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PHL - RAP

$332 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
$359
Typical prices: $400-$659
Delta
Sun 11/11Fri 11/16
PHL - RAP • 1 stop
Cheapest one-way
$337
Typical prices: $295-$409
American Airlines
Mon 11/26
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 52% compared to booking last minute.
Insights
Insights
When to travel
April
Cheapest • 25% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Minneapolis St Paul (MSP)
Cheapest • Avg $493 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 6h 24m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
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

Fri, Nov 13 - Sun, Nov 15
Delta Logo
7:11 pm - 10:41 pmPHL  Philadelphia-RAP Rapid City
5h 30m1 stop Minneapolis St Paul
Delta Logo
4:36 pm - 11:46 pmRAP  Rapid City-PHL Philadelphia
5h 10m1 stop Minneapolis St Paul
$359Delta
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 - 11:46 pmRAP  Rapid City-PHL Philadelphia
5h 10m1 stop Minneapolis St Paul
$359Delta
Sat, Dec 12 - Tue, Dec 15
Delta Logo
5:34 am - 10:26 amPHL  Philadelphia-RAP Rapid City
6h 52m1 stop Minneapolis St Paul
Delta Logo
11:21 am - 6:19 pmRAP  Rapid City-PHL Philadelphia
4h 58m1 stop Minneapolis St Paul
$359Delta
Thu, Nov 12 - Sun, Nov 15
Delta Logo
11:45 am - 3:54 pmPHL  Philadelphia-RAP Rapid City
6h 09m1 stop Minneapolis St Paul
Delta Logo
6:45 am - 2:10 pmRAP  Rapid City-PHL Philadelphia
5h 25m1 stop Minneapolis St Paul
$359Delta
Fri, Nov 13 - Mon, Nov 16
United Airlines Logo
3:35 pm - 8:43 pmPHL  Philadelphia-RAP Rapid City
7h 08m1 stop Denver Intl
United Airlines Logo
11:12 am - 11:09 pmRAP  Rapid City-PHL Philadelphia
9h 57m2 stops Denver Intl Chicago O'Hare Intl
$407United Airlines
Fri, Nov 13 - Sun, Nov 15
United Airlines Logo
10:00 am - 5:09 pmPHL  Philadelphia-RAP Rapid City
9h 09m1 stop Denver Intl
United Airlines Logo
1:30 pm - 11:09 pmRAP  Rapid City-PHL Philadelphia
7h 39m1 stop Chicago O'Hare Intl
$428United Airlines
Fri, Nov 20 - Sun, Nov 22
United Airlines Logo
1:16 pm - 8:43 pmPHL  Philadelphia-RAP Rapid City
9h 27m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
1:30 pm - 9:38 pmRAP  Rapid City-PHL Philadelphia
6h 08m1 stop Chicago O'Hare Intl
$428United Airlines
Wed, Nov 11 - Mon, Nov 16
American Airlines Logo
1:10 pm - 9:27 pmPHL  Philadelphia-RAP Rapid City
10h 17m2 stops Boston Logan Intl Dallas/Fort Worth
American Airlines Logo
1:09 pm - 12:22 amRAP  Rapid City-PHL Philadelphia
9h 13m1 stop Dallas/Fort Worth
$439American Airlines
Fri, Oct 30 - Fri, Nov 6
American Airlines Logo
2:00 pm - 9:56 pmPHL  Philadelphia-RAP Rapid City
9h 56m1 stop Dallas/Fort Worth
American Airlines Logo
1:09 pm - 10:55 pmRAP  Rapid City-PHL Philadelphia
7h 46m1 stop Dallas/Fort Worth
$451American Airlines
Thu, Oct 29 - Thu, Nov 5
American Airlines Logo
5:00 am - 9:54 amPHL  Philadelphia-RAP Rapid City
6h 54m1 stop Dallas/Fort Worth
American Airlines Logo
1:09 pm - 12:17 amRAP  Rapid City-PHL Philadelphia
9h 08m1 stop Dallas/Fort Worth
$451American 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 with more confidence.

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

Round-trip flights from Philadelphia to Rapid City typically range from $400 to $659. The lowest price found in the past 5 days was $359, on Delta.

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

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Philadelphia to Rapid City. It’s 5% cheaper than the average day, while Friday is the most expensive, with prices 33% higher.

When are flights 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 52% 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

$337
Beat the crowds with an average 89% drop in travelers.
The most popular month to fly with an average 82% increase in travelers.
One-way 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 answers about this route, including flight times, airports, airlines and booking tips.

  • 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

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

    A nonstop flight from Philadelphia to Rapid City takes 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.

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

    Round-trip flights from Philadelphia to Rapid City range from $400 to $659, with an average of $506 over the past 12 months. Anything below $400 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 31% above the $506 route average. Book 17 weeks before departure for the lowest fares.

  • 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 $359 to $1,194. That means the highest observed fare was about 3x 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 higher than usual. Average one-way flight prices are about $425, which is 15% above the typical average for this route.

  • 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 $35 for economy cars. Top options include:

    • Budget
    • Hertz
    • Alamo
    • Thrifty
    • Enterprise Rent-A-Car

  • 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).

  • 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) - 45% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 30% of one-stop connections
    • Denver Intl (DEN) - 14% of one-stop connections
    • Dallas/Fort Worth (DFW) - 11% of one-stop connections

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

    Yes. Flexible dates can save you up to 29% on flights from Philadelphia to Rapid City. Sunday is the cheapest departure day at $483 round-trip on average, while Friday is the most expensive at $673, a difference of $190.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • 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 51m, compared with 6h 24m via Chicago O'Hare Intl (ORD) and 7h 06m 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.

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 are flexible, aim for a Sunday departure and avoid flying on Friday. On this route, Sunday flights average $483, about $190 less than Friday fares (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 52% 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 $293 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Philadelphia to Rapid City

Complete your trip to Rapid City with a hotel stay or car rental

Car rentals in Rapid City
Hotels in Rapid City
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