PHL - RAP

$210 Find Cheap Flights from Philadelphia to Rapid City - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$339
Typical prices: $389-$629
United Airlines
Wed 10/10Sat 10/20
PHL - RAP • 1 stop
Cheapest one-way
$210
Typical prices: $272-$390
Multiple Airlines
Sun 9/30
PHL - RAP • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Philadelphia and Rapid City. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
17 weeks
in advance
Our data shows that travelers who book at least 17 weeks in advance save around 49% compared to booking last minute.
Insights
Insights
When to travel
April
Cheapest • 24% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Minneapolis St Paul (MSP)
Cheapest • Avg $443 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 6h 25m (one-way)
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Insights
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Flight Deals

Cheap Flights from Philadelphia to Rapid City (PHL-RAP)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Philadelphia to Rapid City

Sat, Oct 10 - Tue, Oct 20
United Airlines Logo
6:10 am - 10:15 amPHL  Philadelphia-RAP Rapid City
6h 05m1 stop Chicago O'Hare Intl
United Airlines Logo
1:37 pm - 9:29 pmRAP  Rapid City-PHL Philadelphia
5h 52m1 stop Chicago O'Hare Intl
$339United Airlines
Wed, Nov 18 - Mon, Nov 23
Delta Logo
7:11 pm - 10:37 pmPHL  Philadelphia-RAP Rapid City
5h 26m1 stop Minneapolis St Paul
Delta Logo
4:36 pm - 11:50 pmRAP  Rapid City-PHL Philadelphia
5h 14m1 stop Minneapolis St Paul
$339Delta
Wed, Nov 11 - Mon, Nov 16
American Airlines Logo
7:00 am - 12:39 pmPHL  Philadelphia-RAP Rapid City
7h 39m1 stop Dallas/Fort Worth
American Airlines Logo
1:09 pm - 10:55 pmRAP  Rapid City-PHL Philadelphia
7h 46m1 stop Dallas/Fort Worth
$339American Airlines
Wed, Nov 11 - Mon, Nov 16
American Airlines Logo
7:00 am - 12:39 pmPHL  Philadelphia-RAP Rapid City
7h 39m1 stop Dallas/Fort Worth
American Airlines Logo
6:11 am - 4:27 pmRAP  Rapid City-PHL Philadelphia
8h 16m1 stop Dallas/Fort Worth
$339American Airlines
Wed, Nov 11 - Mon, Nov 16
Delta Logo
11:45 am - 3:54 pmPHL  Philadelphia-RAP Rapid City
6h 09m1 stop Minneapolis St Paul
Delta Logo
4:36 pm - 11:40 pmRAP  Rapid City-PHL Philadelphia
5h 04m1 stop Minneapolis St Paul
$339Delta
Fri, Oct 2 - Mon, Oct 5
Delta Logo
6:59 pm - 10:18 pmPHL  Philadelphia-RAP Rapid City
5h 19m1 stop Minneapolis St Paul
Delta Logo
2:30 pm - 11:56 pmRAP  Rapid City-PHL Philadelphia
7h 26m1 stop Minneapolis St Paul
$339Delta
Sat, Oct 10 - Tue, Oct 20
United Airlines Logo
1:24 pm - 8:52 pmPHL  Philadelphia-RAP Rapid City
9h 28m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
1:37 pm - 9:29 pmRAP  Rapid City-PHL Philadelphia
5h 52m1 stop Chicago O'Hare Intl
$359United Airlines
Tue, Oct 6 - Wed, Oct 14
United Airlines Logo
11:05 am - 7:08 pmPHL  Philadelphia-RAP Rapid City
10h 03m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
1:37 pm - 9:29 pmRAP  Rapid City-PHL Philadelphia
5h 52m1 stop Chicago O'Hare Intl
$406United Airlines
Wed, Sep 30 - Sun, Oct 11
Multiple Airlines Logo
5:32 pm - 1:45 pmPHL  Philadelphia-RAP Rapid City
22h 13m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
Multiple Airlines Logo
5:35 pm - 7:18 amRAP  Rapid City-PHL Philadelphia
11h 43m1 stop Las Vegas Harry Reid Intl
$559Multiple Airlines
Sat, Oct 3 - Sun, Oct 11
Multiple Airlines Logo
5:32 pm - 3:00 pmPHL  Philadelphia-RAP Rapid City
23h 28m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
Multiple Airlines Logo
5:35 pm - 7:18 amRAP  Rapid City-PHL Philadelphia
11h 43m1 stop Las Vegas Harry Reid Intl
$583Multiple Airlines
Booking Insights

Price, demand and travel trends for Philadelphia to Rapid City flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Philadelphia to Rapid City with more confidence.

