How long is the flight from Saint George to Rapid City?

Departing from Saint George to Rapid City will take you 4h 39m. Saint George and Rapid City are separated by a distance of 730 mi.

What is the cheapest airline to fly from Saint George to Rapid City round-trip?

United Airlines, at $288, was found to be the cheapest airline from Saint George to Rapid City..

In terms of precipitation, rainfall in Rapid City ranges from 0.3 - 3.2 inches per month. May is typically the wettest month, when rainfall can reach 3.2 in. January is typically the driest time to visit Rapid City when rainfall is around 0.3 in.

If weather is an important factor for your trip to Rapid City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

What is the cheapest time of day to fly from SGU to RAP?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Saint George to Rapid City as you normally would.

Most accurate provider : When it comes to deals on Saint George-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint George-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Saint George-Rapid City flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Saint George-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Saint George-Rapid City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Saint George to Rapid City that include hotel bookings?

Yes. In addition to deals on Saint George to Rapid City flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Saint George to Rapid City?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint George to Rapid City.

Can I find deals for business class flights from Saint George to Rapid City?

Yes. Cheapflights offers flight deals from Saint George to Rapid City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$333+ Flights from Saint George to Rapid City

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Cheap flight deals from Saint George to Rapid City

Cheapest flights from Saint George to Rapid City
Explore the most affordable flight options available from Saint George to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Sat 2/145:37 pm

SGU

RAP

1 stop4h 39m

United Airlines

Wed 2/185:20 am

RAP

SGU

1 stop4h 52m

United Airlines

Deal found 1/26

$333

Best flights from Saint George to Rapid City
Discover carefully curated flight deals from Saint George to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 29, 2026.

Sat 2/145:37 pm

SGU

RAP

1 stop4h 39m

United Airlines

Wed 2/185:20 am

RAP

SGU

1 stop4h 52m

United Airlines

Deal found 1/26

$333

Last-minute flights from Saint George to Rapid City
Discover last-minute flight deals from Saint George to Rapid City. Data last updated January 29, 2026 and is based on user searches.

Sat 2/145:37 pm

SGU

RAP

1 stop4h 39m

United Airlines

Wed 2/185:20 am

RAP

SGU

1 stop4h 52m

United Airlines

Deal found 1/26

$333

Find flight deals from Saint George to Rapid City

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$333 (United Airlines)

Provider with most accurate pricing for Saint George-Rapid City flight deals.

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Provider most trusted by Cheapflights users for Saint George-Rapid City flights.

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From Saint George to Rapid City

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Use the filters below to find and compare flights from Saint George to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint GeorgeRapid City

SGU - RAP

SGURAP

Saint George

Sat 2/14

5:37 pm-10:16 pm

1 stop4h 39m

Rapid City

Wed 2/18

5:20 am-10:12 am

1 stop4h 52m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Compare providers for flights from Saint George to Rapid City

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Saint George to Rapid City in January.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Saint George-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint George-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Saint George-Rapid City flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Saint George-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Saint George-Rapid City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Saint George to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Saint George with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Rapid City

Read through reviews of airlines operating flights from Saint George to Rapid City, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,215 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

United Airlines

7.4

Good

9,215 reviews

United Airlines

7.4

Good

9,215 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

How long is the flight from Saint George to Rapid City?
Departing from Saint George to Rapid City will take you 4h 39m. Saint George and Rapid City are separated by a distance of 730 mi.
What is the cheapest airline to fly from Saint George to Rapid City round-trip?
United Airlines, at $288, was found to be the cheapest airline from Saint George to Rapid City..
Can I find deals for flights from Saint George to Rapid City that include hotel bookings?
Yes. In addition to deals on Saint George to Rapid City flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Saint George to Rapid City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint George to Rapid City.
Can I find deals for business class flights from Saint George to Rapid City?
Yes. Cheapflights offers flight deals from Saint George to Rapid City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Saint George to Rapid City

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$288	Average$433	FlexibilityNo cancel fee	On-time69%

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$333+ Cheap flights from Saint George to Rapid City (SGU - RAP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Saint George to Rapid City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Saint George to Rapid City

Cheapest flights from Saint George to Rapid CityExplore the most affordable flight options available from Saint George to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Explore the most affordable flight options available from Saint George to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Find flight deals from Saint George to Rapid City

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Saint George to Rapid City that are best for you.

Compare providers for flights from Saint George to Rapid City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Saint George to Rapid City in January.

Best time to book a flight from Saint George to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Saint George with our price prediction graph.

Reviews of airlines servicing Rapid City

Read through reviews of airlines operating flights from Saint George to Rapid City, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Saint George to Rapid City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Saint George to Rapid City?

What is the cheapest airline to fly from Saint George to Rapid City round-trip?

Can I find deals for flights from Saint George to Rapid City that include hotel bookings?

How can I find direct flights from Saint George to Rapid City?

Can I find deals for business class flights from Saint George to Rapid City?

Traveling to a place near Rapid City?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Saint George to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Saint George to Rapid City

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Saint George to Rapid City
Explore the most affordable flight options available from Saint George to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.