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Cheap flights from Saint George to Rapid City from $338

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Saint George to Rapid City departing on 8/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Saint George to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:30 am - 12:08 pmSGU  Saint George-RAP Rapid City
4h 38m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
11:45 am - 5:01 pmRAP  Rapid City-SGU Saint George
5h 16m1 stop Phoenix Sky Harbor Intl
$338American Airlines
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
5:00 am - 9:27 amSGU  Saint George-RAP Rapid City
4h 27m1 stop Denver Intl
United Airlines Logo
5:48 pm - 10:14 pmRAP  Rapid City-SGU Saint George
4h 26m1 stop Denver Intl
$366United Airlines
Fri, Sep 18 - Sun, Sep 20
American Airlines Logo
7:30 am - 12:08 pmSGU  Saint George-RAP Rapid City
4h 38m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:28 am - 5:01 pmRAP  Rapid City-SGU Saint George
10h 33m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
$389American Airlines
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
1:50 pm - 8:43 pmSGU  Saint George-RAP Rapid City
6h 53m1 stop Denver Intl
United Airlines Logo
10:30 am - 1:12 pmRAP  Rapid City-SGU Saint George
26h 42m1 stop Denver Intl
$487United Airlines
Wed, Oct 28 - Sun, Nov 1
United Airlines Logo
1:50 pm - 8:43 pmSGU  Saint George-RAP Rapid City
6h 53m1 stop Denver Intl
United Airlines Logo
5:00 am - 7:33 pmRAP  Rapid City-SGU Saint George
14h 33m2 stops Denver Intl Los Angeles
$538United Airlines
Wed, Oct 28 - Sun, Nov 1
United Airlines Logo
10:11 am - 10:30 pmSGU  Saint George-RAP Rapid City
12h 19m2 stops Los Angeles Denver Intl
United Airlines Logo
11:12 am - 6:17 pmRAP  Rapid City-SGU Saint George
7h 05m1 stop Denver Intl
$578United Airlines
Wed, Oct 28 - Sun, Nov 1
United Airlines Logo
5:24 pm - 10:28 pmSGU  Saint George-RAP Rapid City
5h 04m1 stop Denver Intl
United Airlines Logo
11:22 am - 1:10 pmRAP  Rapid City-SGU Saint George
25h 48m1 stop Denver Intl
$580United Airlines
Mon, Aug 24 - Fri, Aug 28
United Airlines Logo
10:16 am - 12:24 pmSGU  Saint George-RAP Rapid City
26h 08m2 stops Los Angeles Denver Intl
United Airlines Logo
7:00 am - 1:15 pmRAP  Rapid City-SGU Saint George
6h 15m1 stop Denver Intl
$590United Airlines
Fri, Sep 18 - Sun, Sep 20
American Airlines Logo
11:41 am - 9:35 pmSGU  Saint George-RAP Rapid City
9h 54m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
American Airlines Logo
6:28 am - 5:01 pmRAP  Rapid City-SGU Saint George
10h 33m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
$626American Airlines
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
5:00 am - 9:28 amSGU  Saint George-RAP Rapid City
4h 28m1 stop Denver Intl
United Airlines Logo
1:31 pm - 1:10 pmRAP  Rapid City-SGU Saint George
23h 39m2 stops Chicago O'Hare Intl Denver Intl
$643United Airlines
Mon, Aug 24 - Fri, Aug 28

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United Airlines flights from Saint George to Rapid City

Our best United Airlines deals on Saint George to Rapid City flight tickets
United Airlines
Sep 18
SGU5:00 amSaint George
4h 27m
1 stop
RAP9:27 amRapid City
Sep 20
RAP5:48 pmRapid City
4h 26m
1 stop
SGU10:14 pmSaint George
$366
United Airlines
Oct 28
SGU1:50 pmSaint George
6h 53m
1 stop
RAP8:43 pmRapid City
Nov 1
RAP10:30 amRapid City
26h 42m
1 stop
SGU1:12 pmSaint George
$487
United Airlines
Oct 28
SGU1:50 pmSaint George
6h 53m
1 stop
RAP8:43 pmRapid City
Nov 1
RAP5:00 amRapid City
14h 33m
2 stops
SGU7:33 pmSaint George
$538

