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$304 Cheap Flights from Rapid City (RAP) to Eugene (EUG)

View $304 flight on Thu, Aug 20, 2026Opens in a new window

Popular airlines from Rapid City Regional Airport (RAP) to Mahlon Sweet Field Airport (EUG)

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Cheap Flights from Rapid City to Eugene (RAP-EUG)

Prices were available within the past 7 days and start at $304 for one-way flights and $319 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Aug 26 - Sun, Sep 6
RAP
Rapid City
EUG
Eugene
$319 Roundtrip, found 11 hours ago
$319
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Aug 26 from Rapid City to Eugene, returning Sun, Sep 6, priced at $319 found 11 hours ago
United
Wed, Aug 26 - Sun, Sep 6
RAP
Rapid City
EUG
Eugene
$324 Roundtrip, found 11 hours ago
$324
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Aug 26 from Rapid City to Eugene, returning Sun, Sep 6, priced at $324 found 11 hours ago
United
Thu, Aug 27 - Fri, Sep 4
RAP
Rapid City
EUG
Eugene
$359 Roundtrip, found 3 days ago
$359
Roundtrip
found 3 days ago
Select United flight, departing Thu, Aug 27 from Rapid City to Eugene, returning Fri, Sep 4, priced at $359 found 3 days ago
United
Wed, Aug 26 - Sun, Sep 6
RAP
Rapid City
EUG
Eugene
$361 Roundtrip, found 11 hours ago
$361
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Aug 26 from Rapid City to Eugene, returning Sun, Sep 6, priced at $361 found 11 hours ago
United
Wed, Aug 26 - Sun, Sep 6
RAP
Rapid City
EUG
Eugene
$365 Roundtrip, found 11 hours ago
$365
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Aug 26 from Rapid City to Eugene, returning Sun, Sep 6, priced at $365 found 11 hours ago
United
Wed, Aug 26 - Sun, Sep 6
RAP
Rapid City
EUG
Eugene
$366 Roundtrip, found 11 hours ago
$366
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Aug 26 from Rapid City to Eugene, returning Sun, Sep 6, priced at $366 found 11 hours ago
United
Thu, Aug 27 - Fri, Sep 4
RAP
Rapid City
EUG
Eugene
$375 Roundtrip, found 3 days ago
$375
Roundtrip
found 3 days ago
Select United flight, departing Thu, Aug 27 from Rapid City to Eugene, returning Fri, Sep 4, priced at $375 found 3 days ago
United
Fri, Aug 28 - Mon, Aug 31
RAP
Rapid City
EUG
Eugene
$377 Roundtrip, found 3 days ago
$377
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 28 from Rapid City to Eugene, returning Mon, Aug 31, priced at $377 found 3 days ago
Delta
Fri, Aug 28 - Mon, Aug 31
RAP
Rapid City
EUG
Eugene
$561 Roundtrip, found 3 days ago
$561
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Aug 28 from Rapid City to Eugene, returning Mon, Aug 31, priced at $561 found 3 days ago
American Airlines
Thu, Jul 23 - Mon, Jul 27
RAP
Rapid City
EUG
Eugene
$768 Roundtrip, found 1 hour ago
$768
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Thu, Jul 23 from Rapid City to Eugene, returning Mon, Jul 27, priced at $768 found 1 hour ago

Find the cheapest month to fly from Rapid City (RAP) to Eugene (EUG)

January is typically the cheapest month to fly

From $247 - $757 per traveler.

What you need to know for your flight from Rapid City Regional to Eugene

Rapid City (RAP) to Eugene (EUG) at a glance

Explore a range of airlines offering flights from Rapid City (RAP) to Eugene (EUG) on this domestic short-haul route. Compare options to find the best deals on flight prices that suit your budget and schedule as you prepare to discover Eugene's iconic sights and neighborhoods. Check the essential details for your upcoming journey from Rapid City Regional Airport (RAP) to Eugene Airport (EUG).

  • Fastest flight duration: around 4h 15m in-flight, plus roughly 2h 15m layover with one stop
  • Route distance: roughly 1,000 miles (1,610 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $150–$465, depending on seasonality and how far ahead you book

Flights from Rapid City Regional Airport (RAP) to Eugene Airport (EUG)

Based on recent traveler bookings, here are the top airlines flying from Rapid City to Eugene, primarily favored for their one-stop services. A common layover occurs at Denver International Airport (DEN), typically lasting around 2 hours and 15 minutes. These options allow you to balance price, total travel time, and cabin class, helping you discover the best itinerary for your journey.

  • United: This comprehensive airline provides a one-stop service, dominating the route with about 97% of departures. One-way ticket prices generally fall between $150 and $475. Expect an in-flight duration of 4 hours and 15 minutes, with an overall travel time of approximately 6 hours and 45 minutes, including the layover.

Alternative routes from Rapid City (RAP) to Eugene (EUG)

  • Rapid City to North Bend (RAP-OTH): The Southwest Oregon Regional Airport (OTH) is located approximately 71 miles from Eugene Airport (EUG).
  • Chadron to Eugene (CDR-EUG): Chadron Municipal Airport (CDR) lies about 84 miles from Rapid City Regional Airport (RAP).

How to find the best prices for flights from Rapid City (RAP) to Eugene (EUG)

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

  1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Afternoon departures (12pm-6pm) often offer lower prices, while morning flights (5am-12pm) are the most sought after. Additionally, flying on Friday generally yields cheaper rates, although Thursday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Eugene hotel and flight deals.
  4. 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.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. 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 allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Eugene Airport from Rapid City Regional Airport

Eugene welcomes travelers from Rapid City with a range of transport options based on price, convenience, and proximity. Here's how to reach Eugene efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Eugene, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Eugene Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Eugene Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Eugene Airport, Eugene Station, a train station, is located about 7.4 miles from the airport, providing convenient access for travelers heading to their next destination.

Frequently asked questions

How much does a flight from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG) cost?
You can find cheap one-way flights from $304 and cheap return flights from $319 Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG) with Expedia. One-way flights generally range between $320 and $832, and roundtrip flights usually range from $446 to $1204. 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 the cheapest fares first, and use the Price Tracking tool to receive alerts when Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG)?
The cheapest month to fly from RAP to EUG is August 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're 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 Eugene, OR (EUG)?
Enter RAP to EUG and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG)?
United is one of the cheapest airlines offering connecting flights from Rapid City Regional (RAP) to Mahlon Sweet Field (EUG), with round-trip tickets starting from around $861.413. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG)?
To find a cheap flight from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG), 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 Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG)?
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 Eugene, OR (EUG)?
The earliest flight from Rapid City Regional (RAP) to Mahlon Sweet Field (EUG) typically departs at around 5:00 AM. This flight is operated by United and Delta, and it's a seasonal service, so check for availability during your travel period. An early flight allows you to maximize your time in Eugene. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG)?
The most popular departure times for flights from Rapid City Regional (RAP) to Eugene (EUG) are in the early morning, from 6am to 9am. About 44% of passengers prefer this time window. Many major carriers, including United Airlines and Delta, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Eugene with plenty of time to explore.
How long does it take to fly from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG)?
A flight from RAP to EUG with a layover takes around 5 hours 30 minutes, with the route covering approximately 998 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG)?
Select the "Business class" and "First class" filters when looking for RAP to EUG 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 Eugene, OR (EUG) flight with Expedia?
It's easy to earn miles on a Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG) 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 Eugene from Rapid City Regional (RAP)?
If you're planning to travel to Eugene from Rapid City Regional (RAP), you can fly into Mahlon Sweet Field (EUG) Some flights may connect through major hubs like Denver Intl. (DEN), Minneapolis - St. Paul Intl. (MSP), O'Hare Intl. (ORD) before reaching Eugene. 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 Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG) at the last minute?
Typically, booking a last minute flight from Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG) 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 Eugene, OR (EUG) flight and hotel package?
Securing a Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG) Eugene Vacation Packages 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 Eugene, OR (EUG)?
If you booked your Rapid City, SD (RAP-Rapid City Regional) to Eugene, OR (EUG) 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
Rapid City Regional
Destination airport
Eugene
Airlines serving
American Airlines, Delta, United
Roundtrip price
$318
Distance
997 mi

Book with confidence

Rapid City to Eugene Flights

The cheapest times to fly from Rapid City to Eugene

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rapid City to Eugene are during the month of August. You can find some of the cheapest flights from Rapid City to Eugene with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rapid City to Eugene

Sunday is one of the best days to book for cheap flights from Rapid City to Eugene: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Rapid City to Eugene

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rapid City to Eugene in 2026. You can also book with separate airlines for your outbound and return journeys, from $304 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rapid City to Eugene flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rapid City to Eugene airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

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

 

Rapid City to Eugene Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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