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.

$170 Cheap Flights from Las Vegas to Helena in 2026

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Find the cheapest flights from Las Vegas to Helena

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 12:15 pm

LAS

HLN

5h 15m

1 stop

5:40 am - 8:50 am

HLN

LAS

4h 10m

1 stop

$339Delta

Sat, Jul 11 - Fri, Jul 24

1:08 pm - 10:39 pm

LAS

HLN

8h 31m

2 stops

5:40 am - 8:50 am

HLN

LAS

4h 10m

1 stop

$344Delta

Sat, Jul 11 - Mon, Jul 20

1:08 pm - 10:39 pm

LAS

HLN

8h 31m

2 stops

5:40 am - 12:25 pm

HLN

LAS

7h 45m

2 stops

$349Delta

Sat, Jul 11 - Wed, Jul 29

5:00 pm - 10:39 pm

LAS

HLN

4h 39m

1 stop

12:55 pm - 3:55 pm

HLN

LAS

4h 00m

1 stop

$369Delta

Tue, Jul 14 - Mon, Jul 27

5:00 pm - 10:39 pm

LAS

HLN

4h 39m

1 stop

5:40 am - 12:25 pm

HLN

LAS

7h 45m

2 stops

$374Delta

Tue, Jul 14 - Wed, Jul 29

1:08 pm - 10:39 pm

LAS

HLN

8h 31m

2 stops

12:55 pm - 9:04 pm

HLN

LAS

9h 09m

2 stops

$379Delta

Fri, Jul 10 - Mon, Jul 27

5:00 pm - 10:39 pm

LAS

HLN

4h 39m

1 stop

12:55 pm - 11:40 pm

HLN

LAS

11h 45m

1 stop

$382Delta

Fri, Jul 10 - Wed, Jul 22

5:00 pm - 10:41 pm

LAS

HLN

4h 41m

1 stop

5:35 am - 8:53 am

HLN

LAS

4h 18m

1 stop

$394Delta

Fri, Jun 19 - Mon, Jun 22

5:00 pm - 10:39 pm

LAS

HLN

4h 39m

1 stop

5:40 am - 8:50 am

HLN

LAS

4h 10m

1 stop

$399Delta

Thu, Jul 16 - Tue, Jul 28

5:00 pm - 10:39 pm

LAS

HLN

4h 39m

1 stop

5:40 am - 4:41 pm

HLN

LAS

12h 01m

2 stops

$402Delta

Fri, Jul 10 - Tue, Jul 28

Delta flights from Las Vegas to Helena

Our best Delta deals on Las Vegas to Helena flight tickets

Delta

Jul 11

LAS6:00 amLas Vegas Harry Reid Intl

5h 15m

1 stop

HLN12:15 pmHelena

Jul 24

HLN5:40 amHelena

4h 10m

1 stop

LAS8:50 amLas Vegas Harry Reid Intl

$339

Delta

Jul 11

LAS1:08 pmLas Vegas Harry Reid Intl

8h 31m

2 stops

HLN10:39 pmHelena

Jul 20

HLN5:40 amHelena

4h 10m

1 stop

LAS8:50 amLas Vegas Harry Reid Intl

$344

Delta

Jul 11

LAS1:08 pmLas Vegas Harry Reid Intl

8h 31m

2 stops

HLN10:39 pmHelena

Jul 29

HLN5:40 amHelena

7h 45m

2 stops

LAS12:25 pmLas Vegas Harry Reid Intl

$349

Alaska Airlines flights from Las Vegas to Helena

Our best Alaska Airlines deals on Las Vegas to Helena flight tickets

Alaska Airlines

Jul 15

LAS6:02 amLas Vegas Harry Reid Intl

9h 30m

1 stop

HLN4:32 pmHelena

Jul 21

HLN5:09 pmHelena

6h 56m

1 stop

LAS11:05 pmLas Vegas Harry Reid Intl

$411

Alaska Airlines

Jul 10

LAS6:02 amLas Vegas Harry Reid Intl

9h 30m

1 stop

HLN4:32 pmHelena

Jul 13

HLN5:09 pmHelena

6h 46m

1 stop

LAS10:55 pmLas Vegas Harry Reid Intl

$421

Alaska Airlines

Jul 11

LAS7:22 amLas Vegas Harry Reid Intl

8h 10m

1 stop

HLN4:32 pmHelena

Jul 21

HLN5:09 pmHelena

25h 03m

2 stops

LAS5:12 pmLas Vegas Harry Reid Intl

$445

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Sat 7/11

6:00 am-12:15 pm

1 stop5h 15m

Helena

Fri 7/24

5:40 am-8:50 am

1 stop4h 10m

$339

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Sat 7/11

1:08 pm-10:39 pm

2 stops8h 31m

Helena

Mon 7/20

5:40 am-8:50 am

1 stop4h 10m

$344

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Sat 7/11

1:08 pm-10:39 pm

2 stops8h 31m

Helena

Wed 7/29

5:40 am-12:25 pm

2 stops7h 45m

$349

Quickest round-trip

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Tue 7/14

5:00 pm-10:39 pm

1 stop4h 39m

Helena

Mon 7/27

12:55 pm-3:55 pm

1 stop4h 00m

$369

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Tue 7/14

5:00 pm-10:39 pm

1 stop4h 39m

Helena

Wed 7/29

5:40 am-12:25 pm

2 stops7h 45m

$374

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Fri 7/10

1:08 pm-10:39 pm

2 stops8h 31m

Helena

Mon 7/27

12:55 pm-9:04 pm

2 stops9h 09m

$379

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Fri 7/10

5:00 pm-10:39 pm

1 stop4h 39m

Helena

Wed 7/22

12:55 pm-11:40 pm

1 stop11h 45m

$382

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Fri 6/19

5:00 pm-10:41 pm

1 stop4h 41m

Helena

Mon 6/22

5:35 am-8:53 am

1 stop4h 18m

$394

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Thu 7/16

5:00 pm-10:39 pm

1 stop4h 39m

Helena

Tue 7/28

5:40 am-8:50 am

1 stop4h 10m

$399

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Fri 7/10

5:00 pm-10:39 pm

1 stop4h 39m

Helena

Tue 7/28

5:40 am-4:41 pm

2 stops12h 01m

$402

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 airline that flies from Las Vegas Harry Reid Intl to Helena?

Delta and Alaska Airlines are the most popular carriers operating from Las Vegas Harry Reid Intl to Helena

What airlines fly to Helena?

Allegiant Air, Southwest and Delta are the top three most popular airlines that fly to Helena from Las Vegas according to our data. Allegiant Air is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 5 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

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

Fastest flight time	4h 28m
Direct flights	None

The fastest flight from Las Vegas to Helena takes 4h 28m

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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Frequently asked questions about flying from Las Vegas to Helena

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 28m.
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.