40+ Cavalier King Charles Spaniel puppies for sale from ethical breeders near O'Fallon, MO
Teddie, dad
Cherry, mom
Raised by Tracy B.
Paisley Field's Cavaliers · 13 miles away from O'Fallon, MO
AKC/UKC registered, OFA cleared and certified, DNA disorder screened, SM MRI screened, in home responsible hobby/show breeder.
Male, available
Female, available
Raised by Daryl B.
Cavaliers King Charles Spaniels at Carmen Acres Farm · 15 miles away from O'Fallon, MO
We’re proud of the healthy, affectionate, and behaviorally well-rounded puppies we raise for families to love!
Roscoe, dad
Dottie, mom
Raised by Kristine R.
K&R Cavaliers · 25 miles away from O'Fallon, MO
We have happy, healthy and trained puppies ready for love. Hand raised in our home and now seeking their own forever home.
1 owner review
Raised by Darlene S.
Slade Cavalier · 26 miles away from O'Fallon, MO
We raise our dogs with love in our home. We have high expectations for our pups and strive to put each one into a loving family.
We’ve screened nearly every breeder in the U.S.—only 1 in 5 meet our standard for responsible breeding.
Emmaline, mom
Kingsley, dad
Raised by Michael D.
DunEakins Cavaliers · 27 miles away from O'Fallon, MO
We love this breed and the experience of having litters! Our mission is to raise pups that are set to become the best companions.
1 owner review
Charlie, mom
Raised by Angel S.
Brentmoor Cavaliers · 44 miles away from O'Fallon, MO
We love to responsibly raise and train our puppies so they have the tools to be well-rounded, beloved family members.
Male, reserved
Male, reserved
Raised by jennifer t.
Blooming Cavaliers · 49 miles away from O'Fallon, MO
AKC puppies raised in our home with love, early socialization, and a nurturing foundation for happy, confident companions.
Chloe, mom
Leia, mom
Raised by Nan B.
Cedar Hill Pups · 84 miles away from O'Fallon, MO
We are huge animal lovers and have a special place in our hearts for our dogs. We want to provide top-quality beloved companions.
2 owner reviews
Bella, mom
Raised by Bobbi S.
Bobbi’s Cavalier Cuties · 102 miles away from O'Fallon, MO
Our dogs are bred to have top qualities that all families want in their puppies, such as compassion, patience, and love!
Male, reserved
Male, reserved
Raised by Dez
Puppy PlayPen · 119 miles away from O'Fallon, MO
All of our dogs are loved as family members. We cherish our puppies from birth up until they leave our arms to snuggle into yours!
4 owner reviews
Vetted breeders
in your areaGet alerts for new Cavalier King Charles Spaniel puppies near you
Be the first to hear when puppies from our trusted network are available nearby.
Male, available
Raised by Misti D.
Petite Pups · 120 miles away from O'Fallon, MO
We are a boutique, home-based breeder raising petite puppies with gentle care, intention, and thoughtful placement.
3 owner reviews
Male, reserved
Female, reserved
Raised by Macy R.
Show Me Poodles Doodles and Cavaliers · 126 miles away from O'Fallon, MO
All of our dogs are loved as family members. We cherish our puppies from birth up until they leave our arms to snuggle into yours!
Male, reserved
Male, reserved
Raised by Aristia P.
Angelic Cavaliers · 127 miles away from O'Fallon, MO
Our vision is to produce healthy Cavaliers that will thrive in any environment. We love our dogs and know you will too!
Phyllis, mom
Copper, dad
Raised by Jennifer P.
Leerose Puppies · 130 miles away from O'Fallon, MO
Breeder of home raised and health tested puppies with love from our family to yours!
2 owner reviews
Jerry, dad
Raised by Rachelle N.
Fluffy Buttz · 136 miles away from O'Fallon, MO
We take great pride in raising and producing the best family companions. Our puppies are healthy, happy, and ready to thrive!
1 owner review
River, dad
Raine, mom
Raised by Mike T.
Royal Country Cavaliers of Missouri · 137 miles away from O'Fallon, MO
From our home to yours. Puppies raised with love.
- SR
Raised by Scott & Linda R.
Westviews Cavalier Cottage · 144 miles away from O'Fallon, MO
Every puppy we raise is adored as part of our family from birth. Our puppies will complete your home, your family, and your heart!
Bailey, mom
Molly, mom
Raised by Edward S.
Ridgefield Cavaliers · 144 miles away from O'Fallon, MO
Our dogs are bred for health, temperament, and intelligence. We strive to produce the best overall pets and family members.
Leopold "Leo", dad
Dandi, mom
Raised by Christy C.
