Cheap flights from South Dakota (SD) to Dulles Intl (IAD)

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How to find the cheapest flight from
South Dakota to Dulles Intl (IAD)

All the information you need to plan the best null to IAD flight in 2022: compare South Dakota to Dulles Intl flight prices with the expected peak season, weather and rainfall in Dulles Intl.
How far in advance should I book a flight from South Dakota to Washington, D.C. Dulles Intl Airport?

Find a great deal and save up to 56% by booking at least 58 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from South Dakota to Washington, D.C. Dulles Intl Airport within the next two weeks, with the cheapest ticket starting at $537.

When is the cheapest time to fly from South Dakota to Washington, D.C. Dulles Intl Airport (SD - IAD)?

When flying from South Dakota to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

The best pricing can be found in the month of November. Prices to Washington, D.C. Dulles Intl Airport from South Dakota average $436. You can even find prices in November for less than $436, as users have found deals to Washington, D.C. Dulles Intl Airport from as low as $174. The month of June appears to be one of the more expensive times to travel to Washington, D.C. Dulles Intl Airport from South Dakota. Flying in the targeted month can save you up to 37%.

Cheap flights from South Dakota to Dulles Intl in August, September 2022

The best prices found for South Dakota to IAD flights for August, September
2 Sep - 6 Sep
$350pp
RAP
Rapid City
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
   
2 STOPS
RAP
Rapid City
2 Sep - 6 Sep
$371pp
RAP
Rapid City
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
RAP
Rapid City
15 Sep - 19 Sep
$373pp
RAP
Rapid City
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
   
2 STOPS
RAP
Rapid City

South Dakota to Dulles Intl 2022 flight deals

Cheap flights to Dulles Intl from South Dakota found for this year
14 Oct - 18 Oct
$334pp
FSD
Sioux Falls Joe Foss Field
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
25 Oct - 27 Oct
$344pp
FSD
Sioux Falls Joe Foss Field
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
25 Oct - 27 Oct
$348pp
FSD
Sioux Falls Joe Foss Field
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
   
2 STOPS
FSD
Sioux Falls Joe Foss Field

Cheap United Airlines flights from South Dakota to Dulles Intl

14 Oct - 18 Oct
$334pp
FSD
Sioux Falls Joe Foss Field
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
25 Oct - 27 Oct
$344pp
FSD
Sioux Falls Joe Foss Field
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
25 Oct - 27 Oct
$348pp
FSD
Sioux Falls Joe Foss Field
United Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
   
2 STOPS
FSD
Sioux Falls Joe Foss Field

Cheap Delta flights from South Dakota to Dulles Intl

3 Oct - 10 Oct
$438pp
FSD
Sioux Falls Joe Foss Field
Delta
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Delta
 
1 STOP
FSD
Sioux Falls Joe Foss Field
28 Oct - 1 Nov
$446pp
FSD
Sioux Falls Joe Foss Field
Delta
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Delta
   
2 STOPS
FSD
Sioux Falls Joe Foss Field
26 Oct - 29 Oct
$447pp
FSD
Sioux Falls Joe Foss Field
Delta
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
Delta
   
2 STOPS
FSD
Sioux Falls Joe Foss Field

Last minute flights from South Dakota to Dulles Intl

Late deals on round-trip flights to Dulles Intl from South Dakota, departing today and this week
16 Aug - 18 Aug
$578pp
FSD
Sioux Falls Joe Foss Field
American Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
American Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
16 Aug - 19 Aug
$618pp
FSD
Sioux Falls Joe Foss Field
American Airlines
 
1 STOP
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
American Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
16 Aug - 18 Aug
$622pp
FSD
Sioux Falls Joe Foss Field
American Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
American Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field

One-way flights to Dulles Intl from South Dakota

The cheapest one-way flights from South Dakota to Dulles Intl
8:27 am - 2:07 pm
Allegiant Air
1 Stop
4h 40m
FSD - IAD
Allegiant Air
$203
Kiwi.com
9:10 am - 6:50 pm
Delta
2 Stops
8h 40m
FSD - IAD
Delta
$364
Delta
12:58 pm - 3:20 am
Multiple Airlines
3 Stops
36h 22m
RAP - IAD
Multiple Airlines
$377
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">South Dakota</span> to <span class="emphasized">Dulles Intl</span> flights.

Flight FAQs

From South Dakota to Dulles Intl

Which airlines flying from South Dakota to Washington, D.C. Dulles Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from South Dakota to Washington, D.C. Dulles Intl have new flexible policies in place due to COVID-19. United Airlines, Delta, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from South Dakota to Washington, D.C. Dulles Intl Airport for under $400 on Cheapflights?

Yes, there are multiple flights from South Dakota to Washington, D.C. Dulles Intl Airport for under $400. The cheapest flight booked recently is on United Airlines for just $334, but on average you can expect to pay $382.

Are there last-minute flights available from South Dakota to Washington, D.C. Dulles Intl Airport for under $600?

There are currently 14+ open flights from South Dakota to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $600.

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

The cheapest airlines for a one-way flight from South Dakota to Washington, D.C. Dulles Intl Airport are United Airlines ($178), Allegiant Air ($203), and Delta ($274).

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

Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from South Dakota to Washington, D.C. Dulles Intl Airport.

COVID Restrictions

View COVID Travel Restrictions for Dulles Intl (IAD)

Do I need a COVID test to fly to Dulles Intl from South Dakota?

Information is based on travel restrictions for travel to Washington, D.C. Dulles Intl within the United States

Most visitors from South Dakota need to provide a negative COVID-19 test result and/or quarantine to enter Washington, D.C. Dulles Intl.

COVID-19 testing requirements
Visitors from South Dakota are not required to present a negative COVID-19 PCR test or antigen result upon entering Washington, D.C. Dulles Intl.

Quarantine requirements
Visitors from South Dakota are not required to quarantine after entering Washington, D.C. Dulles Intl.

Do I need a test to fly back to South Dakota from Dulles Intl?

Returning to South Dakota from Washington, D.C. Dulles Intl

COVID-19 testing requirements
Visitors from Washington, D.C. Dulles Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering South Dakota.

Quarantine requirements
Visitors from Washington, D.C. Dulles Intl are not required to quarantine after entering South Dakota.

Hide COVID Travel Restrictions for Dulles Intl (IAD)

Departure points for flights from South Dakota to Dulles Intl

Select to see more specific information for flights to Dulles Intl from all departure points in South Dakota.