$232+ Cheap flights from Rapid City to Philadelphia (RAP - PHL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — PHL
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Rapid City to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Rapid City to Philadelphia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Rapid City to PhiladelphiaExplore 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 September 10, 2026.
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 September 10, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/154:38 pm -
1 stop5h 12m
Sun 10/185:45 am -
1 stop7h 00m
Deal found 9/8![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/178:45 am -
1 stop8h 48m
Mon 10/196:10 am -
1 stop6h 05m
Deal found 9/9![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/248:45 am -
1 stop8h 48m
Wed 10/2810:00 am -
1 stop7h 19m
Deal found 9/9![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 9/61:31 pm -
1 stop6h 12m
Tue 10/61:24 pm -
2 stops9h 28m
Deal found 9/6![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/2311:22 am -
2 stops10h 05m
Sun 9/276:10 am -
1 stop6h 05m
Deal found 9/9![United Airlines logo]()
$471
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/2312:47 pm -
1 stop9h 35m
Sun 9/275:00 am -
1 stop6h 47m
Deal found 9/9![American Airlines logo]()
$493
Best flights from Rapid City to PhiladelphiaDiscover carefully curated flight deals from Rapid City to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Rapid City to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/178:45 am -
1 stop8h 48m
Mon 10/196:10 am -
1 stop6h 05m
Deal found 9/9![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/248:45 am -
1 stop8h 48m
Wed 10/2810:00 am -
1 stop7h 19m
Deal found 9/7![United Airlines logo]()
$449
Last-minute flights from Rapid City to PhiladelphiaDiscover last-minute flight deals from Rapid City to Philadelphia. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Rapid City to Philadelphia. Data last updated September 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 9/232:30 pm -
1 stop7h 26m
Sun 9/275:45 am -
1 stop6h 16m
Deal found 9/7![Delta logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/2311:22 am -
2 stops10h 05m
Sun 9/276:10 am -
1 stop6h 05m
Deal found 9/9![United Airlines logo]()
$471
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/2312:47 pm -
1 stop9h 35m
Sun 9/275:00 am -
1 stop6h 47m
Deal found 9/9![American Airlines logo]()
$493
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/154:38 pm -
1 stop5h 12m
Sun 10/185:45 am -
1 stop7h 00m
Deal found 9/8![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/178:45 am -
1 stop8h 48m
Mon 10/196:10 am -
1 stop6h 05m
Deal found 9/9![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/248:45 am -
1 stop8h 48m
Wed 10/2810:00 am -
1 stop7h 19m
Deal found 9/9![United Airlines logo]()
$429
One-way flights from Rapid City to PhiladelphiaSearch for one-way flight options from Rapid City to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Rapid City to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:06 pm -
2 stops33h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Allegiant Air logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:06 pm -
3 stops23h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:43 pm -
3 stops56h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:35 pm -
2 stops18h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$318
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Thu 10/112:36 pm -
1 stop6h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 9/5. 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.
Wed 1/64:00 pm -
1 stop5h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/35:00 am -
2 stops11h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 9/7. 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 12/11:19 pm -
2 stops8h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/2210:19 am -
1 stop8h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![American Airlines logo]()
$396
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $389 (Delta) |
One-way from | $232 (Kiwi.com) |
Popular in | November |
Cheapest in | April |
Average price | $353 |
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 7,457,451 searches. Data last updated September 10, 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
Cheapest round-trip
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Sat 10/3
6:30 am-5:57 pm
1 stop9h 27m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$329
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Fri 10/2
10:19 am-8:40 pm
1 stop8h 21m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$329
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Thu 10/1
12:36 pm-8:16 pm
1 stop5h 40m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$329
Quickest round-trip
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Wed 1/6
4:00 pm-11:40 pm
1 stop5h 40m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$339
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Sat 10/3
5:00 am-6:14 pm
2 stops11h 14m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$344
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Wed 1/6
6:00 am-6:40 pm
2 stops10h 40m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$344
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Thu 10/1
2:35 pm-7:25 pm
3 stops26h 50m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$349
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Tue 9/22
10:19 am-8:40 pm
1 stop8h 21m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$396
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Tue 9/22
7:00 am-7:31 pm
2 stops10h 31m
Philadelphia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$401
Rapid CityPhiladelphia
RAP Rapid City - PHL Philadelphia
RAPPHL
Rapid City
Sat 10/17
8:45 am-7:33 pm
1 stop8h 48m
Philadelphia
Mon 10/19
6:10 am-10:15 am
1 stop6h 05m
$403
Showing 1-10 of 12 resultsSorted 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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
RAP-PHL
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.
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 September 10, 2026.
Get a feel of what it's like to fly with Delta and United 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.
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
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.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Wildwood Crest
Cherry Hill
Ocean City
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Vineland
Millville
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Rapid City and Philadelphia flights
Browse other Rapid City and Philadelphia flight options. Last updated on September 10, 2026.
Other flights from Rapid City
Browse through other flights departing from Rapid City. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Other flights to Philadelphia
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Rapid City to Philadelphia
Discover the top 2 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$424 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$328 | Average$505 | FlexibilityNo cancel fee | On-time69% |