Cheap flights from Las Vegas to Helena from $287
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Helena departing on 7/10. 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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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 month to fly to Helena?
If you aren’t able to travel to Helena during the month of October, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $274.
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.
What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Helena?
United Airlines and Alaska Airlines are the most popular carriers operating from Las Vegas Harry Reid Intl to Helena
What airlines fly to Helena?
Allegiant Air, Delta and Southwest 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 59% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 6 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
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
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 3h 54m.
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 many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Helena Airport?
The number of operators available for flights from Las Vegas Harry Reid Intl Airport to Helena Airport is 1 as of July 2025.
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.
What is the most popular airline from Las Vegas to Helena?
momondo data reveals that the most frequently booked airline on the route from Las Vegas to Helena is Delta, representing 100% of all bookings.
Best airlines flying from Las Vegas to Helena
Compare and see reviews for airlines that fly from Las Vegas to Helena with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $254 | Free Cancellation | Rating 8.0 7,983 reviews |
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.