Cheap Flights from Helena to Rapid City starting at S$ 288

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Helena to Rapid City

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When to buy flight tickets from Helena (HLN) to Rapid City (RAP) the cheapest?

Airlines adjust prices for flights from Helena to Rapid City based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Helena (HLN) to Rapid City (RAP) cost?

According to Trip.com's data, the lowest price is around S$ 608.
What is the transportation method from the main airport to downtown in Rapid City?
- The distance from Rapid City Regional Airport to downtown is about 14km, by taxi about 30 minutes.
How many airports in Rapid City?

There are 1 airports near Rapid City: Rapid City Regional Airport.

How to find a cheap flight from Helena to Rapid City

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Helena to Rapid City. Book your flights at the right time and save more.

Choose your dates flexibly and get the best deals on flights from Helena to Rapid City.

Tap 'Date' on the flight search bar to browse the calendar for Helena to Rapid City airfare over the next 6 months in 2025. If you're looking to fly within the next 3 months, the cheapest date seems to be Sun, Apr 20, with one-way flights starting at S$ 288.

Compare cheap flight deals from hundreds of airlines for Helena to Rapid City flights.

Our extensive search lets you compare prices from over 500 airlines to find the cheapest flights from Helena to Rapid City. The cheapest flight at the moment is with United Airlines.

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Book early or wait for last-minute deals.

It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.

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For the best flight booking experience on the go, download Trip.com and search for cheap flights from Helena to Rapid City to get your exclusive deals.

Find cheapest flight ticket from Helena to Rapid City

Cheapest one-way flight price	S$ 287
Off-season for travel	April
Peak season for travel	December
Flight distance	754.22km
Popular airline	United Airlines