In terms of precipitation, rainfall in Rapid City ranges from 0.3 - 3.2 inches per month. May is typically the wettest month, when rainfall can reach 3.2 in. January is typically the driest time to visit Rapid City when rainfall is around 0.3 in.

If weather is an important factor for your trip to Rapid City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

What is the cheapest time of day to fly from GRK to RAP?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Killeen to Rapid City as you normally would.

Can I find deals for flights from Killeen to Rapid City that include hotel bookings?

Yes. In addition to deals on Killeen to Rapid City flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Killeen to Rapid City?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Rapid City.

Can I find deals for business class flights from Killeen to Rapid City?

Yes. Cheapflights offers flight deals from Killeen to Rapid City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$421+ Flights from Killeen to Rapid City

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Cheap flight deals from Killeen to Rapid City

Round-trip from	$421 (American Airlines)

From Killeen Fort Hood Regional to Rapid City

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Cheapest flights from Killeen to Rapid City
Explore the most affordable flight options available from Killeen to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Sat 9/64:40 pmGRK - RAP

1 stop5h 13mAmerican Airlines

Tue 9/96:00 amRAP - GRK

1 stop4h 04mAmerican Airlines

Deal found 7/1

$421

Best flights from Killeen to Rapid City
Discover carefully curated flight deals from Killeen to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Sat 9/64:40 pmGRK - RAP

1 stop5h 13mAmerican Airlines

Tue 9/96:00 amRAP - GRK

1 stop4h 04mAmerican Airlines

Deal found 7/1

$421

Cheapflights Fare Finder

Use the filters below to find and compare flights from Killeen to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KilleenRapid City

GRK - RAP

GRKRAP

Killeen Fort Hood Regional

Sat 9/6

4:40 pm-8:53 pm

1 stop5h 13m

Rapid City

Tue 9/9

6:00 am-11:04 am

1 stop4h 04m

$421

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Killeen to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Killeen with our price prediction graph.

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 Killeen to Rapid City

What is the cheapest month to book a flight from Killeen to Rapid City?

Currently, January is the cheapest month in which you can book a flight from Killeen to Rapid City (average of $348). Flying from Killeen to Rapid City in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Rapid City

Read through reviews of airlines operating flights from Killeen to Rapid City, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

6.0

Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

6.0

Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

Can I find deals for flights from Killeen to Rapid City that include hotel bookings?
Yes. In addition to deals on Killeen to Rapid City flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Killeen to Rapid City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Rapid City.
Can I find deals for business class flights from Killeen to Rapid City?
Yes. Cheapflights offers flight deals from Killeen to Rapid City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Killeen to Rapid City?
Currently, January is the cheapest month in which you can book a flight from Killeen to Rapid City (average of $348). Flying from Killeen to Rapid City in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$421+ Cheap flights from Killeen to Rapid City (GRK - RAP)

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Killeen to Rapid City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

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Cheap flight deals from Killeen to Rapid City

Round-trip from

Find flight deals from Killeen to Rapid City

Cheapest flights from Killeen to Rapid CityExplore the most affordable flight options available from Killeen to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Explore the most affordable flight options available from Killeen to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Killeen to Rapid City that are best for you.

Best time to book a flight from Killeen to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Killeen with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Killeen to Rapid City

What is the cheapest month to book a flight from Killeen to Rapid City?

Reviews of airlines servicing Rapid City

Read through reviews of airlines operating flights from Killeen to Rapid City, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Killeen to Rapid City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Killeen to Rapid City that include hotel bookings?

How can I find direct flights from Killeen to Rapid City?

Can I find deals for business class flights from Killeen to Rapid City?

What is the cheapest month to book a flight from Killeen to Rapid City?

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Alternative routes for Killeen to Rapid City

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Cheapest flights from Killeen to Rapid City
Explore the most affordable flight options available from Killeen to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.