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Rapid City

$228+ Cheap flights from Boston to Rapid City (BOS - 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — RAP
mar. 19 — mar. 261
mié. 3/19
mié. 3/26
1 adult, Economy
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The best prices from Boston Logan Intl to Rapid City are usually found in January or April, booked 27 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

Cheap flight deals from Boston to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 marzo 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$362
(Mytrip)

One-way from

$228
(Sun Country Air)

Popular in

February

Cheapest in

January

Average price

$656
Provider with most accurate pricing for Boston Logan Intl-Rapid City flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Rapid City flights.
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From Boston Logan Intl to Rapid City
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One-way flight from Boston Logan Intl to Rapid City
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Boston to Rapid City

Cheapest flights from Boston to Rapid City
Explore the most affordable flight options available from Boston to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 14, 2025.

This Booking.com deal was found by Cheapflights users on 3/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/146:30 amBOS - RAP
1 stop12h 03mSun Country Air
lun. 7/215:30 pmRAP - BOS
1 stop15h 07mSun Country Air
Deal found 3/13$390
This American Airlines deal was found by Cheapflights users on 3/13. 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.
mié. 7/238:15 amBOS - RAP
1 stop11h 29mAmerican Airlines
mar. 7/296:14 pmRAP - BOS
1 stop13h 28mAmerican Airlines
Deal found 3/13$397
This Mytrip deal was found by Cheapflights users on 3/13. 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.
sáb. 6/141:09 pmBOS - RAP
2 stops34h 05mMultiple Airlines
lun. 6/235:30 pmRAP - BOS
1 stop15h 07mMultiple Airlines
Deal found 3/13$423
This Delta deal was found by Cheapflights users on 3/13. 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.
vie. 7/185:40 amBOS - RAP
1 stop6h 12mDelta
jue. 7/242:20 pmRAP - BOS
1 stop7h 36mDelta
Deal found 3/13$475
This United deal was found by Cheapflights users on 3/13. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/46:00 amBOS - RAP
1 stop17h 14mUnited Airlines
vie. 5/912:45 pmRAP - BOS
1 stop19h 53mUnited Airlines
Deal found 3/13$495

Find flights from Boston to Rapid City within your budget

Customize your flight search to find flights from Boston 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 marzo 14, 2025.

Fly from

Boston

Fly to

Rapid City

Route

Depart

Return

Price

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

lun. 7/14

6:30 am-4:33 pm

1 stop12h 03m

Rapid City

lun. 7/21

5:30 pm-10:37 am

1 stop15h 07m

$390

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

mié. 7/23

8:15 am-5:44 pm

1 stop11h 29m

Rapid City

mar. 7/29

6:14 pm-9:42 am

1 stop13h 28m

$397

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

sáb. 6/14

1:09 pm-9:14 pm

2 stops34h 05m

Rapid City

lun. 6/23

5:30 pm-10:37 am

1 stop15h 07m

$423

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

vie. 7/18

5:40 am-9:52 am

1 stop6h 12m

Rapid City

jue. 7/24

2:20 pm-11:56 pm

1 stop7h 36m

$475

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

dom. 5/4

6:00 am-9:14 pm

1 stop17h 14m

Rapid City

vie. 5/9

12:45 pm-10:38 am

1 stop19h 53m

$495

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

lun. 7/21

6:30 am-4:33 pm

1 stop12h 03m

$228

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

dom. 8/10

5:40 am-9:52 am

1 stop6h 12m

$245

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

vie. 6/13

10:39 am-2:41 pm

2 stops30h 02m

$274

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

vie. 6/13

5:20 am-11:29 am

1 stop8h 09m

$286

BostonRapid City

BOS - RAP

BOSRAP

Boston Logan Intl

dom. 6/8

8:59 pm-5:08 pm

1 stop22h 09m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Compare providers for flights from Boston to Rapid City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Rapid City in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Rapid City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Rapid City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Boston 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.

Travel insights for flights from Boston to Rapid City

Get recent, data-driven insights about flights from Boston to Rapid City including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Rapid City. Price data was last updated on March 7, 2025.

The best time to book flights from Boston to Rapid City is 27 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Boston to Rapid City (average of $348). Flying from Boston to Rapid City in May is currently the most expensive (average of $580). 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 BOS to RAP?

Find hourly flight availability from Boston 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 marzo 14, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 10% on flights from Boston to Rapid City by exploring options for tickets in the afternoon.

Rainfall in Rapid City by month

Plan your trip to Rapid City by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rapid City ranges from 0.3 - 3.2 inches per month. May is typically the wettest month, when rainfall can reach 3.2 in. January is typically the driest time to visit Rapid City when rainfall is around 0.3 in.

Temperature in Rapid City by month

Plan your trip to Rapid City by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rapid City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 marzo 14, 2025.
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
7,944 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,623 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air
7.3
Good
736 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Sun Country Air
7.0
Good
354 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Boston 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 Boston to Rapid City round-trip?

    Our cheapest airline available from Boston to Rapid City is American Airlines. Our recent data shows that you can find tickets from as low as $397 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $433 and $544 round-trip. These flights start at 41% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston 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 $228. Delta flights start at $245 while deals on Allegiant Air start at $274 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Rapid City?

    Currently, January is the cheapest month in which you can book a flight from Boston to Rapid City (average of $348). Flying from Boston to Rapid City in May is currently the most expensive (average of $580). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Deadwood
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Alternative routes for Boston to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Boston to Rapid City

Discover the top 4 airlines that operate flights from Boston 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 marzo 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$305Average$390FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$467Average$649FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$485Average$689FlexibilityNo cancel feeOn-time69%
DeltaCheapest$557Average$712FlexibilityNo cancel feeOn-timeN/A
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