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Cheap flights from Philadelphia to Rapid City from $216

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Rapid City departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Philadelphia to Rapid City

Cheap round-trip flights

American Airlines Logo
3:35 pm - 9:19 pmPHL-RAP
7h 44m1 stop
American Airlines Logo
4:59 pm - 1:09 amRAP-PHL
6h 10m1 stop
$269American Airlines
Find Deal
Sat, Oct 25 - Tue, Oct 28
American Airlines Logo
1:45 pm - 9:19 pmPHL-RAP
9h 34m2 stops
American Airlines Logo
4:59 pm - 1:09 amRAP-PHL
6h 10m1 stop
$274American Airlines
Find Deal
Sat, Oct 25 - Tue, Oct 28
United Airlines Logo
6:30 am - 10:13 amPHL-RAP
5h 43m1 stop
United Airlines Logo
12:56 pm - 12:45 amRAP-PHL
9h 49m2 stops
$293United Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 22
Delta Logo
6:51 pm - 10:30 pmPHL-RAP
5h 39m1 stop
Delta Logo
4:24 pm - 11:55 pmRAP-PHL
5h 31m1 stop
$319Delta
Find Deal
Thu, Oct 2 - Sat, Oct 4
American Airlines Logo
1:45 pm - 8:51 pmPHL-RAP
9h 06m2 stops
American Airlines Logo
5:00 pm - 1:10 amRAP-PHL
6h 10m1 stop
$324American Airlines
Find Deal
Thu, Oct 2 - Sat, Oct 4
United Airlines Logo
6:30 am - 12:37 pmPHL-RAP
8h 07m2 stops
United Airlines Logo
12:56 pm - 12:45 amRAP-PHL
9h 49m2 stops
$329United Airlines
Find Deal
Fri, Oct 3 - Tue, Oct 7
United Airlines Logo
6:30 am - 10:13 amPHL-RAP
5h 43m1 stop
United Airlines Logo
3:20 pm - 11:09 pmRAP-PHL
5h 49m1 stop
$342United Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 22
Delta Logo
6:00 am - 10:12 amPHL-RAP
6h 12m1 stop
Delta Logo
4:24 pm - 11:55 pmRAP-PHL
5h 31m1 stop
$349Delta
Find Deal
Sun, Sep 28 - Sat, Oct 4
Delta Logo
6:00 am - 10:12 amPHL-RAP
6h 12m1 stop
Delta Logo
2:26 pm - 11:50 pmRAP-PHL
7h 24m1 stop
$375Delta
Find Deal
Sat, Oct 4 - Tue, Oct 7
American Airlines Logo
3:35 pm - 9:19 pmPHL-RAP
7h 44m1 stop
American Airlines Logo
4:58 pm - 1:09 amRAP-PHL
6h 11m1 stop
$394American Airlines
Find Deal
Sat, Oct 18 - Wed, Oct 22

American Airlines flights from Philadelphia to Rapid City

Our best American Airlines deals on Philadelphia to Rapid City flight tickets
American Airlines
Oct 25
PHL3:35 pmPhiladelphia
7h 44m
1 stop
RAP9:19 pmRapid City
Oct 28
RAP4:59 pmRapid City
6h 10m
1 stop
PHL1:09 amPhiladelphia
$269
Find similar
American Airlines
Oct 25
PHL1:45 pmPhiladelphia
9h 34m
2 stops
RAP9:19 pmRapid City
Oct 28
RAP4:59 pmRapid City
6h 10m
1 stop
PHL1:09 amPhiladelphia
$274
Find similar
American Airlines
Oct 2
PHL1:45 pmPhiladelphia
9h 06m
2 stops
RAP8:51 pmRapid City
Oct 4
RAP5:00 pmRapid City
6h 10m
1 stop
PHL1:10 amPhiladelphia
$324
Find similar

United Airlines flights from Philadelphia to Rapid City

Our best United Airlines deals on Philadelphia to Rapid City flight tickets
United Airlines
Oct 15
PHL6:30 amPhiladelphia
5h 43m
1 stop
RAP10:13 amRapid City
Oct 22
RAP12:56 pmRapid City
9h 49m
2 stops
PHL12:45 amPhiladelphia
$293
Find similar
United Airlines
Oct 3
PHL6:30 amPhiladelphia
8h 07m
2 stops
RAP12:37 pmRapid City
Oct 7
RAP12:56 pmRapid City
9h 49m
2 stops
PHL12:45 amPhiladelphia
$329
Find similar
United Airlines
Oct 15
PHL6:30 amPhiladelphia
5h 43m
1 stop
RAP10:13 amRapid City
Oct 22
RAP3:20 pmRapid City
5h 49m
1 stop
PHL11:09 pmPhiladelphia
$342
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 September 19, 2025.
Use the filters below to find and compare flights from Philadelphia to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Sat 10/25

