What are the cheapest airlines to fly from Washington, D.C. to South Dakota one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $119. Users have also found prices from $126 and $183 on American Airlines and Delta, respectively.

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 Baltimore/Washington - Rapid City or Washington, D.C. Reagan-National - Sioux Falls Joe Foss Field.

What is the cheapest month to fly from Washington, D.C. to South Dakota?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to South Dakota. Flights to South Dakota from Washington, D.C. in February are about $393 on average during February, but can be found for as low as $240.

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.

$119+ Flights from Washington, D.C. to South Dakota

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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$221 (CheapOair)
One-way from	$119 (Frontier)
Popular in	December
Cheapest in	February
Average price	$409

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. 10% potential increase in price ($44 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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

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 abril 17, 2025.

lun. 4/287:00 amDCA - FSD

1 stop7h 21mFrontier

vie. 5/22:08 pmFSD - DCA

1 stop6h 51mFrontier

Deal found 4/16

$218

sáb. 5/106:15 amBWI - RAP

1 stop5h 51mDelta

mar. 5/134:25 pmRAP - BWI

1 stop5h 33mDelta

Deal found 4/17

$269

mar. 8/55:00 amBWI - RAP

2 stops13h 08mAmerican Airlines

mar. 8/1212:22 pmRAP - BWI

1 stop7h 25mAmerican Airlines

Deal found 4/17

$274

vie. 5/26:00 amBWI - FSD

1 stop6h 44mDelta

dom. 5/45:00 amFSD - BWI

1 stop4h 30mDelta

Deal found 4/17

$289

lun. 8/2510:22 amIAD - RAP

1 stop7h 40mUnited Airlines

jue. 8/2811:18 amRAP - IAD

1 stop6h 12mUnited Airlines

Deal found 4/17

$300

mar. 7/11:40 pmDCA - RAP

1 stop9h 17mAmerican Airlines

mar. 7/84:38 pmRAP - DCA

1 stop6h 11mAmerican Airlines

Deal found 4/17

$305

mar. 8/511:49 amIAD - RAP

1 stop6h 19mAmerican Airlines

mar. 8/122:32 pmRAP - IAD

1 stop6h 09mAmerican Airlines

Deal found 4/17

$305

mié. 5/2110:30 amBWI - FSD

1 stop6h 07mAmerican Airlines

dom. 5/254:10 pmFSD - BWI

1 stop4h 55mAmerican Airlines

Deal found 4/17

$320

dom. 6/158:35 pmBWI - FSD

1 stop25h 44mMultiple Airlines

vie. 6/2010:09 pmFSD - BWI

2 stops30h 34mMultiple Airlines

Deal found 4/17

$355

jue. 5/84:10 pmBWI - RAP

1 stop8h 06mUnited Airlines

mar. 5/136:23 amRAP - BWI

1 stop5h 53mUnited Airlines

Deal found 4/17

$359

sáb. 5/107:30 amDCA - RAP

2 stops17h 04mDelta

mar. 5/136:33 amRAP - DCA

2 stops14h 16mDelta

Deal found 4/17

$377

mié. 8/273:55 pmDCA - FSD

1 stop7h 15mDelta

mié. 9/36:00 amFSD - DCA

1 stop6h 55mDelta

Deal found 4/16

$377

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 abril 17, 2025.

