$248+ Cheap flights from Helena to Las Vegas (HLN - LAS)
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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LAS
Aug 27 — Sep 31
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 Helena to Las Vegas
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Best
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Cheapest flights from Helena to Las VegasExplore the most affordable flight options available from Helena to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.
Explore the most affordable flight options available from Helena to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 11/104:41 pm
HLN
- LAS
1 stop19h 40m
Alaska Airlines
Sat 11/149:36 am
LAS
- HLN
1 stop5h 28m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$353
This Booking.com deal was found by Cheapflights users on 7/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:11 pm
HLN
- LAS
1 stop7h 06m
Alaska Airlines
Wed 9/26:02 am
LAS
- HLN
1 stop9h 32m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$368
This Booking.com deal was found by Cheapflights users on 7/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:18 pm
HLN
- LAS
1 stop25h 15m
Alaska Airlines
Mon 9/146:12 pm
LAS
- HLN
1 stop21h 29m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$401
This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:18 pm
HLN
- LAS
1 stop6h 59m
Alaska Airlines
Wed 9/3010:30 am
LAS
- HLN
1 stop5h 11m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$413
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:18 pm
HLN
- LAS
1 stop27h 52m
Alaska Airlines
Sat 9/268:02 am
LAS
- HLN
1 stop7h 39m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:18 pm
HLN
- LAS
1 stop21h 23m
Alaska Airlines
Mon 9/286:02 am
LAS
- HLN
1 stop9h 39m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$419
This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:18 pm
HLN
- LAS
1 stop6h 59m
Alaska Airlines
Sat 10/39:45 am
LAS
- HLN
1 stop6h 04m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:57 pm
HLN
- LAS
2 stops10h 44m
Delta
Sat 9/267:22 pm
LAS
- HLN
2 stops15h 55m
Delta
Deal found 7/28![Delta logo]()
$425
This Trip.com deal was found by Cheapflights users on 7/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:11 pm
HLN
- LAS
1 stop8h 00m
Multiple Airlines
Tue 9/88:02 am
LAS
- HLN
1 stop7h 39m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$428
Best flights from Helena to Las VegasDiscover carefully curated flight deals from Helena to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2026.
Discover carefully curated flight deals from Helena to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 11/104:41 pm
HLN
- LAS
1 stop19h 40m
Alaska Airlines
Sat 11/149:36 am
LAS
- HLN
1 stop5h 28m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:57 pm
HLN
- LAS
2 stops10h 40m
Delta
Mon 9/1412:52 pm
LAS
- HLN
2 stops8h 32m
Delta
Deal found 7/23![Delta logo]()
$465
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:18 pm
HLN
- LAS
1 stop25h 15m
Alaska Airlines
Mon 9/286:02 am
LAS
- HLN
1 stop9h 39m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 7/27. 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.
Fri 10/91:08 pm
HLN
- LAS
2 stops10h 51m
Delta
Sun 10/116:00 am
LAS
- HLN
1 stop5h 28m
Delta
Deal found 7/27![Delta logo]()
$500
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 9/115:18 pm
HLN
- LAS
2 stops22h 13m
Alaska Airlines
Mon 9/146:12 pm
LAS
- HLN
1 stop21h 29m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$472
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 9/255:18 pm
HLN
- LAS
1 stop18h 41m
Alaska Airlines
Sun 9/276:02 am
LAS
- HLN
1 stop9h 39m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$502
Last-minute flights from Helena to Las VegasDiscover last-minute flight deals from Helena to Las Vegas. Data last updated July 28, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Las Vegas. Data last updated July 28, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/26. 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.
