What is the cheapest day to fly from San Antonio to Helena?

Travelers seeking maximum savings on their San Antonio to Helena flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Helena ranges from 0.3 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Helena when rainfall is around 0.3 in.

If weather is an important factor for your trip to Helena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest day to fly round-trip from San Antonio to Helena?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest time of day to fly from SAT to HLN?

One of the essential ways to save on airfare from San Antonio to Helena is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 5% on airfare.

Can I find deals for flights from San Antonio to Helena that include hotel bookings?

Yes. In addition to deals on San Antonio to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from San Antonio to Helena?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Helena.

Can I find deals for business class flights from San Antonio to Helena?

Yes. Cheapflights offers flight deals from San Antonio to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$567+ Flights from San Antonio to Helena

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Cheap flight deals from San Antonio to Helena

Round-trip from	$567 (Delta)

From San Antonio to Helena

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Find flight deals from San Antonio to Helena

Cheapest flights from San Antonio to Helena
Explore the most affordable flight options available from San Antonio to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Mon 9/17:30 amSAT - HLN

1 stop5h 50mDelta

Fri 9/55:50 amHLN - SAT

1 stop6h 49mDelta

Deal found 8/17

$567

Mon 9/15:30 amSAT - HLN

2 stops9h 00mUnited Airlines

Fri 9/52:30 pmHLN - SAT

1 stop5h 16mUnited Airlines

Deal found 8/17

$572

Best flights from San Antonio to Helena
Discover carefully curated flight deals from San Antonio to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2025.

Mon 9/17:30 amSAT - HLN

1 stop5h 50mDelta

Fri 9/55:50 amHLN - SAT

1 stop6h 49mDelta

Deal found 8/17

$567

Mon 9/15:30 amSAT - HLN

2 stops9h 00mUnited Airlines

Fri 9/52:30 pmHLN - SAT

1 stop5h 16mUnited Airlines

Deal found 8/17

$572

Last-minute flights from San Antonio to Helena
Discover last-minute flight deals from San Antonio to Helena. Data last updated August 18, 2025 and is based on user searches.

Mon 9/17:30 amSAT - HLN

1 stop5h 50mDelta

Fri 9/55:50 amHLN - SAT

1 stop6h 49mDelta

Deal found 8/17

$567

Mon 9/15:30 amSAT - HLN

2 stops9h 00mUnited Airlines

Fri 9/52:30 pmHLN - SAT

1 stop5h 16mUnited Airlines

Deal found 8/17

$572

Fly from

Fly to

Route

Depart

Return

Price

San AntonioHelena

SAT - HLN

SATHLN

San Antonio

Mon 9/1

7:30 am-12:20 pm

1 stop5h 50m

Helena

Fri 9/5

5:50 am-1:39 pm

1 stop6h 49m

$567

San AntonioHelena

SAT - HLN

SATHLN

San Antonio

Mon 9/1

5:30 am-1:30 pm

2 stops9h 00m

Helena

Fri 9/5

2:30 pm-8:46 pm

1 stop5h 16m

$572

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Best time to book a flight from San Antonio to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from San Antonio with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Helena

What is the cheapest month to book a flight from San Antonio to Helena?

Currently, February is the cheapest month in which you can book a flight from San Antonio to Helena (average of $353). Flying from San Antonio to Helena in May is currently the most expensive (average of $517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Can I find deals for flights from San Antonio to Helena that include hotel bookings?
Yes. In addition to deals on San Antonio to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Antonio to Helena?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Helena.
Can I find deals for business class flights from San Antonio to Helena?
Yes. Cheapflights offers flight deals from San Antonio to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Antonio to Helena?
Currently, February is the cheapest month in which you can book a flight from San Antonio to Helena (average of $353). Flying from San Antonio to Helena in May is currently the most expensive (average of $517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$567+ Cheap flights from San Antonio to Helena (SAT - HLN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from San Antonio to Helena

Round-trip from

Find flight deals from San Antonio to Helena

Cheapest flights from San Antonio to HelenaExplore the most affordable flight options available from San Antonio to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Explore the most affordable flight options available from San Antonio to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Antonio to Helena that are best for you.

Best time to book a flight from San Antonio to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from San Antonio with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Helena

What is the cheapest month to book a flight from San Antonio to Helena?

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from San Antonio to Helena that include hotel bookings?

How can I find direct flights from San Antonio to Helena?

Can I find deals for business class flights from San Antonio to Helena?

What is the cheapest month to book a flight from San Antonio to Helena?

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Cheapest flights from San Antonio to Helena
Explore the most affordable flight options available from San Antonio to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.