A lake surrounded by rocky cliffs and dense forest.

$55 Cheap Flights to Custer, SD

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Popular airlines to Custer

How much is the cheapest flight to Custer?

Prices were available within the past 7 days and start at $55 for one-way flights and $115 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Allegiant Air
Allegiant Air
United
American Airlines
Delta

Alternative airports near Custer

Prices were available within the past 7 days. Prices and availability are subject to change.

What you need to know for your flight to Custer

Flights to Custer at a glance

Traveling to Custer is a breeze; you can choose from a range of airlines, including budget-friendly options, to find the best fit for your itinerary. Compare travel times and select the cheapest flights to South Dakota that align with your budget and plans to discover the city's renowned attractions and neighborhoods.

  • Major airports near Custer: Rapid City Regional Airport (RAP), Chadron Municipal Airport (CDR)
  • Closest airport to Custer: Rapid City Regional Airport, RAP (around 33 miles)
  • Flights per week: 1,200+ flights arriving across Custer airports
  • Number of airlines that fly to Custer: around 5+ carriers

Popular airports near Custer

Custer is a charming city perfect for outdoor enthusiasts, adventure seekers, and nature lovers. With its stunning landscapes and eco-friendly atmosphere, it's an excellent destination for family vacations. Travelers can easily access Custer through two major airports, ensuring convenient connections for their journey.

  • Rapid City Regional Airport (RAP): Situated in Pennington County, South Dakota, approximately 33 miles from Custer, this airport caters to both domestic and international flights, linking to over 145 cities across the U.S. and 9 overseas destinations. Notable airlines such as United, American Airlines, and Delta operate here, offering travelers options to upgrade to first class or premium economy for a more comfortable experience, depending on the specific route and airline.
  • Chadron Municipal Airport (CDR): Found in Dawes County, Nebraska, around 70 miles from Custer, this airport primarily serves domestic flights. Key airlines like Key Lime DBA Denver Air Connection and Southern Airways provide services here, ensuring convenient travel options for passengers heading to various destinations within the United States.

Top routes to Custer

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

Cheapest routes to Custer

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

  • United: Offers flights to Rapid City Regional Airport (RAP), making up about 60% of arrivals in Custer. The average fare for a one-way ticket is roughly $260, with premium service options that may include first class depending on the route.
  • American Airlines: Serves Rapid City Regional Airport (RAP) and is responsible for approximately 23% of arrivals to Custer. The average one-way fare is around $290, with premium cabins that may feature first class based on the route.
  • Delta: Provides service to Rapid City Regional Airport (RAP) and represents about 16% of arrivals to Custer. Travelers can expect an average one-way fare of approximately $270, with premium cabin choices that may include premium economy and first class depending on the route.
  • Sun Country Airlines: Operates flights to Rapid City Regional Airport (RAP). The typical one-way fare is about $210, making it a budget-friendly option for travelers heading to Custer.
  • Key Lime DBA Denver Air Connection: Flies to Chadron Municipal Airport (CDR). The average fare for a one-way ticket is approximately $80, providing an economical travel choice for those visiting Custer.

Best time to fly to Custer

The most popular months for travelers to fly to Custer are June, July, and August, when peak temperatures in Custer can reach up to 69.6°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 34°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.

calendar iconMonthtemperature iconTemperaturerain iconPrecipitationmostly cloudy iconCloudinesscrowd level iconDemandprice iconAverage one-way Fare
January23.9°F (-4.5°C)No Rain (Dry)Mostly SunnyAverage$276
February22.5°F (-5.3°C)No Rain (Dry)Mostly SunnyLow$281
March33.6°F (0.9°C)No Rain (Dry)Mostly SunnyAverage$292
April39.7°F (4.3°C)Light RainMostly SunnyAverage$286
May50.4°F (10.2°C)Light RainMostly SunnyAverage$272
June62.6°F (17.0°C)Light RainMostly SunnyHigh$286
July69.6°F (20.9°C)Light RainMostly SunnyHigh$257
August68.0°F (20.0°C)Light RainSunnyHigh$264
September60.6°F (15.9°C)Light RainSunnyAverage$262
October44.4°F (6.9°C)Light RainMostly SunnyAverage$253
November34.0°F (1.1°C)No Rain (Dry)Mostly SunnyLow$258
December24.3°F (-4.3°C)No Rain (Dry)Mostly SunnyLow$301

*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 Custer

Getting some of the best deals on flights to Custer 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 Custer 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 Custer flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Custer

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

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Custer, with options including free hotel shuttles and private rides, which can be arranged in advance.
  • Car rental: Renting a car in Custer is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Custer 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 in and around Custer

  • Hill City: Nestled 12 miles drive away from Custer, Hill City is a charming destination perfect for outdoor enthusiasts and adventure seekers. The area boasts stunning scenery, with landmarks like The Black Hills offering ample opportunities for exploration. Be sure to check out the historic 1880 Train for a taste of local culture and enjoy the breathtaking views from Black Elk Peak. Whether you're hiking, skiing, or simply soaking in the natural beauty, Hill City is a great spot for an unforgettable experience.
  • Keystone: Located 12 miles drive away from Custer, Keystone is a vibrant city that draws visitors with its stunning landscapes and outdoor activities. This area is home to iconic attractions such as Mount Rushmore and the Mount Rushmore National Memorial, both of which are steeped in history and culture. In addition to exploring the breathtaking mountains, shoppers will find a delightful mix of stores and local boutiques. Keystone is an ideal base for those looking to immerse themselves in the beauty of the Black Hills.
  • Sanator: Sanator is located in the area of Custer and offers a peaceful retreat for travelers seeking outdoor adventures and scenic experiences. With proximity to Custer State Park, visitors can easily explore the park's Wildlife Loop Road, perfect for wildlife viewing and nature walks. Don’t miss the Four Mile Old West Town Museum, which provides a glimpse into the region's rich history. Sanator is an excellent choice for those looking to connect with nature while enjoying the local charm.