Dogwood & Sassafras Companions · 144 miles away from O'Fallon, MO
Every puppy we raise is adored as part of our family from birth. Our puppies will complete your home, your family, and your heart!
15 owner reviews
Female, available
Raised by Jordan H.
Jordan Harrison · 146 miles away from O'Fallon, MO
Our dogs are bred for health, temperament, and intelligence. We strive to produce the best overall pets and family members.
2 owner reviews
Honey, mom
Buddy, dad
Raised by Krystal C.
Cook Family Farms · 146 miles away from O'Fallon, MO
We produce pups that can transition well from the farm to home life. And everything in between!
Cici, mom
Brownie, mom
Raised by Hunter N.
Hunter's Puppies · 154 miles away from O'Fallon, MO
We love to responsibly raise and train our puppies so they have the tools to be well-rounded, beloved family members.
10 owner reviews
Male, reserved
Female, reserved
Raised by Sandra M.
Missouri. Cavaliers · 156 miles away from O'Fallon, MO
Every puppy we raise is adored as part of our family from birth. Our puppies will complete your home, your family, and your heart!
3 owner reviews
Female, reserved
Raised by Sherri B.
God's Designs Cavaliers · 157 miles away from O'Fallon, MO
We’re devoted to ensuring there are healthy puppies for others to enjoy and we do so by responsibly growing this incredible breed.
3 owner reviews
Male, available
Raised by Danny P.
Clearview Kennels · 157 miles away from O'Fallon, MO
We are committed to always responsibly breeding with the best interest of our puppies’ health and longevity at the forefront.
24 owner reviews
Bridgee, mom
Estelle, mom
Raised by Lisa H.
Puppyloversplace · 157 miles away from O'Fallon, MO
We are huge animal lovers and have a special place in our hearts for our dogs. We want to provide top-quality beloved companions.
5 owner reviews
Asia, mom
Sydney, mom
Raised by Amy S.
Sherman Family Farm's Cavaliers · 158 miles away from O'Fallon, MO
It is our goal to produce adorable, affectionate Cavalier puppies that are healthy, well-tempered, and make wonderful companions.
Male, reserved
Raised by Brooke N.
Painted Blessing's AKC Cavaliers LLC · 161 miles away from O'Fallon, MO
We are passionate about holistic & natural care practices.We are honored to be part of preserving & exhibiting this breed 8 years.
6 owner reviews
Jax, dad
Indy, mom
Raised by Joanna S.
Country View Cavaliers · 161 miles away from O'Fallon, MO
We are a small, family farm with three beautiful Cavaliers. We’re dedicated to the health and well-being of my dogs and puppies.
- LF
Raised by Linda F.
Closeburn · 163 miles away from O'Fallon, MO
It is our goal to help ensure the future of the Cavalier King Charles Spaniels through responsibly breeding our exceptional dogs.
Male, available
Male, available
Raised by Kerry H.
Willow Rayne shelties and more · 164 miles away from O'Fallon, MO
We decided to start breeding to share the best possible puppies with excellent personalities, temperament, and most of all health!
4 owner reviews
Raised by Sarah P.
Pruiett Cavaliers · 165 miles away from O'Fallon, MO
Our dogs are bred for health, temperament, and intelligence. We strive to produce the best overall pets and family members.
Maizy, mom
Maizy, mom
Raised by Jerriann C.
Coxson’s Cavaliers · 167 miles away from O'Fallon, MO
AKC cavalier puppies from OFA/CHIC registered dogs. DNA tested to help give the best chance of being clear of health problems.
Faith, mom
Charlie, mom
Raised by nikira w.
Show-Me-Cavaliers · 177 miles away from O'Fallon, MO
We love to responsibly raise and train Cavaliers so they have the tools to be well-rounded, beloved family members.
- AJ
Raised by Annie J.
Jones Grove Puppies · 183 miles away from O'Fallon, MO
Our Cavaliers are bred with the best genetic options possible, and our puppies are curriculum trained and personality tested.
Madame Scarlett, mom
Hoyt, dad
Raised by Cari H.
Caney Mountain Cavaliers LLC · 183 miles away from O'Fallon, MO
Health tested, AKC registered, OFA cleared and certified, DNA tested, small breeder on farm.
Bommer, dad
Boomer, dad
Raised by Felicia G.
Valentine Cavilers · 187 miles away from O'Fallon, MO
We offer socialized family pets with great personalities. We take great care in health and breeding practices.
Olive, mom
Max, dad
Raised by Alexis S.
Sweet Magnolia’s Cavalier King Charles Spaniels · 187 miles away from O'Fallon, MO
We love to responsibly raise and train our puppies so they have the tools to be well-rounded, beloved family members.
Captain, dad
Evie, mom
Raised by Stephanie S.
