How long is the flight from Washington, D.C. to South Dakota?

Airlines like Frontier, Delta, and United Airlines fly from Washington, D.C. to South Dakota in about 5h 27m. The time it takes to get you to your destination can typically vary by up to 21h 40m. Washington, D.C. and South Dakota are separated by a distance of 1071 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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.

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).

What are the most popular routes from Washington, D.C. to South Dakota?

The most popular route from Washington, D.C. to South Dakota is Washington, D.C. Dulles Intl - Rapid City. You may also consider Washington, D.C. Dulles Intl - Sioux Falls Joe Foss Field or Washington, D.C. Reagan-National - Rapid City.

What are the most popular airlines that fly from Washington, D.C. to South Dakota?

United Airlines, Delta and American Airlines are the most popular airlines when flying from Washington, D.C. to South Dakota.

What is the cheapest time of day to fly from WAS to SD?

When flying from Washington, D.C. 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.

Can I find deals for flights from Washington, D.C. to South Dakota that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to South Dakota?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to South Dakota.

Can I find deals for business class flights from Washington, D.C. to South Dakota?

Yes. Cheapflights offers flight deals from Washington, D.C. to South Dakota by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$121+ Cheap Flights from Washington, D.C. to South Dakota

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Cheap flight deals from Washington, D.C. to South Dakota

Cheapest

Best

Last-minute

One-way

Cheapest flights from Washington, D.C. to South Dakota
Explore the most affordable flight options available from Washington, D.C. to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.

Wed 10/217:00 am -

1 stop12h 36m

Sat 10/247:31 pm -

1 stop16h 19m

Deal found 8/11

$240

Wed 9/303:10 pm -

1 stop26h 52m

Sun 10/47:22 pm -

1 stop12h 09m

Deal found 8/9

$269

Thu 10/16:00 pm -

1 stop27h 07m

Mon 10/127:31 pm -

1 stop25h 27m

Deal found 8/11

$274

Thu 10/18:25 am -

1 stop25h 54m

Sun 10/47:22 pm -

1 stop12h 09m

Deal found 8/10

$276

Wed 9/309:04 pm -

2 stops20h 58m

Sun 10/47:22 pm -

1 stop13h 55m

Deal found 8/9

$279

Thu 10/17:50 am -

2 stops26h 29m

Sun 10/47:22 pm -

1 stop13h 55m

Deal found 8/10

$280

Wed 10/146:10 am -

1 stop6h 05m

Wed 10/211:37 pm -

1 stop7h 15m

Deal found 8/10

$281

Wed 10/219:52 pm -

1 stop20h 03m

Sat 10/247:31 pm -

2 stops12h 26m

Deal found 8/10

$304

Wed 10/286:59 pm -

1 stop5h 31m

Sun 11/16:39 am -

1 stop5h 21m

Deal found 8/12

$310

Wed 11/187:30 am -

1 stop8h 13m

Mon 11/234:36 pm -

1 stop4h 44m

Deal found 8/12

$310

Wed 8/127:00 am -

1 stop13h 23m

Fri 8/148:08 pm -

1 stop15h 43m

Deal found 8/8

$316

Thu 9/106:00 am -

1 stop16h 12m

Mon 9/149:55 am -

2 stops23h 22m

Deal found 8/12

$319

Best flights from Washington, D.C. to South Dakota
Discover carefully curated flight deals from Washington, D.C. to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.

