DEFY St. Louis, MO


Epic for them. Easy for you. Make your kid’s next birthday party the kind everyone can enjoy.

Book a Party


Use code 10BDAYWEEK for 10% off your birthday party booked Monday – Thursday!*

*Minimum 10 jumpers per birthday party to redeem discount.

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Get your very own private party room to keep the celebration going after flight time with pizza, drinks, presents and cake.


Your dedicated party host will handle everything for you — so you can focus on celebrating with your kid.

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Celebrate their birthday right — by jumping, flipping and spinning all across our park.

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Birthday Party Packages

Jump Time Private Party Room
(After Jump Time)
Party Host Setup & Cleanup Grip Socks Invites Bring Your Own Food Pizza & Soda T-shirt for Guest of Honor Return Jumper Passes Stickers & Water Bottle Parents of the Guest of Honor Jump FREE
Best Value
Mega VIP
Price per jumper. Minimum of 10 jumpers required.
120 minutes 60 minutes
Most Popular
Price per jumper. Minimum of 10 jumpers required.
60 minutes 60 minutes - - -
Price per jumper. Minimum of 10 jumpers required.
Price per jumper. Minimum of 10 jumpers required.
60 minutes 60 minutes $50 Fee - - - - -


The last thing we want to do is leave you hanging. So we’re here to answer all your questions. And if you’re not finding what you need here, feel free to call your local park for extra support.

Who Should I Include As A Birthday Jumper?

Anyone who wants to jump and have access to all park attractions. Members do not participate for free at birthday parties and must be included in the jumper total if they plan to participate. If someone wants to observe the fun or join you in the party room, they don’t need to be a paid jumper. The minimum number of jumpers for a party is 10.

Can I Add Jumpers Later?

Yes. Contact your Event Coordinator at least 48 hours prior to the party to add jumpers.

Is The Birthday Child Included In The Count?

Yep! The birthday child is part of the jumper count.

How Old Do I Have To Be To Have My Birthday At Defy?

All ages are welcome to celebrate their birthday at DEFY!

What Time Is Check-in For Birthday Parties?

All your guests will need to arrive 30 minutes prior to your party start time (make sure to include this on your invites!). This allows time for the entire group to get through check-in, verify waivers and store any personal items.

What Happens During Check-in?

First you will be greeted by your party host! Waivers will be verified; you will receive wrist bands and grip socks and items that will go to the party room will be placed on a cart specifically for your group. After everyone is checked in you will be asked to pay the remaining balance. Anything added during the party and tips can be paid at the completion of the party.

When Do I Have Access To The Party Room?

The party room is available for the last hour of the party (after the jump time).

What Does The Party Host Do?

Your party host will ensure your room is set up with plates, cups, napkins and utensils. They will assist with the cake and decoration set-up, food and beverages during the time in the party room and clean-up.

If The Party Room Is Only Available For The Last Hour, What Do I Do With My Items During The Jump And When Can I Decorate?

When you check-in, we will store your items, so you don’t have to worry about them! Around 15 minutes before the jump time ends, we will help you set up any additional decorations. Please no pinatas, confetti, and glitter!

Do You Provide Paper Goods?

Yes. We provide plates, cups, napkins and utensils for all guests! Ask your Event Coordinator which colors the park provides.

What If I Want Themed Plates, Cups, Napkins, Etc?

You may bring themed items. Let your Event Coordinator know what items you will be bringing and what items you would like us to provide.

How Many Pizzas And Sodas Are Included In The Price?

With the EPIC and MEGA VIP party packages, 1 large pizza and 1 pitcher (or 2L bottle) of soda is provided for every 5 jumpers. The BASIC party package does not include pizza or drinks.

How Many Slices Are In The Pizzas?

8-10 Slices

Can I Purchase Additional Pizza And Drinks?

Yes. Contact your Event Coordinator at least 48 hours prior to your party to purchase additional pizza and drinks.

Can I Bring My Own Snacks Or Food?

With the EPIC and MEGA VIP party packages, you can bring additional food and/or beverages for no extra charge. If you purchased the BASIC party package you can bring food and beverages for a $50 fee. Adult beverages are prohibited.

Who Needs Waivers And How Do We Sign?

All jumpers AND observers need a signed waiver. Electronic waivers are active for 1 year. If under age 18, the waiver must be signed by a parent or legal guardian. Waivers can be completed online before your party at

Can I Sign A Waiver At The Park?

Yes. It is ideal to do it online ahead of time at but it can be done at the park. If under age 18, the waiver must be signed by a parent or legal guardian.

Do You Offer Customizations, Add-ons Or Upgrades To Parties?

Yes. You can select a pre-set party package, add-on additional items, or fully customize your party package with our Event Coordinator to accommodate your needs.

Can I Get Extra Jump Time?

Yes. If your party is on a weekday, you can add 30 minutes of jump time for $5 per jumper or 60 minutes of jump time for $9 per jumper to any of our party packages. This must be arranged through your Event Coordinator prior to your party.

Is There A Birthday Party Discount For Flight Club Members?

Yes! Our Elite Flight Club members enjoy a discount on regular priced birthday parties. Contact your Event Coordinator for details and ask how to apply your Flight Club membership perks.

Do You Provide Invitations?

Yes. You can find an editable e-vite by clicking on the link below.

Click Here

What If There Is More Than One Birthday Guest?

We always want to acknowledge guests celebrating their birthday, so please tell your Event Coordinator the names and ages of all those celebrating a birthday at DEFY.

What Is Your Cancellation Policy?

There is a 72-hour grace period after the time of booking where the $75 deposit may be refunded. After this 72-hour period, the deposit is non-refundable. Parties may be rescheduled at any time before or after the 72-hour window, but the deposit will not be refunded for parties cancelled after the window has passed. Events booked within 72 hours of the date of their event will not receive a refund.

Is A Deposit Required To Make A Birthday Reservation?

A $75 deposit is required at the time of booking, online or over the phone with our Event Coordinator. The deposit is applied to the total price of your birthday party package.

When Do I Pay The Rest Of My Balance?

During check-in the day of your event


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