When did momondo last update prices for flights from Ontario Airport to Rapid City Airport?

Prices for flights from Ontario Airport to Rapid City Airport were last updated today.

How many operators does momondo search for flights from Ontario Airport to Rapid City Airport?

As of January 2026, there are 2 operators available to choose from for flights from Ontario Airport to Rapid City Airport.

How old do you have to be to fly from Ontario Airport to Rapid City Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Rapid City Airport.

What documentation or ID do you need to fly to Rapid City Airport?

The necessary travel and health documents for your Rapid City Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$261 Cheap Flights from Ontario to Rapid City in 2026

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Find the cheapest flights from Ontario to Rapid City

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 1:13 pm

ONT

RAP

7h 13m

1 stop

8:30 am - 12:43 pm

RAP

ONT

5h 13m

1 stop

$359United Airlines

Tue, Feb 24 - Sat, Feb 28

1:00 pm - 8:33 pm

ONT

RAP

6h 33m

1 stop

10:45 am - 5:18 pm

RAP

ONT

7h 33m

1 stop

$363United Airlines

Mon, Jul 13 - Thu, Jul 23

1:50 pm - 10:16 pm

ONT

RAP

7h 26m

2 stops

7:00 am - 12:43 pm

RAP

ONT

6h 43m

1 stop

$379United Airlines

Tue, Feb 24 - Sat, Feb 28

1:34 pm - 8:44 pm

ONT

RAP

6h 10m

1 stop

2:42 pm - 9:01 pm

RAP

ONT

7h 19m

1 stop

$398United Airlines

Wed, Apr 29 - Sun, May 3

1:00 pm - 8:33 pm

ONT

RAP

6h 33m

1 stop

5:30 am - 12:20 pm

RAP

ONT

7h 50m

2 stops

$410United Airlines

Mon, Jul 13 - Thu, Jul 23

5:05 am - 1:08 pm

ONT

RAP

7h 03m

1 stop

4:15 pm - 9:01 pm

RAP

ONT

5h 46m

1 stop

$419United Airlines

Tue, May 12 - Sat, May 16

1:24 pm - 7:14 pm

ONT

RAP

4h 50m

1 stop

2:40 pm - 8:58 pm

RAP

ONT

7h 18m

1 stop

$421United Airlines

Wed, Feb 4 - Fri, Feb 6

11:05 am - 8:44 pm

ONT

RAP

8h 39m

2 stops

2:42 pm - 8:36 pm

RAP

ONT

6h 54m

1 stop

$424United Airlines

Wed, Apr 1 - Sun, Apr 5

1:53 pm - 10:29 pm

ONT

RAP

7h 36m

2 stops

2:40 pm - 8:58 pm

RAP

ONT

7h 18m

1 stop

$426United Airlines

Wed, Feb 4 - Fri, Feb 6

1:50 pm - 10:16 pm

ONT

RAP

7h 26m

2 stops

7:00 am - 5:41 pm

RAP

ONT

11h 41m

2 stops

$445United Airlines

Tue, Feb 24 - Sat, Feb 28

United Airlines flights from Ontario to Rapid City

Our best United Airlines deals on Ontario to Rapid City flight tickets

United Airlines

Feb 24

ONT5:00 amOntario

7h 13m

1 stop

RAP1:13 pmRapid City

Feb 28

RAP7:00 amRapid City

6h 43m

1 stop

ONT12:43 pmOntario

$359

United Airlines

Jul 13

ONT1:00 pmOntario

6h 33m

1 stop

RAP8:33 pmRapid City

Jul 23

RAP10:45 amRapid City

7h 33m

1 stop

ONT5:18 pmOntario

$363

United Airlines

Feb 24

ONT1:50 pmOntario

7h 26m

2 stops

RAP10:16 pmRapid City

Feb 28

RAP7:00 amRapid City

6h 43m

1 stop

ONT12:43 pmOntario

$379

Fly from

Fly to

Route

Depart

Return

Price

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Tue 2/24

5:00 am-1:13 pm

1 stop7h 13m

Rapid City

Sat 2/28

8:30 am-12:43 pm

1 stop5h 13m

$359

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Mon 7/13

1:00 pm-8:33 pm

1 stop6h 33m

Rapid City

Thu 7/23

10:45 am-5:18 pm

1 stop7h 33m

$363

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Tue 2/24

1:50 pm-10:16 pm

2 stops7h 26m

Rapid City

Sat 2/28

7:00 am-12:43 pm

1 stop6h 43m

$379

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Wed 4/29

1:34 pm-8:44 pm

1 stop6h 10m

Rapid City

Sun 5/3

2:42 pm-9:01 pm

1 stop7h 19m

$398

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Mon 7/13

1:00 pm-8:33 pm

1 stop6h 33m

Rapid City

Thu 7/23

5:30 am-12:20 pm

2 stops7h 50m

$410

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Tue 5/12

5:05 am-1:08 pm

1 stop7h 03m

