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$194+ Cheap flights from Rapid City to Philadelphia (RAP - PHL)

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — PHL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Rapid City to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Philadelphia (PHL). 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 June 12, 2025.

Round-trip from

$274
(Delta)

One-way from

$194
(Mytrip)

Popular in

January

Cheapest in

May

Average price

$530
From Rapid City to Philadelphia
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One-way flight from Rapid City to Philadelphia
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Highest demand for flights based on searches. 13% potential increase in price ($97 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Rapid City to Philadelphia

Cheapest flights from Rapid City to Philadelphia
Explore the most affordable flight options available from Rapid City to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 8/154:25 pmRAP - PHL
1 stop5h 25mDelta
Sun 8/245:05 pmPHL - RAP
2 stops7h 27mDelta
Deal found 6/11$274
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 7/161:43 pmRAP - PHL
2 stops7h 31mUnited Airlines
Sun 7/276:30 amPHL - RAP
1 stop5h 50mUnited Airlines
Deal found 6/11$379
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Thu 7/249:59 pmRAP - PHL
1 stop17h 28mMultiple Airlines
Sun 7/277:00 amPHL - RAP
2 stops15h 59mMultiple Airlines
Deal found 6/11$387
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 7/164:38 pmRAP - PHL
1 stop6h 21mAmerican Airlines
Sun 7/275:00 amPHL - RAP
1 stop9h 17mAmerican Airlines
Deal found 6/11$426

Cheapflights Fare Finder

Customize your flight search to find flights from Rapid City to Philadelphia 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 June 12, 2025.
Use the filters below to find and compare flights from Rapid City to Philadelphia that are best for you.

Fly from

Rapid City

Fly to

Philadelphia

Route

Depart

Return

Price

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Fri 8/15

4:25 pm-11:50 pm

1 stop5h 25m

Philadelphia

Sun 8/24

5:05 pm-10:32 pm

2 stops7h 27m

$274

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Wed 7/16

1:43 pm-11:14 pm

2 stops7h 31m

Philadelphia

Sun 7/27

6:30 am-10:20 am

1 stop5h 50m

$379

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Thu 7/24

9:59 pm-5:27 pm

1 stop17h 28m

Philadelphia

Sun 7/27

7:00 am-8:59 pm

2 stops15h 59m

$387

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Wed 7/16

4:38 pm-12:59 am

1 stop6h 21m

Philadelphia

Sun 7/27

5:00 am-12:17 pm

1 stop9h 17m

$426

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Sun 10/5

5:58 pm-5:32 am

1 stop9h 34m

$194

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Fri 9/26

3:20 pm-11:09 pm

1 stop5h 49m

$206

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Wed 6/18

5:38 am-2:31 pm

1 stop6h 53m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Rapid City to Philadelphia

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

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

Currently, August is the cheapest month in which you can book a flight from Rapid City to Philadelphia (average of $236). Flying from Rapid City to Philadelphia in March is currently the most expensive (average of $295). 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.

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

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
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

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 Rapid City to Philadelphia. 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 Rapid City to Philadelphia round-trip?

    According to our current data, Delta ($274), United Airlines ($379), and American Airlines ($426) offers the cheapest pricing from Rapid City to Philadelphia. Delta is 56% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Rapid City to Philadelphia 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 Rapid City to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Rapid City to Philadelphia (average of $236). Flying from Rapid City to Philadelphia in March is currently the most expensive (average of $295). 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 Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Vineland
Wildwood
Pottstown
King of Prussia
Cherry Hill
Exton
Ocean City
Chester
Essington
Reading
Newark
Middletown
Millville
Ephrata
Camden
Dover
Elkton
Willow Grove
Glen Mills
Springfield

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Rapid City to Philadelphia

Discover the top 3 airlines that operate flights from Rapid City to Philadelphia. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$348Average$610FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$390Average$608FlexibilityNo cancel feeOn-time71%
DeltaCheapest$430Average$652FlexibilityNo cancel feeOn-timeN/A

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