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

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The best prices from Helena to Las Vegas Harry Reid Intl are usually found in June or August, booked 60 days in advance, depart on a Tuesday or Sunday and return on a Monday

How to find the cheapest flight from
Helena (HLN) to Las Vegas (LAS)

All the information you need to plan the best HLN to LAS flight in 2022: compare Helena to Las Vegas flight prices with the expected peak season, weather and rainfall in Las Vegas.
HLN - LAS
Price
$185 - $448
LAS
Temperature
48.2 - 93.2 °F
LAS
Rainfall
0.1 - 0.8 inches

Popular in

May

High demand for flights, 26% potential price rise

Cheapest in

June

Best time to find cheap flights, 44% potential price drop

Average price

$448

Average for round-trip flights in May 2022

Round-trip from

$185

From Helena to Las Vegas Harry Reid Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Helena to Las Vegas?

To save up to 42% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Helena to Las Vegas from $373 1-2 weeks out and tickets from $438 for flights departing within the next 72 hours.

When is the cheapest time to fly from Helena to Las Vegas (HLN - LAS)?

It’s typically best to fly out from Helena to Las Vegas in the evening. Doing so could potentially save you 54% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly round-trip from Helena to Las Vegas?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Las Vegas. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Helena to Las Vegas?

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, June can be a great choice for travel to Las Vegas. Flights to Las Vegas from Helena in June are about $331 on average during June, but can be found for as low as $185.

Cheap flights from Helena to Las Vegas in May, June 2022

The best prices found for HLN to LAS flights for May, June
15 Jun - 18 Jun
$358pp
HLN
Helena
Delta
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Delta
 
1 STOP
HLN
Helena
27 Jun - 4 Jul
$481pp
HLN
Helena
Alaska Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Alaska Airlines
 
1 STOP
HLN
Helena
27 Jun - 4 Jul
$499pp
HLN
Helena
Multiple Airlines
   
2 STOPS
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Alaska Airlines
 
1 STOP
HLN
Helena

Helena to Las Vegas 2022 flight deals

Cheap flights to Las Vegas from Helena found for this year
15 Jun - 18 Jun
$358pp
HLN
Helena
Delta
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Delta
 
1 STOP
HLN
Helena
25 Oct - 1 Nov
$376pp
HLN
Helena
United Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
United Airlines
   
2 STOPS
HLN
Helena
5 Dec - 8 Dec
$391pp
HLN
Helena
United Airlines
   
2 STOPS
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
United Airlines
 
1 STOP
HLN
Helena

One-way flights to Harry Reid Intl from Helena

The cheapest one-way flights from Helena to Las Vegas
2:00 am - 5:57 pm
United Airlines
1 Stop
16h 57m
HLN - LAS
United Airlines
$461
United
11:59 am - 7:42 pm
Alaska Airlines
2 Stops
8h 43m
HLN - LAS
Alaska Airlines
$958
Alaska Airlines
2:00 am - 8:54 am
Delta
2 Stops
7h 54m
HLN - LAS
Delta
$1,228
Delta

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Helena</span> to <span class="emphasized">Las Vegas</span> flights.

Flight FAQs

From Helena to Las Vegas

Which airlines flying from Helena to Las Vegas Harry Reid Intl have flexible cancellations due to COVID-19?

Delta, United Airlines, and Allegiant Air are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Helena to Las Vegas for under $400 on Cheapflights?

Yes, there are multiple flights from Helena to Las Vegas for under $400. The cheapest flight booked recently is on Delta for just $358, but on average you can expect to pay $481.

What are the cheapest airlines flying from Helena to Las Vegas round-trip?

Delta, at $358, was found to be the cheapest airline from Helena to Las Vegas.Alternate airlines to your destination round-trip include United Airlines and Alaska Airlines.

What are the cheapest airlines to fly from Helena to Las Vegas one-way?

The cheapest airlines for a one-way flight from Helena to Las Vegas are Delta ($214), Alaska Airlines ($452), and United Airlines ($461).

What are the cheapest flights from Helena to Las Vegas?

Looking at all options, your cheapest flight can be booked for $176. While the most popular route (Helena - Las Vegas Harry Reid Intl) can be booked for $358 on average our data indicates $276 when flying from Helena to Las Vegas.

What are the most popular airlines that fly from Helena to Las Vegas?

The most popular airlines flying from Helena to Las Vegas are Alaska Airlines, Delta and Allegiant Air. Something to consider prior to booking your flight.

COVID Restrictions

View COVID Travel Restrictions for Las Vegas, NV

Do I need a COVID test to fly to Las Vegas from Helena?

Information is based on travel restrictions for travel to Las Vegas Harry Reid Intl within the United States

Most visitors from Helena need to provide a negative COVID-19 test result and/or quarantine to enter Las Vegas Harry Reid Intl.

COVID-19 testing requirements
Visitors from Helena must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Las Vegas Harry Reid Intl.

Quarantine requirements
Visitors from Helena are not required to quarantine after entering Las Vegas Harry Reid Intl.

Do I need a test to fly back to Helena from Las Vegas?

Returning to Helena from Las Vegas Harry Reid Intl

COVID-19 testing requirements
Visitors from Las Vegas Harry Reid Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Helena.

Quarantine requirements
Visitors from Las Vegas Harry Reid Intl are not required to quarantine after entering Helena.

Hide COVID Travel Restrictions for Las Vegas, NV

Alternative routes for Helena to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Las Vegas

Things to know before you go - useful duration and weather info for your trip from Helena to Las Vegas.
Average temperature for May in Las Vegas
91.4 °F
Avg rainfall for May in Las Vegas
0.1 ″

Airports servicing Helena

Airports servicing Las Vegas

Top 4 airlines flying from Helena to Las Vegas Harry Reid Intl

The chart below displays the airlines Cheapflights users traveling from Helena to Las Vegas choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Allegiant Air
$100 $160 No cancel fee 88%
Alaska Airlines
$168 $328 No cancel fee 75%
United Airlines
$196 $357 No cancel fee 69%
Delta
$230 $365 No cancel fee N/A
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