Cheap flights from Colorado to South Dakota from $114

The month of December is, on average, the cheapest month to fly to South Dakota from Colorado, with most prices found around $44. If you aren’t able to travel to South Dakota during the month of December, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $53.

The cheapest day to depart from Colorado to South Dakota is on a Friday. Travelers who choose to depart for South Dakota on a Friday will often find tickets for as low as $203. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $304. These prices are subject to change though, so be sure to set up a Price Alert for flights 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 $183. At noon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $315 per ticket.

Fly from Denver Intl to Sioux Falls Joe Foss Field for the best Colorado - South Dakota flight prices

You are more likely to see cheaper flights to South Dakota from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to South Dakota for around $247 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Dakota from Colorado for as low as $178 on momondo.

There are 3 cabin classes available to choose from on Colorado to South Dakota flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines, Delta, and American Airlines are the most popular carriers operating from Colorado to South Dakota

United Airlines, Frontier and Denver Air Connection are the top three most popular airlines that fly to South Dakota from Colorado according to our data. United Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to South Dakota. Keep in mind that there are 3 different airlines that fly to South Dakota on a routine basis, so you have a few additional options to choose from.

As of June 2026, 19 flights take off from Colorado and land in South Dakota each day. The most common flight departure time for this route is 1:00PM, with 50% of daily flights taking off in the afternoon.

133 flights are operational weekly from Colorado to South Dakota as of June 2026. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.