Mon 8/312:55 pm
HLN
- LAS
2 stops9h 13m
Delta
Thu 8/65:02 pm
LAS
- HLN
1 stop4h 28m
Delta
Deal found 7/26![Delta logo]()
$788
This Delta deal was found by Cheapflights users on 7/25. 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 8/312:55 pm
HLN
- LAS
2 stops9h 13m
Delta
Wed 8/56:00 am
LAS
- HLN
1 stop5h 15m
Delta
Deal found 7/25![Delta logo]()
$856
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Mon 8/32:20 pm
HLN
- LAS
2 stops20h 22m
United Airlines
Thu 8/65:30 am
LAS
- HLN
1 stop7h 03m
United Airlines
Deal found 7/25![United Airlines logo]()
$1,062
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:09 pm
HLN
- LAS
1 stop26h 45m
Alaska Airlines
Wed 8/510:28 am
LAS
- HLN
1 stop5h 04m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$1,066
One-way flights from Helena to Las VegasSearch for one-way flight options from Helena to Las Vegas. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
Search for one-way flight options from Helena to Las Vegas. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
This United Airlines deal was found by Cheapflights users on 7/24. 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 8/236:15 am
HLN
- LAS
1 stop5h 34m
United Airlines
Deal found 7/24![United Airlines logo]()
$248
This United Airlines deal was found by Cheapflights users on 7/24. 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 8/222:35 pm
HLN
- LAS
1 stop7h 16m
United Airlines
Deal found 7/24![United Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 7/25. 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 8/2212:55 pm
HLN
- LAS
2 stops11h 11m
Delta
Deal found 7/25![Delta logo]()
$256
This Delta deal was found by Cheapflights users on 7/24. 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 8/2112:55 pm
HLN
- LAS
2 stops9h 13m
Delta
Deal found 7/24![Delta logo]()
$261
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:55 pm
HLN
- LAS
1 stop4h 02m
Delta
Deal found 7/23![Delta logo]()
$299
This Booking.com deal was found by Cheapflights users on 7/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:32 pm
HLN
- LAS
2 stops17h 39m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:32 pm
HLN
- LAS
3 stops29h 08m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:32 pm
HLN
- LAS
3 stops19h 58m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:09 pm
HLN
- LAS
3 stops31h 18m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$731
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:32 pm
HLN
- LAS
3 stops46h 45m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$846
Find flight deals from Helena to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Las Vegas (LAS). 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 July 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $353 (Alaska Airlines) |
One-way from | $248 (United Airlines) |
Popular in | August |
Cheapest in | September |
Average price | $448 |
Cheapflights Fare Finder
Customize your flight search to find flights from Helena to Las Vegas 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 July 28, 2026.
Use the filters below to find and compare flights from Helena to Las Vegas that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Tue 11/10
4:41 pm-11:21 am
1 stop19h 40m
Las Vegas Harry Reid Intl
Sat 11/14
9:36 am-4:04 pm
1 stop5h 28m
$353
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Fri 9/25
5:18 pm-5:33 pm
1 stop25h 15m
Las Vegas Harry Reid Intl
Mon 9/28
6:02 am-4:41 pm
1 stop9h 39m
$459
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Sat 9/12
12:57 pm-10:37 pm
2 stops10h 40m
Las Vegas Harry Reid Intl
Mon 9/14
12:52 pm-10:24 pm
2 stops8h 32m
$465
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Fri 9/11
5:18 pm-2:31 pm
2 stops22h 13m
Las Vegas Harry Reid Intl
Mon 9/14
6:12 pm-4:41 pm
1 stop21h 29m
$472
Quickest round-trip
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Fri 10/9
1:08 pm-10:59 pm
2 stops10h 51m
Las Vegas Harry Reid Intl
Sun 10/11
6:00 am-12:28 pm
1 stop5h 28m
$500
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Fri 9/25
5:18 pm-10:59 am
1 stop18h 41m
Las Vegas Harry Reid Intl
Sun 9/27
6:02 am-4:41 pm
1 stop9h 39m
$502
Cheapest one-way
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Sun 8/23
6:15 am-10:49 am
1 stop5h 34m
$248
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Sat 8/22
2:35 pm-8:51 pm
1 stop7h 16m
$251
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Sat 8/22
12:55 pm-11:06 pm
2 stops11h 11m
$256
HelenaLas Vegas
HLN - LAS
HLNLAS
Helena
Fri 8/21
12:55 pm-9:08 pm
2 stops9h 13m
$261
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Helena to Las Vegas
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Helena to Las Vegas in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Helena-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-Las Vegas flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Helena-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Helena-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Helena to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Helena with our price prediction graph.
HLN-LAS
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 Las Vegas
Reviews of airlines servicing Las Vegas
Get insights into the airlines that provide service to Las Vegas. 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 Las Vegas. Reviews last updated July 28, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Helena to Las Vegas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Helena to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Las Vegas?
Book flights to Las Vegas if you plan to visit one of these locationsParadise
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Other flights from Helena
Browse through other flights departing from Helena. Flights are based on user searches made on Cheapflights and were last updated on July 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Helena to Las Vegas
Discover the top 2 airlines that operate flights from Helena to Las Vegas. 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 July 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$242 | Average$391 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$250 | Average$445 | FlexibilityNo cancel fee | On-timeN/A |