---
title: "Rapid City to Miles City flights from - Expedia.ca"
description: "Looking for budget flights from Rapid City (RAP) to Miles City (MLS)? Enjoy one-way flights from and roundtrip from —track your flight price today!"
canonical: "https://www.expedia.ca/lp/flights/rap/mls/rapid-city-to-miles-city"
language: en-CA
market: CA
currency: CAD
prices_as_of: 2026-11-12T22:56:14Z
---

# Cheap Flights from Rapid City (RAP) to Miles City (MLS)
![A historic building with a sign reading "Fort Knox Officers' Quarters."](https://images.trvl-media.com/place/2351/4ceebd09-7126-433c-9840-e88567cffb07.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

Photo by Dawn Madden

## Popular airlines from Rapid City Regional Airport (RAP) to Miles City, MT (MLS-Miles City Municipal)

[Air Canada](https://www.expedia.ca/Flights-Search?leg1=from:RAP,to:MLS,departure:26/11/2026TANYT&leg2=from:MLS,to:RAP,departure:03/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}])

[WestJet](https://www.expedia.ca/Flights-Search?leg1=from:RAP,to:MLS,departure:26/11/2026TANYT&leg2=from:MLS,to:RAP,departure:03/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}])

[Flair Airlines](https://www.expedia.ca/Flights-Search?leg1=from:RAP,to:MLS,departure:26/11/2026TANYT&leg2=from:MLS,to:RAP,departure:03/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}])

[American Airlines](https://www.expedia.ca/Flights-Search?leg1=from:RAP,to:MLS,departure:26/11/2026TANYT&leg2=from:MLS,to:RAP,departure:03/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}])

[United](https://www.expedia.ca/Flights-Search?leg1=from:RAP,to:MLS,departure:26/11/2026TANYT&leg2=from:MLS,to:RAP,departure:03/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}])

[Delta](https://www.expedia.ca/Flights-Search?leg1=from:RAP,to:MLS,departure:26/11/2026TANYT&leg2=from:MLS,to:RAP,departure:03/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}])

[Porter Airlines](https://www.expedia.ca/Flights-Search?leg1=from:RAP,to:MLS,departure:26/11/2026TANYT&leg2=from:MLS,to:RAP,departure:03/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}])

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## Book with confidence

### Rapid City to Miles City Flights

#### The easy way to book your flights from Rapid City to Miles City

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

#### Save dollars with cheap flights from Rapid City Regional, RAP to Miles City Municipal, MLS

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

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 Miles City with Expedia today.

## Frequently Asked Questions

### How much does a flight from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal) cost?

You can find one-way and return flights from RAP to MLS 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 RAP to MLS ticket fares go up or down.

### What is the cheapest month to fly from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal)?

The cheapest months to fly from RAP to MLS are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

### Which airlines fly direct from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal)?

Enter RAP to MLS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

### How do I find cheap flights from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal)?

To find a cheap flight from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal), 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](https://www.expedia.ca/why/price-tracking) and receive alerts when fares go up or down.

### What is the best time to fly from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal)?

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

### What is the earliest flight from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal)?

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from RAP to MLS. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

### Can you fly business or first class from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal)?

Select the "Business class" and "First class" filters when looking for RAP to MLS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.

### How do I earn miles on a Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal) flight with Expedia?

It's easy to earn miles on a Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal) 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™](https://www.expedia.ca/welcome-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.

### Is it cheaper to buy a plane ticket from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal) at the last minute?

Typically, booking a last minute flight from Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal) 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 Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal) flight and hotel package?

Securing a Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal) [flight and hotel package](https://www.expedia.ca/miles-city.d2351.destination-travel-guides) 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 Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal)?

If you booked your Rapid City, SD (RAP-Rapid City Regional) to Miles City, MT (MLS-Miles City Municipal) 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](https://www.expedia.ca/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.ca/helpcenter/) if you'd like more information.

