Cheap Flights from Sioux Falls to Gillette

Frequently Asked Questions

• When is the best time to book flights from Sioux Falls to Gillette?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sioux Falls to Gillette is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Sioux Falls to Gillette?

  To find best deals on flights from Sioux Falls to Gillette, you can use various tools on Trip.com:
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Gillette travel is around October.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Sioux Falls to Gillette to get the best price?

  The cheapest months to fly from Sioux Falls to Gillette is September, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Sioux Falls to Gillette?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Sioux Falls to Gillette on December 9, 2025 with United Airlines, with prices starting at HK$ 2,310.

• What is the time difference between Sioux Falls and Gillette?

  The time difference between Gillette and Sioux Falls is 1h.

• How can I change or cancel my flight ticket from Sioux Falls to Gillette?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.