Thu 10/16:00 pm -

1 stop27h 07m

Mon 10/127:31 pm -

1 stop25h 27m

Deal found 8/8

$274

Wed 11/187:30 am -

1 stop8h 13m

Mon 11/234:36 pm -

1 stop4h 44m

Deal found 8/11

$310

Fri 11/135:10 pm -

1 stop5h 27m

Sun 11/156:00 am -

1 stop5h 05m

Deal found 8/8

$329

Tue 9/85:00 am -

1 stop8h 17m

Tue 9/1512:06 pm -

1 stop7h 00m

Deal found 8/11

$329

Sat 10/172:59 pm -

1 stop5h 33m

Sat 10/245:00 pm -

1 stop5h 23m

Deal found 8/11

$329

Thu 11/123:30 pm -

1 stop7h 07m

Sun 11/156:00 am -

1 stop6h 08m

Deal found 8/12

$329

Thu 11/52:11 pm -

1 stop6h 44m

Mon 11/95:00 pm -

1 stop5h 41m

Deal found 8/10

$329

Sun 9/66:10 pm -

1 stop6h 12m

Sat 9/1211:12 am -

1 stop4h 51m

Deal found 8/12

$329

Fri 10/97:21 pm -

1 stop5h 01m

Sun 10/115:10 am -

1 stop4h 46m

Deal found 8/9

$329

Fri 11/135:29 pm -

1 stop5h 08m

Sun 11/156:00 am -

1 stop4h 52m

Deal found 8/8

$329

Thu 10/156:05 am -

1 stop7h 04m

Sun 10/185:00 pm -

1 stop5h 44m

Deal found 8/9

$329

Thu 9/105:15 pm -

1 stop6h 57m

Mon 9/146:41 pm -

1 stop5h 03m

Deal found 8/12

$329

Wed 9/303:00 pm -

1 stop5h 43m

Sun 10/45:05 am -

1 stop4h 59m

Deal found 8/9

$329

Thu 10/152:52 pm -

1 stop10h 49m

Sun 10/187:39 pm -

1 stop13h 27m

Deal found 8/12

$484

Thu 10/112:26 pm -

1 stop8h 21m

Sun 10/45:05 am -

1 stop4h 48m

Deal found 8/8

$329

Fri 8/284:18 pm -

1 stop8h 26m

Tue 9/13:06 pm -

1 stop5h 23m

Deal found 8/12

$379

Sat 10/172:28 pm -

1 stop6h 04m

Sat 10/245:00 pm -

1 stop5h 26m

Deal found 8/11

$329

Wed 8/264:18 pm -

1 stop8h 26m

Sun 8/307:47 am -

1 stop5h 11m

Deal found 8/11

$379

Thu 10/157:23 am -

1 stop5h 46m

Sun 10/185:00 pm -

1 stop5h 26m

Deal found 8/9

$329

Fri 9/45:15 pm -

1 stop7h 07m

Sat 9/57:47 am -

1 stop5h 08m

Deal found 8/12

$379

Fri 10/23:15 pm -

1 stop5h 32m

Sun 10/45:30 am -

1 stop5h 00m

Deal found 8/10

$329

Fri 9/45:40 pm -

1 stop6h 42m

Sat 9/53:06 pm -

1 stop5h 24m

Deal found 8/12

$399

Wed 10/2812:22 pm -

1 stop5h 36m

Sun 11/14:38 pm -

1 stop5h 06m

Deal found 8/8

$339

Fri 9/115:26 pm -

1 stop7h 07m

Tue 9/155:22 am -

1 stop6h 08m

Deal found 8/11

$403

Fri 11/136:00 am -

2 stops9h 43m

Mon 11/162:23 pm -

1 stop6h 57m

Deal found 8/8

$344

Thu 9/108:25 am -

2 stops12h 42m

Sat 9/197:47 am -

1 stop5h 11m

Deal found 8/9

$404

Tue 11/108:00 am -

2 stops9h 55m

Sat 11/1411:29 am -

2 stops9h 52m

Deal found 8/9

$349

Sat 8/294:20 pm -

1 stop8h 05m

Tue 9/16:26 am -

1 stop7h 37m

Deal found 8/8

$414

Wed 11/118:05 am -

2 stops9h 50m

Thu 11/192:23 pm -

2 stops6h 40m

Deal found 8/11

$349

Sat 10/315:10 pm -

1 stop7h 19m

Wed 11/46:00 am -

1 stop6h 08m

Deal found 8/11

$419

Last-minute flights from Washington, D.C. to South Dakota
Discover last-minute flight deals from Washington, D.C. to South Dakota. Data last updated August 13, 2026 and is based on user searches.

Wed 8/127:00 am -

1 stop13h 23m

Fri 8/148:08 pm -

1 stop15h 43m

Deal found 8/8

$316

Sun 8/3011:59 am -

1 stop6h 35m

Sat 9/512:39 pm -

1 stop6h 48m

Deal found 8/8

$339

Fri 9/45:35 pm -

2 stops7h 55m

Sat 9/1212:56 pm -

2 stops8h 04m

Deal found 8/12

$339

Sun 9/66:00 pm -

1 stop27h 01m

Mon 9/148:52 pm -

1 stop24h 07m

Deal found 8/8

$240

Tue 9/85:23 pm -

1 stop8h 07m

Tue 9/157:00 am -

1 stop5h 38m

Deal found 8/13

$329

Tue 9/86:09 am -

1 stop7h 08m

Tue 9/1512:56 pm -

1 stop6h 28m

Deal found 8/11

$329

Thu 9/106:00 am -

1 stop16h 12m

Mon 9/149:55 am -

2 stops23h 22m

Deal found 8/12

$319

Fri 9/181:06 pm -

1 stop8h 01m

Mon 9/218:52 pm -

1 stop24h 07m

Deal found 8/11

$274

Fri 9/185:15 pm -

1 stop6h 57m

Mon 9/216:41 pm -

1 stop5h 03m

Deal found 8/8

$348

Fri 9/256:16 pm -

1 stop7h 13m

Wed 9/307:00 am -

1 stop5h 05m

Deal found 8/8

$329

Wed 9/303:10 pm -

1 stop26h 52m

Sun 10/47:22 pm -

1 stop12h 09m

Deal found 8/9

$269

Wed 9/309:04 pm -

2 stops20h 58m

Sun 10/47:22 pm -

1 stop13h 55m

Deal found 8/9

$279

One-way flights from Washington, D.C. to South Dakota
Search for one-way flight options from Washington, D.C. to South Dakota. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.

