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Cheap flights from San Diego to Helena (SAN - HLN) from $452

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAN — HLN
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
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Cheap flight deals from San Diego to Helena

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Helena (HLN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 6, 2024.

Round-trip from

$332
From San Diego to Helena
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What is the cheapest day to fly round-trip from San Diego to Helena?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 54% on your flight compared to booking on days when demand is much higher.

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

It’s optimal to fly from San Diego to Helena at noon. By choosing this option you can save up to 6% on the cost of your flight, compared to a flight in the morning.

Cheap San Diego to Helena flights in June & July 2024

Find cheap flight options from San Diego to Helena specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
Mon 7/18:50 pmSAN - HLN
1 stop26h 09mAlaska Airlines
Wed 7/37:00 amHLN - SAN
1 stop27h 52mAlaska Airlines
Deal found 6/4$452
Mon 7/18:50 pmSAN - HLN
1 stop26h 09mAlaska Airlines
Wed 7/33:42 pmHLN - SAN
2 stops9h 17mAlaska Airlines
Deal found 6/4$457
Mon 7/16:45 amSAN - HLN
2 stops16h 14mAlaska Airlines
Wed 7/33:42 pmHLN - SAN
2 stops9h 17mAlaska Airlines
Deal found 6/4$477
Thu 6/204:55 pmSAN - HLN
1 stop21h 10mAlaska Airlines
Mon 6/243:42 pmHLN - SAN
2 stops20h 28mAlaska Airlines
Deal found 6/5$589
Thu 6/204:55 pmSAN - HLN
1 stop21h 10mAlaska Airlines
Mon 6/243:42 pmHLN - SAN
1 stop17h 54mAlaska Airlines
Deal found 6/5$602
Thu 6/204:43 pmSAN - HLN
2 stops21h 22mAlaska Airlines
Mon 6/243:42 pmHLN - SAN
2 stops20h 28mAlaska Airlines
Deal found 6/5$617
Thu 6/136:25 amSAN - HLN
1 stop5h 14mDelta
Sun 6/161:19 pmHLN - SAN
1 stop5h 56mDelta
Deal found 6/5$988

San Diego to Helena 2024 flight deals

Discover exclusive flight deals for travel between San Diego and Helena in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Mon 7/18:50 pmSAN - HLN
1 stop26h 09mAlaska Airlines
Wed 7/37:00 amHLN - SAN
1 stop27h 52mAlaska Airlines
Deal found 6/4$452
Mon 7/18:50 pmSAN - HLN
1 stop26h 09mAlaska Airlines
Wed 7/33:42 pmHLN - SAN
2 stops9h 17mAlaska Airlines
Deal found 6/4$457
Mon 7/16:45 amSAN - HLN
2 stops16h 14mAlaska Airlines
Wed 7/33:42 pmHLN - SAN
2 stops9h 17mAlaska Airlines
Deal found 6/4$477
Thu 6/204:55 pmSAN - HLN
1 stop21h 10mAlaska Airlines
Mon 6/243:42 pmHLN - SAN
2 stops20h 28mAlaska Airlines
Deal found 6/5$589
Thu 6/204:55 pmSAN - HLN
1 stop21h 10mAlaska Airlines
Mon 6/243:42 pmHLN - SAN
1 stop17h 54mAlaska Airlines
Deal found 6/5$602
Thu 6/204:43 pmSAN - HLN
2 stops21h 22mAlaska Airlines
Mon 6/243:42 pmHLN - SAN
2 stops20h 28mAlaska Airlines
Deal found 6/5$617
Thu 6/136:25 amSAN - HLN
1 stop5h 14mDelta
Sun 6/161:19 pmHLN - SAN
1 stop5h 56mDelta
Deal found 6/5$988

San Diego to Helena flights leaving soon

Find last-minute flight options from San Diego to Helena for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Thu 6/136:25 amSAN - HLN
1 stop5h 14mDelta
Sun 6/161:19 pmHLN - SAN
1 stop5h 56mDelta
Deal found 6/5$988

Find flights from San Diego to Helena within your budget

Customize your flight search to find flights from San Diego to Helena that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$452 - $617

Route

Depart

Return

Price

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Mon 7/1

1 stop26h 09m

Helena

Wed 7/3

1 stop27h 52m

$452

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Mon 7/1

1 stop26h 09m

Helena

Wed 7/3

2 stops9h 17m

$457

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Mon 7/1

2 stops16h 14m

Helena

Wed 7/3

2 stops9h 17m

$477

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Thu 6/20

1 stop21h 10m

Helena

Mon 6/24

2 stops20h 28m

$589

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Thu 6/20

1 stop21h 10m

Helena

Mon 6/24

1 stop17h 54m

$602

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Thu 6/20

2 stops21h 22m

Helena

Mon 6/24

2 stops20h 28m

$617

Flights are sorted by cheapest first

Deals found on 6/4

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

Use this chart to determine the cheapest time to fly round-trip from San Diego to Helena. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Diego to Helena flight should consider departing on Wednesday afternoons 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.
Search Deals

Best time to book a flight from San Diego to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from San Diego 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.

Temperature and rainfall in Helena by month

Plan your trip to Helena by taking into account the average temperature and rainfall totals by month.

HLN

Temperature

21.2 - 69.8 °F

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).

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helena. Reviews last updated June 6, 2024.
Alaska Airlines
8.1
Very good
9,222 reviews

Boarding

8.2

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,222 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Boarding

8.2

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 flights from San Diego to Helena for under $500 on Cheapflights?

    Yes, there are multiple flights from San Diego to Helena for under $500. The cheapest flight booked recently is on Alaska Airlines for just $452, but on average you can expect to pay $532.

  • Are there last-minute flights available from San Diego to Helena for under $1,000?

    There are currently 1+ open flights from San Diego to Helena within the next 7 days for less than $1,000.

  • What is the cheapest airline to fly from San Diego to Helena round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Helena, with prices starting at $452.

  • What does SAN to HLN mean?

    SAN and HLN are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SAN to HLN refers to a flight route from San Diego Airport to Helena Airport.

  • Can I find deals for flights from San Diego to Helena that include extra baggage allowance?

    The amount of baggage you can bring on your San Diego to Helena flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Diego to Helena with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Diego to Helena flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from San Diego to Helena?

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

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

    Yes. Cheapflights offers flight deals from San Diego 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.

  • Can I find deals for flights from San Diego to Helena that allow pets onboard?

    Many airlines flying from San Diego to Helena offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Diego to Helena?

    Yes, you can often find last-minute deals on San Diego to Helena flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Diego to Helena flight deals updated?

    The San Diego to Helena flight deals you see on this page were last updated on 6/5.

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

    Currently, February is the cheapest month in which you can book a flight from San Diego to Helena (average of $332). Flying from San Diego to Helena in July is currently the most expensive (average of $630). 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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Top 2 airlines flying from San Diego to Helena

Discover the top 2 airlines that operate flights from San Diego to Helena. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$332Average$479FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$351Average$519FlexibilityNo cancel feeOn-time75%
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Search flights from San Diego to Helena by cabin class

Find flights from San Diego to Helena, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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