LAST DAY! Save an EXTRA 20% OFF thousands of items w/SAVE20, see terms >

How it works

Shopping bag icon

Choose same-day delivery

Select "Same-Day Delivery" on the product page or checkout
House icon

Enter your address

Input your address to confirm delivery eligibility
Clock icon

Select a delivery window

Choose a time during checkout
Email icon

Get notified

We'll let you know when your order is on its way!

Top categories

Shop by pet

Same Day Delivery

(861 results)
Top Fin® Essentials Aquarium Starter Kit
8 sizes

Top Fin® Essentials Aquarium Starter Kit

(4168)
$76.49 - $280.49
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
Top Fin® All-In-One Betta Aquarium Starter Kit - 3 Gallon

Top Fin® All-In-One Betta Aquarium Starter Kit - 3 Gallon

(413)
$50.99
$59.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
Top Fin® Large Power Filter Cartridges

Top Fin® Large Power Filter Cartridges

(273)
$27.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Top Fin® Pre-Conditioned Aquarium Water
2 sizes

Top Fin® Pre-Conditioned Aquarium Water

(218)
$19.99
Online Only! Save 20% on your purchase with code SAVE20
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 1 more
Seachem® Prime® Aquarium Water Conditioner
3 sizes

Seachem® Prime® Aquarium Water Conditioner

(359)
$7.99 - $17.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Fluval® FX6 Aquarium Canister Filter

Fluval® FX6 Aquarium Canister Filter

(200)
$629.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Marineland Open Glass Aquarium
3 sizes

Marineland Open Glass Aquarium

(134)
$38.24 - $254.99
Online Only! Save 20% on your purchase with code SAVE20
Fluval® 407 Performance Aquarium Canister Filter

Fluval® 407 Performance Aquarium Canister Filter

(118)
$399.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Aqueon Standard Glass Rectangle Aquarium
5 sizes

Aqueon Standard Glass Rectangle Aquarium

(257)
$16.99 - $169.99
Online Only! Save 20% on your purchase with code SAVE20
Top Fin® Fascinate Column Starter Kit

Top Fin® Fascinate Column Starter Kit

(300)
$101.99
$119.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
Instant Ocean® Sea Salt
2 sizes

Instant Ocean® Sea Salt

(83)
$27.99 - $77.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
API® Freshwater Aquarium Master Test Kit

API® Freshwater Aquarium Master Test Kit

(293)
$46.74
$54.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Fluval® Plant Stratum Aquarium Substrate

Fluval® Plant Stratum Aquarium Substrate

(119)
$38.24
$44.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Fluval Aquaclear Aquarium Power Filter
4 sizes

Fluval Aquaclear Aquarium Power Filter

(94)
$64.99 - $149.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
CaribSea Super Naturals Aquarium Sand - Moonlight White

CaribSea Super Naturals Aquarium Sand - Moonlight White

(96)
$29.74
$34.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Top Fin® Element EF-S Filter Cartridges
3 sizes

Top Fin® Element EF-S Filter Cartridges

(365)
$11.99 - $27.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes

Top Fin® PF-S Silenstream Aquarium Filter Cartridges

(225)
$11.99 - $27.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Fluval Plant & Shrimp Stratum

Fluval Plant & Shrimp Stratum

(8)
$63.74
$74.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Aquarium Hinged Glass Lid
7 sizes

Top Fin® Aquarium Hinged Glass Lid

(186)
$17.99 - $59.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Aqua Natural Aquarium Sand - Galaxy Black

Aqua Natural Aquarium Sand - Galaxy Black

(87)
$25.49
$29.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 1 more
CaribSea Super Naturals Aquarium Sand - White

CaribSea Super Naturals Aquarium Sand - White

(22)
$25.49
$29.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Premium Aquarium Gravel - Classic Beach

Top Fin® Premium Aquarium Gravel - Classic Beach

(64)
$8.49
$9.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Compact Aquarium Heater
3 sizes

Top Fin® Compact Aquarium Heater

(467)
$27.99 - $42.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Silenstream™ Aquarium Power Filter
5 sizes

Top Fin® Silenstream™ Aquarium Power Filter

(1481)
$25.99 - $79.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
API® Stress Coat Tap Water Aquarium Conditioner
4 sizes

API® Stress Coat Tap Water Aquarium Conditioner

(357)
$5.09 - $16.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Top Fin® Premium Aquarium Gravel - Caribbean Sea Mix
2 sizes

Top Fin® Premium Aquarium Gravel - Caribbean Sea Mix

(45)
$8.49 - $30.59
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Omega™One Frozen Bloodworms

Omega™One Frozen Bloodworms

(178)
$11.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
Seachem® Stability® New Tank Stabilization System Aquarium Water Conditioner
2 sizes

Seachem® Stability® New Tank Stabilization System Aquarium Water Conditioner

(190)
$12.99 - $17.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
GloFish® Aquarium Gravel
1 size 4 colors

GloFish® Aquarium Gravel

(126)
$10.19
$11.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Silenstream Filter Cartridge - 3pk

Top Fin® Silenstream Filter Cartridge - 3pk

(111)
$11.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Omega™ One Frozen Brine Shrimp Fish Food

Omega™ One Frozen Brine Shrimp Fish Food

(90)
$9.29
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
Tetra® TetraMin Tropical Flakes Fish Food
2 sizes

Tetra® TetraMin Tropical Flakes Fish Food

(367)
$13.99 - $30.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Top Fin® Aquarium Airline Tubing
2 sizes

Top Fin® Aquarium Airline Tubing

(96)
$6.99 - $11.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Top Fin® Aquarium Sponge Filter
3 sizes

Top Fin® Aquarium Sponge Filter

(200)
$11.99 - $23.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Aquarium Water Conditioner
3 sizes

Top Fin® Aquarium Water Conditioner

(239)
$7.99 - $17.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
API® Aquarium Salt

API® Aquarium Salt

(185)
$11.04
$12.99
Online Only! Save 20% on your purchase with code SAVE20
Sign in & Save 25% on your first Autoship Order!
+ 3 more
Zoo Med Betta Leaf Hammock

Zoo Med Betta Leaf Hammock

(496)
$6.99
Online Only! Save 20% on your purchase with code SAVE20
Buy 1 get 2nd 40% off aquatic ornaments and artificial plants (excl. Halloween decor)
+ 2 more
Top Fin® Floating Glass Aquarium Thermometer

Top Fin® Floating Glass Aquarium Thermometer

(238)
$4.99
Online Only! Save 20% on your purchase with code SAVE20
Enjoy Free Same-day delivery!
+ 1 more
Aqueon® Betta Color Enhancing Pellets Fish Food

Aqueon® Betta Color Enhancing Pellets Fish Food

(197)
$6.99
Online Only! Save 20% on your purchase with code SAVE20
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Zoo Med Floating Betta Log

Zoo Med Floating Betta Log

(332)
$17.99
Online Only! Save 20% on your purchase with code SAVE20
Buy 1 get 2nd 40% off aquatic ornaments and artificial plants (excl. Halloween decor)
+ 2 more
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. ...
  8. 22
Download on the App StoreDownload on the Google Play Store
Copyright © 2025 PetSmart LLC
RecallsTerms of Use Privacy Policy Interest-Based Ads Canada Modern Slavery ActFS
*See offer details. Exclusions may apply. Prices & selection may vary by store & online.