Rapid City

Sat 5/16

4:15 pm-9:01 pm

1 stop5h 46m

$419

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Wed 2/4

1:24 pm-7:14 pm

1 stop4h 50m

Rapid City

Fri 2/6

2:40 pm-8:58 pm

1 stop7h 18m

$421

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Wed 4/1

11:05 am-8:44 pm

2 stops8h 39m

Rapid City

Sun 4/5

2:42 pm-8:36 pm

1 stop6h 54m

$424

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Wed 2/4

1:53 pm-10:29 pm

2 stops7h 36m

Rapid City

Fri 2/6

2:40 pm-8:58 pm

1 stop7h 18m

$426

OntarioRapid City

ONT - RAP

ONTRAP

Ontario

Tue 2/24

1:50 pm-10:16 pm

2 stops7h 26m

Rapid City

Sat 2/28

7:00 am-5:41 pm

2 stops11h 41m

$445

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Rapid City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Rapid City?

United Airlines is the most popular carrier operating from Ontario to Rapid City

What airlines fly to Rapid City?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Rapid City from Ontario according to our data. United Airlines is the first choice among our users, with 91% of people opting to fly with this airline when traveling to Rapid City. Keep in mind that there are 3 different airlines that fly to Rapid City on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Rapid City

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Rapid City according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Rapid City (ONT to RAP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Rapid City

Fastest flight time	4h 50m
Direct flights	None

The fastest flight from Ontario to Rapid City takes 4h 50m

There are no direct flights from Ontario to Rapid City. There are no popular flight routes from Ontario to Rapid City.

Search flight deals

How far is Ontario to Rapid City by plane?
Ontario and Rapid City are 1034.4 mi apart from one another. Flights usually cover this in 4h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Ontario Airport to Rapid City Airport?
Prices for flights from Ontario Airport to Rapid City Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Rapid City Airport?
As of January 2026, there are 2 operators available to choose from for flights from Ontario Airport to Rapid City Airport.
How old do you have to be to fly from Ontario Airport to Rapid City Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Rapid City Airport.
What documentation or ID do you need to fly to Rapid City Airport?
The necessary travel and health documents for your Rapid City Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to Rapid City?
momondo data reveals that the most frequently booked airline on the route from Ontario to Rapid City is United Airlines, representing 84% of all bookings. The subsequent popular airline is American Airlines at 16%.

Best airlines flying from Ontario to Rapid City

Compare and see reviews for airlines that fly from Ontario to Rapid City with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.2 11,136 reviews		Search American Airlines flights
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.4 9,163 reviews		Search United Airlines flights

Deadwood

Keystone

Sturgis

Custer

Spearfish

Hill City

Wall

Hot Springs

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Rapid City?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Rapid City. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Rapid City with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Rapid City flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Rapid City?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Rapid City.

I’m not ready to book a flight from Ontario to Rapid City right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Rapid City now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Rapid City and let you know when they change.