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Rapid City

$143+ Cheap flights from Philadelphia to Rapid City (PHL - RAP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — RAP
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Rapid City are usually found in January or September, booked 69 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Philadelphia to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Rapid City (RAP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 3, 2025.

Round-trip from

$269
(Delta)

One-way from

$143
(Sun Country Air)

Popular in

November

Cheapest in

January

Average price

$585
From Philadelphia to Rapid City
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One-way flight from Philadelphia to Rapid City
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Highest demand for flights based on searches. 8% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Philadelphia to Rapid City

Cheapest flights from Philadelphia to Rapid City
Explore the most affordable flight options available from Philadelphia to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2411:29 amPHL - RAP
1 stop6h 14mDelta
mar. 9/306:27 amRAP - PHL
1 stop5h 33mDelta
Deal found 7/1$269
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/36:30 amPHL - RAP
2 stops8h 08mUnited Airlines
mar. 9/97:00 amRAP - PHL
2 stops8h 21mUnited Airlines
Deal found 7/1$335
This American Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/21:20 pmPHL - RAP
1 stop9h 38mAmerican Airlines
mié. 9/1012:33 pmRAP - PHL
1 stop6h 40mAmerican Airlines
Deal found 7/3$351
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/115:00 amPHL - RAP
2 stops13h 49mMultiple Airlines
dom. 9/145:39 pmRAP - PHL
1 stop9h 47mMultiple Airlines
Deal found 7/1$371

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
Use the filters below to find and compare flights from Philadelphia to Rapid City that are best for you.

Fly from

Philadelphia

Fly to

Rapid City

Route

Depart

Return

Price

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

mié. 9/24

11:29 am-3:43 pm

1 stop6h 14m

Rapid City

mar. 9/30

6:27 am-2:00 pm

1 stop5h 33m

$269

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

mié. 9/3

6:30 am-12:38 pm

2 stops8h 08m

Rapid City

mar. 9/9

7:00 am-5:21 pm

2 stops8h 21m

$335

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

mar. 9/2

1:20 pm-8:58 pm

1 stop9h 38m

Rapid City

mié. 9/10

12:33 pm-9:13 pm

1 stop6h 40m

$351

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

jue. 9/11

5:00 am-4:49 pm

2 stops13h 49m

Rapid City

dom. 9/14

5:39 pm-5:26 am

1 stop9h 47m

$371

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

vie. 8/22

12:13 pm-4:16 pm

1 stop6h 03m

$143

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

vie. 8/22

7:00 am-4:16 pm

2 stops11h 16m

$169

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

dom. 9/7

10:45 am-5:42 pm

1 stop8h 57m

$203

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

mar. 9/16

9:39 am-3:43 pm

2 stops8h 04m

$208

PhiladelphiaRapid City

PHL - RAP

PHLRAP

Philadelphia

mié. 7/16

3:39 pm-8:47 pm

1 stop7h 08m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Philadelphia to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Philadelphia 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.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Rapid City

How far ahead should I book a flight from Philadelphia to Rapid City?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Rapid City. Price data was last updated on June 27, 2025.

The best time to book flights from Philadelphia to Rapid City is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Philadelphia to Rapid City?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Rapid City (average of $348). Flying from Philadelphia to Rapid City in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Philadelphia to Rapid City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

A simple way to save on the total cost of your ticket is to fly from Philadelphia to Rapid City at noon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Rapid City

Get insights into the airlines that provide service to Rapid City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rapid City. Reviews last updated julio 3, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Philadelphia to Rapid City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Sun Country Air
6.9
Okay
339 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines flying from Philadelphia to Rapid City round-trip?

    Cheapflights users have booked flights from Philadelphia to Rapid City round-trip from $269. Other airlines that can offer you cheap pricing are United Airlines, from $335, and American Airlines, from $351. Delta is priced at 57% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Philadelphia to Rapid City one-way?

    For one-way options, check prices for Sun Country Air. According to our data, you can fly for as low as $143. Users have also found prices from $203 and $208 on American Airlines and Delta, respectively.

  • Can I find deals for flights from Philadelphia to Rapid City that include hotel bookings?

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

  • How can I find direct flights from Philadelphia to Rapid City?

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

  • Can I find deals for business class flights from Philadelphia to Rapid City?

    Yes. Cheapflights offers flight deals from Philadelphia 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.

  • What is the cheapest month to book a flight from Philadelphia to Rapid City?

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Rapid City (average of $348). Flying from Philadelphia to Rapid City in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

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Sturgis
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Alternative routes for Philadelphia to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Philadelphia to Rapid City

Discover the top 3 airlines that operate flights from Philadelphia to Rapid City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$378Average$612FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$398Average$660FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$480Average$619FlexibilityNo cancel feeOn-time71%

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