$130+ Cheap flights from Reagan-National (DCA) 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — FSD
Sep 21 — Sep 281
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Reagan-National 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 Reagan-National to South Dakota
Cheapest
Best
Last-minute
One-way
Cheapest flights from Reagan-National to South DakotaExplore the most affordable flight options available from Reagan-National to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Reagan-National to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This CheapOair deal was found by Cheapflights users on 8/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am -
1 stop14h 07m
Fri 9/188:52 pm -
1 stop19h 07m
Deal found 8/18![Frontier logo]()
$240
This Delta deal was found by Cheapflights users on 8/19. 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.
Sat 10/36:05 am -
1 stop5h 57m
Tue 10/64:38 pm -
1 stop5h 06m
Deal found 8/19![Delta logo]()
$281
This Delta deal was found by Cheapflights users on 8/20. 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.
Wed 10/76:05 am -
1 stop6h 40m
Tue 10/202:37 pm -
2 stops6h 30m
Deal found 8/20![Delta logo]()
$286
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 pm -
1 stop27h 07m
Mon 10/58:52 pm -
1 stop24h 07m
Deal found 8/19![Frontier logo]()
$295
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 pm -
1 stop27h 07m
Mon 9/288:52 pm -
1 stop19h 07m
Deal found 8/19![Frontier logo]()
$305
This CheapOair deal was found by Cheapflights users on 8/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 pm -
1 stop27h 07m
Mon 9/148:52 pm -
1 stop19h 07m
Deal found 8/22![Frontier logo]()
$309
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 10/286:05 am -
1 stop6h 40m
Sun 11/16:39 am -
1 stop5h 21m
Deal found 8/18![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 8/19. 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.
Sat 8/226:59 pm -
1 stop5h 38m
Sat 12/54:36 pm -
1 stop5h 03m
Deal found 8/19![Delta logo]()
$326
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/85:23 pm -
1 stop8h 07m
Tue 9/157:00 am -
1 stop5h 38m
Deal found 8/18![American Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 8/195:00 am -
2 stops8h 15m
Wed 12/21:09 pm -
2 stops8h 50m
Deal found 8/18![American Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/96:05 am -
1 stop5h 57m
Sat 9/124:31 pm -
1 stop5h 28m
Deal found 8/18![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Sun 9/61:49 pm -
1 stop9h 18m
Wed 9/912:56 pm -
1 stop9h 02m
Deal found 8/19![American Airlines logo]()
$339
Best flights from Reagan-National to South DakotaDiscover carefully curated flight deals from Reagan-National to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Reagan-National to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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.
Wed 10/286:00 am -
2 stops9h 57m
Sun 11/16:39 am -
1 stop5h 21m
Deal found 8/19![Delta logo]()
$315
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/156:12 pm -
1 stop6h 00m
Tue 9/227:47 am -
1 stop5h 36m
Deal found 8/18![United Airlines logo]()
$329
This CheapOair deal was found by Cheapflights users on 8/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:59 pm -
1 stop7h 02m
Mon 9/78:56 pm -
1 stop24h 03m
Deal found 8/21![Frontier logo]()
$365
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/25:00 am -
2 stops7h 36m
Sun 9/66:24 am -
1 stop6h 20m
Deal found 8/18![American Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:06 pm -
1 stop8h 01m
Thu 9/1710:02 pm -
2 stops17h 57m
Deal found 8/18![Multiple Airlines logo]()
$565
This Delta deal was found by Cheapflights users on 8/20. 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.
Wed 11/45:35 pm -
2 stops6h 55m
Sun 11/154:36 pm -
1 stop5h 03m
Deal found 8/20![Delta logo]()
$315
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/166:12 pm -
1 stop6h 00m
Wed 9/237:47 am -
1 stop5h 36m
Deal found 8/18![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Fri 9/186:12 pm -
1 stop6h 00m
Sat 9/197:47 am -
1 stop7h 00m
Deal found 8/19![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 10/26:12 pm -
1 stop5h 59m
Sun 10/47:50 am -
1 stop5h 33m
Deal found 8/21![United Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/26:10 am -
2 stops9h 38m
Sun 9/66:48 am -
1 stop5h 01m
Deal found 8/18![Delta logo]()
$430
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 1/304:07 pm -
1 stop8h 01m
Wed 2/37:05 am -
1 stop5h 51m
Deal found 8/21![United Airlines logo]()
$371
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Fri 10/238:35 pm -
1 stop5h 06m
Sun 10/257:39 pm -
1 stop12h 35m
Deal found 8/20![American Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 8/20. 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.
Thu 10/86:05 am -
1 stop6h 40m
Fri 10/164:38 pm -
1 stop5h 06m
Deal found 8/20![Delta logo]()
$438
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/45:35 pm -
2 stops7h 55m
Mon 9/712:57 pm -
1 stop9h 01m
Deal found 8/21![American Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 8/19. 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.
