What is the cheapest airline that flies from Washington, D.C. to South Dakota?

Frontier, Sun Country Air, and United Airlines are the most popular carriers operating from Washington, D.C. to South Dakota

What airlines fly to South Dakota?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to South Dakota from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to South Dakota. Keep in mind that there are 4 different airlines that fly to South Dakota on a routine basis, so you have a few additional options to choose from.

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

The flight from Washington, D.C. to South Dakota depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Baltimore (a popular airport in Washington, D.C.) to Sioux Falls (the most popular airport in South Dakota), then the flight time is 4h 48m on average. If you fly from Washington, D.C. (another popular airport in Washington, D.C.) to Sioux Falls, then the average flight time is 5h 14m.

When did momondo last update prices for flights from Washington, D.C. to South Dakota?

Prices for flights from Washington, D.C. to South Dakota were last updated today.

How many operators does momondo search for flights from Washington, D.C. to South Dakota?

The number of operators available for flights from Washington, D.C. to South Dakota is 4 as of August 2025.

How old do you have to be to fly from Washington, D.C. to South Dakota?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to South Dakota.

What documentation or ID do you need to fly to South Dakota?

The travel and health documents you'll need for your trip to South Dakota may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Dakota. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$85 Cheap Flights from Washington, D.C. to South Dakota in 2025

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Find the cheapest flights from Washington, D.C. to South Dakota

Round-trip

One-way

Last minute

Cheap round-trip flights

9:57 pm - 9:00 amBWI-RAP

13h 03m1 stop

12:50 pm - 11:44 amRAP-BWI

20h 54m1 stop

$212

Find Deal

mar., ago. 26 - sáb., ago. 30

1:32 pm - 9:23 pmBWI-FSD

8h 51m1 stop

1:19 pm - 11:22 pmFSD-BWI

9h 03m1 stop

$259American Airlines

Find Deal

sáb., sep. 6 - sáb., sep. 13

5:25 pm - 11:06 pmIAD-FSD

6h 41m1 stop

5:00 am - 1:25 pmFSD-IAD

7h 25m1 stop

$259Delta

Find Deal

mié., sep. 3 - mar., sep. 9

11:30 am - 5:03 pmDCA-FSD

6h 33m1 stop

1:19 pm - 11:00 pmFSD-DCA

8h 41m1 stop

$259American Airlines

Find Deal

sáb., sep. 6 - sáb., sep. 13

4:39 pm - 11:06 pmBWI-FSD

7h 27m1 stop

12:56 pm - 12:28 amFSD-BWI

10h 32m2 stops

$264Delta

Find Deal

sáb., sep. 6 - sáb., sep. 13

3:40 pm - 11:06 pmDCA-FSD

8h 26m2 stops

5:00 am - 10:57 amFSD-DCA

4h 57m1 stop

$264Delta

Find Deal

sáb., sep. 6 - sáb., sep. 13

4:23 pm - 8:34 pmDCA-RAP

6h 11m1 stop

1:44 pm - 9:03 pmRAP-DCA

5h 19m1 stop

$269United Airlines

Find Deal

sáb., oct. 4 - mar., oct. 7

2:25 pm - 8:26 pmIAD-RAP

8h 01m1 stop

5:30 am - 1:27 pmRAP-IAD

5h 57m1 stop

$269United Airlines

Find Deal

sáb., nov. 8 - sáb., feb. 7

7:00 am - 2:09 pmDCA-FSD

8h 09m1 stop

2:54 pm - 12:10 pmFSD-DCA

20h 16m1 stop

$365Frontier

Find Deal

vie., sep. 19 - dom., sep. 21

7:00 am - 2:09 pmDCA-FSD

8h 09m1 stop

2:54 pm - 12:10 pmFSD-DCA

20h 16m1 stop

$366Frontier

Find Deal

vie., sep. 26 - dom., sep. 28

Delta flights from Washington, D.C. to South Dakota

Our best Delta deals on Washington, D.C. to South Dakota flight tickets

Delta

Sep 3

IAD5:25 pmWashington, D.C. Dulles Intl

6h 41m

1 stop

FSD11:06 pmSioux Falls Joe Foss Field

Sep 9

FSD5:00 amSioux Falls Joe Foss Field

7h 25m

1 stop

IAD1:25 pmWashington, D.C. Dulles Intl

$259

Find similar

Delta

Sep 6

BWI4:39 pmBaltimore/Washington

7h 27m

1 stop

FSD11:06 pmSioux Falls Joe Foss Field

Sep 13

FSD12:56 pmSioux Falls Joe Foss Field

10h 32m

2 stops

BWI12:28 amBaltimore/Washington

$264

Find similar

Delta

Aug 30

BWI4:39 pmBaltimore/Washington

7h 27m

1 stop

FSD11:06 pmSioux Falls Joe Foss Field

Sep 3

FSD6:04 pmSioux Falls Joe Foss Field

4h 43m

1 stop

BWI11:47 pmBaltimore/Washington

$265

Find similar

American Airlines flights from Washington, D.C. to South Dakota

Our best American Airlines deals on Washington, D.C. to South Dakota flight tickets

