$190+ 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — RAP
Jun 10 — Jun 171
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Rapid City 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 Philadelphia to Rapid City
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Cheapest flights from Philadelphia to Rapid CityExplore 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 May 11, 2026.
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 May 11, 2026.
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/145:40 am
PHL
- RAP
1 stop6h 47m
Delta
Wed 6/242:59 pm
RAP
- PHL
1 stop6h 59m
Delta
Deal found 5/6![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:15 am
PHL
- RAP
1 stop6h 57m
Delta
Sat 10/2411:30 am
RAP
- PHL
2 stops10h 51m
Delta
Deal found 5/6![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 5/10. 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 9/16:00 am
PHL
- RAP
1 stop7h 15m
American Airlines
Tue 9/83:23 pm
RAP
- PHL
1 stop6h 36m
American Airlines
Deal found 5/10![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 5/7. 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.
Tue 5/2611:28 am
PHL
- RAP
1 stop6h 21m
Delta
Tue 6/22:36 pm
RAP
- PHL
1 stop6h 36m
Delta
Deal found 5/7![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am
PHL
- RAP
2 stops7h 12m
Delta
Tue 10/2011:30 am
RAP
- PHL
2 stops10h 51m
Delta
Deal found 5/6![Delta logo]()
$380
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Tue 9/111:03 am
PHL
- RAP
2 stops8h 50m
United Airlines
Tue 9/810:13 am
RAP
- PHL
1 stop6h 57m
United Airlines
Deal found 5/10![United Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 5/7. 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.
Mon 8/35:45 am
PHL
- RAP
1 stop6h 16m
Delta
Sun 8/94:30 pm
RAP
- PHL
1 stop5h 26m
Delta
Deal found 5/7![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:30 am
PHL
- RAP
2 stops10h 22m
Delta
Mon 10/192:25 pm
RAP
- PHL
1 stop7h 15m
Delta
Deal found 5/9![Delta logo]()
$404
Best flights from Philadelphia to Rapid CityDiscover carefully curated flight deals from Philadelphia to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
Discover carefully curated flight deals from Philadelphia to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
This Delta deal was found by Cheapflights users on 5/7. 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.
Tue 5/265:45 am
PHL
- RAP
1 stop6h 48m
Delta
Tue 6/22:36 pm
RAP
- PHL
2 stops8h 21m
Delta
Deal found 5/7![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 5/9. 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 8/2910:05 am
PHL
- RAP
1 stop9h 18m
United Airlines
Wed 9/210:26 am
RAP
- PHL
1 stop6h 59m
United Airlines
Deal found 5/9![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 5/10. 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 8/296:25 am
PHL
- RAP
1 stop6h 01m
United Airlines
Tue 9/110:26 am
RAP
- PHL
2 stops12h 33m
United Airlines
Deal found 5/10![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2511:16 am
PHL
- RAP
2 stops13h 10m
Delta
Sat 8/16:48 am
RAP
- PHL
2 stops11h 03m
Delta
Deal found 5/6![Delta logo]()
$466
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Thu 6/48:00 am
PHL
- RAP
1 stop6h 29m
United Airlines
Thu 6/1111:20 am
RAP
- PHL
2 stops11h 39m
United Airlines
Deal found 5/7![United Airlines logo]()
$490
This Delta deal was found by Cheapflights users on 5/10. 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.
Mon 5/255:45 am
PHL
- RAP
1 stop6h 48m
Delta
Thu 5/2811:13 am
RAP
- PHL
1 stop4h 53m
Delta
Deal found 5/10![Delta logo]()
$491
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sat 7/116:00 am
PHL
- RAP
1 stop6h 24m
United Airlines
Sat 7/1811:20 am
RAP
- PHL
2 stops11h 37m
United Airlines
Deal found 5/6![United Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/145:15 am
PHL
- RAP
2 stops11h 04m
Delta
Wed 6/2411:00 am
RAP
- PHL
2 stops10h 17m
Delta
Deal found 5/6![Delta logo]()
$534
Last-minute flights from Philadelphia to Rapid CityDiscover last-minute flight deals from Philadelphia to Rapid City. Data last updated May 11, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Rapid City. Data last updated May 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:00 am
PHL
- RAP
1 stop7h 09m
United Airlines
Fri 5/221:35 pm
RAP
- PHL
1 stop5h 53m
United Airlines
Deal found 5/8![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 5/7. 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.
