Helena

$127+ Cheap flights from San Diego to Helena (SAN - HLN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — HLN
Nov 4 — Nov 111
1 adult
Mon 11/4
Mon 11/11
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1. Tell us where you want to go
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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 October 30, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

July

Cheapest in

October

Round-trip from

$319
(Alaska Airlines)

One-way from

$127
(Delta)
Provider with most accurate pricing for San Diego-Helena flight deals.
Provider most trusted by Cheapflights users for San Diego-Helena flights.
High demand for flights, 28% potential price rise
Best time to find cheap flights, 32% potential price drop
From San Diego to Helena
One-way flight from San Diego to Helena

Find flight deals from San Diego to Helena

Cheapest flights from San Diego to Helena
Explore the most affordable flight options available from San Diego to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2024.

This Alaska Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/122:56 pmSAN - HLN
1 stop23h 12mAlaska Airlines
Sun 12/154:07 pmHLN - SAN
1 stop18h 52mAlaska Airlines
Deal found 10/30$358
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/306:40 amSAN - HLN
1 stop4h 50mDelta
Fri 12/65:30 amHLN - SAN
1 stop4h 40mDelta
Deal found 10/30$753
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/257:45 pmSAN - HLN
3 stops24h 32mUnited Airlines
Mon 12/22:32 pmHLN - SAN
1 stop8h 56mUnited Airlines
Deal found 10/30$774

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 2,570,725 searches. Data last updated October 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$319 - $753

Route

Depart

Return

Price

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Mon 2/10

1 stop5h 29m

Helena

Tue 2/11

1 stop6h 52m

$319

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Mon 2/10

2 stops14h 21m

Helena

Tue 2/11

2 stops9h 04m

$564

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Sat 11/30

1 stop4h 50m

Helena

Fri 12/6

1 stop4h 40m

$753

Flights are sorted by cheapest first

Deals found on 10/30

Compare providers for flights from San Diego to Helena

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Helena in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Helena flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Helena flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Helena flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Travel insights for flights from San Diego to Helena

Get recent, data-driven insights about flights from San Diego to Helena including ideal travel times, pricing trends, and more.

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 $347). 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.

Rainfall in Helena by month

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

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.

Temperature in Helena by month

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

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 October 30, 2024.
8.0
Very good
9,418 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

8.0
Very good
9,418 reviews
8.0
Very good
9,418 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

8.0
Very good
8,836 reviews
8.0
Very good
9,418 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

7.4
Good
9,240 reviews
8.0
Very good
9,418 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

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 $400 on Cheapflights?

    Yes, there are multiple flights from San Diego to Helena for under $400. The cheapest flight booked recently is on Alaska Airlines for just $319, but on average you can expect to pay $545.

  • What are the cheapest airlines flying from San Diego to Helena round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Helena, with prices starting at $319. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $564 and $753, respectively. Users have found that Alaska Airlines is 21% cheaper than the other options available to this destination.

  • 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 10/30.

  • 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 $347). 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.

See more FAQs

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Alternative routes for San Diego to Helena

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

Top airline flying from San Diego to Helena

Discover the top airline 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 2,570,725 searches. Data last updated October 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$274Average$407FlexibilityNo cancel feeOn-timeN/A
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