## Travel information

| Origin airport      | Rapid City Regional Airport |
| ------------------- | --------------------------- |
| Destination airport | Miles City, MT              |
| Distance            | 345 km away                 |

## Explore a world of travel with Expedia

- [Lodging](?equalTargetTab=tab-0)
- [Flights](?equalTargetTab=tab-1)
- [Packages](?equalTargetTab=tab-2)
- [Cars](?equalTargetTab=tab-3)
- [Vacation Rentals](?equalTargetTab=tab-4)
- [Casino Hotels in Miles City](https://www.expedia.ca/Miles-City-Hotels-Casino-Hotel.0-0-d2351-tCasinoHotel.Travel-Guide-Filter-Hotels)
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- [Vacation Homes in Kinsey](https://www.expedia.ca/Kinsey-Private-Vacation-Homes.d770577560475906048-aaPrivateVacationHomes.Travel-Guide-Accommodation)
- [Cabin Rentals in Eastern Montana](https://www.expedia.ca/Eastern-Montana-Cabins.d6056398-aaCabins.Travel-Guide-Accommodation)
- [The Kempton Hotel](https://www.expedia.ca/Glendive-Hotels-The-Kempton-Hotel.h17705053.Hotel-Information)
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- [Cohagen Hotels](https://www.expedia.ca/Cohagen-Hotels.d3000445753.Travel-Guide-Hotels)
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- [Forsyth Hotels](https://www.expedia.ca/Forsyth-Hotels.d8113.Travel-Guide-Hotels)
- [Spa Hotels in Miles City](https://www.expedia.ca/Miles-City-Hotels-Spa-Hotel.0-0-d2351-tSpaHotel.Travel-Guide-Filter-Hotels)
- [Colstrip Hotels](https://www.expedia.ca/Colstrip-Hotels.d181400.Travel-Guide-Hotels)
- [Hotels with Hot Tubs in Miles City](https://www.expedia.ca/Miles-City-Hotels-Hotels-With-Hot-Tubs.0-0-d2351-tHotelsWithHotTubs.Travel-Guide-Filter-Hotels)
- [Miles City Hotels](https://www.expedia.ca/Miles-City-Hotels.d2351.Travel-Guide-Hotels)
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- [Brockway Hotels](https://www.expedia.ca/Brockway-Hotels.d770577934926880768.Travel-Guide-Hotels)
- [Hotels with Waterslides in Eastern Montana](https://www.expedia.ca/Eastern-Montana-Hotels-Hotels-With-Waterslides.0-0-d6056398-tHotelswithWaterslides.Travel-Guide-Filter-Hotels)
- [Flights from Brockway](https://www.expedia.ca/lp/flights/770577934926880768/flights-from-brockway)
- [Flights from Vancouver (YVR) to Miles City (MLS)](https://www.expedia.ca/lp/flights/yvr/mls/vancouver-to-miles-city)
- [Flights from Edmonton (YEG) to Miles City (MLS)](https://www.expedia.ca/lp/flights/yeg/mls/edmonton-to-miles-city)
- [Flights from Kinsey](https://www.expedia.ca/lp/flights/770577560475906048/flights-from-kinsey)
- [Flights from Fallon](https://www.expedia.ca/lp/flights/553248634983166335/flights-from-fallon)
- [Flights from Calgary (YYC) to Miles City (MLS)](https://www.expedia.ca/lp/flights/yyc/mls/calgary-to-miles-city)
- [Flights from Albuquerque (ABQ) to Miles City (MLS)](https://www.expedia.ca/lp/flights/abq/mls/albuquerque-to-miles-city)
- [Flights to Miles City](https://www.expedia.ca/Cheap-Flights-To-Miles-City.d2351.Travel-Guide-Flights)
- [Flights from Saskatoon (YXE) to Miles City (MLS)](https://www.expedia.ca/lp/flights/yxe/mls/saskatoon-to-miles-city)
- [Flights from Toronto (YYZ) to Miles City (MLS)](https://www.expedia.ca/lp/flights/yyz/mls/toronto-to-miles-city)
- [Cohagen Vacations](https://www.expedia.ca/Cohagen.d3000445753.Destination-Travel-Guides)
- [Visit Eastern Montana](https://www.expedia.ca/Eastern-Montana.dx6056398)
- [Car rental Miles City](https://www.expedia.ca/Car-Rentals-In-Miles-City.d2351.Car-Rental-Guide)
- [Miles City Vacation Rentals](https://www.expedia.ca/Miles-City-Vacation-Rentals.d2351.Travel-Guide-VacationRentals)

\*Available to Expedia members.

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