Cavish's Missouri Cavaliers, Cavapoos, and Miniature Poodles · 191 miles away from O'Fallon, MO
I raise Cavalier King Charles Spaniels with a commitment to healthy dogs, thoughtful placement, and long-term owner support.
10 owner reviews
Duke, dad
Kona, mom
Raised by Cara & David P.
Red Skye Cavaliers · 192 miles away from O'Fallon, MO
We raise quality genetic & OFA health tested AKC Cavalier King Charles Spaniels & Miniature Poodles in our home with lots of love!
Duke, dad
Clover, mom
Raised by David & Cara P.
Red Skye Puppies · 192 miles away from O'Fallon, MO
Hi, we are David & Cara! We responsibly raise healthy puppies so others can enjoy living life with a Cavalier, Poodle or Cavapoo!
11 owner reviews
Twyla, mom
Raised by Brandee M.
Cadence Hall · 192 miles away from O'Fallon, MO
Here at Cadence Hall, our first goal is to create high quality, happy, healthy, functional dogs for the everyday family life.
Related breeds
Hear from Good Dog owners
K&R Cavaliers
Cavalier King Charles Spaniel breeder, Fenton, MO
“
I waited for so long to get my own Cavalier, Jolie is the nest little snuggles and blanket weight. She loves everyone and any creature. Jolie is a pure joy and...
Lisa H.
Verified owner
Cavalier King Charles Spaniel
Buyer’s Guide
Nationally, prices usually range from $2,500 to $3,500. While it may cost more up front, starting with a healthy puppy can help you avoid costly issues later. These ranges reflect the care behind responsible breeding and offer a reliable view of what ethical breeding really costs.
About the Cavalier King Charles Spaniel
If you’re looking for love, meet the Cavalier King Charles Spaniel. The Cavalier descends from royalty, bred to keep Kings and Queens and other blue-bloods company. But the breed is no snob; they’ll be glad to make your home their castle and your lap their throne. Nor will they mind playing court jester on occasion! Learn more
Low Energy
Energy level
Low Maintenance
Grooming
Quick to Learn
Trainability
The all-in-one app for bringing home your best friend.
Connect with vetted breeders, get updates, and pay securely — all in one trusted app.
Scan the QR code to get the app.
Frequently asked questions
How much do Cavalier King Charles Spaniel puppies cost in O'Fallon, MO?
Prices for Cavalier King Charles Spaniel puppies for sale in O'Fallon, MO vary by breeder and individual puppy. On Good Dog today, Cavalier King Charles Spaniel puppies in O'Fallon, MO range in price from $1,500 to $2,550. Because all breeding programs are different, you may find dogs for sale outside that price range.
Do Cavalier King Charles Spaniel need a lot of exercise in O'Fallon, MO?
Cavalier King Charles Spaniel puppies in O'Fallon, MO tend to have low energy. Generally, dogs with a lower energy level may require at least 30 minutes per day of physical activity. However, it's possible that your pup may need a different level of exercise depending on individual personality or temperament.
How long do Cavalier King Charles Spaniel puppies in O'Fallon, MO live on average?
Cavalier King Charles Spaniel puppies in O'Fallon, MO may live on average between 12 to 15 years.
What is the average size of Cavalier King Charles Spaniel puppies in O'Fallon, MO?
The expected weight range for Cavalier King Charles Spaniel puppies in O'Fallon, MO is around 13 to 18 pounds. However, size and weight may vary from puppy to puppy. We recommend speaking directly with your breeder to get a better idea of the expected size of your puppy.
Can I adopt a Cavalier King Charles Spaniel from a rescue or shelter?
On Good Dog, you can search for Cavalier King Charles Spaniel puppies or dogs in rescues and shelters near O'Fallon, MO. Adopting a Cavalier King Charles Spaniel from a shelter or rescue in O'Fallon, MO is generally less expensive than buying a puppy from a breeder with ethical practices. Across the United States, there are dedicated rescues that specialize in specific breeds and may even help transport a Cavalier King Charles Spaniel dog to you in O'Fallon, MO from another part of the country. Although it can be more cost-effective, adopting the exact breed you're looking for is typically more difficult than working with a responsible breeder. Learn more about adopting a dog from a shelter or rescue.
About Good Dog
About Good Dog
Good Dog is your trusted partner for finding Cavalier King Charles Spaniel puppies for sale near O'Fallon, MO. Our vetted network of responsible Cavalier King Charles Spaniel breeders makes it easy to search listings, connect directly, and ask questions — all in one safe, protected place. Work directly with breeders you can trust and complete payments securely through Good Dog, so you can bring home your Cavalier King Charles Spaniel puppy with confidence.