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Cheap flights from Las Vegas to Helena from $258

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Helena departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Las Vegas to Helena

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
10:07 am - 6:11 pmLAS-HLN
7h 04m1 stop
Alaska Airlines Logo
6:48 pm - 11:12 pmHLN-LAS
5h 24m1 stop
$258Alaska Airlines
Find Deal
Thu, Jan 8 - Sat, Jan 10
Alaska Airlines Logo
10:07 am - 6:11 pmLAS-HLN
7h 04m1 stop
Alaska Airlines Logo
6:48 pm - 6:41 pmHLN-LAS
24h 53m2 stops
$287Alaska Airlines
Find Deal
Thu, Jan 8 - Sat, Jan 10
Alaska Airlines Logo
10:07 am - 6:11 pmLAS-HLN
7h 04m1 stop
Alaska Airlines Logo
6:48 pm - 11:12 pmHLN-LAS
5h 24m1 stop
$290Alaska Airlines
Find Deal
Wed, Jan 14 - Sun, Jan 18
Alaska Airlines Logo
10:07 am - 6:11 pmLAS-HLN
7h 04m1 stop
Alaska Airlines Logo
6:48 pm - 4:46 pmHLN-LAS
22h 58m2 stops
$316Alaska Airlines
Find Deal
Wed, Jan 14 - Sun, Jan 18
Alaska Airlines Logo
6:00 am - 6:11 pmLAS-HLN
11h 11m2 stops
Alaska Airlines Logo
6:48 pm - 9:36 pmHLN-LAS
27h 48m2 stops
$344Alaska Airlines
Find Deal
Thu, Jan 8 - Sat, Jan 10
United Airlines Logo
5:30 am - 1:45 pmLAS-HLN
7h 15m1 stop
United Airlines Logo
2:26 pm - 8:22 pmHLN-LAS
6h 56m1 stop
$488United Airlines
Find Deal
Mon, Dec 22 - Mon, Dec 29
Delta Logo
5:30 pm - 10:30 pmLAS-HLN
4h 00m1 stop
Delta Logo
5:30 am - 9:15 amHLN-LAS
4h 45m1 stop
$593Delta
Find Deal
Mon, Dec 22 - Mon, Dec 29
Alaska Airlines Logo
6:00 am - 5:55 pmLAS-HLN
10h 55m1 stop
Alaska Airlines Logo
6:32 pm - 9:10 amHLN-LAS
15h 38m2 stops
$854Alaska Airlines
Find Deal
Mon, Dec 22 - Mon, Dec 29
Delta Logo
2:30 pm - 10:30 pmLAS-HLN
7h 00m2 stops
Delta Logo
1:11 pm - 11:52 pmHLN-LAS
11h 41m2 stops
$1,402Delta
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Mon, Dec 22 - Mon, Dec 29

Alaska Airlines flights from Las Vegas to Helena

Our best Alaska Airlines deals on Las Vegas to Helena flight tickets
Alaska Airlines
Jan 8
LAS10:07 amLas Vegas Harry Reid Intl
7h 04m
1 stop
HLN6:11 pmHelena
Jan 10
HLN6:48 pmHelena
5h 24m
1 stop
LAS11:12 pmLas Vegas Harry Reid Intl
$258
Find similar
Alaska Airlines
Jan 8
LAS10:07 amLas Vegas Harry Reid Intl
7h 04m
1 stop
HLN6:11 pmHelena
Jan 10
HLN6:48 pmHelena
24h 53m
2 stops
LAS6:41 pmLas Vegas Harry Reid Intl
$287
Find similar
Alaska Airlines
Jan 14
LAS10:07 amLas Vegas Harry Reid Intl
7h 04m
1 stop
HLN6:11 pmHelena
Jan 18
HLN6:48 pmHelena
5h 24m
1 stop
LAS11:12 pmLas Vegas Harry Reid Intl
$290
Find similar

