What airlines fly to Helena?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Helena from San Antonio according to our data. United Airlines is the first choice among our users, with 35% 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 did momondo last update prices for flights from San Antonio Airport to Helena Airport?

Prices for flights from San Antonio Airport to Helena Airport are refreshed on a daily basis.

How old do you have to be to fly from San Antonio 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 San Antonio Airport to Helena Airport.

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

The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$387 Cheap Flights from San Antonio to Helena (SAT-HLN) in 2025

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Antonio to Helena (SAT-HLN)

Round-trip

One-way

Cheap round-trip flights

SAT-HLN

1385 mimulti-stop

HLN-SAT

1385 mimulti-stop

Multiple Airlines

Find Deal

How to get the cheapest flight ticket from San Antonio 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

Prices

Airlines

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

The cheapest day to depart from San Antonio to Helena is on a Tuesday. Travelers who choose to depart for Helena on a Tuesday will often find tickets for as low as $525. The most expensive day to fly to Helena is Wednesday, with ticket prices averaging around $625.

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

According to our data, the cheapest time of day to fly to Helena is in the afternoon. momondo users have found flights departing from San Antonio to Helena in the afternoon for as low as $538. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is in the morning when prices are around $565.

When to book flights from San Antonio to Helena

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Helena according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Antonio to Helena (SAT to HLN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Helena

Direct flights	None

There are no direct flights from San Antonio to Helena. There are no popular flight routes from San Antonio to Helena.

Search flight deals

How far is San Antonio to Helena by plane?
A flight from San Antonio to Helena will travel around 1391.2 mi.
When did momondo last update prices for flights from San Antonio Airport to Helena Airport?
Prices for flights from San Antonio Airport to Helena Airport are refreshed on a daily basis.
How old do you have to be to fly from San Antonio 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 San Antonio Airport to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Helena?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helena from San Antonio.

Can I find flights from San Antonio to Helena with flexible booking policies on momondo?

All flight searches from San Antonio to Helena on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Helena?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helena from San Antonio.

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

Price alerts on flights to Helena from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.