PDX - RAP

$318 Find Cheap Flights from Portland to Rapid City - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$326
Typical prices: $364-$563
Multiple Airlines
Mon 12/24Sat 1/6
PDX - RAP • 2 stops
Cheapest one-way
$318
Typical prices: $279-$446
American Airlines
Fri 4/20
PDX - RAP • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Portland and Rapid City. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 38% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dallas/Fort Worth (DFW)
Cheapest • Avg $372 (round-trip)
Denver Intl (DEN)
Shortest trip • 5h 53m (one-way)
Insights
Insights
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We hope you love your trip to Rapid City!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Portland to Rapid City (PDX-RAP)

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

Recent round-trip flight deals from Portland to Rapid City

Thu, Dec 24 - Wed, Jan 6
Multiple Airlines Logo
1:04 pm - 4:39 pmPDX  Portland-RAP Rapid City
26h 35m2 stops Denver Intl Phoenix Sky Harbor Intl
Multiple Airlines Logo
11:21 am - 9:32 amRAP  Rapid City-PDX Portland
23h 11m1 stop Phoenix-Mesa Gateway
$326Multiple Airlines
Tue, Dec 22 - Wed, Jan 6
Multiple Airlines Logo
10:28 pm - 8:38 amPDX  Portland-RAP Rapid City
33h 10m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl
Multiple Airlines Logo
11:21 am - 9:32 amRAP  Rapid City-PDX Portland
23h 11m1 stop Phoenix-Mesa Gateway
$332Multiple Airlines
Wed, Dec 9 - Tue, Dec 15
United Airlines Logo
4:27 pm - 10:29 pmPDX  Portland-RAP Rapid City
5h 02m1 stop Denver Intl
United Airlines Logo
7:00 am - 1:16 pmRAP  Rapid City-PDX Portland
7h 16m1 stop Denver Intl
$349United Airlines
Thu, Nov 19 - Sun, Nov 22
United Airlines Logo
4:25 pm - 10:30 pmPDX  Portland-RAP Rapid City
5h 05m1 stop Denver Intl
United Airlines Logo
5:50 pm - 11:09 pmRAP  Rapid City-PDX Portland
6h 19m1 stop Denver Intl
$349United Airlines
Wed, Dec 2 - Wed, Dec 9
United Airlines Logo
5:00 am - 1:03 pmPDX  Portland-RAP Rapid City
7h 03m1 stop Denver Intl
United Airlines Logo
4:31 pm - 9:15 pmRAP  Rapid City-PDX Portland
5h 44m1 stop Denver Intl
$349United Airlines
Wed, Dec 9 - Wed, Dec 16
Delta Logo
9:23 am - 10:46 pmPDX  Portland-RAP Rapid City
12h 23m2 stops Seattle/Tacoma Intl Minneapolis St Paul
Delta Logo
6:42 am - 5:19 pmRAP  Rapid City-PDX Portland
11h 37m2 stops Minneapolis St Paul Seattle/Tacoma Intl
$359Delta
Wed, Dec 9 - Tue, Dec 15
Delta Logo
5:30 am - 3:53 pmPDX  Portland-RAP Rapid City
9h 23m2 stops Seattle/Tacoma Intl Minneapolis St Paul
Delta Logo
2:40 pm - 11:59 pmRAP  Rapid City-PDX Portland
10h 19m2 stops Minneapolis St Paul Salt Lake City
$359Delta
Wed, Nov 25 - Wed, Dec 2
American Airlines Logo
12:00 pm - 9:34 pmPDX  Portland-RAP Rapid City
8h 34m1 stop Dallas/Fort Worth
American Airlines Logo
1:09 pm - 10:01 pmRAP  Rapid City-PDX Portland
9h 52m1 stop Dallas/Fort Worth
$775American Airlines
Wed, Nov 25 - Wed, Dec 2
American Airlines Logo
6:45 am - 9:34 pmPDX  Portland-RAP Rapid City
13h 49m2 stops Los Angeles Dallas/Fort Worth
American Airlines Logo
1:09 pm - 10:01 pmRAP  Rapid City-PDX Portland
9h 52m1 stop Dallas/Fort Worth
$970American Airlines
Wed, Nov 25 - Wed, Dec 2
American Airlines Logo
6:45 am - 9:34 pmPDX  Portland-RAP Rapid City
13h 49m2 stops Los Angeles Dallas/Fort Worth
American Airlines Logo
6:11 am - 5:57 pmRAP  Rapid City-PDX Portland
12h 46m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
$1,280American Airlines
Booking Insights

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

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

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

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Portland to Rapid City. It’s 15% cheaper than the average day, while Monday is the most expensive, with prices 32% higher.

What’s the cheapest month to fly from Portland to Rapid City?

•April is the cheapest month to fly from Portland to Rapid City at $284 round-trip.
•March ($756) and December ($563) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 166% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Portland to Rapid City flights

Low season

March

Cheapest flight

$318
Beat the crowds with an average 72% drop in travelers.
The most popular month to fly with an average 100% increase in travelers.
One-way flight from Portland to Rapid City

When to book flights from Portland to Rapid City

Are your dates flexible? Find out the best times to travel from Portland 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 Portland 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 Portland to Rapid City?

    Only Economy Class is available on flights from Portland to Rapid City.

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

    A nonstop flight from Portland to Rapid City takes 00m, covering 960 miles.

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

    Round-trip flights from Portland to Rapid City range from $364 to $563, with an average of $459 over the past 12 months. Anything below $364 counts as a good deal.

  • Have flight prices from Portland 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 $326 to $2,626. That means the highest observed fare was about 8x higher than the lowest one.

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

    One-way fares from Portland to Rapid City are currently lower than usual. Average one-way flight prices are about $345, which is 9% below 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 averaging $112 for economy cars. Top options include:

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

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

    Flights from Portland to Rapid City usually depart from Portland (PDX) and arrive at Rapid City (RAP).

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

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

    • Denver Intl (DEN) - 77% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 16% of one-stop connections
    • Minneapolis St Paul (MSP) - 6% of one-stop connections
    • Dallas/Fort Worth (DFW) - 2% of one-stop connections

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

    Yes. Flexible dates can save you up to 35% on flights from Portland to Rapid City. Friday is the cheapest departure day at $394 round-trip on average, while Monday is the most expensive at $606, a difference of $212.

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

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 5h 53m, compared with 5h 55m via Phoenix Sky Harbor Intl (PHX) and 8h 23m via Minneapolis St Paul (MSP).

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

    Rapid City is 1 hour ahead of Portland (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Portland 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 Friday departure and avoid flying on Monday. On this route, Friday flights average $394, about $212 less than Monday fares (35% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Portland to Rapid City trip for April. Fares historically average $284 round-trip in that month - typically $472 less than the most expensive month, which is March (based on the last 12 months).

More options for your flight from Portland 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
Vacations in Rapid City