How much is a round-trip flight from Philadelphia to Rapid City?

Round-trip flights from Philadelphia to Rapid City start at $339. Prices are below average for this route right now, with typical round-trip fares ranging from $389 to $629. The lowest price found in the past 5 days was $339 on United Airlines.

What's the cheapest day of the week to fly from Philadelphia to Rapid City?

Wednesday is the cheapest day of the week to fly from Philadelphia to Rapid City, it is 4% cheaper than the average day. Friday is the most expensive day with flight prices 35% higher than average. Based on deals found by KAYAK users in the last 12 months.

When are prices from Philadelphia to Rapid City the cheapest?

Flights from Philadelphia to Rapid City are cheapest 17 weeks before departure. Booking in this window typically costs about 49% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Philadelphia to Rapid City flights

Low season

January

Cheapest flight

$210
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly with an average 2% increase in price.
Flight from Philadelphia to Rapid City

When to book flights from Philadelphia to Rapid City

Are your dates flexible? Find out the best times to travel from Philadelphia to Rapid City based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Philadelphia to Rapid City flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Philadelphia to Rapid City?

    Flights from Philadelphia to Rapid City usually depart from Philadelphia (PHL) and arrive at Rapid City (RAP).

  • What cabin classes can I book on flights from Philadelphia to Rapid City?

    Two cabin classes are available on flights from Philadelphia to Rapid City:

    • Economy Class
    • First Class

  • Which airports do connecting flights from Philadelphia to Rapid City pass through?

    One-stop flights from Philadelphia to Rapid City most commonly connect through:

    • Minneapolis St Paul (MSP) - 52% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 27% of one-stop connections
    • Denver Intl (DEN) - 10% of one-stop connections
    • Dallas/Fort Worth (DFW) - 10% of one-stop connections

    Minneapolis St Paul (MSP) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Philadelphia to Rapid City?

    Yes. Being flexible with your travel dates can save you up to 29% on the Philadelphia to Rapid City route. Wednesday is the cheapest departure day at $482 round-trip on average, while Friday is the most expensive at $673, a difference of $191. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How expensive are last-minute Philadelphia to Rapid City flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 26% above the route average of $497. Book 17 weeks before departure for the lowest fares.

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

    A nonstop flight from Philadelphia to Rapid City takes 0h 00m, covering 1,450 miles.

  • Do I need a passport to fly from Philadelphia to Rapid City?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Philadelphia to Rapid City changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $339 to $1,719. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Philadelphia to Rapid City looking right now?

    One-way fares from Philadelphia to Rapid City are currently in line with typical prices for this route. Average one-way fares are about $295.

  • How much time can I save by choosing a different layover airport from Philadelphia to Rapid City?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 5h 52m, compared with 6h 25m via Chicago O'Hare Intl (ORD) and 7h 18m via Denver Intl (DEN).

  • What is the time difference between Philadelphia and Rapid City?

    Rapid City is 2 hours behind Philadelphia (Mountain Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Rapid City Airport (RAP)?

    Rapid City Airport (RAP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include:
    · Budget
    · Hertz
    · Alamo
    · Thrifty
    · Enterprise Rent-A-Car

  • How much should I expect to pay for a Philadelphia to Rapid City flight?

    Round-trip flights from Philadelphia to Rapid City range from $389 to $629, with an average of $497 over the past 12 months. Anything below $389 counts as a good deal.

Your guide to booking Philadelphia to Rapid City flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Friday. On this route, Wednesday flights average $482 - about $191 less than Friday (28% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 49% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Philadelphia to Rapid City trip for April. Fares historically average $380 round-trip in that month - typically $239 less than the most expensive month, which is September (based on the last 12 months).

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

Information on your arrival and departure airports

Philadelphia (PHL)
Rapid City (RAP)