Tips for short-haul flights to Custer

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

  • Pack light and skip checked bags—when flying with budget airlines, traveling with just a carry-on is often more cost-effective. Maximize your space by bringing mini toiletries, wearing your bulkiest clothing, and planning your outfits strategically. This approach also helps you avoid the hassle of waiting at baggage claim upon arrival.
  • Bring your own entertainment—many short-haul flights might not provide in-flight entertainment options. To keep yourself engaged, download TV shows, movies, music, or podcasts ahead of time, and consider bringing a book. Be sure to charge your devices fully 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, taking into account potential traffic and security lines.
  • Bring your own snacks and water—pack snacks and a refillable water bottle to stay refreshed and save money while at the airport.

Tips for long-haul flights to Custer

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

  • Select your seat in advance—for longer flights, choosing your seat is crucial for comfort. Full-service airlines may allow seat selection at no extra cost once online check-in becomes available, typically 24–48 hours prior to your flight. Some airlines may even offer seat selection earlier than this.
  • Arrive at the airport in plenty of time—plan to reach the airport at least 3 hours before departure for international flights to accommodate check-in, security, and immigration processes.
  • Relax at the airport—if you have extra time, take the opportunity to browse the shops, visit a coffee shop, or unwind at the gate or in 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 synchronizing your body clock by changing your watch and adjusting your sleep schedule to align with your destination's time zone. Try to sleep or stay awake during the flight according to the local time at your arrival destination to help minimize jet lag.

Frequently asked questions

What month is the cheapest to fly to Custer?
Schedule your trip for December if you want to land a deal on your fare. It's the cheapest month to fly to Custer. Try to avoid traveling during peak periods such as major public holidays or events.
Which US cities have the cheapest flights to Custer?
Score cheap flights to Custer from Denver, Minneapolis - St. Paul and Dallas. These cities usually offer the lowest fares to this unique destination. But remember that stopovers, seasonality and demand will also impact rates, so stay flexible and book when prices are right.
Which US cities fly direct to Custer?
There are 6 US destinations you're able to fly to Custer nonstop from. Compare the options by using the "Direct flights only" filter on Expedia and pick the ideal departure point for you. Here are some of the major cities to head out from:
  • Denver
  • Minneapolis - St. Paul
  • Dallas
  • Chicago
  • Phoenix
How to find a cheap flight to Custer?
Book your trip early to maximize your chances of getting cheap flights to Custer. Also, consider traveling during off-season months like January and February. If you leave on a Thursday, you can save an average of 16% compared to those departing on a Sunday.* Save time searching every day and set up a price alert on the Expedia app. We'll update you when fares change.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Custer?
You can find cheap deals on last-minute flights to Custer, especially if your travel plans are flexible. Consider leaving from a different airport, changing your trip dates or picking an alternative airline to get a cheap flight to Custer.
How far in advance should I book a flight to Custer?
Find the travel dates you want and a fare you'll love by booking your domestic flight to Custer up to 28 days in advance. Lock in tickets between two and four months ahead if you're traveling to Custer from an international destination.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Custer?
Sundays are typically the best day to book a cheap flight to Custer, where you can save 8% on average compared to a Friday. If you choose to purchase tickets on a Friday, expect to pay more as this is often the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Custer?
Custer is connected to 4 airports around the world through 3 airlines, including United Airlines. Rapid City Regional Airport (RAP) is the main hub for numerous airlines to Custer. Delta Air Lines can also get you to this destination.
Where do you fly into Custer?
If you're flying to Custer, the main airport to disembark at is Rapid City Regional Airport (RAP). Another option is to fly to Custer via Spearfish, SD (SPF-Black Hills).
How far is the airport from central Custer?
You'll be roughly 35 mi northeast of central Custer after touching down at Rapid City Regional Airport (RAP).
Can I save money by booking a Custer trip package?
It's possible to save hundreds of dollars if you choose a Custer flight and hotel package deal on Expedia. And you'll save time and hassle by having all your travel arrangements in the same place. Try bundling hotels and flights with extras such as activities and car rentals for your own customized Custer trip.
Can I change or cancel my flight to Custer?
If you reserved your flight to Custer within the last 24 hours, you can usually change or cancel it without fees. After that, additional charges may apply depending on the airline's terms of service. To learn more, visit our Customer Service Portal. Remember that some flights are non-refundable, so you may be offered a credit toward a future trip rather than a direct refund. When browsing on Expedia, check the "No cancel fee" or "Changes included" filters to compare fares with flexible change policies.

*Flight schedules are subject to change.

*Available to One Key members.

Book with confidence

Tips to find the cheapest flights to Custer

The cheapest day to fly

Get started finding a cheap flight to Custer 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

December is the cheapest month to fly to Custer. 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 Custer. 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 Custer, 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 Custer

The lowest price for round-trip flights to Custer in 2026 starts from from $115, 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 Custer. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Custer

Allegiant Air, American Airlines, Delta, United are just some of the airlines that can typically offer cheap tickets to Custer. 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 Custer and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Custer, 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 Custer. 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 Custer 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 Custer

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 Custer.

Stopover savings

The cheapest tickets to Custer are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Custer. 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 Custer 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 Custer. Simply download the free Expedia app to your smart device and activate Custer 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 Custer. 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.

Tips to find the cheapest flights to Custer

Travel information

Destination airport
Rapid City Regional
Destination airport IATA code
RAP
Destination city name
Rapid City
Roundtrip price
$115

Trending flights to Custer

Prices were available within the past 7 days and start at $55 for one-way flights and $115 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Allegiant Air

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