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Rapid City

$123+ Cheap flights from Baltimore to Rapid City (BWI - RAP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — RAP
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheapflights Tip: The best prices from Baltimore/Washington to Rapid City are usually found in February or March, booked 61 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Baltimore to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Rapid City (RAP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2025.

Round-trip from

$269
(Delta)

One-way from

$123
(Mytrip)

Popular in

May

Cheapest in

February

Average price

$479
From Baltimore/Washington to Rapid City
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One-way flight from Baltimore/Washington to Rapid City
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Highest demand for flights based on searches. 10% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Baltimore to Rapid City

Cheapest flights from Baltimore to Rapid City
Explore the most affordable flight options available from Baltimore to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:19 amBWI - RAP
1 stop5h 46mDelta
Tue 11/112:20 pmRAP - BWI
1 stop7h 27mDelta
Deal found 7/2$269
This Sun Country Air deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2112:25 pmBWI - RAP
1 stop6h 08mSun Country Air
Fri 7/253:21 pmRAP - BWI
1 stop18h 02mSun Country Air
Deal found 6/30$275
This American Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/510:25 amBWI - RAP
2 stops12h 41mAmerican Airlines
Tue 8/125:39 amRAP - BWI
2 stops12h 41mAmerican Airlines
Deal found 6/30$279
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:15 amBWI - RAP
1 stop6h 05mUnited Airlines
Tue 8/121:43 pmRAP - BWI
1 stop5h 59mUnited Airlines
Deal found 7/1$288
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/218:09 amBWI - RAP
1 stop13h 31mMultiple Airlines
Mon 8/255:46 pmRAP - BWI
2 stops26h 23mMultiple Airlines
Deal found 7/1$292

Cheapflights Fare Finder

Customize your flight search to find flights from Baltimore to Rapid City 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, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2025.
Use the filters below to find and compare flights from Baltimore to Rapid City that are best for you.

Fly from

Baltimore

Fly to

Rapid City

Route

Depart

Return

Price

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sat 8/30

10:10 am-4:02 pm

1 stop7h 52m

Rapid City

Sat 9/6

11:18 am-7:12 pm

1 stop5h 54m

$269

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Tue 8/5

1:33 pm-9:06 pm

1 stop9h 33m

Rapid City

Tue 8/12

5:39 am-6:03 pm

2 stops10h 24m

$274

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Mon 7/21

12:25 pm-4:33 pm

1 stop6h 08m

Rapid City

Fri 7/25

3:21 pm-11:23 am

1 stop18h 02m

$275

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Thu 8/21

8:09 am-7:40 pm

1 stop13h 31m

Rapid City

Mon 8/25

5:46 pm-10:09 pm

2 stops26h 23m

$292

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Tue 8/5

6:00 am-10:13 am

1 stop6h 13m

Rapid City

Tue 8/12

4:25 pm-11:46 pm

1 stop5h 21m

$294

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Mon 8/18

12:19 pm-4:09 pm

1 stop5h 50m

$123

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Tue 9/2

1:38 pm-8:58 pm

1 stop9h 20m

$180

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Wed 7/16

6:22 pm-9:09 pm

2 stops28h 47m

$182

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Mon 8/18

5:15 pm-10:32 pm

2 stops7h 17m

$185

BaltimoreRapid City

BWI - RAP

BWIRAP

Baltimore/Washington

Sun 8/31

6:15 am-12:38 pm

2 stops8h 23m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Baltimore to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Rapid City

How far ahead should I book a flight from Baltimore to Rapid City?

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Rapid City. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Baltimore to Rapid City, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Baltimore to Rapid City?

Currently, January is the cheapest month in which you can book a flight from Baltimore to Rapid City (average of $348). Flying from Baltimore to Rapid City in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BWI to RAP?

Find hourly flight availability from Baltimore to Rapid City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

When flying from Baltimore to Rapid City, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 12% versus a flight in the morning.

Reviews of airlines servicing Rapid City

Get insights into the airlines that provide service to Rapid City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rapid City. Reviews last updated July 2, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Baltimore to Rapid City by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,983 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,983 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,983 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Sun Country Air
6.9
Okay
340 reviews
Delta
8.0
Very good
7,983 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Rapid City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Baltimore to Rapid City round-trip?

    Cheapflights users have booked flights from Baltimore to Rapid City round-trip from $269. Other airlines that can offer you cheap pricing are Sun Country Air, from $275, and American Airlines, from $279. These flights start at 39% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Baltimore to Rapid City one-way?

    To fly one-way, consider booking your trip with Sun Country Air, which is currently one of the cheapest options available, starting at $123. American Airlines flights start at $180 while deals on Delta start at $185 one-way.

  • Can I find deals for flights from Baltimore to Rapid City that include hotel bookings?

    Yes. In addition to deals on Baltimore to Rapid City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Rapid City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Rapid City.

  • Can I find deals for business class flights from Baltimore to Rapid City?

    Yes. Cheapflights offers flight deals from Baltimore to Rapid City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Baltimore to Rapid City?

    Currently, January is the cheapest month in which you can book a flight from Baltimore to Rapid City (average of $348). Flying from Baltimore to Rapid City in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Baltimore?

Book flights to Baltimore if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Spearfish

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Top 3 airlines flying from Baltimore to Rapid City

Discover the top 3 airlines that operate flights from Baltimore to Rapid City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$381FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$423FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$341Average$493FlexibilityNo cancel feeOn-time69%

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