Flights from RAP(Rapid City|Rapid City Regional Airport) to ONT(Los Angeles|Ontario International Airport)
Flights from Rapid City to Los Angeles
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RAP to ONT, Rapid City Regional Airport to Ontario International Airport Cheap Flights
Find the best flight deals from Rapid City Regional Airport to Ontario International Airport
RAP - ONT Flight Information
Rapid City → Los AngelesFlight information between Rapid City and Los Angeles
Cheapest one-way flight price
US$104
Cheapest return ticket price
US$340
Cheapest month
December
Peak season for travel
October
Flight distance
1,674.34 km
RAP - ONT Cheap Flights
Compare flight options and choose the best deal for your journey
RAP - ONT Flight Airlines
Major airlines flying this route
RAP - ONT Route FAQs
Common questions about flights from RAP to ONT
Based on HopeGoo data, Allegiant Air offers one-way fares as low as US$104 on Cheapest nonstop routes (e.g. RAP to ONT on Sun, Mar 1), while United Airlines offers Cheapest nonstop round-trips from US$340 departing on Tue, Mar 3 and returning on Wed, Mar 11.
By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Rapid City to Ontario is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
To find best deals on flights from Rapid City to Ontario, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Mar 1, with one-way flights priced at just US$104. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Allegiant Air. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Ontario travel is around October. · Get exclusive promo codes for HopeGoo app users.
The cheapest months to fly from Rapid City to Ontario is December, when demand for travel is lower.
After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Rapid City to Ontario on February 28, 2026 with United Airlines, with prices starting at US$370.
The time difference between Ontario and Rapid City is 1h.
Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.