3:35 pm-9:19 pm

1 stop7h 44m

Rapid City

Tue 10/28

4:59 pm-1:09 am

1 stop6h 10m

$269

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Sat 10/25

1:45 pm-9:19 pm

2 stops9h 34m

Rapid City

Tue 10/28

4:59 pm-1:09 am

1 stop6h 10m

$274

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Wed 10/15

6:30 am-10:13 am

1 stop5h 43m

Rapid City

Wed 10/22

12:56 pm-12:45 am

2 stops9h 49m

$293

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Thu 10/2

6:51 pm-10:30 pm

1 stop5h 39m

Rapid City

Sat 10/4

4:24 pm-11:55 pm

1 stop5h 31m

$319

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Thu 10/2

1:45 pm-8:51 pm

2 stops9h 06m

Rapid City

Sat 10/4

5:00 pm-1:10 am

1 stop6h 10m

$324

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Fri 10/3

6:30 am-12:37 pm

2 stops8h 07m

Rapid City

Tue 10/7

12:56 pm-12:45 am

2 stops9h 49m

$329

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Wed 10/15

6:30 am-10:13 am

1 stop5h 43m

Rapid City

Wed 10/22

3:20 pm-11:09 pm

1 stop5h 49m

$342

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Sun 9/28

6:00 am-10:12 am

1 stop6h 12m

Rapid City

Sat 10/4

4:24 pm-11:55 pm

1 stop5h 31m

$349

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Sat 10/4

6:00 am-10:12 am

1 stop6h 12m

Rapid City

Tue 10/7

2:26 pm-11:50 pm

1 stop7h 24m

$375

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

Sat 10/18

3:35 pm-9:19 pm

1 stop7h 44m

Rapid City

Wed 10/22

4:58 pm-1:09 am

1 stop6h 11m

$394

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rapid City from

How to get the cheapest flight ticket from Philadelphia 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 month to fly to Rapid City?

The month of October is, on average, the cheapest month to fly to Rapid City from Philadelphia, with most prices found around $492. If you aren’t able to travel to Rapid City during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $500.

What is the cheapest day to depart on your flight to Rapid City?

According to our data, Tuesday is the cheapest day to fly to Rapid City from Philadelphia. The lowest ticket price found for a Tuesday departure recently was $586. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Rapid City is Thursday, with ticket prices averaging around $704.

What is the cheapest time of day to depart on your flight to Rapid City?

Our most recent data shows that the best time of day to fly to Rapid City is at noon. Flights from Philadelphia to Rapid City during this time can be as low as $597. Flights in the morning are often more expensive with an average ticket price of $647.

How far in advance should I book a flight to Rapid City?

You are more likely to see cheaper flights to Rapid City from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Rapid City for around $594 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rapid City from Philadelphia for as low as $455 on momondo.

When to book flights from Philadelphia to Rapid City

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

Cheap Philadelphia to Rapid City (PHL to RAP) flight deals and tips

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

Direct flights

None
There are no direct flights from Philadelphia to Rapid City. There are no popular flight routes from Philadelphia to Rapid City.
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  • How far is Philadelphia to Rapid City by plane?

    There are 1460.7 mi between Philadelphia and Rapid City. Typically, this will take 5h 39m by plane in normal conditions.

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

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

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

  • How old do you have to be to fly from Philadelphia 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 Philadelphia Airport to Rapid City Airport.

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

    The required travel and health documents for your Rapid City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rapid City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Philadelphia to Rapid City?

Best airlines flying from Philadelphia to Rapid City

Compare and see reviews for airlines that fly from Philadelphia to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $297Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $323Free CancellationRating
7.9
7,964 reviews
Search Delta flights
American AirlinesPriceFrom $384Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Rapid City?

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

Why use momondo?

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

It is quick and easy to find Philadelphia to Rapid City flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Rapid City that suits you.

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

Yes. momondo enables you to select and highlight flights to Rapid City from Philadelphia with this policy.

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

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

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

Of course. momondo tracks the price of Philadelphia to Rapid City flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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