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Cheap flights from Rapid City to Boston (RAP - BOS) - Compare and Save

RAP — BOS
oct. 26 — nov. 21
dom. 10/26
dom. 11/2
1 adult, Economy
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Cheap flight deals from Rapid City to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Boston (BOS). 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 septiembre 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Delta)

One-way from

$212
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$355
Provider with most accurate pricing for Rapid City-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Rapid City-Boston Logan Intl flights.
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From Rapid City to Boston Logan Intl
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One-way flight from Rapid City to Boston Logan Intl
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Highest demand for flights based on searches. 10% potential increase in price ($71 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Rapid City to Boston

Cheapest flights from Rapid City to Boston
Explore the most affordable flight options available from Rapid City to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 26, 2025.

This Delta deal was found by Cheapflights users on 9/25. 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.
sáb. 10/2510:33 amRAP - BOS
1 stop6h 57mDelta
vie. 10/316:12 pmBOS - RAP
1 stop6h 24mDelta
Deal found 9/25$289
This Delta deal was found by Cheapflights users on 9/25. 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.
sáb. 10/252:25 pmRAP - BOS
1 stop7h 15mDelta
vie. 10/314:00 pmBOS - RAP
2 stops8h 36mDelta
Deal found 9/25$294
This Delta deal was found by Cheapflights users on 9/25. 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.
sáb. 10/252:25 pmRAP - BOS
2 stops8h 48mDelta
vie. 10/312:00 pmBOS - RAP
2 stops10h 36mDelta
Deal found 9/25$299
This Delta deal was found by Cheapflights users on 9/24. 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.
sáb. 12/1311:02 amRAP - BOS
1 stop6h 38mDelta
mar. 12/165:45 amBOS - RAP
1 stop6h 37mDelta
Deal found 9/24$314
This Delta deal was found by Cheapflights users on 9/25. 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.
sáb. 12/1311:02 amRAP - BOS
2 stops12h 19mDelta
mar. 12/165:45 amBOS - RAP
1 stop6h 37mDelta
Deal found 9/25$319
This Delta deal was found by Cheapflights users on 9/25. 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.
sáb. 12/1311:02 amRAP - BOS
2 stops12h 19mDelta
mar. 12/165:29 amBOS - RAP
2 stops10h 40mDelta
Deal found 9/25$324
This Delta deal was found by Cheapflights users on 9/24. 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.
sáb. 12/1311:02 amRAP - BOS
2 stops12h 19mDelta
mar. 12/166:45 amBOS - RAP
2 stops9h 24mDelta
Deal found 9/24$349
This Delta deal was found by Cheapflights users on 9/25. 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.
mié. 10/12:27 pmRAP - BOS
1 stop7h 32mDelta
mié. 10/85:45 amBOS - RAP
1 stop6h 08mDelta
Deal found 9/25$454
This Delta deal was found by Cheapflights users on 9/25. 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.
mié. 10/111:00 amRAP - BOS
2 stops9h 49mDelta
mié. 10/87:10 amBOS - RAP
1 stop8h 35mDelta
Deal found 9/25$459
This United Airlines deal was found by Cheapflights users on 9/25. 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.
mié. 10/111:15 amRAP - BOS
2 stops8h 30mUnited Airlines
mié. 10/86:00 amBOS - RAP
2 stops8h 37mUnited Airlines
Deal found 9/25$464
This Delta deal was found by Cheapflights users on 9/25. 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.
jue. 10/3010:33 amRAP - BOS
1 stop6h 57mDelta
vie. 10/316:12 pmBOS - RAP
1 stop6h 24mDelta
Deal found 9/25$471
This Delta deal was found by Cheapflights users on 9/25. 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.
jue. 10/3010:33 amRAP - BOS
1 stop6h 57mDelta
vie. 10/314:00 pmBOS - RAP
2 stops8h 36mDelta
Deal found 9/25$476

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Boston 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 septiembre 26, 2025.
Use the filters below to find and compare flights from Rapid City to Boston that are best for you.

Fly from

Rapid City

Fly to

Boston

Route

Depart

Return

Price

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 10/25

10:33 am-7:30 pm

1 stop6h 57m

Boston Logan Intl

vie. 10/31

6:12 pm-10:36 pm

1 stop6h 24m

$289

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 10/25

2:25 pm-11:40 pm

1 stop7h 15m

Boston Logan Intl

vie. 10/31

4:00 pm-10:36 pm

2 stops8h 36m

$294

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 10/25

2:25 pm-1:13 am

2 stops8h 48m

Boston Logan Intl

vie. 10/31

2:00 pm-10:36 pm

2 stops10h 36m

$299

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 12/13

11:02 am-7:40 pm

1 stop6h 38m

Boston Logan Intl

mar. 12/16

5:45 am-10:22 am

1 stop6h 37m

$314

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 12/13

11:02 am-7:40 pm

1 stop6h 38m

Boston Logan Intl

mar. 12/16

5:45 am-10:22 am

1 stop6h 37m

$314

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 12/13

11:02 am-7:40 pm

1 stop6h 38m

Boston Logan Intl

mar. 12/16

6:45 am-2:09 pm

2 stops9h 24m

$319

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 12/13

11:02 am-1:21 am

2 stops12h 19m

Boston Logan Intl

mar. 12/16

5:45 am-10:22 am

1 stop6h 37m

$319

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 12/13

11:02 am-1:21 am

2 stops12h 19m

Boston Logan Intl

mar. 12/16

5:29 am-2:09 pm

2 stops10h 40m

$324

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

sáb. 12/13

11:02 am-1:21 am

2 stops12h 19m

Boston Logan Intl

mar. 12/16

6:45 am-2:09 pm

2 stops9h 24m

$349

Rapid CityBoston

RAP - BOS

RAPBOS

Rapid City

mié. 10/1

2:27 pm-11:59 pm

1 stop7h 32m

Boston Logan Intl

mié. 10/8

5:45 am-9:53 am

1 stop6h 08m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

Showing 1-10 of 22 results
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Compare providers for flights from Rapid City to Boston

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 Rapid City to Boston in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 Rapid City-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Boston 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 Rapid City-Boston 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 Rapid City to Boston

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

How much does it cost to fly round-trip from Rapid City to Boston?

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated septiembre 26, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Rapid City to Boston 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
7,973 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
8,926 reviews
Delta
8.0
Very good
7,973 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
7,973 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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 Rapid City to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Rapid City to Boston?

    Departing from Rapid City to Boston will take you 6h 57m. Airlines will cover a distance of 1607 mi.

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

    Flying on Delta is currently your cheapest option to Boston, with prices starting at $313. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $373 and $393, respectively. Delta is 46% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Rapid City to Boston (average of $218). Flying from Rapid City to Boston in July is currently the most expensive (average of $311). 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
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Warwick
Peabody
Quincy
York Beach
Swansea
Old Orchard Beach
Brockton
Waltham
Chelsea

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Alternative routes for Rapid City to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Sioux Falls to Boston flights
Sioux Falls to Hartford flights
Sioux Falls to Albany flights
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Rapid City to Albany flights
Aberdeen to Albany flights

Top 3 airlines flying from Rapid City to Boston

Discover the top 3 airlines that operate flights from Rapid City to Boston. 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 septiembre 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$313Average$551FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$373Average$530FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$393Average$618FlexibilityNo cancel feeOn-time69%

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