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$170+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — PHL
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap 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 April 29, 2026.

This Delta deal was found by Cheapflights users on 4/28. 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.
Sun 11/222:25 pm
RAP
-
PHL
1 stop7h 15m
Delta
Mon 12/76:15 am
PHL
-
RAP
1 stop6h 57m
Delta
Deal found 4/28$429
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Sat 5/231:35 pm
RAP
-
PHL
1 stop5h 53m
United Airlines
Wed 5/276:00 am
PHL
-
RAP
1 stop6h 24m
United Airlines
Deal found 4/27$430
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Tue 4/2811:53 am
RAP
-
PHL
1 stop8h 31m
American Airlines
Fri 5/87:15 am
PHL
-
RAP
1 stop6h 08m
American Airlines
Deal found 4/24$463
This Delta deal was found by Cheapflights users on 4/24. 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 5/13:55 pm
RAP
-
PHL
1 stop6h 03m
Delta
Mon 5/117:01 pm
PHL
-
RAP
1 stop5h 22m
Delta
Deal found 4/24$464
This Delta deal was found by Cheapflights users on 4/24. 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 5/16:00 am
RAP
-
PHL
2 stops8h 11m
Delta
Sat 5/95:45 am
PHL
-
RAP
1 stop6h 47m
Delta
Deal found 4/24$469

Find 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 April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$430
(United Airlines)

One-way from

$170
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$328
Provider with most accurate pricing for Rapid City-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Philadelphia flights.
Search Deals
From Rapid City to Philadelphia
Search Deals
One-way flight from Rapid City to Philadelphia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 29, 2026.
Use the filters below to find and compare flights from Rapid City to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Sat 5/23

1:35 pm-9:28 pm

1 stop5h 53m

Philadelphia

Wed 5/27

6:00 am-10:24 am

1 stop6h 24m

$430
Cheapest one-way

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Thu 5/14

5:57 pm-7:14 pm

2 stops23h 17m

$170

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Fri 7/17

9:58 pm-12:22 pm

2 stops36h 24m

$203

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Tue 9/15

8:55 am-7:10 pm

1 stop8h 15m

$227
Quickest one-way

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Sat 6/13

4:30 pm-11:23 pm

1 stop4h 53m

$247

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Sat 6/13

3:48 pm-9:25 am

3 stops39h 37m

$264

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Thu 5/14

2:35 pm-11:43 pm

1 stop7h 08m

$276

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Fri 7/10

5:09 pm-11:03 am

1 stop15h 54m

$294

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Fri 7/10

11:20 am-11:44 pm

2 stops10h 24m

$339

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Fri 7/17

11:20 am-12:57 am

2 stops11h 37m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Sorted by cheapest first

Compare providers for flights from Rapid City to Philadelphia

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 Rapid City to Philadelphia in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Rapid City-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Philadelphia 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 Rapid City-Philadelphia 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 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

How much does it cost to fly round-trip from Rapid City to Philadelphia?

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 April 29, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Rapid City to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,466 reviews
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,680 reviews
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,678 reviews
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Rapid City to Philadelphia?

    United Airlines can get you from Rapid City to Philadelphia in just under 5h 53m. Your travel time can differ by up to . The distance between Rapid City and Philadelphia is about 1450 mi.

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

    According to our current data, Delta ($268), United Airlines ($328), and American Airlines ($408) offers the cheapest pricing from Rapid City to Philadelphia. Delta is 45% 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.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
King of Prussia
Reading
Camden
Ocean City
Lewes
Dewey Beach
Pottstown
Vineland
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester
Newark

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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 April 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$349FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$328Average$493FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$408Average$590FlexibilityNo cancel feeOn-time71%

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