Sat 10/177:00 am -

1 stop12h 36m

Deal found 8/13

$121

Thu 11/126:00 pm -

1 stop26h 53m

Deal found 8/11

$126

Thu 9/109:27 am -

2 stops24h 48m

Deal found 8/11

$135

Wed 10/219:52 pm -

1 stop20h 03m

Deal found 8/8

$138

Wed 9/93:10 pm -

2 stops43h 05m

Deal found 8/9

$144

Wed 9/99:04 pm -

3 stops37h 11m

Deal found 8/9

$146

Fri 8/211:59 pm -

1 stop7h 02m

Deal found 8/9

$148

Wed 11/181:59 pm -

2 stops33h 07m

Deal found 8/12

$156

Wed 9/91:00 pm -

2 stops33h 12m

Deal found 8/11

$159

Thu 11/129:21 am -

2 stops35h 32m

Deal found 8/11

$165

Thu 11/129:20 pm -

2 stops23h 33m

Deal found 8/11

$169

Thu 11/121:59 pm -

2 stops32h 42m

Deal found 8/11

$177

Find flight deals from Washington, D.C. to South Dakota

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$240 (CheapOair)
One-way from	$121 (Frontier)
Popular in	July
Cheapest in	November
Average price	$388

Provider with most accurate pricing for Washington, D.C. (WAS)-Sioux Falls Joe Foss Field flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Sioux Falls Joe Foss Field flights.

Search Deals

From Washington, D.C. (WAS) to South Dakota

Search Deals

One-way flight from Washington, D.C. (WAS) to South Dakota

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest 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

Thu 10/1

6:00 pm-8:07 pm

1 stop27h 07m

Sioux Falls Joe Foss Field

Mon 10/12

7:31 pm-9:58 pm

1 stop25h 27m

$274

Washington, D.C.Rapid City

IAD Washington, D.C. Dulles Intl - RAP Rapid City

IADRAP

Washington, D.C. Dulles Intl

Wed 11/18

7:30 am-1:43 pm

1 stop8h 13m

Rapid City

Mon 11/23

4:36 pm-11:20 pm

1 stop4h 44m

$310

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Fri 11/13

5:10 pm-9:37 pm

1 stop5h 27m

Sioux Falls Joe Foss Field

Sun 11/15

6:00 am-12:05 pm

1 stop5h 05m

$329

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Tue 9/8

5:00 am-12:17 pm

1 stop8h 17m

Sioux Falls Joe Foss Field

Tue 9/15

12:06 pm-8:06 pm

1 stop7h 00m

$329

BaltimoreSioux Falls

BWI Baltimore/Washington - FSD Sioux Falls Joe Foss Field

BWIFSD

Baltimore/Washington

Sat 10/17

2:59 pm-7:32 pm

1 stop5h 33m

Sioux Falls Joe Foss Field

Sat 10/24

5:00 pm-11:23 pm

1 stop5h 23m

$329

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Thu 11/12

3:30 pm-9:37 pm

1 stop7h 07m

Sioux Falls Joe Foss Field

Sun 11/15

6:00 am-1:08 pm

1 stop6h 08m

$329

BaltimoreSioux Falls

BWI Baltimore/Washington - FSD Sioux Falls Joe Foss Field

BWIFSD

Baltimore/Washington

Thu 11/5

2:11 pm-7:55 pm

1 stop6h 44m

Sioux Falls Joe Foss Field

Mon 11/9

5:00 pm-11:41 pm

1 stop5h 41m

$329

Washington, D.C.Sioux Falls

DCA Washington, D.C. Reagan-National - FSD Sioux Falls Joe Foss Field

DCAFSD

Washington, D.C. Reagan-National

Sun 9/6

6:10 pm-11:22 pm

1 stop6h 12m

Sioux Falls Joe Foss Field

Sat 9/12

11:12 am-5:03 pm

1 stop4h 51m

$329

Quickest round-trip

BaltimoreSioux Falls

BWI Baltimore/Washington - FSD Sioux Falls Joe Foss Field

BWIFSD

Baltimore/Washington

Fri 10/9

7:21 pm-11:22 pm

1 stop5h 01m

Sioux Falls Joe Foss Field

Sun 10/11

5:10 am-10:56 am

1 stop4h 46m

$329

Washington, D.C.Sioux Falls

IAD Washington, D.C. Dulles Intl - FSD Sioux Falls Joe Foss Field

IADFSD

Washington, D.C. Dulles Intl

Fri 11/13

5:29 pm-9:37 pm

1 stop5h 08m

Sioux Falls Joe Foss Field

Sun 11/15

6:00 am-11:52 am

1 stop4h 52m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Washington, D.C. to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Washington, D.C. with our price prediction graph.

