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CA $531 Cheap Flights from Boston (BOS) to Rapid City (RAP)

View CA $531 flight on Fri, Sep 11, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Rapid City Regional Airport (RAP)

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Cheap flights from Boston (BOS) to Rapid City (RAP)

Prices were available within the past 7 days and start at CA $531 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Boston (BOS) to Rapid City (RAP)

January is typically the cheapest month to fly

From CA $409 - CA $758 per traveller.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional) cost?
You can find one-way and return flights from BOS to RAP with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when BOS to RAP ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional)?
If you're looking for the cheapest time to fly from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional), January is typically your best bet. You can expect average return flights to be around CA$401 during this month. January often sees lower prices because it falls after the busy holiday travel season, when demand for flights tends to decrease. Other budget-friendly months to consider for this route include October and November.
Which airlines fly direct from Boston, MA (BOS) to Rapid City, SD (RAP)?
Enter BOS to RAP and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Boston, MA (BOS) to Rapid City, SD (RAP)?
To find a cheap flight from Boston, MA (BOS) to Rapid City, SD (RAP), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional)?
The cheapest months to fly from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional) are typically January and November, with average return flight prices around CA$401. These months often offer lower fares because they fall outside of peak travel seasons, giving you a more budget-friendly option for your trip.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional)?
There are approximately 86 connecting flights per day from Boston Logan International (BOS) to Rapid City Regional (RAP). Some common connection points include O'Hare International (ORD), Liberty International (EWR), and LaGuardia (LGA).
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional)?
The earliest flight from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional) typically departs around 5:00 AM. This service is operated by American Airlines. Please note that this is a seasonal service, active in June, July, and August. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional)?
You'll find the most flights from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional) on Fridays, with around 36 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, American Airlines, and Delta. Fridays offer notably more flight options compared to other days of the week, making it a great day to consider for your journey.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, United and Delta, offer flights during this window. Many travellers prefer this because it allows for an early start to their journey, often leading to an earlier arrival at their destination.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional)?
There are no nonstop flights from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional). For flights with one stop, you can expect the journey to take around 9 hours. If your flight has two or more stops, the travel time typically increases to about 11 hours 30 minutes. The distance covered on this route is approximately 2,588 kilometres. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and weather conditions.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Rapid City, SD (RAP-Rapid City Regional)?
You can fly business class or first class between BOS and RAP. First class cabins are available on United, Delta, and American Airlines.
How do I earn miles on a Boston, MA (BOS) to Rapid City, SD (RAP) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS) to Rapid City, SD (RAP) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Rapid City, SD (RAP) from Boston, MA (BOS)?
If you're planning to travel to Rapid City from Logan International Airport (BOS), you can fly directly into Rapid City Regional (RAP). Some flights may connect through major hubs like O'Hare International Airport (ORD), LaGuardia (LGA), or Liberty International Airport (EWR) before reaching Rapid City. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS) to Rapid City, SD (RAP) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS) to Rapid City, SD (RAP) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS) to Rapid City, SD (RAP) flight and hotel package?
Securing a Boston, MA (BOS) to Rapid City, SD (RAP) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS) to Rapid City, SD (RAP)?
If you booked your Boston, MA (BOS) to Rapid City, SD (RAP) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Rapid City Regional
Distance
2571 km

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Boston to Rapid City Flights

The easy way to book your flights from Boston to Rapid City 

With Expedia, it’s simple to find and book flights to Rapid City from Boston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Rapid City Regional, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Boston to Rapid City today, tomorrow, or this week.  

 

Save dollars with cheap flights from Logan Intl., BOS to Rapid City Regional, RAP 

Sort your search results by price to find great deals on your flight from Boston to Rapid City—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Rapid City from Boston currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Rapid City  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Rapid City from Boston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Rapid City with Expedia today.

Boston to Rapid City Flights

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