vie. 6/67:00 amDCA - FSD

1 stop8h 58mFrontier

dom. 6/83:58 pmFSD - DCA

1 stop19h 02mFrontier

Deal found 4/17

$221

sáb. 7/58:10 amBWI - RAP

1 stop6h 53mAmerican Airlines

sáb. 7/121:43 pmRAP - BWI

1 stop8h 15mAmerican Airlines

Deal found 4/16

$269

vie. 5/26:00 amBWI - FSD

1 stop6h 44mDelta

dom. 5/45:00 amFSD - BWI

1 stop4h 30mDelta

Deal found 4/17

$289

jue. 5/16:45 amBWI - RAP

1 stop6h 15mUnited Airlines

lun. 5/51:34 pmRAP - BWI

1 stop7h 43mUnited Airlines

Deal found 4/16

$348

dom. 6/158:35 pmBWI - FSD

1 stop25h 44mMultiple Airlines

vie. 6/2010:09 pmFSD - BWI

2 stops30h 34mMultiple Airlines

Deal found 4/17

$355

sáb. 5/32:04 pmBWI - RAP

2 stops10h 26mDelta

sáb. 5/106:33 amRAP - BWI

1 stop5h 34mDelta

Deal found 4/16

$299

mar. 7/16:49 amDCA - RAP

1 stop7h 30mAmerican Airlines

mar. 7/84:38 pmRAP - DCA

1 stop6h 11mAmerican Airlines

Deal found 4/16

$305

mié. 5/2110:30 amBWI - FSD

1 stop6h 07mAmerican Airlines

dom. 5/254:10 pmFSD - BWI

1 stop4h 55mAmerican Airlines

Deal found 4/17

$320

vie. 5/24:10 pmBWI - FSD

1 stop8h 36mUnited Airlines

mar. 5/68:00 amFSD - BWI

1 stop5h 16mUnited Airlines

Deal found 4/17

$379

dom. 6/1511:52 amIAD - FSD

2 stops24h 17mMultiple Airlines

vie. 6/208:03 pmFSD - IAD

1 stop23h 49mMultiple Airlines

Deal found 4/17

$401

lun. 6/236:48 amIAD - RAP

1 stop5h 33mUnited Airlines

mié. 7/23:25 pmRAP - IAD

1 stop5h 45mUnited Airlines

Deal found 4/16

$398

lun. 6/3012:19 pmBWI - RAP

1 stop6h 02mMultiple Airlines

dom. 7/69:49 pmRAP - BWI

1 stop29h 54mMultiple Airlines

Deal found 4/16

$405

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 abril 17, 2025 and is based on user searches.

vie. 4/187:00 amDCA - FSD

1 stop7h 36mFrontier

lun. 4/212:36 pmFSD - DCA

1 stop20h 33mFrontier

Deal found 4/17

$470

mié. 4/235:07 pmBWI - FSD

1 stop6h 05mUnited Airlines

vie. 4/256:30 pmFSD - BWI

1 stop26h 12mUnited Airlines

Deal found 4/17

$597

mié. 4/236:00 pmDCA - FSD

1 stop5h 12mUnited Airlines

dom. 4/278:00 amFSD - DCA

1 stop5h 11mUnited Airlines

Deal found 4/17

$793

mié. 4/236:52 pmIAD - FSD

1 stop5h 03mDelta

dom. 4/275:05 amFSD - IAD

1 stop5h 18mDelta

Deal found 4/17

$793

mié. 4/236:40 amBWI - FSD

2 stops11h 20mAmerican Airlines

vie. 4/251:22 pmFSD - BWI

2 stops10h 02mAmerican Airlines

Deal found 4/17

$879

mié. 4/234:00 pmDCA - FSD

2 stops7h 55mDelta

dom. 4/2710:52 amFSD - DCA

1 stop6h 07mDelta

Deal found 4/17

$888

mié. 4/2310:16 amDCA - FSD

2 stops6h 19mAmerican Airlines

dom. 4/275:21 amFSD - DCA

2 stops7h 27mAmerican Airlines

Deal found 4/17

$974

sáb. 4/268:28 amBWI - RAP

1 stop6h 10mUnited Airlines

sáb. 4/263:43 pmRAP - BWI

1 stop5h 57mUnited Airlines

Deal found 4/17

$635

sáb. 4/266:00 amIAD - RAP

1 stop7h 04mDelta

sáb. 4/264:19 pmRAP - IAD

1 stop5h 21mDelta

Deal found 4/17

$641

sáb. 4/266:20 amDCA - RAP

1 stop6h 32mUnited Airlines

sáb. 4/261:21 pmRAP - DCA

2 stops8h 38mUnited Airlines

Deal found 4/17

$930

dom. 4/2712:00 pmDCA - RAP

1 stop5h 38mDelta

sáb. 5/36:00 amRAP - DCA

1 stop5h 59mDelta

Deal found 4/17

$551

dom. 4/276:20 amIAD - RAP

1 stop6h 32mUnited Airlines

sáb. 5/35:25 amRAP - IAD

1 stop14h 10mUnited Airlines

Deal found 4/17

$618

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 abril 17, 2025.

