$55 Cheap Flights to Interior, SD

Flights to Interior at a glance

Traveling to Interior is easy; you can choose between full-service and budget airlines. Compare flight durations and select the option that aligns with your financial plan, travel schedule, and intentions to discover the city's renowned landmarks and neighborhoods.

• Major airports near Interior: Rapid City Regional Airport (RAP), Chadron Municipal Airport (CDR)
• Closest (typical) airport to Interior: Rapid City Regional Airport, RAP (around 61 miles)
• Flights per week: 1,200+ flights arriving across Interior airports
• Number of airlines that fly to Interior: around 5+ carriers

Popular airports near Interior

Interior is a vibrant city perfect for those seeking outdoor adventures, stunning scenery, and a chance to relax and rejuvenate with family. It is conveniently accessible via two major airports, making it an ideal destination for travelers looking to explore the great outdoors.

• Rapid City Regional Airport (RAP): Situated in Pennington County, South Dakota, approximately 61 miles from Interior, this airport offers both domestic and international flights. It connects to over 145 domestic cities and 9 international locations, allowing travelers to opt for first class or premium economy seating for enhanced comfort, depending on the airline and route. Key airlines include United, American Airlines, and Delta.
• Chadron Municipal Airport (CDR): Found in Dawes County, Nebraska, around 88 miles from Interior, this airport provides domestic flight services. The airlines operating here primarily include Key Lime DBA Denver Air Connection and Southern Airways, catering to regional travel needs.

Top routes to Interior

• Chicago (ORD) to Interior (RAP), with one-way fares starting at around $100
• Denver (DEN) to Interior (RAP/CDR), with one-way flight options from around $60
• Seattle (SEA) to Interior (RAP), with one-way tickets available from around $150
• Dallas (DFW) to Interior (RAP), with one-way flights starting at around $180
• Orlando (MCO) to Interior (RAP), with one-way tickets available from around $140

Cheapest routes to Interior

• Denver (DEN) to Interior (RAP/CDR), with low-cost one-way tickets from around $60
• Minneapolis (MSP) to Interior (RAP), with budget one-way fares from around $65
• Chicago (ORD) to Interior (RAP), with cheap one-way fares from around $100
• Grand Junction (GJT) to Interior (RAP), with budget one-way fares from around $110
• Colorado Springs (COS) to Interior (RAP), with cheap one-way fares from around $110

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to Interior

• United: Provides flights to Rapid City Regional Airport (RAP), representing about 60% of arrivals to Interior. The typical one-way fare hovers around $260, with first class available on select routes.
• American Airlines: Operates flights to Rapid City Regional Airport (RAP), contributing approximately 23% of arrivals to Interior. Expect an average one-way fare of about $290, with first class offered on certain routes.
• Delta: Serves Rapid City Regional Airport (RAP), making up around 16% of arrivals to Interior. The average one-way fare is near $270, and premium service may include both premium economy and first class, depending on the route.
• Sun Country Airlines: Flies into Rapid City Regional Airport (RAP). Travelers can anticipate an average one-way fare of about $210.
• Key Lime DBA Denver Air Connection: Provides flights to Chadron Municipal Airport (CDR). The average one-way fare is approximately $80, making it an economical choice for travelers.

Best time to fly to Interior

The most popular months for travelers to fly to Interior are June, July, and August, when peak temperatures in Interior can reach up to 78.4°F in July. If you prefer quieter travel, consider November, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 38.3°F. For better deals, October usually offers the lowest average one-way fare around $253, roughly 7% cheaper than the yearly average. Looking for additional cheaper months to fly? July, November, and September offer average one-way fares of around $260, making them good options for flexible travelers.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to Interior

Getting some of the best deals on flights to Interior is all about timing and flexibility. Here are some key tips to help you save:

1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our Interior hotel and flight deals.
4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
5. Earn miles—you can earn airline miles when you book your Interior flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Interior

Interior welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach Interior efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Interior, with private rides that can be arranged in advance.
• Car rental: Renting a car in Interior is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Interior on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay around Interior

• Kadoka: Located 15 miles away from Interior, Kadoka is a charming city that draws outdoor enthusiasts seeking adventure and stunning scenery. Here, you can explore the breathtaking Chamberlain Pass and the dramatic Badlands Wall, both perfect for hiking and photography. For a relaxing day, visit Kadoka Lake, where romance meets nature. The city also offers recreational areas, a shopping mall, and a golf course, making it a well-rounded destination for travelers looking to enjoy the great outdoors while also finding some leisure activities.
• Wall: Wall is located 30 miles drive away from Interior and is a vibrant city known for its proximity to the iconic Badlands National Park. Outdoor adventurers will appreciate the park's rugged beauty and diverse landscapes. In addition to exploring the park, you can visit the Minuteman Missile National Historic Site to delve into the region's history or discover military artifacts at the Armed Forces Military Display & Gifts. Wall provides a blend of culture and outdoor fun, making it an exciting stop for travelers.
• Kyle: Located 27 miles away from Interior, Kyle is a gateway to adventure and natural beauty. It is ideally situated near Badlands National Park, where visitors can experience the stunning vistas and unique geological formations. The Oglala Lakota College adds a cultural touch to the city, reflecting the local heritage. Outdoor enthusiasts will find plenty of opportunities for golf and recreation in Kyle, making it a great destination for those seeking both adventure and scenic experiences.

Tips for short-haul flights to Interior

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

• Pack light and skip checked bags—for budget airlines, traveling with just a carry-on is often more economical. Save space by opting for mini toiletries, wearing your bulkiest clothes, and planning your outfits efficiently. This approach also allows you to bypass the wait at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights may lack in-flight entertainment options. Download your favorite TV shows, movies, music, or podcasts ahead of time, and don’t forget to pack a book to keep you engaged. Ensure your devices are fully charged before you board.
• Arrive at the airport in plenty of time—even for short or domestic flights, it's advisable to arrive at least 1.5 to 2 hours prior to departure, considering potential traffic and security lines.
• Bring your own snacks and water—pack some snacks and a refillable water bottle to stay hydrated and save money while at the airport.

Tips for long-haul flights to Interior

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

• Select your seat in advance—for longer flights, choosing your seat is essential for comfort. Many full-service airlines allow free seat selection once online check-in opens, typically 24–48 hours before your flight. Some airlines may provide the option to select seats even earlier.
• Arrive at the airport in plenty of time—ensure you get to the airport at least 3 hours before your departure for international flights to accommodate check-in, security, and immigration procedures.
• Relax at the airport—if you have some extra time, take the opportunity to explore the shops, find a coffee shop, or unwind at the gate or a departure lounge if you have access. Airport Wi-Fi is generally free and readily available.
• Adjust to the new time zone mid-flight—begin syncing your body clock by changing your watch and sleep schedule to align with your destination's time zone. Aim to sleep or stay awake during the flight according to the local time of your arrival to help minimize jet lag.

Tips to find the cheapest flights to Interior

The cheapest day to fly

Get started finding a cheap flight to Interior on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

November is the cheapest month to fly to Interior. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Interior. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Interior, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Interior

The lowest price for round-trip flights to Interior in 2026 starts from $110, while one-way tickets start from from $55. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Interior. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Interior

Allegiant Air, American Airlines, Delta, United are just some of the airlines that can typically offer cheap tickets to Interior. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Interior and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Interior, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Interior. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Interior plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Interior

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Interior.

Stopover savings

The cheapest tickets to Interior are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Interior. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Interior for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Interior. Simply download the free Expedia app to your smart device and activate Interior flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Interior. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.