How do I get Price Alerts for flights from South Dakota to Helena?

You can take advantage of momondo’s Price Alerts by first searching for your flights to South Dakota from Helena . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from South Dakota to Helena with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from South Dakota to Helena Airport?

Prices for flights from South Dakota to Helena Airport refresh daily.

How old do you have to be to fly from South Dakota to Helena Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from South Dakota to Helena Airport.

What documentation or ID do you need to fly to Helena Airport?

The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$434 Cheap Flights from South Dakota to Helena in 2026

Find the cheapest flights from South Dakota to Helena

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 pm - 9:39 pm

FSD

HLN

5h 34m

1 stop

2:34 pm - 8:15 pm

HLN

FSD

4h 41m

1 stop

$434United Airlines

Tue, Nov 3 - Sat, Nov 7

9:35 am - 1:49 pm

FSD

HLN

5h 14m

1 stop

2:34 pm - 9:45 pm

HLN

FSD

30h 11m

2 stops

$553United Airlines

Tue, Nov 3 - Sat, Nov 7

7:30 am - 1:49 pm

FSD

HLN

31h 19m

3 stops

2:34 pm - 8:15 pm

HLN

FSD

4h 41m

1 stop

$653United Airlines

Tue, Nov 3 - Sat, Nov 7

5:05 pm - 9:20 pm

FSD

HLN

5h 15m

1 stop

2:20 pm - 8:08 pm

HLN

FSD

4h 48m

1 stop

$670United Airlines

Wed, Jul 22 - Sun, Jul 26

11:35 am - 1:33 pm

FSD

HLN

26h 58m

1 stop

2:20 pm - 8:08 pm

HLN

FSD

4h 48m

1 stop

$788United Airlines

Tue, Jul 14 - Tue, Jul 21

5:05 pm - 1:33 pm

FSD

HLN

21h 28m

1 stop

2:20 pm - 8:08 pm

HLN

FSD

4h 48m

1 stop

$798United Airlines

Tue, Jul 14 - Tue, Jul 21

7:35 am - 1:33 pm

FSD

HLN

30h 58m

2 stops

2:20 pm - 8:08 pm

HLN

FSD

4h 48m

1 stop

$804United Airlines

Tue, Jul 14 - Tue, Jul 21

6:51 pm - 9:20 pm

FSD

HLN

27h 29m

1 stop

6:15 am - 4:23 pm

HLN

FSD

9h 08m

1 stop

$822United Airlines

Thu, Jul 9 - Mon, Jul 13

5:05 pm - 9:20 pm

FSD

HLN

5h 15m

1 stop

2:20 pm - 8:08 pm

HLN

FSD

4h 48m

1 stop

$833United Airlines

Tue, Jul 21 - Sun, Jul 26

11:35 am - 1:33 pm

FSD

HLN

26h 58m

1 stop

2:20 pm - 11:31 pm

HLN

FSD

32h 11m

2 stops

$863United Airlines

Tue, Jul 14 - Tue, Jul 21

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United Airlines flights from South Dakota to Helena

Our best United Airlines deals on South Dakota to Helena flight tickets

United Airlines

Nov 3

FSD5:05 pmSioux Falls Joe Foss Field

5h 34m

1 stop

HLN9:39 pmHelena

Nov 7

HLN2:34 pmHelena

4h 41m

1 stop

FSD8:15 pmSioux Falls Joe Foss Field

$434

United Airlines

Nov 3

FSD9:35 amSioux Falls Joe Foss Field

5h 14m

1 stop

HLN1:49 pmHelena

Nov 7

HLN2:34 pmHelena

30h 11m

2 stops

FSD9:45 pmSioux Falls Joe Foss Field

$553

United Airlines

Nov 3

FSD7:30 amSioux Falls Joe Foss Field

31h 19m

3 stops

HLN1:49 pmHelena

Nov 7

HLN2:34 pmHelena

4h 41m

1 stop

FSD8:15 pmSioux Falls Joe Foss Field

$653

Delta flights from South Dakota to Helena

Our best Delta deals on South Dakota to Helena flight tickets

Delta

Jul 22

FSD1:30 pmSioux Falls Joe Foss Field

10h 09m

2 stops

HLN10:39 pmHelena

Jul 26

HLN5:40 amHelena

9h 01m

2 stops

FSD3:41 pmSioux Falls Joe Foss Field

$1,087

Delta

Jul 21

FSD5:00 amSioux Falls Joe Foss Field

8h 15m

2 stops

HLN12:15 pmHelena

Jul 26

HLN5:40 amHelena

9h 01m

2 stops

FSD3:41 pmSioux Falls Joe Foss Field

$1,277

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Tue 11/3

5:05 pm-9:39 pm

1 stop5h 34m

Helena

Sat 11/7

2:34 pm-8:15 pm

1 stop4h 41m

$434

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Tue 11/3

9:35 am-1:49 pm

1 stop5h 14m

Helena

Sat 11/7

2:34 pm-9:45 pm

2 stops30h 11m

$553

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Tue 11/3

7:30 am-1:49 pm

3 stops31h 19m

Helena

Sat 11/7

2:34 pm-8:15 pm

1 stop4h 41m

$653

Quickest round-trip

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Wed 7/22

5:05 pm-9:20 pm

1 stop5h 15m

Helena

Sun 7/26

2:20 pm-8:08 pm

1 stop4h 48m

$670

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Tue 7/14

11:35 am-1:33 pm

1 stop26h 58m

Helena

Tue 7/21

2:20 pm-8:08 pm

1 stop4h 48m

$788

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Tue 7/14

5:05 pm-1:33 pm

1 stop21h 28m

Helena

Tue 7/21

2:20 pm-8:08 pm

1 stop4h 48m

$798

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Tue 7/14

7:35 am-1:33 pm

2 stops30h 58m

Helena

Tue 7/21

2:20 pm-8:08 pm

1 stop4h 48m

$804

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Thu 7/9

6:51 pm-9:20 pm

1 stop27h 29m

Helena

Mon 7/13

6:15 am-4:23 pm

1 stop9h 08m

$822

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Tue 7/21

5:05 pm-9:20 pm

1 stop5h 15m

Helena

Sun 7/26

2:20 pm-8:08 pm

1 stop4h 48m

$833

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

Tue 7/14

11:35 am-1:33 pm

1 stop26h 58m

Helena

Tue 7/21

2:20 pm-11:31 pm

2 stops32h 11m

$863

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap South Dakota to Helena flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Helena

Fastest flight time	5h 15m
Direct flights	None

The fastest flight from South Dakota to Helena takes 5h 15m

There are no direct flights from South Dakota to Helena. There are no popular flight routes from South Dakota to Helena.

Search flight deals

Frequently asked questions about flying from South Dakota to Helena

When did momondo last update prices for flights from South Dakota to Helena Airport?
Prices for flights from South Dakota to Helena Airport refresh daily.
How old do you have to be to fly from South Dakota to Helena Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from South Dakota to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from South Dakota to Helena

How do I get Price Alerts for flights from South Dakota to Helena?
You can take advantage of momondo’s Price Alerts by first searching for your flights to South Dakota from Helena. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from South Dakota to Helena with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from South Dakota to Helena?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from South Dakota to Helena. momondo saves you time and could save you money on your trip.

Can I find flights from South Dakota to Helena with flexible booking policies on momondo?

Yes. All flights to Helena from South Dakota on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from South Dakota to Helena?

momondo provides multiple filters to help you find the best flight to Helena from South Dakota. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from South Dakota to Helena right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Helena from South Dakota. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.