lun. 6/97:00 amDCA - FSD

1 stop8h 58mFrontier

Deal found 4/17

$119

sáb. 9/2711:27 amBWI - FSD

1 stop6h 55mAmerican Airlines

Deal found 4/17

$126

dom. 8/313:23 pmDCA - RAP

1 stop6h 47mAmerican Airlines

Deal found 4/16

$178

dom. 7/136:27 amIAD - RAP

1 stop7h 50mAmerican Airlines

Deal found 4/16

$178

dom. 8/3110:00 amDCA - RAP

2 stops8h 04mDelta

Deal found 4/16

$183

sáb. 9/2711:30 amIAD - FSD

1 stop6h 24mAmerican Airlines

Deal found 4/17

$189

dom. 7/136:19 amBWI - RAP

1 stop5h 33mDelta

Deal found 4/16

$210

dom. 7/1312:25 pmBWI - RAP

2 stops10h 34mMultiple Airlines

Deal found 4/16

$226

lun. 6/165:30 pmBWI - RAP

1 stop5h 56mUnited Airlines

Deal found 4/16

$295

dom. 7/1310:00 amIAD - RAP

2 stops12h 59mMultiple Airlines

Deal found 4/16

$313

lun. 6/94:02 pmDCA - FSD

2 stops8h 42mDelta

Deal found 4/17

$324

lun. 5/266:00 amIAD - FSD

2 stops7h 04mDelta

Deal found 4/17

$324

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

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

lun. 4/28

7:00 am-1:21 pm

1 stop7h 21m

Sioux Falls Joe Foss Field

lun. 5/5

2:08 pm-9:59 pm

1 stop6h 51m

$218

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

sáb. 5/10

6:15 am-10:06 am

1 stop5h 51m

Rapid City

mar. 5/13

4:25 pm-11:58 pm

1 stop5h 33m

$269

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

mar. 8/5

5:00 am-4:08 pm

2 stops13h 08m

Rapid City

mar. 8/12

12:22 pm-9:47 pm

1 stop7h 25m

$274

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

vie. 5/2

6:00 am-11:44 am

1 stop6h 44m

Sioux Falls Joe Foss Field

dom. 5/4

5:00 am-10:30 am

1 stop4h 30m

$289

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

lun. 8/25

10:22 am-4:02 pm

1 stop7h 40m

Rapid City

jue. 8/28

11:18 am-7:30 pm

1 stop6h 12m

$300

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

mar. 7/1

1:40 pm-8:57 pm

1 stop9h 17m

Rapid City

mar. 7/8

4:38 pm-12:49 am

1 stop6h 11m

$305

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

mar. 8/5

11:49 am-4:08 pm

1 stop6h 19m

Rapid City

mar. 8/12

2:32 pm-10:41 pm

1 stop6h 09m

$305

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

mié. 5/21

10:30 am-3:37 pm

1 stop6h 07m

Sioux Falls Joe Foss Field

dom. 5/25

4:10 pm-10:05 pm

1 stop4h 55m

$320

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

dom. 6/15

8:35 pm-9:19 pm

1 stop25h 44m

Sioux Falls Joe Foss Field

vie. 6/20

10:09 pm-5:43 am

2 stops30h 34m

$355

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

jue. 5/8

4:10 pm-10:16 pm

1 stop8h 06m

Rapid City

mar. 5/13

6:23 am-2:16 pm

1 stop5h 53m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 42 results

...

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.

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

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to South Dakota (average of $334). Flying from Washington, D.C. 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 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.

Rainfall in South Dakota 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

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

To help decide which airline to fly from Washington, D.C. to South Dakota, see what other customers have to say about Alaska Airlines, Delta and United Airlines. 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.

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,887 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,916 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,667 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Frontier

6.0

Okay

3,281 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. to South Dakota one-way?
For one-way options, check prices for Frontier. According to our data, you can fly for as low as $119. Users have also found prices from $126 and $183 on American Airlines and Delta, respectively.
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 Baltimore/Washington - Rapid City or Washington, D.C. Reagan-National - Sioux Falls Joe Foss Field.
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, September is the cheapest month in which you can book a flight from Washington, D.C. to South Dakota (average of $334). Flying from Washington, D.C. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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

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Washington, D.C. to South Dakota flights

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Top 4 airlines flying from Washington, D.C. to South Dakota

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$108	Average$288	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$208	Average$496	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$243	Average$450	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$268	Average$504	FlexibilityNo cancel fee	On-time69%

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$119+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to South Dakota with Cheapflights

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

Keep the following information in mind while searching for Washington, D.C. to South Dakota flight deals. Data was last updated abril 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 abril 17, 2025.

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 abril 17, 2025.

Cheapflights Fare Finder

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

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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to South Dakota

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

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

Find hourly flight availability from Washington, D.C. 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 abril 17, 2025.

Rainfall in South Dakota by month

Plan your trip to South Dakota by taking into account the average rainfall totals by month.

Temperature in South Dakota by month

Plan your trip to South Dakota by taking into account the average temperature totals by month.

Reviews of airlines servicing South Dakota

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Washington, D.C. to South Dakota one-way?

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

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

How can I 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?

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

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 Washington, D.C. to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Washington, D.C. to South Dakota

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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 abril 17, 2025.