RAP - IAD

$281 Find Cheap Flights from Rapid City to Washington Dulles Airport - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$281
Typical prices: $328-$644
Delta
Sat 10/20Sun 10/28
RAP - IAD • 1 stop
Cheapest one-way
$319
Typical prices: $360-$370
Multiple Airlines
Thu 10/11
RAP - IAD • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Rapid City and Washington, D.C. Dulles Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
July
Cheapest • 35% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dallas/Fort Worth (DFW)
Cheapest • Avg $373 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 5h 33m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Washington, D.C. Dulles Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Rapid City to Dulles Intl (RAP-IAD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Rapid City to Dulles Intl

Tue, Oct 20 - Wed, Oct 28
Delta Logo
4:38 pm - 11:26 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
4h 48m1 stop Minneapolis St Paul
Delta Logo
6:59 pm - 10:30 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
5h 31m1 stop Minneapolis St Paul
$281Delta
Tue, Oct 20 - Wed, Oct 28
Delta Logo
2:37 pm - 11:16 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
6h 39m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
Delta Logo
12:01 pm - 3:58 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
5h 57m1 stop Minneapolis St Paul
$286Delta
Tue, Oct 20 - Wed, Oct 28
Delta Logo
2:37 pm - 12:42 amRAP  Rapid City-IAD Washington, D.C. Dulles Intl
8h 05m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
Delta Logo
6:05 am - 1:57 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
9h 52m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
$291Delta
Thu, Oct 1 - Sun, Oct 4
Delta Logo
4:31 pm - 11:23 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
4h 52m1 stop Minneapolis St Paul
Delta Logo
6:10 am - 10:01 amIAD  Washington, D.C. Dulles Intl-RAP Rapid City
5h 51m1 stop Minneapolis St Paul
$339Delta
Thu, Oct 1 - Sun, Oct 4
Delta Logo
4:31 pm - 11:23 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
4h 52m1 stop Minneapolis St Paul
Delta Logo
6:00 am - 3:51 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
11h 51m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul
$344Delta
Thu, Nov 5 - Sun, Nov 8
Delta Logo
11:29 am - 11:16 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
9h 47m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
Delta Logo
7:23 am - 10:45 amIAD  Washington, D.C. Dulles Intl-RAP Rapid City
5h 22m1 stop Minneapolis St Paul
$364Delta
Thu, Nov 5 - Sun, Nov 8
Delta Logo
11:29 am - 11:16 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
9h 47m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
Delta Logo
6:05 am - 1:57 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
9h 52m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
$369Delta
Tue, Nov 10 - Sat, Nov 14
United Airlines Logo
8:45 am - 5:55 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
7h 10m1 stop Denver Intl
United Airlines Logo
8:20 am - 3:19 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
8h 59m1 stop Denver Intl
$371United Airlines
Tue, Nov 10 - Sat, Nov 14
United Airlines Logo
8:45 am - 7:30 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
8h 45m1 stop Denver Intl
United Airlines Logo
10:00 am - 5:09 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
9h 09m1 stop Denver Intl
$371United Airlines
Thu, Nov 5 - Sun, Nov 8
United Airlines Logo
10:30 am - 7:30 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
7h 00m1 stop Denver Intl
United Airlines Logo
6:10 am - 10:31 amIAD  Washington, D.C. Dulles Intl-RAP Rapid City
6h 21m1 stop Chicago O'Hare Intl
$381United Airlines
Booking Insights

Price, demand and travel trends for Rapid City to Washington, D.C. Dulles Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Rapid City to Washington, D.C. Dulles Intl Airport with more confidence.

How much is a round-trip flight from Rapid City to Washington, D.C. Dulles Intl Airport?

Round-trip flights from Rapid City to Washington, D.C. Dulles Intl Airport start at $281. Prices are below average for this route right now, with typical round-trip fares ranging from $328 to $644. The lowest price found in the past 5 days was $281 on Delta.