Delta flights from Las Vegas to Helena

Our best Delta deals on Las Vegas to Helena flight tickets
Delta
Dec 22
LAS5:30 pmLas Vegas Harry Reid Intl
4h 00m
1 stop
HLN10:30 pmHelena
Dec 29
HLN5:30 amHelena
4h 45m
1 stop
LAS9:15 amLas Vegas Harry Reid Intl
$593
Find similar
Delta
Dec 22
LAS2:30 pmLas Vegas Harry Reid Intl
7h 00m
2 stops
HLN10:30 pmHelena
Dec 29
HLN1:11 pmHelena
11h 41m
2 stops
LAS11:52 pmLas Vegas Harry Reid Intl
$1,402
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas 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, momondo users made 832,500 searches. Data last updated November 24, 2025.
Use the filters below to find and compare flights from Las Vegas to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Thu 1/8

10:07 am-6:11 pm

1 stop7h 04m

Helena

Sat 1/10

6:48 pm-11:12 pm

1 stop5h 24m

$258

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Thu 1/8

10:07 am-6:11 pm

1 stop7h 04m

Helena

Sat 1/10

6:48 pm-6:41 pm

2 stops24h 53m

$287

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Wed 1/14

10:07 am-6:11 pm

1 stop7h 04m

Helena

Sun 1/18

6:48 pm-11:12 pm

1 stop5h 24m

$290

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Wed 1/14

10:07 am-6:11 pm

1 stop7h 04m

Helena

Sun 1/18

6:48 pm-4:46 pm

2 stops22h 58m

$316

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Thu 1/8

6:00 am-6:11 pm

2 stops11h 11m

Helena

Sat 1/10

6:48 pm-9:36 pm

2 stops27h 48m

$344

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Mon 12/22

5:30 am-1:45 pm

1 stop7h 15m

Helena

Mon 12/29

2:26 pm-8:22 pm

1 stop6h 56m

$488

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Mon 12/22

5:30 pm-10:30 pm

1 stop4h 00m

Helena

Mon 12/29

5:30 am-9:15 am

1 stop4h 45m

$593

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Mon 12/22

6:00 am-5:55 pm

1 stop10h 55m

Helena

Mon 12/29

6:32 pm-9:10 am

2 stops15h 38m

$854

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Mon 12/22

2:30 pm-10:30 pm

2 stops7h 00m

Helena

Mon 12/29

1:11 pm-11:52 pm

2 stops11h 41m

$1,402

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Sun 12/14

6:01 am-5:51 pm

2 stops10h 50m

$293

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Helena from

How to get the cheapest flight ticket from Las Vegas to Helena

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Helena?

The cheapest day to depart from Las Vegas to Helena is on a Thursday. Travelers who choose to depart for Helena on a Thursday will often find tickets for as low as $309. The most expensive day to fly to Helena is Saturday, with ticket prices averaging around $508.

When to book flights from Las Vegas to Helena

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Helena according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Helena (LAS to HLN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Helena

Direct flights

None
There are no direct flights from Las Vegas to Helena. There are no popular flight routes from Las Vegas to Helena.
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  • How far is Las Vegas Harry Reid Intl to Helena by plane?

    A flight from Las Vegas Harry Reid Intl to Helena will travel around 736.9 mi. By plane, this route typically takes 4h 00m.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Helena Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Helena Airport are updated daily.

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Helena Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Helena Airport.

  • What documentation or ID do you need to fly to Helena Airport?

    The travel and health documents required for your trip to Helena Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to Helena?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Las Vegas to Helena. momondo saves you time and could save you money on your trip.

Can I find flights from Las Vegas to Helena with flexible booking policies on momondo?

Flights from Las Vegas to Helena with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Las Vegas to Helena?

Once all potential Las Vegas to Helena flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Las Vegas to Helena right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Helena, momondo offers a useful price alert feature which will track prices for flights to Helena from Las Vegas and alert you when they change.

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