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.

$469 Cheap Flights from South Dakota to Helena in 2026/27

Find the cheapest flights from South Dakota to Helena

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:24 am - 1:52 pmFSD Sioux Falls Joe Foss Field-HLN Helena

5h 28m1 stop Denver Intl

2:35 pm - 8:33 pmHLN Helena-FSD Sioux Falls Joe Foss Field

4h 58m1 stop Denver Intl

$469United Airlines

Sat, Dec 5 - Wed, Dec 9

6:00 am - 1:52 pmFSD Sioux Falls Joe Foss Field-HLN Helena

8h 52m2 stops Chicago O'Hare Intl Denver Intl

2:35 pm - 8:33 pmHLN Helena-FSD Sioux Falls Joe Foss Field

4h 58m1 stop Denver Intl

$474United Airlines

Sat, Dec 5 - Wed, Dec 9

11:12 am - 9:26 pmFSD Sioux Falls Joe Foss Field-HLN Helena

11h 14m2 stops Chicago O'Hare Intl Denver Intl

2:35 pm - 10:12 pmHLN Helena-FSD Sioux Falls Joe Foss Field

30h 37m2 stops Denver Intl Chicago O'Hare Intl

$688United Airlines

Sat, Dec 5 - Wed, Dec 9

9:00 am - 1:46 pmFSD Sioux Falls Joe Foss Field-HLN Helena

5h 46m1 stop Denver Intl

2:27 pm - 8:15 pmHLN Helena-FSD Sioux Falls Joe Foss Field

4h 48m1 stop Denver Intl

$764United Airlines

Wed, Dec 23 - Tue, Dec 29

3:11 pm - 9:37 pmFSD Sioux Falls Joe Foss Field-HLN Helena

31h 26m2 stops Chicago O'Hare Intl Denver Intl

2:27 pm - 8:15 pmHLN Helena-FSD Sioux Falls Joe Foss Field

4h 48m1 stop Denver Intl

$787United Airlines

Wed, Dec 23 - Tue, Dec 29

9:32 am - 1:40 pmFSD Sioux Falls Joe Foss Field-HLN Helena

5h 08m1 stop Denver Intl

2:23 pm - 8:04 pmHLN Helena-FSD Sioux Falls Joe Foss Field

4h 41m1 stop Denver Intl

$788United Airlines

Tue, Nov 24 - Sat, Nov 28

11:15 am - 1:46 pmFSD Sioux Falls Joe Foss Field-HLN Helena

27h 31m2 stops Chicago O'Hare Intl Denver Intl

2:27 pm - 8:15 pmHLN Helena-FSD Sioux Falls Joe Foss Field

4h 48m1 stop Denver Intl

$909United Airlines

Thu, Dec 24 - Tue, Dec 29

3:11 pm - 1:46 pmFSD Sioux Falls Joe Foss Field-HLN Helena

23h 35m2 stops Chicago O'Hare Intl Denver Intl

6:20 am - 8:15 pmHLN Helena-FSD Sioux Falls Joe Foss Field

12h 55m1 stop Denver Intl

$912United Airlines

Thu, Dec 24 - Mon, Dec 28

11:15 am - 9:37 pmFSD Sioux Falls Joe Foss Field-HLN Helena

11h 22m2 stops Chicago O'Hare Intl Denver Intl

2:27 pm - 11:26 pmHLN Helena-FSD Sioux Falls Joe Foss Field

31h 59m2 stops Denver Intl Chicago O'Hare Intl

$932United Airlines

Thu, Dec 24 - Tue, Dec 29

5:18 pm - 9:37 pmFSD Sioux Falls Joe Foss Field-HLN Helena

5h 19m1 stop Denver Intl

2:27 pm - 8:15 pmHLN Helena-FSD Sioux Falls Joe Foss Field

4h 48m1 stop Denver Intl

$945United Airlines

Wed, Dec 23 - Mon, Dec 28

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from South Dakota to Helena

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

United Airlines

Dec 5

FSD9:24 amSioux Falls Joe Foss Field

5h 28m

1 stop

HLN1:52 pmHelena

Dec 9

HLN2:35 pmHelena

4h 58m

1 stop

FSD8:33 pmSioux Falls Joe Foss Field

$469

United Airlines

Dec 5

FSD6:00 amSioux Falls Joe Foss Field

8h 52m

2 stops

HLN1:52 pmHelena

Dec 9

HLN2:35 pmHelena

4h 58m

1 stop

FSD8:33 pmSioux Falls Joe Foss Field

$474

United Airlines

Dec 5

FSD11:12 amSioux Falls Joe Foss Field

11h 14m

2 stops

HLN9:26 pmHelena

Dec 9

HLN2:35 pmHelena

30h 37m

2 stops

FSD10:12 pmSioux Falls Joe Foss Field

$688

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Sat 12/5

9:24 am-1:52 pm

1 stop5h 28m

Helena

Wed 12/9

2:35 pm-8:33 pm

1 stop4h 58m

$469

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Sat 12/5

6:00 am-1:52 pm

2 stops8h 52m

Helena

Wed 12/9

2:35 pm-8:33 pm

1 stop4h 58m

$474

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Sat 12/5

11:12 am-9:26 pm

2 stops11h 14m

Helena

Wed 12/9

2:35 pm-10:12 pm

2 stops30h 37m

$688

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Wed 12/23

9:00 am-1:46 pm

1 stop5h 46m

Helena

Tue 12/29

2:27 pm-8:15 pm

1 stop4h 48m

$764

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Wed 12/23

3:11 pm-9:37 pm

2 stops31h 26m

Helena

Tue 12/29

2:27 pm-8:15 pm

1 stop4h 48m

$787

Quickest round-trip

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Tue 11/24

9:32 am-1:40 pm

1 stop5h 08m

Helena

Sat 11/28

2:23 pm-8:04 pm

1 stop4h 41m

$788

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Thu 12/24

11:15 am-1:46 pm

2 stops27h 31m

Helena

Tue 12/29

2:27 pm-8:15 pm

1 stop4h 48m

$909

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Thu 12/24

3:11 pm-1:46 pm

2 stops23h 35m

Helena

Mon 12/28

6:20 am-8:15 pm

1 stop12h 55m

$912

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Thu 12/24

11:15 am-9:37 pm

2 stops11h 22m

Helena

Tue 12/29

2:27 pm-11:26 pm

2 stops31h 59m

$932

Sioux FallsHelena

FSD Sioux Falls Joe Foss Field - HLN Helena

FSDHLN

Sioux Falls Joe Foss Field

Wed 12/23

5:18 pm-9:37 pm

1 stop5h 19m

Helena

Mon 12/28

2:27 pm-8:15 pm

1 stop4h 48m

$945

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

Best Price Found	$469
Fastest flight time	5h 08m
Direct flights	None

The best flight deal from South Dakota to Helena found on momondo in the last 72 hours is $469

The fastest flight from South Dakota to Helena takes 5h 08m

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.