American Airlines

Sep 6

BWI1:32 pmBaltimore/Washington

8h 51m

1 stop

FSD9:23 pmSioux Falls Joe Foss Field

Sep 13

FSD1:19 pmSioux Falls Joe Foss Field

9h 03m

1 stop

BWI11:22 pmBaltimore/Washington

$259

Find similar

American Airlines

Sep 9

BWI10:05 amBaltimore/Washington

12h 18m

2 stops

FSD9:23 pmSioux Falls Joe Foss Field

Sep 16

FSD1:19 pmSioux Falls Joe Foss Field

8h 43m

2 stops

BWI11:02 pmBaltimore/Washington

$269

Find similar

American Airlines

Aug 30

DCA1:50 pmWashington, D.C. Reagan-National

8h 13m

2 stops

FSD9:03 pmSioux Falls Joe Foss Field

Sep 3

FSD7:00 amSioux Falls Joe Foss Field

7h 54m

2 stops

DCA3:54 pmWashington, D.C. Reagan-National

$284

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momondo 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

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

mar. 8/26

9:57 pm-9:00 am

1 stop13h 03m

Rapid City

sáb. 8/30

12:50 pm-11:44 am

1 stop20h 54m

$212

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

sáb. 9/6

1:32 pm-9:23 pm

1 stop8h 51m

Sioux Falls Joe Foss Field

sáb. 9/13

1:19 pm-11:22 pm

1 stop9h 03m

$259

Washington, D.C.Sioux Falls

IAD - FSD

IADFSD

Washington, D.C. Dulles Intl

mié. 9/3

5:25 pm-11:06 pm

1 stop6h 41m

Sioux Falls Joe Foss Field

mar. 9/9

5:00 am-1:25 pm

1 stop7h 25m

$259

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

sáb. 9/6

11:30 am-5:03 pm

1 stop6h 33m

Sioux Falls Joe Foss Field

sáb. 9/13

1:19 pm-11:00 pm

1 stop8h 41m

$259

BaltimoreSioux Falls

BWI - FSD

BWIFSD

Baltimore/Washington

sáb. 9/6

4:39 pm-11:06 pm

1 stop7h 27m

Sioux Falls Joe Foss Field

sáb. 9/13

12:56 pm-12:28 am

2 stops10h 32m

$264

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

sáb. 9/6

3:40 pm-11:06 pm

2 stops8h 26m

Sioux Falls Joe Foss Field

sáb. 9/13

5:00 am-10:57 am

1 stop4h 57m

$264

Washington, D.C.Rapid City

DCA - RAP

DCARAP

Washington, D.C. Reagan-National

sáb. 10/4

4:23 pm-8:34 pm

1 stop6h 11m

Rapid City

mar. 10/7

1:44 pm-9:03 pm

1 stop5h 19m

$269

Washington, D.C.Rapid City

IAD - RAP

IADRAP

Washington, D.C. Dulles Intl

sáb. 11/8

2:25 pm-8:26 pm

1 stop8h 01m

Rapid City

sáb. 2/7

5:30 am-1:27 pm

1 stop5h 57m

$269

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

vie. 9/19

7:00 am-2:09 pm

1 stop8h 09m

Sioux Falls Joe Foss Field

dom. 9/21

2:54 pm-12:10 pm

1 stop20h 16m

$365

Washington, D.C.Sioux Falls

DCA - FSD

DCAFSD

Washington, D.C. Reagan-National

vie. 9/26

7:00 am-2:09 pm

1 stop8h 09m

Sioux Falls Joe Foss Field

dom. 9/28

2:54 pm-12:10 pm

1 stop20h 16m

$366

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Washington, D.C. to South Dakota

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to South Dakota?

The month of February is, on average, the cheapest month to fly to South Dakota from Washington, D.C., with most prices found around $258. If you aren’t able to travel to South Dakota during the month of February, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $293.

What is the cheapest day to depart on your flight to South Dakota?

The cheapest day to depart from Washington, D.C. to South Dakota is on a Saturday. Travelers who choose to depart for South Dakota on a Saturday will often find tickets for as low as $341. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $668. These prices are subject to change though, so be sure to set up a Price Alert for flights to South Dakota.

What is the cheapest time of day to depart on your flight to South Dakota?

The cheapest time of day to fly to South Dakota is in the morning when flights can be purchased for as low as $403. In the afternoon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $493 per ticket.

Can stopping save me money on Washington, D.C. to South Dakota flights?

You could potentially save up to 10% on your flight if you consider stops on a Washington, D.C. to South Dakota flight.