What's the cheapest day of the week to fly from Rapid City to Washington, D.C. Dulles Intl Airport?

Wednesday is the cheapest day of the week to fly from Rapid City to Washington, D.C. Dulles Intl Airport, it is 35% cheaper than the average day. Sunday is the most expensive day with flight prices 97% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Rapid City to Washington, D.C. Dulles Intl Airport flights

Low season

May

Cheapest flight

$319
Most popular time to fly and prices are also 20% lower on average.
Flight from Rapid City to Washington, D.C. Dulles Intl Airport

When to book flights from Rapid City to Dulles Intl

Are your dates flexible? Find out the best times to travel from Rapid City to Dulles Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Rapid City to Washington, D.C. Dulles Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Rapid City to Washington, D.C. Dulles Intl Airport?

    Flights from Rapid City to Washington, D.C. Dulles Intl Airport usually depart from Rapid City (RAP) and arrive at Washington, D.C. Dulles Intl (IAD).

  • What cabin classes can I book on flights from Rapid City to Washington, D.C. Dulles Intl Airport?

    Only Economy Class is available on flights from Rapid City to Washington, D.C. Dulles Intl Airport.

  • Which airports do connecting flights from Rapid City to Washington, D.C. Dulles Intl Airport pass through?

    One-stop flights from Rapid City to Washington, D.C. Dulles Intl Airport most commonly connect through:

    • Denver Intl (DEN) - 63% of one-stop connections
    • Minneapolis St Paul (MSP) - 15% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 10% of one-stop connections
    • Dallas/Fort Worth (DFW) - 7% of one-stop connections

    Denver Intl (DEN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Rapid City to Washington, D.C. Dulles Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 67% on the Rapid City to Washington, D.C. Dulles Intl Airport route. Wednesday is the cheapest departure day at $293 round-trip on average, while Sunday is the most expensive at $876, a difference of $583. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Washington, D.C. Dulles Intl Airport?

    Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

  • How long is a flight from Rapid City to Washington, D.C. Dulles Intl Airport?

    A nonstop flight from Rapid City to Washington, D.C. Dulles Intl Airport takes 0h 00m, covering 1,364 miles.

  • Do I need a passport to fly from Rapid City to Washington, D.C. Dulles Intl Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Rapid City to Washington, D.C. Dulles Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $281 to $1,466. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Rapid City to Washington, D.C. Dulles Intl Airport looking right now?

    One-way fares from Rapid City to Washington, D.C. Dulles Intl Airport are currently lower than usual. Average one-way flight prices are about $351, which is 6% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Rapid City to Washington, D.C. Dulles Intl Airport?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 5h 33m, compared with 6h 15m via Chicago O'Hare Intl (ORD) and 6h 31m via Denver Intl (DEN).

  • What is the time difference between Rapid City and Washington, D.C. Dulles Intl Airport?

    Washington, D.C. Dulles Intl Airport is 2 hours ahead of Rapid City (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Washington, D.C. Dulles Intl Airport (IAD)?

    Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
    • Dollar
    • Budget
    • Hertz
    • Sixt
    • Thrifty

  • How much should I expect to pay for a Rapid City to Washington, D.C. Dulles Intl Airport flight?

    Round-trip flights from Rapid City to Washington, D.C. Dulles Intl Airport range from $328 to $644, with an average of $444 over the past 12 months. Anything below $328 counts as a good deal.

Your guide to booking Rapid City to Washington, D.C. Dulles Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average $293 - about $583 less than Sunday (67% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Rapid City to Washington, D.C. Dulles Intl Airport trip for July. Fares historically average $288 round-trip in that month - typically $588 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from Rapid City to Dulles Intl

Complete your trip to Washington, D.C. with a hotel stay or car rental

Car rentals in Washington, D.C.
Hotels in Washington, D.C.
Vacations in Washington, D.C.