American Airlines flights from Saint George to Rapid City

Our best American Airlines deals on Saint George to Rapid City flight tickets
American Airlines
Aug 22
SGU7:30 amSaint George
4h 38m
1 stop
RAP12:08 pmRapid City
Aug 26
RAP11:45 amRapid City
5h 16m
1 stop
SGU5:01 pmSaint George
$338
American Airlines
Aug 22
SGU7:30 amSaint George
4h 38m
1 stop
RAP12:08 pmRapid City
Aug 26
RAP6:28 amRapid City
10h 33m
2 stops
SGU5:01 pmSaint George
$389
American Airlines
Aug 22
SGU11:41 amSaint George
9h 54m
2 stops
RAP9:35 pmRapid City
Aug 26
RAP6:28 amRapid City
10h 33m
2 stops
SGU5:01 pmSaint George
$626

momondo Fare Finder

 
Customize your flight search to find flights from Saint George to Rapid City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 11, 2026.
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

Cheapest round-trip

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Sat 8/22

7:30 am-12:08 pm

1 stop4h 38m

Rapid City

Wed 8/26

11:45 am-5:01 pm

1 stop5h 16m

$338
Quickest round-trip

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Fri 9/18

5:00 am-9:27 am

1 stop4h 27m

Rapid City

Sun 9/20

5:48 pm-10:14 pm

1 stop4h 26m

$366

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Sat 8/22

7:30 am-12:08 pm

1 stop4h 38m

Rapid City

Wed 8/26

6:28 am-5:01 pm

2 stops10h 33m

$389

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Wed 10/28

1:50 pm-8:43 pm

1 stop6h 53m

Rapid City

Sun 11/1

10:30 am-1:12 pm

1 stop26h 42m

$487

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Wed 10/28

1:50 pm-8:43 pm

1 stop6h 53m

Rapid City

Sun 11/1

5:00 am-7:33 pm

2 stops14h 33m

$538

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Wed 10/28

10:11 am-10:30 pm

2 stops12h 19m

Rapid City

Sun 11/1

11:12 am-6:17 pm

1 stop7h 05m

$578

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Mon 8/24

5:24 pm-10:28 pm

1 stop5h 04m

Rapid City

Fri 8/28

11:22 am-1:10 pm

1 stop25h 48m

$580

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Fri 9/18

10:16 am-12:24 pm

2 stops26h 08m

Rapid City

Sun 9/20

7:00 am-1:15 pm

1 stop6h 15m

$590

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Sat 8/22

11:41 am-9:35 pm

2 stops9h 54m

Rapid City

Wed 8/26

6:28 am-5:01 pm

2 stops10h 33m

$626

Saint GeorgeRapid City

SGU Saint George - RAP Rapid City

SGURAP

Saint George

Mon 8/24

5:00 am-9:28 am

1 stop4h 28m

Rapid City

Fri 8/28

1:31 pm-1:10 pm

2 stops23h 39m

$643

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Saint George to Rapid City

Are you open to changing your travel dates? Check out the ideal times to fly from Saint George to Rapid City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Saint George to Rapid City (SGU to RAP) flight deals and tips

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

Fastest flight time

5h 04m

Direct flights

None
The fastest flight from Saint George to Rapid City takes 5h 04m
There are no direct flights from Saint George to Rapid City. There are no popular flight routes from Saint George to Rapid City.
Search flight deals

Frequently asked questions about flying from Saint George to Rapid City

  • How far is Saint George to Rapid City by plane?

    The straight-line distance from Saint George to Rapid City is 724.3 mi. By plane, this route typically takes 5h 04m.

  • When did momondo last update prices for flights from Saint George Airport to Rapid City Airport?

    Prices for flights from Saint George Airport to Rapid City Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Saint George Airport to Rapid City Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Saint George Airport to Rapid City Airport.

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

    The travel and health documents required for your trip to Rapid City Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rapid City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Saint George to Rapid City

  • How do I get Price Alerts for flights from Saint George to Rapid City?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Saint George from Rapid City. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Saint George to Rapid City with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Sturgis
Keystone
Custer
Hot Springs
Spearfish
Hill City
Wall

Why use momondo?

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

Finding the right flight to Rapid City from Saint George is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rapid City quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to Rapid City from Saint George. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Rapid City from Saint George. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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