Fri 10/236:05 am -
1 stop5h 07m
Mon 10/263:36 pm -
1 stop7h 08m
Deal found 8/19![Delta logo]()
$462
This Delta deal was found by Cheapflights users on 8/19. 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.
Thu 10/226:10 am -
2 stops9h 17m
Mon 10/263:36 pm -
1 stop5h 23m
Deal found 8/19![Delta logo]()
$472
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Mon 11/94:09 pm -
1 stop6h 34m
Fri 11/135:50 pm -
2 stops14h 06m
Deal found 8/19![United Airlines logo]()
$522
This Delta deal was found by Cheapflights users on 8/22. 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.
Fri 9/116:10 am -
2 stops9h 41m
Fri 9/184:31 pm -
1 stop5h 28m
Deal found 8/22![Delta logo]()
$538
This Delta deal was found by Cheapflights users on 8/22. 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.
Thu 10/12:45 pm -
2 stops9h 33m
Sun 10/42:30 pm -
1 stop7h 29m
Deal found 8/22![Delta logo]()
$563
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Thu 10/156:00 am -
2 stops11h 23m
Sun 10/187:50 am -
1 stop6h 52m
Deal found 8/19![United Airlines logo]()
$672
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 1/2910:00 am -
2 stops13h 59m
Tue 2/26:22 am -
3 stops30h 56m
Deal found 8/21![United Airlines logo]()
$684
This Delta deal was found by Cheapflights users on 8/22. 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.
Sun 9/66:10 am -
2 stops9h 10m
Thu 9/102:56 pm -
1 stop6h 04m
Deal found 8/22![Delta logo]()
$623
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 12/26:05 am -
2 stops17h 54m
Sat 12/56:22 am -
1 stop7h 29m
Deal found 8/20![United Airlines logo]()
$747
Last-minute flights from Reagan-National to South DakotaDiscover last-minute flight deals from Reagan-National to South Dakota. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Reagan-National to South Dakota. Data last updated August 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/19. 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.
Sat 8/226:59 pm -
1 stop5h 38m
Sat 12/54:36 pm -
1 stop5h 03m
Deal found 8/19![Delta logo]()
$326
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 8/226:50 am -
2 stops10h 05m
Sat 12/51:09 pm -
2 stops8h 50m
Deal found 8/20![American Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/210:00 am -
1 stop8h 36m
Sun 9/66:24 am -
1 stop6h 20m
Deal found 8/18![American Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/24:20 pm -
1 stop6h 17m
Sat 9/57:00 am -
1 stop6h 03m
Deal found 8/18![United Airlines logo]()
$388
This CheapOair deal was found by Cheapflights users on 8/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:59 pm -
1 stop7h 02m
Mon 9/78:56 pm -
1 stop24h 03m
Deal found 8/21![Frontier logo]()
$365
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Sun 9/61:49 pm -
1 stop9h 18m
Wed 9/912:56 pm -
1 stop9h 02m
Deal found 8/19![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/85:23 pm -
1 stop8h 07m
Tue 9/157:00 am -
1 stop5h 38m
Deal found 8/18![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/96:05 am -
1 stop5h 57m
Sat 9/124:31 pm -
1 stop5h 28m
Deal found 8/18![Delta logo]()
$339
This CheapOair deal was found by Cheapflights users on 8/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 pm -
1 stop27h 07m
Mon 9/148:52 pm -
1 stop19h 07m
Deal found 8/22![Frontier logo]()
$309
This CheapOair deal was found by Cheapflights users on 8/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am -
1 stop14h 07m
Fri 9/188:52 pm -
1 stop19h 07m
Deal found 8/18![Frontier logo]()
$240
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Fri 9/188:24 pm -
1 stop5h 05m
Sat 9/1912:06 pm -
2 stops7h 54m
Deal found 8/19![American Airlines logo]()
$344
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 pm -
1 stop27h 07m
Mon 9/288:52 pm -
1 stop19h 07m
Deal found 8/19![Frontier logo]()
$305
One-way flights from Reagan-National to South DakotaSearch for one-way flight options from Reagan-National to South Dakota. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Reagan-National to South Dakota. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Expedia deal was found by Cheapflights users on 8/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:06 pm -
1 stop8h 01m
Deal found 8/18![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:00 pm -
2 stops20h 15m
Deal found 8/22![Multiple Airlines logo]()
$210
This CheapOair deal was found by Cheapflights users on 8/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:00 am -
1 stop12h 36m
Deal found 8/18![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am -
3 stops33h 44m
Deal found 8/22![Multiple Airlines logo]()
$256
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 10/175:01 pm -
1 stop8h 40m
Deal found 8/21![American Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:00 pm -
3 stops45h 15m
Deal found 8/18![Multiple Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 8/20. 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.
Tue 9/152:00 pm -
1 stop6h 47m
Deal found 8/20![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Tue 9/154:20 pm -
1 stop6h 18m
Deal found 8/22![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Sat 10/176:00 am -
2 stops11h 23m
Deal found 8/18![United Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/16:30 am -
1 stop5h 56m
Deal found 8/18![United Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 8/18. 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.
