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Cheap flights from South Dakota to Washington, D.C. from $157

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to Washington, D.C. departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:51 pm - 11:23 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
3:08 pm - 9:39 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
8h 31m1 stop Dallas/Fort Worth
$281American Airlines
Tue, Oct 27 - Sat, Oct 31
American Airlines Logo
12:51 pm - 11:23 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
6:42 am - 12:21 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
7h 39m1 stop Dallas/Fort Worth
$281American Airlines
Wed, Oct 28 - Sat, Oct 31
Delta Logo
4:38 pm - 11:26 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
4h 48m1 stop Minneapolis St Paul
Delta Logo
7:23 am - 1:57 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
8h 34m1 stop Minneapolis St Paul
$281Delta
Tue, Oct 20 - Wed, Oct 28
American Airlines Logo
12:51 pm - 11:23 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
6:42 am - 12:21 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
7h 39m1 stop Dallas/Fort Worth
$281American Airlines
Wed, Oct 28 - Sat, Oct 31
Delta Logo
2:37 pm - 11:26 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
6h 49m1 stop Minneapolis St Paul
Delta Logo
5:08 pm - 10:30 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
7h 22m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
$286Delta
Wed, Oct 28 - Sat, Oct 31
American Airlines Logo
12:51 pm - 11:23 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
5:01 am - 4:25 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
13h 24m2 stops Charlotte Douglas Dallas/Fort Worth
$286American Airlines
Tue, Oct 27 - Sat, Oct 31
Delta Logo
4:38 pm - 11:26 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
4h 48m1 stop Minneapolis St Paul
Delta Logo
5:13 pm - 10:30 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
7h 17m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
$286Delta
Tue, Oct 20 - Wed, Oct 28
United Airlines Logo
7:47 am - 1:55 pmFSD  Sioux Falls Joe Foss Field-IAD Washington, D.C. Dulles Intl
5h 08m1 stop Chicago O'Hare Intl
United Airlines Logo
5:20 pm - 11:11 pmIAD  Washington, D.C. Dulles Intl-FSD Sioux Falls Joe Foss Field
6h 51m1 stop Chicago O'Hare Intl
$329United Airlines
Wed, Sep 23 - Sat, Sep 26
United Airlines Logo
7:47 am - 1:55 pmFSD  Sioux Falls Joe Foss Field-IAD Washington, D.C. Dulles Intl
5h 08m1 stop Chicago O'Hare Intl
United Airlines Logo
5:15 pm - 11:12 pmIAD  Washington, D.C. Dulles Intl-FSD Sioux Falls Joe Foss Field
6h 57m1 stop Chicago O'Hare Intl
$329United Airlines
Wed, Sep 9 - Sat, Sep 12
United Airlines Logo
7:47 am - 1:55 pmFSD  Sioux Falls Joe Foss Field-IAD Washington, D.C. Dulles Intl
5h 08m1 stop Chicago O'Hare Intl
United Airlines Logo
5:15 pm - 11:12 pmIAD  Washington, D.C. Dulles Intl-FSD Sioux Falls Joe Foss Field
6h 57m1 stop Chicago O'Hare Intl
$329United Airlines
Sat, Sep 19 - Tue, Sep 22

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Delta flights from South Dakota to Washington, D.C. Dulles Intl Airport

Our best Delta deals on South Dakota to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Oct 20
RAP4:38 pmRapid City
4h 48m
1 stop
IAD11:26 pmWashington, D.C. Dulles Intl
Oct 28
IAD7:23 amWashington, D.C. Dulles Intl
8h 34m
1 stop
RAP1:57 pmRapid City
$281
Delta
Oct 20
RAP4:38 pmRapid City
4h 48m
1 stop
IAD11:26 pmWashington, D.C. Dulles Intl
Oct 28
IAD5:13 pmWashington, D.C. Dulles Intl
7h 17m
2 stops
RAP10:30 pmRapid City
$286
Delta
Oct 1
FSD4:28 pmSioux Falls Joe Foss Field
5h 55m
1 stop
IAD11:23 pmWashington, D.C. Dulles Intl
Oct 5
IAD3:15 pmWashington, D.C. Dulles Intl
5h 32m
1 stop
FSD7:47 pmSioux Falls Joe Foss Field
$403

United Airlines flights from South Dakota to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on South Dakota to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Sep 23
FSD6:41 pmSioux Falls Joe Foss Field
5h 03m
1 stop
IAD12:44 amWashington, D.C. Dulles Intl
Sep 26
IAD5:20 pmWashington, D.C. Dulles Intl
6h 51m
1 stop
FSD11:11 pmSioux Falls Joe Foss Field
$329
United Airlines
Sep 1
FSD6:39 pmSioux Falls Joe Foss Field
5h 05m
1 stop
IAD12:44 amWashington, D.C. Dulles Intl
Sep 6
IAD5:15 pmWashington, D.C. Dulles Intl
7h 07m
1 stop
FSD11:22 pmSioux Falls Joe Foss Field
$354
United Airlines
Feb 6
RAP5:30 amRapid City
5h 57m
1 stop
IAD1:27 pmWashington, D.C. Dulles Intl
Feb 9
IAD2:25 pmWashington, D.C. Dulles Intl
6h 43m
1 stop
RAP7:08 pmRapid City
$371

momondo Fare Finder

 
Customize your flight search to find flights from South Dakota to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated August 15, 2026.
Use the filters below to find and compare flights from South Dakota to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityWashington, D.C.

