Cheap flights from South Dakota to Chicago from $150

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from South Dakota averaging around $267.

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $424. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from South Dakota because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $732.

Flying to Chicago O'Hare Intl Airport from South Dakota in the evening is the least expensive time of day to depart. momondo users have found prices as low as $400 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $530. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Rapid City to Chicago O'Hare Intl for the best South Dakota - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from South Dakota when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $329 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from South Dakota for as low as $213 on momondo.

There are 4 cabin classes available to choose from on South Dakota to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

20 flights are operational daily from South Dakota to Chicago O'Hare Intl Airport as of October 2026. The most popular departure time for this route is 12:00PM, with 40% of flights per day taking off in the afternoon.

The number of flights available between South Dakota and Chicago O'Hare Intl Airport is 146 per week as of October 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.