Tue 5/2611:28 am
PHL
- RAP
1 stop6h 21m
Delta
Tue 6/22:36 pm
RAP
- PHL
1 stop6h 36m
Delta
Deal found 5/7![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 5/10. 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 6/64:14 pm
PHL
- RAP
1 stop6h 10m
United Airlines
Wed 6/103:21 pm
RAP
- PHL
1 stop6h 09m
United Airlines
Deal found 5/10![United Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/145:40 am
PHL
- RAP
1 stop6h 47m
Delta
Wed 6/242:59 pm
RAP
- PHL
1 stop6h 59m
Delta
Deal found 5/6![Delta logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/239:16 pm
PHL
- RAP
1 stop13h 45m
Multiple Airlines
Tue 6/308:27 pm
RAP
- PHL
2 stops37h 20m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:00 am
PHL
- RAP
1 stop6h 49m
American Airlines
Tue 6/303:19 pm
RAP
- PHL
1 stop7h 20m
American Airlines
Deal found 5/8![American Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/255:40 am
PHL
- RAP
1 stop6h 00m
Delta
Mon 6/2912:30 pm
RAP
- PHL
1 stop6h 49m
Delta
Deal found 5/9![Delta logo]()
$426
One-way flights from Philadelphia to Rapid CitySearch for one-way flight options from Philadelphia to Rapid City. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
Search for one-way flight options from Philadelphia to Rapid City. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Tue 6/29:16 pm
PHL
- RAP
1 stop15h 50m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:40 am
PHL
- RAP
1 stop6h 38m
Delta
Deal found 5/6![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Tue 7/73:10 pm
PHL
- RAP
2 stops10h 06m
United Airlines
Deal found 5/10![United Airlines logo]()
$236
This Delta deal was found by Cheapflights users on 5/10. 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.
Tue 6/27:01 pm
PHL
- RAP
1 stop5h 23m
Delta
Deal found 5/10![Delta logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Wed 6/38:35 pm
PHL
- RAP
2 stops26h 29m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$250
This Delta deal was found by Cheapflights users on 5/8. 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.
Wed 5/275:45 am
PHL
- RAP
1 stop6h 48m
Delta
Deal found 5/8![Delta logo]()
$255
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:15 am
PHL
- RAP
1 stop5h 43m
Delta
Deal found 5/6![Delta logo]()
$257
Find 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 May 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $329 (Delta) |
One-way from | $190 (Kiwi.com) |
Popular in | June |
Cheapest in | April |
Average price | $493 |
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 May 11, 2026.
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
Cheapest round-trip
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Tue 5/26
5:45 am-10:33 am
1 stop6h 48m
Rapid City
Tue 6/2
2:36 pm-12:57 am
2 stops8h 21m
$374
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Sat 8/29
10:05 am-5:23 pm
1 stop9h 18m
Rapid City
Wed 9/2
10:26 am-7:25 pm
1 stop6h 59m
$429
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Sat 8/29
6:25 am-10:26 am
1 stop6h 01m
Rapid City
Tue 9/1
10:26 am-12:59 am
2 stops12h 33m
$434
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Sat 7/25
11:16 am-10:26 pm
2 stops13h 10m
Rapid City
Sat 8/1
6:48 am-7:51 pm
2 stops11h 03m
$466
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Thu 6/4
8:00 am-12:29 pm
1 stop6h 29m
Rapid City
Thu 6/11
11:20 am-12:59 am
2 stops11h 39m
$490
Quickest round-trip
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Mon 5/25
5:45 am-10:33 am
1 stop6h 48m
Rapid City
Thu 5/28
11:13 am-6:06 pm
1 stop4h 53m
$491
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Sat 7/11
6:00 am-10:24 am
1 stop6h 24m
Rapid City
Sat 7/18
11:20 am-12:57 am
2 stops11h 37m
$506
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Sun 6/14
5:15 am-2:19 pm
2 stops11h 04m
Rapid City
Wed 6/24
11:00 am-11:17 pm
2 stops10h 17m
$534
Cheapest one-way
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Wed 7/29
5:40 am-10:18 am
1 stop6h 38m
$227
PhiladelphiaRapid City
PHL - RAP
PHLRAP
Philadelphia
Tue 7/7
3:10 pm-11:16 pm
2 stops10h 06m
$236
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Philadelphia to Rapid City
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 Philadelphia to Rapid City in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Philadelphia-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Rapid City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Rapid City 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 Philadelphia-Rapid City 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 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.
PHL-RAP
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?
The best time to book flights from Philadelphia to Rapid City is 24 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.
How much does it cost to fly round-trip from Philadelphia to Rapid City?
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 May 11, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican 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.
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Rapid City?
Book flights to Rapid City if you plan to visit one of these locationsKeystone
Deadwood
Sturgis
Spearfish
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Philadelphia and Rapid City flights
Browse other Philadelphia and Rapid City flight options. Last updated on May 11, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on May 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Rapid City
Explore flights to Rapid City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 11, 2026.
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 May 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$436 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$493 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$350 | Average$531 | FlexibilityNo cancel fee | On-time71% |