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

RAPIAD

Rapid City

Tue 10/27

12:51 pm-11:23 pm

1 stop8h 32m

Washington, D.C. Dulles Intl

Sat 10/31

3:08 pm-9:39 pm

1 stop8h 31m

$281

Rapid CityWashington, D.C.

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

RAPIAD

Rapid City

Wed 10/28

12:51 pm-11:23 pm

1 stop8h 32m

Washington, D.C. Dulles Intl

Sat 10/31

6:42 am-12:21 pm

1 stop7h 39m

$281

Rapid CityWashington, D.C.

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

RAPIAD

Rapid City

Tue 10/20

4:38 pm-11:26 pm

1 stop4h 48m

Washington, D.C. Dulles Intl

Wed 10/28

7:23 am-1:57 pm

1 stop8h 34m

$281

Rapid CityWashington, D.C.

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

RAPIAD

Rapid City

Wed 10/28

12:51 pm-11:23 pm

1 stop8h 32m

Washington, D.C. Dulles Intl

Sat 10/31

6:42 am-12:21 pm

1 stop7h 39m

$281

Rapid CityWashington, D.C.

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

RAPIAD

Rapid City

Wed 10/28

2:37 pm-11:26 pm

1 stop6h 49m

Washington, D.C. Dulles Intl

Sat 10/31

5:08 pm-10:30 pm

2 stops7h 22m

$286

Rapid CityWashington, D.C.

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

RAPIAD

Rapid City

Tue 10/27

12:51 pm-11:23 pm

1 stop8h 32m

Washington, D.C. Dulles Intl

Sat 10/31

5:01 am-4:25 pm

2 stops13h 24m

$286

Rapid CityWashington, D.C.

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

RAPIAD

Rapid City

Tue 10/20

4:38 pm-11:26 pm

1 stop4h 48m

Washington, D.C. Dulles Intl

Wed 10/28

5:13 pm-10:30 pm

2 stops7h 17m

$286
Quickest round-trip

Sioux FallsWashington, D.C.

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

FSDIAD

Sioux Falls Joe Foss Field

Wed 9/23

7:47 am-1:55 pm

1 stop5h 08m

Washington, D.C. Dulles Intl

Sat 9/26

5:20 pm-11:11 pm

1 stop6h 51m

$329

Sioux FallsWashington, D.C.

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

FSDIAD

Sioux Falls Joe Foss Field

Wed 9/9

7:47 am-1:55 pm

1 stop5h 08m

Washington, D.C. Dulles Intl

Sat 9/12

5:15 pm-11:12 pm

1 stop6h 57m

$329

Sioux FallsWashington, D.C.

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

FSDIAD

Sioux Falls Joe Foss Field

Sat 9/19

7:47 am-1:55 pm

1 stop5h 08m

Washington, D.C. Dulles Intl

Tue 9/22

5:15 pm-11:12 pm

1 stop6h 57m

$329

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

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

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 Washington, D.C. Dulles Intl Airport?

In general, March is the cheapest month to fly from South Dakota to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $0.

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

You could potentially save up to 60% on your flight if you consider stops on a South Dakota to Washington, D.C. Dulles Intl Airport flight.

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

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

Fastest flight time

4h 48m

Direct flights

None
The fastest flight from South Dakota to Washington, D.C. Dulles Intl Airport takes 4h 48m
There are no direct flights from South Dakota to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from South Dakota to Washington, D.C. Dulles Intl Airport.
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Frequently asked questions about flying from South Dakota to Washington, D.C. Dulles Intl Airport

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

    Prices for flights from South Dakota to Washington, D.C. Dulles Intl Airport are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from South Dakota to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Compare and see reviews for airlines that fly from South Dakota to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $288Free CancellationRating
7.4
10,111 reviews
Search United Airlines flights
DeltaPriceFrom $328Free CancellationRating
7.8
8,508 reviews
Search Delta flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Sterling
Colonial Beach
Springfield
Fairfax
Tysons
Edgewood

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from South Dakota to Washington, D.C. for you.

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

All flight searches from South Dakota to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential South Dakota to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Washington, D.C. from South Dakota are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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