FSD - HLN

$319 Find Cheap Flights from Sioux Falls to Helena

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Sioux Falls to Helena departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Helena

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Sioux Falls to Helena, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Sioux Falls to Helena, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Sioux Falls to Helena (FSD-HLN)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Sioux Falls to Helena that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Sioux Falls to Helena

Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
9:00 am - 1:40 pmFSD-HLN
5h 40m1 stop
United Airlines Logo
2:25 pm - 8:39 pmHLN-FSD
5h 14m1 stop
$319United Airlines
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Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
9:00 am - 1:40 pmFSD-HLN
5h 40m1 stop
United Airlines Logo
6:15 am - 5:21 pmHLN-FSD
10h 06m2 stops
$359United Airlines
Find Deal
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
11:21 am - 9:16 pmFSD-HLN
10h 55m2 stops
United Airlines Logo
2:25 pm - 8:39 pmHLN-FSD
5h 14m1 stop
$438United Airlines
Find Deal
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
11:21 am - 9:16 pmFSD-HLN
10h 55m2 stops
United Airlines Logo
6:15 am - 5:21 pmHLN-FSD
10h 06m2 stops
$473United Airlines
Find Deal
Sat, Feb 21 - Wed, Feb 25
Delta Logo
1:20 pm - 10:38 pmFSD-HLN
10h 18m2 stops
Delta Logo
5:35 am - 7:18 pmHLN-FSD
12h 43m2 stops
$483Delta
Find Deal

Everything you should know

Cheapest round-trip
$319
United Airlines
Sat 2/21Wed 2/25
FSD - HLN • 1 stop
Cheapest one-way
Multiple Airlines
Thu 10/30
FSD - HLN • multi-stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Helena!
Booking Insights

KAYAK's insights & trends for Sioux Falls to Helena flights

Get data-powered insights and trends into flights from Sioux Falls to Helena to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Sioux Falls to Helena?

The average price of all round-trip flights from Sioux Falls to Helena clicked on KAYAK for each day over the last 12 months.

Your flight ticket price will generally be cheaper if you fly to Helena on a Saturday and more expensive on a Friday. On your return trip to Sioux Falls, you should consider flying back on a Thursday, and avoid Fridays for better deals.

Find deals

Good to know

Cheapest flight$319
Flight from Sioux Falls to Helena

When to book flights from Sioux Falls to Helena

Are your dates flexible? Find out the best times to travel from Sioux Falls to Helena based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Sioux Falls to Helena

  • What is the cheapest flight from Sioux Falls to Helena?

    In the last 3 days, the lowest price for a flight from Sioux Falls to Helena was $319 for a round-trip ticket.

  • Do I need a passport to fly between Sioux Falls and Helena?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Sioux Falls to Helena?

    When flying out of Sioux Falls you will be using Sioux Falls Joe Foss Field. You will be landing at Helena, also known as Helena.

  • Which aircraft models fly most regularly from Sioux Falls to Helena?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Sioux Falls to Helena?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Sioux Falls to Helena.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Sioux Falls to Helena?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Sioux Falls is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Sioux Falls to Helena?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helena with an airline and back to Sioux Falls with another airline. Booking your flights between Sioux Falls and HLN can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Sioux Falls to Helena?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helena from Sioux Falls up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Sioux Falls to Helena

Information on your arrival and departure airports

Sioux Falls (FSD)
Helena (HLN)

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