A town nestled in a valley with dense forests and hills in the background.

Cheap Flights to South Dakota | Popular Routes to South Dakota from HK$2,544

View HK$2,544 flight on Fri, 28 Aug 2026Opens in a new window

Popular airlines to South Dakota

  • United

  • American Airlines

  • Delta

  • Alaska Airlines

  • Frontier Airlines

  • KLM

  • Lufthansa

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Cheap round-trip flights to South Dakota

Prices were available within the past 7 days and start at HK$2,544 for one-way flights and HK$3,292 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$3,292 Return, found 1 day ago
HK$3,292
Return
found 1 day ago
Select United flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$3,292 found 1 day ago
United
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$3,334 Return, found 1 day ago
HK$3,334
Return
found 1 day ago
Select United flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$3,334 found 1 day ago
American Airlines
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$3,733 Return, found 1 day ago
HK$3,733
Return
found 1 day ago
Select American Airlines flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$3,733 found 1 day ago
United
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$3,775 Return, found 1 day ago
HK$3,775
Return
found 1 day ago
Select United flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$3,775 found 1 day ago
Delta
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$3,776 Return, found 1 day ago
HK$3,776
Return
found 1 day ago
Select Delta flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$3,776 found 1 day ago
United
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$3,916 Return, found 1 day ago
HK$3,916
Return
found 1 day ago
Select United flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$3,916 found 1 day ago
United
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$3,958 Return, found 1 day ago
HK$3,958
Return
found 1 day ago
Select United flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$3,958 found 1 day ago
United
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$4,066 Return, found 1 day ago
HK$4,066
Return
found 1 day ago
Select United flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$4,066 found 1 day ago
United
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$4,108 Return, found 1 day ago
HK$4,108
Return
found 1 day ago
Select United flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$4,108 found 1 day ago
United
Fri, 28 Aug - Tue, 1 Sept
BWI
Baltimore
RAP
Rapid City
HK$4,174 Return, found 1 day ago
HK$4,174
Return
found 1 day ago
Select United flight, departing Fri, 28 Aug from Baltimore to Rapid City, returning Tue, 1 Sept, priced at HK$4,174 found 1 day ago

Frequently asked questions

How do I find cheap flights to South Dakota that have flexible change policies?
It's quick and easy with Expedia. Firstly, enter your preferred dates and destination and hit "Search." Next step? Check the "No change fee" box underneath the "Flexible change policies" filter to the left of the screen. Step 3. Score a cheap and flexible flight to South Dakota.
Which airlines fly to South Dakota?
Lock in your seat with any of these popular airlines and get ready for new adventures in South Dakota:

  • American Airlines - 338 flights to or near South Dakota each month, including 186 flights to Rapid City Regional Airport (RAP) and 151 flights to Sioux Falls Regional Airport (FSD) per month.
  • United Airlines - 338 flights to or near South Dakota each month, including 182 flights to Sioux Falls Regional Airport (FSD) and 156 flights to Rapid City Regional Airport (RAP) per month.
  • Delta Air Lines - 251 flights to or near South Dakota each month, including 164 flights to Sioux Falls Regional Airport (FSD) and 86 flights to Rapid City Regional Airport (RAP) per month.

How can I find cheap tickets to South Dakota?
In the last seven days, HK$3,292 was the lowest price for a flight to South Dakota. If you're eager to save even more, book in advance and be flexible with your travel dates. Search for your journey to South Dakota, then compare prices for similar time frames by clicking on the "flexible dates" link above.
How much is a flight to South Dakota?
If you were journeying one way from Baltimore (BWI), you could've locked in a bargain fare for HK$2,544 in the last seven days. Round-trip journeys to South Dakota ranged from HK$3,292 to HK$4,174 over the same period.
What are the most popular airports to fly into in South Dakota?
You're not starved for choice in South Dakota. Once you've decided your final destination in the region, picking one of these main airports will be easy:

  • Sioux Falls Regional Airport (FSD) - 598 flights per month.
  • Rapid City Regional Airport (RAP) - 451 flights per month.
  • Pierre Regional Airport (PIR) - 52 flights per month.

When is the cheapest time to fly to South Dakota?
Consider travelling early in the week to get the best deal to South Dakota. Tuesday is generally the most economical day to depart, followed by Monday. Saturday often has the highest prices. This is because a lot of travellers like to kick off their getaway on a weekend.
How much is a plane ticket to South Dakota?
In the last seven days, seats to South Dakota varied between HK$3,292 and HK$4,174. Prices usually rise as your travel date nears, so snap up a great deal today.
What is the best time to go to South Dakota?
Sioux Falls, South Dakota's most populated city, is a fabulous place to explore at anytime. Not into the cold? Then travel here from June 20 onward in summer, when average temperatures vary from 16ºC to 27ºC. May, July and August is when Sioux Falls is at its busiest.
What months are the cheapest to book a flight to South Dakota?
The most cost-effective month to book a great deal to South Dakota is February, whereas the most expensive is December. Keep clear of this month if you're on a budget.

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About South Dakota

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About South Dakota

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