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

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How to find the cheapest flight from
San Diego (SAN) to Helena (HLN)

SAN - HLN
Price
$189 - $522
HLN
Temperature
33.8 - 87.8 °F
HLN
Rainfall
0.4 - 2.2 inches

Popular in

November

High demand for flights, 33% potential price rise

Cheapest in

September

Best time to find cheap flights, 46% potential price drop

Average price

$296

Average for round-trip flights in January 2021

Round-trip from

$189

From San Diego to Helena

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from San Diego to Helena?

Travelers have found that booking a Thursday departure is the best way to save up to 147% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Our data shows that April tends to be the cheapest month to fly to Helena from San Diego. Users have commonly found prices around $334 for the month, but tickets can be as low as $121. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from San Diego to Helena (SAN - HLN)?

It’s typically best to fly out from San Diego to Helena at noon. Doing so could potentially save you 60% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap flights from San Diego to Helena in January, February 2021

The best prices found for SAN to HLN flights for January, February
5 Feb - 7 Feb
$257pp
SAN
San Diego
Delta
 
1 STOP
HLN
Helena
HLN
Helena
Delta
 
1 STOP
SAN
San Diego
5 Feb - 7 Feb
$260pp
SAN
San Diego
United Airlines
   
2 STOPS
HLN
Helena
HLN
Helena
United Airlines
 
1 STOP
SAN
San Diego
25 Feb - 1 Mar
$261pp
SAN
San Diego
Multiple Airlines
 
1 STOP
HLN
Helena
HLN
Helena
Delta
   
2 STOPS
SAN
San Diego

San Diego to Helena 2021 flight deals

Cheap flights to Helena from San Diego found for this year
5 Feb - 7 Feb
$257pp
SAN
San Diego
Delta
 
1 STOP
HLN
Helena
HLN
Helena
Delta
 
1 STOP
SAN
San Diego
5 Feb - 7 Feb
$260pp
SAN
San Diego
United Airlines
   
2 STOPS
HLN
Helena
HLN
Helena
United Airlines
 
1 STOP
SAN
San Diego
25 Feb - 1 Mar
$261pp
SAN
San Diego
Multiple Airlines
 
1 STOP
HLN
Helena
HLN
Helena
Delta
   
2 STOPS
SAN
San Diego

Related info for your journey

Useful info, stats and facts about San Diego to Helena flights.

Flight FAQs

From San Diego to Helena

Are flight prices decreasing from San Diego to Helena due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Diego and Helena for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from San Diego to Helena to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines and Delta are some airlines that have done so. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from San Diego to Helena. Policies will vary by airline.

Which airlines flying from San Diego to Helena have flexible cancellations due to COVID-19?

Some of the carriers operating flights from San Diego to Helena that may be offering flexible cancellation policies are Delta, Alaska Airlines, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from San Diego to Helena for under $300 on Cheapflights?

Yes, there are multiple flights from San Diego to Helena for under $300. The cheapest flight booked recently is on Delta for just $257, but on average you can expect to pay $353.

Are there nonstop flights from San Diego to Helena for under $300 on Cheapflights?

There are no nonstop flights from San Diego to Helena, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in San Diego or Helena?

In San Diego, there will be greater rainfall in San Diego compared to Helena over the next 12 days.

Is San Diego weather warmer or cooler than Helena?

Expect the weather to be around 88 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Helena is generally hotter than in San Diego.

How long is the flight from San Diego to Helena?

United Airlines, Delta, and Alaska Airlines can get you from San Diego to Helena in just under 6h 43m. Your travel time can differ by up to 8h 17m. This flight may include one or multiple stops.

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

Delta, at $257, was found to be the cheapest airline from San Diego to Helena.Alternate airlines to your destination round-trip include United Airlines and Alaska Airlines. Delta is 26% cheaper than the average price of flights available within the next 90 days to this destination.

Alternative routes for San Diego to Helena

Destination information for Helena

Things to know before you go. Useful info for your trip from San Diego to Helena
Average temperature for January in Helena
33.8 °F
Avg rainfall for January in Helena
0.4 ″

Airports servicing San Diego

Airports servicing Helena

Top 3 airlines flying from San Diego to Helena

The chart below displays the airlines Cheapflights users traveling from San Diego to Helena choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$132 $200 No cancel fee 69%
Alaska Airlines
$119 $242 No cancel fee 75%
Delta
$134 $412 No cancel fee N/A
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