found 5/14![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 5/14. 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.
Mon 6/82:20 pm
HLN
- STL
1 stop5h 50m
United Airlines
Deal found 5/14![United Airlines logo]()
$360
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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 8/125:09 pm
HLN
- STL
2 stops22h 28m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 5/13. 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 5/272:20 pm
HLN
- COU
1 stop5h 19m
United Airlines
Deal found 5/13![United Airlines logo]()
$373
This Delta deal was found by Cheapflights users on 5/14. 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 6/91:00 pm
HLN
- STL
2 stops9h 56m
Delta
Deal found 5/14![Delta logo]()
$375
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 6/296:15 am
HLN
- MCI
2 stops13h 07m
United Airlines
Deal found 5/11![United Airlines logo]()
$378
Find flight deals from Helena to Missouri
Keep the following information in mind while searching for Helena to Missouri flight deals. Data was last updated May 15, 2026.
Round-trip from | $409 (United Airlines) |
|---|---|
One-way from | $190 (Delta) |
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 May 15, 2026.
Use the filters below to find and compare flights from Helena to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HelenaKansas City
HLN - MCI
HLNMCI
Helena
Tue 9/1
6:15 am-12:37 pm
1 stop5h 22m
Kansas City
Sat 9/5
5:13 pm-9:30 pm
1 stop5h 17m
$409
HelenaSt. Louis
HLN - STL
HLNSTL
Helena
Tue 9/1
2:35 pm-8:38 pm
1 stop5h 03m
Lambert-St Louis
Sat 9/5
4:40 pm-9:30 pm
1 stop5h 50m
$419
HelenaKansas City
HLN - MCI
HLNMCI
Helena
Thu 7/2
5:35 am-2:00 pm
1 stop7h 25m
Kansas City
Mon 7/6
10:36 am-10:36 pm
2 stops13h 00m
$434
HelenaColumbia
HLN - COU
HLNCOU
Helena
Sat 10/31
2:30 pm-8:30 pm
1 stop5h 00m
Columbia Regional
Tue 11/3
9:00 am-1:27 pm
1 stop5h 27m
$478
HelenaKansas City
HLN - MCI
HLNMCI
Helena
Tue 5/26
5:45 am-1:58 pm
1 stop7h 13m
Kansas City
Sat 5/30
2:06 pm-10:33 pm
2 stops9h 27m
$604
Quickest round-trip
HelenaKansas City
HLN - MCI
HLNMCI
Helena
Sat 5/30
2:20 pm-8:43 pm
1 stop5h 23m
Kansas City
Wed 6/3
5:24 pm-9:20 pm
1 stop4h 56m
$608
HelenaSt. Louis
HLN - STL
HLNSTL
Helena
Wed 7/29
5:09 pm-8:47 am
2 stops14h 38m
Lambert-St Louis
Sun 8/2
8:00 am-4:32 pm
2 stops33h 32m
$624
HelenaSt. Louis
HLN - STL
HLNSTL
Helena
Tue 9/1
5:11 pm-5:03 pm
2 stops22h 52m
Lambert-St Louis
Sat 9/5
5:59 pm-4:34 pm
2 stops23h 35m
$693
HelenaColumbia
HLN - COU
HLNCOU
Helena
Fri 5/29
6:15 am-8:39 pm
1 stop13h 24m
Columbia Regional
Tue 6/2
9:14 am-1:33 pm
1 stop5h 19m
$751
HelenaKansas City
HLN - MCI
HLNMCI
Helena
Mon 5/25
2:20 pm-8:43 pm
1 stop5h 23m
Kansas City
Fri 5/29
9:10 am-1:33 pm
1 stop5h 23m
$757
Showing 1-10 of 20 resultsSorted by cheapest first
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.
HLN-STL
HLN-MCI
HLN-COU
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
HLN-USMO
HLN-STL
HLN-MCI
HLN-COU
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Missouri
Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated May 15, 2026.
Get a feel of what it's like to fly with United Airlines from Helena to Missouri by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Food
6.6
Boarding
7.7
Crew
8.1
Comfort
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Overall
7.4
Food
6.6
Boarding
7.7
Crew
8.1
Comfort
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
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Alternative routes for Helena to Missouri
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Complete your trip
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Helena and Missouri flights
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Top airline flying from Helena to Missouri
Discover the top airline that operate flights from Helena to Missouri. 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 May 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$323 | Average$348 | FlexibilityNo cancel fee | On-time69% |