Cheap flights from Helena to South Dakota from $316
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to South Dakota departing on 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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United Airlines flights from Helena to South Dakota
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How to get the cheapest flight ticket from Helena to South Dakota
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 South Dakota?
The cheapest day to depart from Helena to South Dakota is on a Thursday. Travelers who choose to depart for South Dakota on a Thursday will often find tickets for as low as $353. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $739. These prices are subject to change though, so be sure to set up a Price Alert for flights to South Dakota.
What is the cheapest time of day to depart on your flight to South Dakota?
The cheapest time of day to fly to South Dakota is in the morning when flights can be purchased for as low as $571. At noon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $601 per ticket.
Cheap Helena to South Dakota flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Helena to South Dakota
When did momondo last update prices for flights from Helena Airport to South Dakota?
Prices for flights from Helena Airport to South Dakota refresh daily.
How many operators does momondo search for flights from Helena Airport to South Dakota?
As of March 2025, there is 1 operator available to choose from for flights from Helena Airport to South Dakota.
How old do you have to be to fly from Helena Airport to South Dakota?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The necessary travel and health documents for your South Dakota 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.
Best airlines flying from Helena to South Dakota
Compare and see reviews for airlines that fly from Helena to South Dakota with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $309 | Free Cancellation | Rating 7.4 8,679 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Helena to South Dakota?
It is quick and easy to find Helena to South Dakota flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South Dakota that suits you.
Can I find flights from Helena to South Dakota with flexible booking policies on momondo?
Flights from Helena to South Dakota with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Helena to South Dakota?
Once you have performed a search for Helena to South Dakota flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Helena to South Dakota right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to South Dakota from Helena. 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.