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.

$319 Cheap Flights from South Dakota to Helena in 2025/26

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Round-trip

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Enter your travel dates to find the best prices.

9:00 am - 1:40 pmFSD-HLN

5h 40m1 stop

2:25 pm - 8:39 pmHLN-FSD

5h 14m1 stop

$319United Airlines

Find Deal

sáb., feb. 21 - mié., feb. 25

9:00 am - 1:40 pmFSD-HLN

5h 40m1 stop

6:15 am - 5:21 pmHLN-FSD

10h 06m2 stops

$324United Airlines

Find Deal

sáb., feb. 21 - mié., feb. 25

11:21 am - 9:16 pmFSD-HLN

10h 55m2 stops

6:15 am - 5:21 pmHLN-FSD

10h 06m2 stops

$374United Airlines

Find Deal

sáb., feb. 21 - mié., feb. 25

11:21 am - 9:16 pmFSD-HLN

10h 55m2 stops

6:15 am - 5:21 pmHLN-FSD

10h 06m2 stops

$408United Airlines

Find Deal

sáb., feb. 21 - mié., feb. 25

2:41 pm - 10:34 pmABR-HLN

8h 53m2 stops

5:45 am - 1:59 pmHLN-ABR

7h 14m2 stops

$568Delta

Find Deal

sáb., abr. 25 - mié., abr. 29

2:41 pm - 10:34 pmABR-HLN

8h 53m2 stops

5:45 am - 1:59 pmHLN-ABR

7h 14m2 stops

$569Delta

Find Deal

sáb., abr. 25 - mié., abr. 29

8:57 am - 1:27 pmFSD-HLN

5h 30m1 stop

6:40 am - 9:46 pmHLN-FSD

14h 06m2 stops

$657United Airlines

Find Deal

vie., nov. 21 - mar., nov. 25

2:41 pm - 10:34 pmABR-HLN

8h 53m2 stops

5:45 am - 1:59 pmHLN-ABR

7h 14m2 stops

$663Delta

Find Deal

sáb., abr. 25 - mié., abr. 29

8:57 am - 1:27 pmFSD-HLN

5h 30m1 stop

6:40 am - 11:44 pmHLN-FSD

16h 04m1 stop

$843United Airlines

Find Deal

vie., nov. 21 - mar., nov. 25

4:19 pm - 10:30 pmFSD-HLN

7h 11m2 stops

1:06 pm - 11:00 pmHLN-FSD

8h 54m2 stops

$909Delta

Find Deal

vie., nov. 21 - mar., nov. 25

Delta flights from South Dakota to Helena

Our best Delta deals on South Dakota to Helena flight tickets

Delta

Nov 12

FSD5:18 amSioux Falls Joe Foss Field

8h 08m

2 stops

HLN12:26 pmHelena

Nov 15

HLN1:06 pmHelena

8h 54m

2 stops

FSD11:00 pmSioux Falls Joe Foss Field

$439

Find similar

Delta

Apr 25

ABR2:41 pmAberdeen

8h 53m

2 stops

HLN10:34 pmHelena

Apr 29

HLN5:45 amHelena

7h 14m

2 stops

ABR1:59 pmAberdeen

$568

Find similar

Delta

Apr 25

ABR2:41 pmAberdeen

8h 53m

2 stops

HLN10:34 pmHelena

Apr 29

HLN5:45 amHelena

7h 14m

2 stops

ABR1:59 pmAberdeen

$569

Find similar

United Airlines flights from South Dakota to Helena

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

United Airlines

Feb 21

FSD9:00 amSioux Falls Joe Foss Field

5h 40m

1 stop

HLN1:40 pmHelena

Feb 25

HLN2:25 pmHelena

5h 14m

1 stop

FSD8:39 pmSioux Falls Joe Foss Field

$319

Find similar

United Airlines

Feb 21

FSD9:00 amSioux Falls Joe Foss Field

5h 40m

1 stop

HLN1:40 pmHelena

Feb 25

HLN6:15 amHelena

10h 06m

2 stops

FSD5:21 pmSioux Falls Joe Foss Field

$324

Find similar

United Airlines

Feb 21

FSD11:21 amSioux Falls Joe Foss Field

10h 55m

2 stops

HLN9:16 pmHelena

Feb 25

HLN6:15 amHelena

10h 06m

2 stops

FSD5:21 pmSioux Falls Joe Foss Field

$374

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

sáb. 2/21

9:00 am-1:40 pm

1 stop5h 40m

Helena

mié. 2/25

2:25 pm-8:39 pm

1 stop5h 14m

$319

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

sáb. 2/21

9:00 am-1:40 pm

1 stop5h 40m

Helena

mié. 2/25

6:15 am-5:21 pm

2 stops10h 06m

$324

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

sáb. 2/21

11:21 am-9:16 pm

2 stops10h 55m

Helena

mié. 2/25

6:15 am-5:21 pm

2 stops10h 06m

$374

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

sáb. 2/21

11:21 am-9:16 pm

2 stops10h 55m

Helena

mié. 2/25

6:15 am-5:21 pm

2 stops10h 06m

$408

AberdeenHelena

ABR - HLN

ABRHLN

Aberdeen

sáb. 4/25

2:41 pm-10:34 pm

2 stops8h 53m

Helena

mié. 4/29

5:45 am-1:59 pm

2 stops7h 14m

$568

AberdeenHelena

ABR - HLN

ABRHLN

Aberdeen

sáb. 4/25

2:41 pm-10:34 pm

2 stops8h 53m

Helena

mié. 4/29

5:45 am-1:59 pm

2 stops7h 14m

$569

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

vie. 11/21

8:57 am-1:27 pm

1 stop5h 30m

Helena

mar. 11/25

6:40 am-9:46 pm

2 stops14h 06m

$657

AberdeenHelena

ABR - HLN

ABRHLN

Aberdeen

sáb. 4/25

2:41 pm-10:34 pm

2 stops8h 53m

Helena

mié. 4/29

5:45 am-1:59 pm

2 stops7h 14m

$663

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

vie. 11/21

8:57 am-1:27 pm

1 stop5h 30m

Helena

mar. 11/25

6:40 am-11:44 pm

1 stop16h 04m

$843

Sioux FallsHelena

FSD - HLN

FSDHLN

Sioux Falls Joe Foss Field

vie. 11/21

4:19 pm-10:30 pm

2 stops7h 11m

Helena

mar. 11/25

1:06 pm-11:00 pm

2 stops8h 54m

$909

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from South Dakota to Helena

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Helena?

The cheapest day to depart from South Dakota to Helena is on a Saturday. Travelers who choose to depart for Helena on a Saturday will often find tickets for as low as $347. The most expensive day to fly to Helena is Friday, with ticket prices averaging around $588.

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

Direct flights	None

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

Search flight deals

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.

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.

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sáb. 12/6

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Cheap flights from South Dakota to Helena from $319

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to Helena departing on 2/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from South Dakota to Helena

Cheap round-trip flights

Delta flights from South Dakota to Helena

Our best Delta deals on South Dakota to Helena flight tickets

United Airlines flights from South Dakota to Helena

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

momondo Fare Finder

Use the filters below to find and compare flights from South Dakota to Helena that are best for you.

See travel insights to Helena from

How to get the cheapest flight ticket from South Dakota to Helena

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Helena?

The cheapest day to depart from South Dakota to Helena is on a Saturday. Travelers who choose to depart for Helena on a Saturday will often find tickets for as low as $347. The most expensive day to fly to Helena is Friday, with ticket prices averaging around $588.

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

Direct flights

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

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Helena trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Montana