Cheap Washington, D.C. to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to South Dakota

Best Price Found	$85
Fastest flight time	4h 38m
Direct flights	None
Airports in South Dakota	2 airports

The best one-way flight to South Dakota from Washington, D.C. in the past 72 hours is $85. The best round-trip flight deal from Washington, D.C. to South Dakota found on momondo in the last 72 hours is $212.

The fastest flight from Washington, D.C. to South Dakota takes 4h 38m

There are no direct flights from Washington, D.C. to South Dakota. Popular non-direct routes for this connection are Baltimore/Washington Airport - Sioux Falls Joe Foss Field Airport, Washington, D.C. Reagan-National Airport - Sioux Falls Joe Foss Field Airport and Baltimore/Washington Airport - Rapid City Airport.

There are 2 airports near South Dakota: Rapid City (RAP), Sioux Falls Joe Foss Field (FSD)

Search flight deals

When did momondo last update prices for flights from Washington, D.C. to South Dakota?
Prices for flights from Washington, D.C. to South Dakota were last updated today.
How many operators does momondo search for flights from Washington, D.C. to South Dakota?
The number of operators available for flights from Washington, D.C. to South Dakota is 4 as of August 2025.
How old do you have to be to fly from Washington, D.C. to South Dakota?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The travel and health documents you'll need for your trip to South Dakota may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Dakota. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to South Dakota

Compare and see reviews for airlines that fly from Washington, D.C. to South Dakota with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $108	Free Cancellation	Rating 5.8 3,219 reviews	Search Frontier flights
Delta	PriceFrom $208	Free Cancellation	Rating 8.0 7,980 reviews	Search Delta flights
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to South Dakota?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to South Dakota. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to South Dakota with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to South Dakota from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to South Dakota?

Once you have performed a search for Washington, D.C. to South Dakota flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to South Dakota right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to South Dakota flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your South Dakota trip

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Popular cities in South Dakota

Flights to New Yorkfrom $58

Flights to Los Angelesfrom $46

Flights to Miamifrom $61

Flights to Chicagofrom $45

Flights to Orlandofrom $45

Flights to Las Vegasfrom $17

Flights to San Franciscofrom $59

Flights to Washington, D.C.from $58

Flights to Bostonfrom $76

Flights to Atlantafrom $48

Flights to Dallasfrom $57

Flights to Seattlefrom $71

Washington, D.C. flight routes

Washington, D.C. Dulles Intl to Valparaiso Destin-Ft Walton Beach

Washington, D.C. Dulles Intl to Savannah/Hilton Head

Baltimore/Washington to Miami

Baltimore/Washington to Detroit Metropolitan Wayne County

Washington, D.C. Dulles Intl to South Bend/Michiana

Washington, D.C. Reagan-National to New York John F Kennedy Intl

Cheap flights from Washington, D.C. to South Dakota from $85

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to South Dakota departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Washington, D.C. to South Dakota

Cheap round-trip flights

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Delta flights from Washington, D.C. to South Dakota

Our best Delta deals on Washington, D.C. to South Dakota flight tickets

American Airlines flights from Washington, D.C. to South Dakota

Our best American Airlines deals on Washington, D.C. to South Dakota flight tickets

momondo Fare Finder

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

See travel insights to South Dakota from

How to get the cheapest flight ticket from Washington, D.C. to South Dakota

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to South Dakota?

What is the cheapest day to depart on your flight to South Dakota?

What is the cheapest time of day to depart on your flight to South Dakota?

The cheapest time of day to fly to South Dakota is in the morning when flights can be purchased for as low as $403. In the afternoon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $493 per ticket.

Can stopping save me money on Washington, D.C. to South Dakota flights?

You could potentially save up to 10% on your flight if you consider stops on a Washington, D.C. to South Dakota flight.

What is the cheapest airline that flies from Washington, D.C. to South Dakota?

Frontier, Sun Country Air, and United Airlines are the most popular carriers operating from Washington, D.C. to South Dakota

What airlines fly to South Dakota?

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

Cheap Washington, D.C. to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to South Dakota

Best Price Found

Fastest flight time

Direct flights

Airports in South Dakota

When did momondo last update prices for flights from Washington, D.C. to South Dakota?

How many operators does momondo search for flights from Washington, D.C. to South Dakota?

How old do you have to be to fly from Washington, D.C. to South Dakota?

What documentation or ID do you need to fly to South Dakota?

Best airlines flying from Washington, D.C. to South Dakota

Compare and see reviews for airlines that fly from Washington, D.C. to South Dakota with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to South Dakota?

Can I find flights from Washington, D.C. to South Dakota with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to South Dakota?

I’m not ready to book a flight from Washington, D.C. to South Dakota right now. Can momondo alert me if prices change?

An easier way to manage your South Dakota trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Dakota

Popular cities in South Dakota

Popular flights according to clicks in the last 7 days on momondo