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Cosmic Adventures Birthday Party

Arcades & amusement, Indoor playgrounds · Gloucester · ★ 4.3 on Google (2,039 reviews)

Cosmic Adventures is a large multi-level indoor playground and arcade in Ottawa catering to children up to 12 years old. They offer structured party packages that include playtime, arcade credits, and time in a private party room.

At a glance

Starting price
$499.99 for 8 kids
Extra child
$49.99
Ages
Best for 3–10
Group size
8+ kids
Party length
2 h 15 min
Setting
Indoor

Plus taxes. A deposit is required to confirm bookings.

Your party here

  • Cake Blast!best for 12 kids$499.99 for 8 + 4 × $49.99$699.95
  • Fantastic Feast!$539.99 for 8 + 4 × $53.99$755.95
  • Ultimate Cosmic Bash!$619.99 for 8 + 4 × $61.99$867.95

With tax, the best fit comes to about $790.94 (13% HST).

Estimates before tax, from Cosmic Adventures' published prices (checked November 2026). Confirm with them when booking.

Party packages

Cake Blast!

$499.99 for 8 kids

2 h 15 min · Ages 0–12 · $49.99 per extra child

  • Birthday e-invites
  • Party Supplies
  • Birthday Cake
  • Unlimited Pop/Juice
  • $10.00 Starcade Points per child
  • Thank You e-cards
  • Private party room
  • 45 minutes in playstructure
  • 30 min in games room

Fantastic Feast!

$539.99 for 8 kids

2 h 15 min · Ages 0–12 · $53.99 per extra child

  • Birthday e-invites
  • Party Supplies
  • Birthday Cake
  • Unlimited Pop/Juice
  • $15.00 Starcade Points per child
  • Thank You e-cards
  • 1 Pizza Slice or Hotdog per child
  • T-Shirt for B-day Child
  • Private party room
  • 45 minutes in playstructure
  • 30 min in games room

Ultimate Cosmic Bash!

$619.99 for 8 kids

2 h 15 min · Ages 0–12 · $61.99 per extra child

  • Birthday e-invites
  • Party Supplies
  • Birthday Cake
  • Unlimited Pop/Juice
  • $20.00 Starcade Points per child
  • Thank You e-cards
  • 2 Pizza Slices or Hotdogs per child
  • T-Shirt for B-day Child
  • Cosmic Loot Bag per child
  • Private party room
  • 45 minutes in playstructure
  • 30 min in games room

Food, cake & party rules

  • Private party roomYes
  • Party host includedYes
  • Food includedIncluded
  • Nut-freeNot listed: ask

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