Cheap flights from San Francisco to Helena (SFO - HLN)

SFO — HLN
May 24 — May 311

How to find the cheapest flight from San Francisco to Helena

All the information you need to plan the best SFO to HLN flight in 2022: compare San Francisco to Helena flight prices with the expected peak season, weather and rainfall in Helena.

SFO - HLN

Price

$148 - $570

HLN

Temperature

21.2 - 69.8 °F

HLN

Rainfall

0.3 - 2.1 inches

Popular inNovemberHigh demand for flights, 44% potential price rise
Cheapest inJulyBest time to find cheap flights, 53% potential price drop
Average price$185Average for round-trip flights in May 2022
Round-trip from$148From San Francisco to Helena

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

Thursday flights are generally found to be more expensive for flights from San Francisco to Helena. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Helena.

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

The best pricing can be found in the month of July. Prices to Helena from San Francisco average $317. You can even find prices in July for less than $317, as users have found deals to Helena from as low as $148. The month of November appears to be one of the more expensive times to travel to Helena from San Francisco. Flying in the targeted month can save you up to 79%.

When is the cheapest time to fly from San Francisco to Helena (SFO - HLN)?

One of the essential ways to save on airfare from San Francisco to Helena is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 51% on airfare.

Cheap flights from San Francisco to Helena in May, June 2022

The best prices found for SFO to HLN flights for May, June
Jun 20 - Jun 27
SFO

San Francisco

HLN

Helena

1 stop

15h 42m
HLN

Helena

SFO

San Francisco

1 stop

19h 09m
$615

Multiple Airlines

View Deal

Deal found 5/18/22

Jun 20 - Jun 25
SFO

San Francisco

HLN

Helena

1 stop

4h 14m
HLN

Helena

SFO

San Francisco

1 stop

4h 14m
$618

Delta

View Deal

Deal found 5/18/22

Jun 19 - Jun 24
SFO

San Francisco

HLN

Helena

1 stop

5h 42m
HLN

Helena

SFO

San Francisco

1 stop

4h 14m
$623

Delta

View Deal

Deal found 5/18/22

San Francisco to Helena 2022 flight deals

Cheap flights to Helena from San Francisco found for this year
Oct 22 - Oct 30
SFO

San Francisco

HLN

Helena

1 stop

8h 09m
HLN

Helena

SFO

San Francisco

1 stop

4h 09m
$346

Multiple Airlines

View Deal

Deal found 5/18/22

Sep 12 - Sep 24
SFO

San Francisco

HLN

Helena

1 stop

5h 43m
HLN

Helena

SFO

San Francisco

1 stop

4h 09m
$373

Multiple Airlines

View Deal

Deal found 5/19/22

Sep 12 - Sep 24
SFO

San Francisco

HLN

Helena

2 stops

22h 31m
HLN

Helena

SFO

San Francisco

1 stop

4h 09m
$387

Multiple Airlines

View Deal

Deal found 5/19/22

Cheap Delta flights from San Francisco to Helena

Oct 23 - Oct 30
SFO

San Francisco

HLN

Helena

1 stop

5h 40m
HLN

Helena

SFO

San Francisco

1 stop

4h 09m
$388

Delta

View Deal

Deal found 5/18/22

Jul 5 - Jul 10
SFO

San Francisco

HLN

Helena

1 stop

4h 15m
HLN

Helena

SFO

San Francisco

1 stop

4h 13m
$523

Delta

View Deal

Deal found 5/17/22

Aug 6 - Aug 13
SFO

San Francisco

HLN

Helena

1 stop

5h 27m
HLN

Helena

SFO

San Francisco

1 stop

4h 13m
$548

Delta

View Deal

Deal found 5/16/22

Cheap Alaska Airlines flights from San Francisco to Helena

Aug 25 - Aug 29
SFO

San Francisco

HLN

Helena

1 stop

14h 41m
HLN

Helena

SFO

San Francisco

1 stop

19h 09m
$439

Alaska Airlines

View Deal

Deal found 5/17/22

Aug 25 - Aug 29
SFO

San Francisco

HLN

Helena

2 stops

15h 11m
HLN

Helena

SFO

San Francisco

1 stop

19h 09m
$447

Alaska Airlines

View Deal

Deal found 5/17/22

Aug 26 - Aug 28
SFO

San Francisco

HLN

Helena

1 stop

21h 16m
HLN

Helena

SFO

San Francisco

1 stop

19h 09m
$479

Alaska Airlines

View Deal

Deal found 5/17/22

Last minute flights from San Francisco to Helena

Late deals on return flights to Helena from San Francisco, departing today and this week
May 28 - May 31
SFO

San Francisco

HLN

Helena

1 stop

4h 11m
HLN

Helena

SFO

San Francisco

1 stop

4h 04m
$658

Delta

View Deal

Deal found 5/17/22

May 27 - May 30
SFO

San Francisco

HLN

Helena

1 stop

4h 11m
HLN

Helena

SFO

San Francisco

1 stop

4h 04m
$668

Delta

View Deal

Deal found 5/17/22

May 28 - May 31
SFO

San Francisco

HLN

Helena

2 stops

9h 23m
HLN

Helena

SFO

San Francisco

1 stop

4h 04m
$671

Multiple Airlines

View Deal

Deal found 5/17/22

One-way flights to Helena from San Francisco

The cheapest one-way flights from San Francisco to Helena
Sep 17
SFO

San Francisco

HLN

Helena

1 stop

5h 40m
$154

Delta

View Deal

Deal found 5/18/22

Jul 4
SFO

San Francisco

HLN

Helena

1 stop

4h 15m
$229

Delta

View Deal

Deal found 5/17/22

Sep 17
SFO

San Francisco

HLN

Helena

2 stops

12h 24m
$249

United Airlines

View Deal

Deal found 5/18/22

Related info for your journey

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

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

Some of the carriers operating flights from San Francisco 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 Francisco to Helena for under $400 on Cheapflights?

Yes, there are multiple flights from San Francisco to Helena for under $400. The cheapest flight booked recently is on Multiple Airlines for just $346, but on average you can expect to pay $490.

Are there last-minute flights available from San Francisco to Helena for under $700?

There are currently 11+ open flights from San Francisco to Helena within the next 7 days for less than $700.

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

Cheapflights users have booked flights from San Francisco to Helena round-trip from $388. Another airline that can offer you cheap pricing is Alaska Airlines.

What are the cheapest airlines to fly from San Francisco to Helena one-way?

One-way options have recently been found by users for as low as $154 on Delta. Other airlines that offer cheap prices include United Airlines from $249 and Alaska Airlines from $354 one-way.

What are the most popular airlines that fly from San Francisco to Helena?

The most popular airlines flying from San Francisco to Helena are Alaska Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

What are the cheapest flights from San Francisco to Helena?

Looking at all options, your cheapest flight can be booked for $179. While the most popular route (San Francisco - Helena) can be booked for $313 on average our data indicates $478 when flying from San Francisco to Helena.

Alternative routes for San Francisco to Helena

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

Top 2 airlines flying from San Francisco to Helena

The chart below displays the airlines Cheapflights users traveling from San Francisco to Helena choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Alaska AirlinesCheapest$168Average$317FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
DeltaCheapest$246Average$441FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights