$165 Cheap United flights Los Angeles (LAX) to Rapid City (RAP)

View $165 flight on Thu, Sep 25, 2025Opens in a new window

$165 Cheap United flights Los Angeles (LAX) to Rapid City (RAP)

Prices were available within the past 7 days and start at $165 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Sep 25 - Tue, Sep 30
LAX
Los Angeles
RAP
Rapid City
$254 Roundtrip, just found
$254
Roundtrip
just found
Select United flight, departing Thu, Sep 25 from Los Angeles to Rapid City, returning Tue, Sep 30, priced at $254 just found
United
Sat, Aug 16 - Sat, Aug 23
LAX
Los Angeles
RAP
Rapid City
$274 Roundtrip, found 9 hours ago
$274
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Aug 16 from Los Angeles to Rapid City, returning Sat, Aug 23, priced at $274 found 9 hours ago
United
Thu, Sep 25 - Tue, Sep 30
LAX
Los Angeles
RAP
Rapid City
$276 Roundtrip, just found
$276
Roundtrip
just found
Select United flight, departing Thu, Sep 25 from Los Angeles to Rapid City, returning Tue, Sep 30, priced at $276 just found
United
Thu, Sep 25 - Tue, Sep 30
LAX
Los Angeles
RAP
Rapid City
$280 Roundtrip, just found
$280
Roundtrip
just found
Select United flight, departing Thu, Sep 25 from Los Angeles to Rapid City, returning Tue, Sep 30, priced at $280 just found
United
Wed, Aug 27 - Tue, Sep 2
LAX
Los Angeles
RAP
Rapid City
$281 Roundtrip, found 13 hours ago
$281
Roundtrip
found 13 hours ago
Select United flight, departing Wed, Aug 27 from Los Angeles to Rapid City, returning Tue, Sep 2, priced at $281 found 13 hours ago
United
Tue, Aug 26 - Tue, Sep 9
LAX
Los Angeles
RAP
Rapid City
$284 Roundtrip, just found
$284
Roundtrip
just found
Select United flight, departing Tue, Aug 26 from Los Angeles to Rapid City, returning Tue, Sep 9, priced at $284 just found
Flights from Los Angeles (LAX) to Rapid City (RAP)
Origin airport
Los Angeles Intl.
Destination airport
Rapid City Regional
Airlines serving
American Airlines, Delta, Sun Country Airlines, United
Popular airline
United
Distance
1076 mi

Frequently asked questions

How much is a United Airlines flight from Los Angeles Intl. Airport (LAX) to Rapid City Regional Airport (RAP)?
You'll discover affordable return United Airlines flights from $254 from LAX to RAP by organizing your results from "Price (lowest to highest)" on Expedia. Or look for options from $165 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from LAX to RAP with United Airlines?
United Airlines flights to Rapid City are often more affordable in the low-season months of January and November. Whether you're in search of a one-way or round-trip ticket, you could score a better deal then.
What is the cheapest time to book flights from Los Angeles Intl. Airport (LAX) to Rapid City Regional Airport (RAP) with United Airlines?
Begin your search one to three months ahead of your travel date to score cheaper fares on United Airlines flights from Los Angeles Intl. Airport (LAX) to Rapid City Regional Airport (RAP). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Los Angeles Intl. Airport (LAX) to Rapid City Regional Airport (RAP)?
Click on the "Nonstop" filter when browsing for direct United Airlines flights from LAX to RAP. It's also an easy way to compare other airlines servicing the same nonstop trip.
What is the earliest United Airlines flight from LAX to RAP?
To find the earliest departure from LAX to RAP with United Airlines, filter your results by "Early Morning" and "Morning." Booking an early flight generally means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Rapid City?
Catch a United Airlines flight from Los Angeles Intl. Airport (LAX) to Rapid City, and you'll likely come in to Rapid City Regional Airport (RAP). This is the airline's main hub in this city.
Why fly with United Airlines from LAX to RAP?
A rewarding loyalty program and the ability to rack up points through United Mileage Plus are the start of the reasons to fly from LAX to RAP with United Airlines. Plus, by joining Expedia's free One Key™ program, you can earn OneKeyCash™* alongside United Airlines's loyalty program earnings. It's yours to spend on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Los Angeles Intl. Airport (LAX) to Rapid City Regional Airport (RAP)?
Changes are usually free within 24 hours of booking, but your airline may charge you after that. For more details about modifying your reservation, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without extra charges, apply the "No cancel fee" or "Changes included" filter when planning your next break.

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*Available to One Key members.