HLN - LAS

$232 Find Cheap Flights from Helena to Las Vegas - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$353
Typical prices: $334-$548
Alaska Airlines
Tue 1/30Fri 2/2
HLN - LAS • 1 stop
Cheapest one-way
$232
Typical prices: $199-$234
Delta
Thu 12/6
HLN - LAS • 2 stops
When to travel
April
Cheapest • 15% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $418 (round-trip)
Salt Lake City (SLC)
Shortest trip • 4h 26m (one-way)
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Flight Deals

Cheap Flights from Helena to Las Vegas (HLN-LAS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Helena to Las Vegas

Sat, Jan 30 - Tue, Feb 2
Alaska Airlines Logo
5:00 pm - 1:26 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
21h 26m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:00 am - 4:23 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
8h 23m1 stop Seattle/Tacoma Intl
$353Alaska Airlines
Wed, Dec 2 - Sat, Dec 5
Alaska Airlines Logo
4:08 pm - 11:59 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
8h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:00 am - 3:31 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
7h 31m1 stop Seattle/Tacoma Intl
$353Alaska Airlines
Sat, Jan 30 - Tue, Feb 2
Alaska Airlines Logo
5:00 pm - 9:00 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
5h 00m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
3:31 pm - 4:23 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
23h 52m2 stops San Diego Seattle/Tacoma Intl
$371Alaska Airlines
Wed, Dec 2 - Sat, Dec 5
Alaska Airlines Logo
4:08 pm - 11:59 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
8h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:00 am - 3:31 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
8h 31m2 stops San Diego Seattle/Tacoma Intl
$371Alaska Airlines
Sat, Oct 24 - Tue, Oct 27
Delta Logo
1:08 pm - 10:22 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
10h 14m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
6:10 am - 12:28 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
5h 18m1 stop Salt Lake City
$449Delta
Mon, Dec 7 - Thu, Dec 10
Delta Logo
1:10 pm - 10:45 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
10h 35m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
6:00 am - 12:30 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
5h 30m1 stop Salt Lake City
$484Delta
Sat, Oct 24 - Tue, Oct 27
Delta Logo
7:15 am - 12:17 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
6h 02m1 stop Salt Lake City
Delta Logo
5:10 pm - 10:24 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
4h 14m1 stop Salt Lake City
$485Delta
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:30 pm - 8:56 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
7h 26m1 stop Denver Intl
United Airlines Logo
1:44 pm - 9:31 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
6h 47m1 stop Denver Intl
$505United Airlines
Tue, Dec 8 - Thu, Dec 10
United Airlines Logo
2:35 pm - 8:55 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
7h 20m1 stop Denver Intl
United Airlines Logo
5:15 am - 1:52 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
7h 37m1 stop Denver Intl
$505United Airlines
Fri, Jan 22 - Tue, Jan 26
United Airlines Logo
7:00 am - 5:56 pmHLN  Helena-LAS Las Vegas Harry Reid Intl
11h 56m2 stops Denver Intl Los Angeles
United Airlines Logo
3:30 pm - 8:59 pmLAS  Las Vegas Harry Reid Intl-HLN Helena
4h 29m1 stop Denver Intl
$510United Airlines
Booking Insights

Price, demand and travel trends for Helena to Las Vegas flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Helena to Las Vegas with more confidence.

How much is a round-trip flight from Helena to Las Vegas?

Round-trip flights from Helena to Las Vegas start at $353. Prices are typical for this route right now, with typical round-trip fares ranging from $334 to $548. The lowest price found in the past 5 days was $353 on Alaska Airlines.

What's the cheapest day of the week to fly from Helena to Las Vegas?

Tuesday is the cheapest day of the week to fly from Helena to Las Vegas, it is 29% cheaper than the average day. Friday is the most expensive day with flight prices 39% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Helena to Las Vegas flights

Low season

August

Cheapest flight

$232
Most popular time to fly and prices are also 4% lower on average.
Flight from Helena to Las Vegas

When to book flights from Helena to Las Vegas

Are your dates flexible? Find out the best times to travel from Helena to Las Vegas based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Helena to Las Vegas flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Helena to Las Vegas?

    Flights from Helena to Las Vegas usually depart from Helena (HLN) and arrive at Las Vegas Harry Reid Intl (LAS).

  • What cabin classes can I book on flights from Helena to Las Vegas?

    Only Economy Class is available on flights from Helena to Las Vegas.

  • Which airports do connecting flights from Helena to Las Vegas pass through?

    One-stop flights from Helena to Las Vegas most commonly connect through:

    • Salt Lake City (SLC) - 63% of one-stop connections
    • Denver Intl (DEN) - 34% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 3% of one-stop connections

    Salt Lake City (SLC) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Helena to Las Vegas?

    Yes. Being flexible with your travel dates can save you up to 49% on the Helena to Las Vegas route. Tuesday is the cheapest departure day at $282 round-trip on average, while Friday is the most expensive at $550, a difference of $268. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Las Vegas?

    Some of the most popular sights in Las Vegas are Fremont Street Experience, The Venetian and Las Vegas Convention Center. These are among the most viewed places in Las Vegas on KAYAK.

  • How long is a flight from Helena to Las Vegas?

    There are currently no nonstop flights available from Helena to Las Vegas. Flights with 1 layover take between 4h 26m and 6h 13m in total, depending on the connection.

  • Do I need a passport to fly from Helena to Las Vegas?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Helena to Las Vegas changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $353 to $1,436. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Helena to Las Vegas looking right now?

    One-way fares from Helena to Las Vegas are currently higher than usual. Average one-way flight prices are about $302, which is 36% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Helena to Las Vegas?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 26m, compared with 6h 11m via Denver Intl (DEN) and 6h 13m via Seattle/Tacoma Intl (SEA).

  • What is the time difference between Helena and Las Vegas?

    Las Vegas is 1 hour behind Helena (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Las Vegas Harry Reid Intl Airport (LAS)?

    Las Vegas Harry Reid Intl Airport (LAS) hosts 5 major car rental companies, with daily rates starting from around $8 for economy cars. Top options include:
    • Easirent
    • Ace
    • Fox
    • Dollar
    • Thrifty

  • How much should I expect to pay for a Helena to Las Vegas flight?

    Round-trip flights from Helena to Las Vegas range from $334 to $548, with an average of $393 over the past 12 months. Anything below $334 counts as a good deal.

Your guide to booking Helena to Las Vegas flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Friday. On this route, Tuesday flights average $282 - about $268 less than Friday (49% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Helena to Las Vegas trip for April. Fares historically average $336 round-trip in that month - typically $267 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Las Vegas Harry Reid Intl Airport.
    - Four Seasons Hotel Las Vegas
    - The Reserve at Park MGM
    - The Signature at MGM Grand (All Suites)

More options for your flight from Helena to Las Vegas

Complete your trip to Las Vegas with a hotel stay or car rental

Car rentals in Las Vegas
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