IAD - RAP

$164 Find Cheap Flights from Washington Dulles Airport to Rapid City - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$321
Typical prices: $376-$709
United Airlines
Fri 4/13Tue 4/17
IAD - RAP • 1 stop
Cheapest one-way
$164
Typical prices: $323-$373
Multiple Airlines
Sat 12/1
IAD - RAP • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Rapid City. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
November
Cheapest • 28% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Minneapolis St Paul (MSP)
Cheapest • Avg $524 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 6h 10m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

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

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

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

Tue, Apr 13 - Sat, Apr 17
United Airlines Logo
2:25 pm - 8:33 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
8h 08m1 stop Denver Intl
United Airlines Logo
5:30 am - 1:27 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
5h 57m1 stop Denver Intl
$321United Airlines
Tue, Apr 13 - Sat, Apr 17
Delta Logo
12:00 pm - 3:46 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
5h 46m1 stop Minneapolis St Paul
Delta Logo
11:30 am - 12:20 amRAP  Rapid City-IAD Washington, D.C. Dulles Intl
10h 50m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$326Delta
Tue, Dec 1 - Sat, Dec 5
Delta Logo
7:26 am - 2:00 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
8h 34m1 stop Minneapolis St Paul
Delta Logo
4:36 pm - 11:36 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
5h 00m1 stop Minneapolis St Paul
$350Delta
Tue, Dec 1 - Sat, Dec 5
Delta Logo
12:00 pm - 3:53 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
5h 53m1 stop Minneapolis St Paul
Delta Logo
6:42 am - 8:11 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
11h 29m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$355Delta
Fri, Feb 26 - Sun, Feb 28
United Airlines Logo
5:19 pm - 10:08 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
6h 49m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 am - 1:33 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
5h 33m1 stop Chicago O'Hare Intl
$359United Airlines
Fri, Feb 26 - Sun, Feb 28
Delta Logo
5:00 pm - 10:39 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
7h 39m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
Delta Logo
4:00 pm - 11:33 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
5h 33m1 stop Minneapolis St Paul
$364Delta
Tue, Apr 13 - Sat, Apr 17
Delta Logo
6:00 am - 3:46 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
11h 46m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul
Delta Logo
11:30 am - 11:02 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
9h 32m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
$381Delta
Tue, Nov 17 - Fri, Nov 20
Delta Logo
12:01 pm - 3:54 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
5h 53m1 stop Minneapolis St Paul
Delta Logo
2:23 pm - 11:21 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
6h 58m1 stop Minneapolis St Paul
$385Delta
Tue, Nov 17 - Fri, Nov 20
Delta Logo
8:05 am - 3:54 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
9h 49m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul
Delta Logo
2:23 pm - 11:21 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
6h 58m1 stop Minneapolis St Paul
$390Delta
Fri, Nov 13 - Mon, Nov 16
Delta Logo
12:01 pm - 3:54 pmIAD  Washington, D.C. Dulles Intl-RAP Rapid City
5h 53m1 stop Minneapolis St Paul
Delta Logo
4:36 pm - 11:21 pmRAP  Rapid City-IAD Washington, D.C. Dulles Intl
4h 45m1 stop Minneapolis St Paul
$394Delta
Booking Insights

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

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

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

Round-trip flights from Washington, D.C. Dulles Intl Airport to Rapid City typically range from $376 to $709. The lowest price found in the past 5 days was $321, on United Airlines.

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

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Rapid City. It’s 24% cheaper than the average day, while Sunday is the most expensive, with prices 51% higher.

Find deals

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

Low season

January

Cheapest flight

$164
Beat the crowds with an average 90% drop in travelers.
The most popular month to fly with an average 53% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Rapid City

When to book flights from Dulles Intl to Rapid City

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

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

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

    Two cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to Rapid City:

    • Economy Class
    • First Class

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

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

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

    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.

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

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Rapid City range from $376 to $709, with an average of $486 over the past 12 months. Anything below $376 counts as a good deal.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Rapid City 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 $321 to $2,091. That means the highest observed fare was about 7x higher than the lowest one.

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

    One-way fares from Washington, D.C. Dulles Intl Airport to Rapid City are currently lower than usual. Average one-way flight prices are about $248, which is 29% below the typical average for this route.

  • What car rental options are available at Rapid City Airport (RAP)?

    Rapid City Airport (RAP) hosts 5 major car rental companies, with daily rates averaging $112 for economy cars. Top options include:

    • Budget
    • Hertz
    • Alamo
    • Thrifty
    • Enterprise Rent-A-Car

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

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

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

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

    • Denver Intl (DEN) - 39% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 39% of one-stop connections
    • Minneapolis St Paul (MSP) - 19% of one-stop connections
    • Charlotte Douglas (CLT) - 3% of one-stop connections

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

    Yes. Flexible dates can save you up to 50% on flights from Washington, D.C. Dulles Intl Airport to Rapid City. Wednesday is the cheapest departure day at $374 round-trip on average, while Sunday is the most expensive at $736, a difference of $362.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 5h 37m, compared with 6h 10m via Chicago O'Hare Intl (ORD) and 6h 38m via Denver Intl (DEN).

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

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

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

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $374, about $362 less than Sunday fares (49% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Rapid City trip for November. Fares historically average $352 round-trip in that month - typically $423 less than the most expensive month, which is August (based on the last 12 months).

More options for your flight from Dulles Intl to Rapid City

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