Tue 9/19:39 am -
2 stops8h 10m
Deal found 8/18![Delta logo]()
$381
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Thu 9/2411:57 am -
2 stops10h 55m
Deal found 8/22![United Airlines logo]()
$511
Find flight deals from Reagan-National to South Dakota
Keep the following information in mind while searching for Reagan-National to South Dakota flight deals. Data was last updated August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $240 (CheapOair) |
One-way from | $130 (Expedia) |
Popular in | July |
Cheapest in | November |
Average price | $359 |
Cheapflights Fare Finder
Customize your flight search to find flights from Reagan-National 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 7,457,451 searches. Data last updated August 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to South Dakota that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Wed 10/28
6:00 am-1:57 pm
2 stops9h 57m
Rapid City
Sun 11/1
6:39 am-2:00 pm
1 stop5h 21m
$315
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Wed 11/4
5:35 pm-10:30 pm
2 stops6h 55m
Rapid City
Sun 11/15
4:36 pm-11:39 pm
1 stop5h 03m
$315
Washington, D.C.Sioux Falls
DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field
DCAFSD
Washington, D.C. Reagan-National
Tue 9/15
6:12 pm-11:12 pm
1 stop6h 00m
Sioux Falls Joe Foss Field
Tue 9/22
7:47 am-2:23 pm
1 stop5h 36m
$329
Washington, D.C.Sioux Falls
DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field
DCAFSD
Washington, D.C. Reagan-National
Wed 9/16
6:12 pm-11:12 pm
1 stop6h 00m
Sioux Falls Joe Foss Field
Wed 9/23
7:47 am-2:23 pm
1 stop5h 36m
$329
Washington, D.C.Sioux Falls
DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field
DCAFSD
Washington, D.C. Reagan-National
Fri 9/18
6:12 pm-11:12 pm
1 stop6h 00m
Sioux Falls Joe Foss Field
Sat 9/19
7:47 am-3:47 pm
1 stop7h 00m
$329
Washington, D.C.Sioux Falls
DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field
DCAFSD
Washington, D.C. Reagan-National
Fri 9/4
1:59 pm-8:01 pm
1 stop7h 02m
Sioux Falls Joe Foss Field
Mon 9/7
8:56 pm-9:59 pm
1 stop24h 03m
$365
Quickest round-trip
Washington, D.C.Sioux Falls
DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field
DCAFSD
Washington, D.C. Reagan-National
Fri 10/2
6:12 pm-11:11 pm
1 stop5h 59m
Sioux Falls Joe Foss Field
Sun 10/4
7:50 am-2:23 pm
1 stop5h 33m
$367
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Sat 1/30
4:07 pm-10:08 pm
1 stop8h 01m
Rapid City
Wed 2/3
7:05 am-2:56 pm
1 stop5h 51m
$371
Washington, D.C.Sioux Falls
DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field
DCAFSD
Washington, D.C. Reagan-National
Wed 9/2
5:00 am-11:36 am
2 stops7h 36m
Sioux Falls Joe Foss Field
Sun 9/6
6:24 am-1:44 pm
1 stop6h 20m
$384
Washington, D.C.Rapid City
DCA Washington, D.C. Reagan-National - RAP Rapid City
DCARAP
Washington, D.C. Reagan-National
Wed 9/2
6:10 am-1:48 pm
2 stops9h 38m
Rapid City
Sun 9/6
6:48 am-1:49 pm
1 stop5h 01m
$430
Showing 1-10 of 35 resultsSorted by cheapest first
Best time to book a flight from Reagan-National to South Dakota
Have a flexible travel schedule? Discover the best time to fly to South Dakota from Reagan-National with our price prediction graph.
DCA-FSD
DCA-RAP
DCA-ABR
DCA-PIR
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to South Dakota
DCA-USSD
DCA-FSD
DCA-RAP
DCA-ABR
DCA-PIR
What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to South Dakota?
Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to South Dakota (average of $317). Flying from Washington, D.C. Reagan-National Airport to South Dakota in March is currently the most expensive (average of $820). 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.
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 August 22, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to South Dakota, such as Delta,United Airlines, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Overall
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Overall
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Overall
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
Find useful and relevant information for your journey from Reagan-National 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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Reagan-National to South Dakota
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to South Dakota by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Reagan-National to South Dakota by cabin class
Find flights from Reagan-National to South Dakota, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Reagan-National and South Dakota flights
Browse other Reagan-National and South Dakota flight options. Last updated on August 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Reagan-National to South Dakota flights
Consider these flights traveling from Reagan-National to South Dakota.
Top 3 airlines flying from Reagan-National to South Dakota
Discover the top 3 airlines that operate flights from Reagan-National 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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$427 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$270 | Average$411 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$637 | FlexibilityNo cancel fee | On-time71% |