St. Louis West / Historic Route 66 KOA Holiday Hot Deals

Early Summer Savings up to 30% off

May 01, 2026 - June 30, 2026

Save big this spring with up to 30% off your stay!  Book a camping trip May 1 - June 30 and save 20%. Exclusively for KOA Rewards campers, save 30% when you book a stay this spring. 

What: 20% off your stay, 30% off for KOA Rewards campers on Water and Electric RV Sites

Stay Dates: May 1 - June 30, 2026

Reserve by: June 15, 2026

Terms and Conditions:

• Based on availability.
• Offer not valid toward existing reservations.
• Not applicable with other discounts except KOA Rewards.
• Minimum length of stay rules may apply. 
• Excludes reservations 28 nights or more. 
• Blackout dates apply, May 8-10 and May 22-25
• Reservations must be made between April 28 and June 15, 2026

For more information please call 1-800-562-6249 and reference hot deal code: 26SS30.

Save 20% on Spring Cabin Stays

April 20, 2026 - June 11, 2026

Enjoy the outdoors this spring ahead of the summer heat and busy season!

Book this deal and save 20% on Sunday thru Thursday nights in any of our Deluxe Cabins, Camping Cabins or the Caboose!

Blackout Dates:

5/28/26 - 5/31/26

For more information please call 1-800-562-6249 and reference hot deal code: ASpring20.

KOA Rewards Appreciation Weekend

September 11, 2026 - September 12, 2026

WHEN: September 11-12, 2026

WHAT: KOA Rewards holders stay as a paying guest on Friday, September 11th at any participating KOA campground and get Saturday, September 12th for FREE*.

WHY: KOA Rewards Appreciation Weekend is designed exclusively for KOA Rewards holders to say thanks for your loyalty and for trusting your camping memories to us. On this late-summer weekend, we gather to celebrate friends, family and fun in the great outdoors we all adore.

* Only at participating KOA locations. Applies to one site per a KOA Rewards account, for two consecutive nights at the same KOA. Sites may be limited. KOA Rewards discount does apply but not valid with other discounts.

For more information please call 1-800-562-6249 and reference hot deal code: *V.

Care Camps Weekend

May 07, 2027 - May 08, 2027

Join Us for Care Camps Weekend May 7-8, 2027 

Valid: May 7–8, 2027 
Discount Code: CCW
Stay at a participating KOA campground on Friday, May 7, and receive 50%* off your Saturday, May 8 stay. KOA will then donate 50% of the funds raised from Saturday night's stays to the Care Camps Foundation.  

Care Camps Foundation is a national non-profit organization that funds 100+ medically supervised pediatric oncology camps across the US and Canada. Their mission is to give joy, hope, and the healing power of the outdoors to children with cancer and their families. KOA has been a foundational partner to Care Camps since 1984.  You can learn more at carecamps.org. 
 *Offer valid only at participating KOA locations. Discount applies to one site for two consecutive nights (Friday, May 7 and Saturday, May 8) at the same KOA. Sites may be limited. Only KOA Rewards discounts apply. 

For more information please call 1-800-562-6249 and reference hot deal code: CCW.

August Stay 2, Get 1 Free

August 01, 2026 - August 31, 2026

Book your August vacation today! 

Stay 2 nights in any RV, Tent or Cabiin and get 1 night free!

With our Stay, Play, and Save deal you can extend your adventure and save on your stay in RV sites, tent sites, and lodging. 

Terms and Conditions:

• Valid August 1 - 31, 2026
• Offer based on availability.
• Minimum length of stay rules may apply.
• Management reserves the right to alter or cancel this promotion offer at any time.
• Blackout dates may apply. 

For more information please call 1-800-562-6249 and reference hot deal code: AUG32.