$150+ Cheap flights from Dulles Intl (IAD) to South Dakota
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Dulles Intl to South Dakota with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dulles Intl to South Dakota
Keep the following information in mind while searching for Dulles Intl to South Dakota flight deals. Data was last updated May 14, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | JustAirTicket 3 stars |
Round-trip from | $312 (Mytrip) |
One-way from | $150 (Trip.com) |
Popular in | December |
Cheapest in | February |
Average price | $455 |
Find flight deals from Dulles Intl to South Dakota
Cheapest flights from Dulles Intl to South DakotaExplore the most affordable flight options available from Dulles Intl to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2025.
Explore the most affordable flight options available from Dulles Intl to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2025.
This Mytrip deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to South Dakota that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 14, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to South Dakota that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Rapid City
IAD - RAP
IADRAP
Washington, D.C. Dulles Intl
Fri 6/27
4:54 pm-9:04 am
2 stops18h 10m
Rapid City
Fri 7/4
4:46 pm-11:43 am
1 stop16h 57m
Washington, D.C.Rapid City
IAD - RAP
IADRAP
Washington, D.C. Dulles Intl
Sun 6/29
3:46 pm-4:27 pm
1 stop26h 41m
Rapid City
Fri 7/4
4:46 pm-11:43 am
1 stop16h 57m
Washington, D.C.Rapid City
IAD - RAP
IADRAP
Washington, D.C. Dulles Intl
Sun 9/7
5:47 pm-9:59 pm
1 stop6h 12m
Rapid City
Sat 9/13
7:00 am-3:34 pm
1 stop6h 34m
Washington, D.C.Rapid City
IAD - RAP
IADRAP
Washington, D.C. Dulles Intl
Sat 9/13
8:58 am-8:18 pm
2 stops13h 20m
Rapid City
Wed 9/17
12:33 pm-10:30 pm
1 stop7h 57m
Washington, D.C.Sioux Falls
IAD - FSD
IADFSD
Washington, D.C. Dulles Intl
Wed 7/30
5:13 pm-10:00 pm
1 stop5h 47m
Sioux Falls Joe Foss Field
Wed 8/6
6:26 pm-12:30 am
1 stop5h 04m
Washington, D.C.Sioux Falls
IAD - FSD
IADFSD
Washington, D.C. Dulles Intl
Wed 7/30
6:00 am-12:21 pm
2 stops7h 21m
Sioux Falls Joe Foss Field
Wed 8/6
5:15 am-11:50 am
1 stop5h 35m
Washington, D.C.Sioux Falls
IAD - FSD
IADFSD
Washington, D.C. Dulles Intl
Wed 7/30
6:35 am-4:31 pm
2 stops10h 56m
Sioux Falls Joe Foss Field
Tue 8/5
1:16 pm-11:58 pm
2 stops9h 42m
Washington, D.C.Rapid City
IAD - RAP
IADRAP
Washington, D.C. Dulles Intl
Tue 8/5
6:20 am-10:03 am
1 stop5h 43m
Rapid City
Tue 8/12
4:40 pm-11:29 pm
1 stop4h 49m
Washington, D.C.Sioux Falls
IAD - FSD
IADFSD
Washington, D.C. Dulles Intl
Wed 7/30
5:40 pm-5:48 pm
3 stops25h 08m
Sioux Falls Joe Foss Field
Wed 8/6
1:42 pm-12:31 pm
3 stops45h 49m
Washington, D.C.Aberdeen
IAD - ABR
IADABR
Washington, D.C. Dulles Intl
Wed 5/21
6:00 am-2:12 pm
2 stops9h 12m
Aberdeen
Mon 5/26
2:52 pm-12:28 am
2 stops8h 36m
Best time to book a flight from Dulles Intl to South Dakota
Have a flexible travel schedule? Discover the best time to fly to South Dakota from Dulles Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to South Dakota
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to South Dakota?
Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to South Dakota (average of $334). Flying from Washington, D.C. Dulles Intl Airport to South Dakota in December is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IAD to SD?
Find hourly flight availability from Dulles Intl to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 14, 2025.
When flying from Washington, D.C. Dulles Intl Airport to South Dakota, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Rainfall in South Dakota by month
Plan your trip to South Dakota by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in South Dakota ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit South Dakota when rainfall is around 0.6 in.
Temperature in South Dakota by month
Plan your trip to South Dakota by taking into account the average temperature totals by month.
If weather is an important factor for your trip to South Dakota, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).
Reviews of airlines servicing South Dakota
Get insights into the airlines that provide service to South Dakota. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Dakota. Reviews last updated May 14, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and Allegiant Air from Washington, D.C. to South Dakota to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Dulles Intl to South Dakota
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Dulles Intl to South Dakota
Discover the top 3 airlines that operate flights from Dulles Intl to South Dakota. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 14, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$208 | Average$438 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$515 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$359 | Average$523 | FlexibilityNo cancel fee | On-time71% |