$244+ Cheap flights from Helena to Las Vegas (HLN - LAS)
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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LAS
Nov 26 — Dec 31
Round-trip
1 adult, Economy
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Find cheap flights from Helena to Las Vegas 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.Cheap flight deals from Helena to Las Vegas
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Best
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One-way
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 October 27, 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 October 27, 2026.
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/124:49 pm -
1 stop19h 14m
Tue 12/158:30 am -
1 stop6h 42m
Deal found 10/23![Alaska Airlines logo]()
$427
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:49 pm -
1 stop6h 14m
Tue 12/82:03 pm -
1 stop25h 09m
Deal found 10/22![Alaska Airlines logo]()
$466
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:53 pm -
1 stop6h 28m
Thu 12/317:00 am -
1 stop7h 41m
Deal found 10/22![Alaska Airlines logo]()
$501
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:49 pm -
1 stop25h 15m
Thu 12/106:49 pm -
1 stop20h 23m
Deal found 10/23![Alaska Airlines logo]()
$502
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/64:49 pm -
1 stop7h 05m
Wed 12/99:34 am -
1 stop5h 38m
Deal found 10/26![Alaska Airlines logo]()
$506
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 October 27, 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 October 27, 2026.
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/305:00 pm -
1 stop21h 26m
Tue 2/27:00 am -
1 stop8h 23m
Deal found 10/23![Alaska Airlines logo]()
$427
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/124:49 pm -
1 stop7h 05m
Tue 12/1512:08 pm -
2 stops27h 04m
Deal found 10/26![Alaska Airlines logo]()
$441
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/264:08 pm -
1 stop19h 58m
Mon 3/17:29 pm -
2 stops19h 02m
Deal found 10/25![Alaska Airlines logo]()
$456
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/105:00 pm -
2 stops19h 11m
Thu 2/49:00 am -
1 stop6h 23m
Deal found 10/22![Alaska Airlines logo]()
$475
Last-minute flights from Helena to Las VegasDiscover last-minute flight deals from Helena to Las Vegas. Data last updated October 27, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Las Vegas. Data last updated October 27, 2026 and is based on user searches.
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:41 pm -
1 stop6h 56m
Sat 11/147:20 am -
1 stop7h 44m
Deal found 10/26![Alaska Airlines logo]()
$657
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:23 pm -
1 stop5h 15m
Fri 11/205:15 am -
1 stop7h 25m
Deal found 10/26![United Airlines logo]()
$567
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:41 pm -
2 stops20h 25m
Fri 11/204:24 pm -
1 stop22h 52m
Deal found 10/26![Alaska Airlines logo]()
$621
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.
Thu 11/192:23 pm -
1 stop7h 22m
Thu 11/267:00 am -
1 stop5h 40m
Deal found 10/22![United Airlines logo]()
$576
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/204:53 pm -
1 stop5h 07m
Fri 11/277:00 am -
1 stop8h 16m
Deal found 10/23![Alaska Airlines logo]()
$542
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:07 pm -
2 stops8h 26m
Fri 11/275:00 pm -
1 stop4h 32m
Deal found 10/23![Delta logo]()
$570
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/234:53 pm -
1 stop8h 04m
Mon 11/3010:03 pm -
2 stops17h 09m
Deal found 10/26![Alaska Airlines logo]()
$610
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.
Mon 11/236:28 am -
1 stop5h 13m
Wed 11/257:00 am -
1 stop5h 40m
Deal found 10/23![United Airlines logo]()
$625
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:53 pm -
1 stop6h 28m
Thu 12/317:00 am -
1 stop7h 41m
Deal found 10/22![Alaska Airlines logo]()
$501
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 October 27, 2026.
Search for one-way flight options from Helena to Las Vegas. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:49 pm -
1 stop5h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Alaska Airlines logo]()
$244
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:49 pm -
1 stop6h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Alaska Airlines logo]()
$253
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.
Tue 2/166:30 am -
2 stops12h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$258
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:49 pm -
1 stop19h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Alaska Airlines logo]()
$267
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:03 am -
2 stops6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Delta logo]()
$268
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.
Fri 12/181:10 pm -
1 stop6h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Delta logo]()
$273
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/41:10 pm -
2 stops30h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Delta logo]()
$280
This United Airlines deal was found by Cheapflights users on 10/24. 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 3/217:00 am -
2 stops12h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$288
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:53 pm -
2 stops19h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Alaska Airlines logo]()
$304
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:49 pm -
2 stops28h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Alaska Airlines logo]()
$357
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 October 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $427 (Alaska Airlines) |
One-way from | $244 (Alaska Airlines) |
Popular in | June |
Cheapest in | November |
Average price | $551 |
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 7,457,451 searches. Data last updated October 27, 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 Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Tue 2/16
6:30 am-6:06 pm
2 stops12h 36m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$258
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Tue 12/1
7:03 am-12:43 pm
2 stops6h 40m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$268
Quickest round-trip
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Mon 11/30
4:53 pm-9:00 pm
1 stop5h 07m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$273
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Sun 3/21
2:30 pm-7:14 pm
1 stop5h 44m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$273
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Fri 12/18
1:10 pm-6:21 pm
1 stop6h 11m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$273
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Thu 12/3
4:49 pm-8:45 pm
2 stops28h 56m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$357
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Sat 1/30
5:00 pm-1:26 pm
1 stop21h 26m
Las Vegas Harry Reid Intl
Tue 2/2
7:00 am-4:23 pm
1 stop8h 23m
$427
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Sat 12/12
4:49 pm-10:54 pm
1 stop7h 05m
Las Vegas Harry Reid Intl
Tue 12/15
12:08 pm-4:12 pm
2 stops27h 04m
$441
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Fri 2/26
4:08 pm-11:06 am
1 stop19h 58m
Las Vegas Harry Reid Intl
Mon 3/1
7:29 pm-3:31 pm
2 stops19h 02m
$456
HelenaLas Vegas
HLN Helena - LAS Las Vegas Harry Reid Intl
HLNLAS
Helena
Sun 1/10
5:00 pm-11:11 am
2 stops19h 11m
Las Vegas Harry Reid Intl
Thu 2/4
9:00 am-4:23 pm
1 stop6h 23m
$475
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 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 October 27, 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.
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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 to Las Vegas
Explore flights to Las Vegas departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 27, 2026.
Helena and Las Vegas flights
Browse other Helena and Las Vegas flight options. Last updated on October 27, 2026.
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 October 27, 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 7,457,451 searches. Data last updated October 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$246 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$515 | FlexibilityNo cancel fee | On-time69% |