DCA-FSD

BWI-FSD

IAD-FSD

DCA-RAP

IAD-RAP

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. to South Dakota

WAS-USSD

DCA-FSD

BWI-FSD

IAD-FSD

DCA-RAP

What is the cheapest month to book a flight from Washington, D.C. to South Dakota?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to South Dakota (average of $328). Flying from Washington, D.C. to South Dakota in July is currently the most expensive (average of $601). 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.

How much does it cost to fly round-trip from Washington, D.C. to South Dakota?

Airfare is below average for this route at the moment.

Washington, D.C. to South Dakota flights typically cost between $309 and $430 in October.
The cheapest round-trip price found within the last 5 days was $240 on Frontier (Oct 21-Oct 24).

Reviews of airlines servicing South Dakota

Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Washington, D.C. to South Dakota. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,512 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Delta

7.8

Good

8,512 reviews

Delta

7.8

Good

8,512 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

United Airlines

7.4

Good

10,116 reviews

Delta

7.8

Good

8,512 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

American Airlines

7.1

Good

11,921 reviews

Delta

7.8

Good

8,512 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

How long is the flight from Washington, D.C. to South Dakota?
Airlines like Frontier, Delta, and United Airlines fly from Washington, D.C. to South Dakota in about 5h 27m. The time it takes to get you to your destination can typically vary by up to 21h 40m. Washington, D.C. and South Dakota are separated by a distance of 1071 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Washington, D.C. to South Dakota?
The most popular route from Washington, D.C. to South Dakota is Washington, D.C. Dulles Intl - Rapid City. You may also consider Washington, D.C. Dulles Intl - Sioux Falls Joe Foss Field or Washington, D.C. Reagan-National - Rapid City.
Can I find deals for flights from Washington, D.C. to South Dakota that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to South Dakota?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to South Dakota.
Can I find deals for business class flights from Washington, D.C. to South Dakota?
Yes. Cheapflights offers flight deals from Washington, D.C. to South Dakota by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. to South Dakota?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to South Dakota (average of $328). Flying from Washington, D.C. to South Dakota in July is currently the most expensive (average of $601). 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.

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Alternative routes for Washington, D.C. to South Dakota

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Dulles Intl to Providence flights

Top 3 airlines flying from Washington, D.C. to South Dakota

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$193	Average$432	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$258	Average$483	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$268	Average$546	FlexibilityNo cancel fee	On-time71%

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$121+ Cheap flights from Washington, D.C. (WAS) 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Washington, D.C. to South Dakota

Cheapest flights from Washington, D.C. to South DakotaExplore the most affordable flight options available from Washington, D.C. to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.

Explore the most affordable flight options available from Washington, D.C. to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.

Best flights from Washington, D.C. to South DakotaDiscover carefully curated flight deals from Washington, D.C. to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.

Discover carefully curated flight deals from Washington, D.C. to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.

Last-minute flights from Washington, D.C. to South DakotaDiscover last-minute flight deals from Washington, D.C. to South Dakota. Data last updated August 13, 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to South Dakota. Data last updated August 13, 2026 and is based on user searches.

One-way flights from Washington, D.C. to South DakotaSearch for one-way flight options from Washington, D.C. to South Dakota. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.

Search for one-way flight options from Washington, D.C. to South Dakota. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.

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Best time to book a flight from Washington, D.C. to South Dakota

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How much does it cost to fly round-trip from Washington, D.C. to South Dakota?

Airfare is below average for this route at the moment.

Washington, D.C. to South Dakota flights typically cost between $309 and $430 in October.The cheapest round-trip price found within the last 5 days was $240 on Frontier (Oct 21-Oct 24).

Reviews of airlines servicing South Dakota

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Alternative routes for Washington, D.C. to South Dakota

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Washington, D.C. and South Dakota flights

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Washington, D.C. to South Dakota flights

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Cheapest flights from Washington, D.C. to South Dakota
Explore the most affordable flight options available from Washington, D.C. to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.

Best flights from Washington, D.C. to South Dakota
Discover carefully curated flight deals from Washington, D.C. to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.

Last-minute flights from Washington, D.C. to South Dakota
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One-way flights from Washington, D.C. to South Dakota
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Washington, D.C. to South Dakota flights typically cost between $309 and $430 in October.
The cheapest round-trip price found within the last 5 days was $240 on Frontier (Oct 21-Oct 24).