patio chair cushions 18 x 20

327 results for “patio chair cushions 18 x 20”

$26.99

ARDEN Outdoor Wicker Chair Cushion, 20 x 18, Tufted Plush Cushion for Wicker and Rocking Chairs

Arden

4.7(11)

$21.25

reg $25.00

Clearance

18"x20" Velvet Outdoor Deep Seat Cushion - Threshold™

Threshold

3(2)

$21.25

reg $25.00

Clearance

18"x20" Geo Wave Print Outdoor Seat Cushion - Threshold™

Threshold

$21.25 - $25.00

Select items on clearance

18"x20" Velvet Round Outdoor Chair Seat Cushion - Threshold™

Threshold

$17.00

reg $20.00

Clearance

18"x20" Woven Outdoor Chair Seat Cushion - Threshold™

Threshold

4.6(146)

+ 9

Loved for: comfortable

$44.99

ARDEN Outdoor Wicker Chair Cushion, 2 pack 18 x 20

Arden

4.8(71)

+ 6

Loved for: vibrant colors

$21.25

reg $25.00

Clearance

18"x20" Brushstroke Ikat Outdoor Bench and Chair Cushion - Threshold™

Threshold

5(2)

$59.99

ARDEN earthFIBER Outdoor Wicker Chair Cushion, 2 Pack, 20 x 18

Arden

Recommendations for you

$66.99 - $129.99
Select items on sale
Aoodor Outdoor Dining Chair Cushions Set of 4, Waterproof Patio Furniture Seat Cushions, Outdoor Chair Pads with Ties
4.1 out of 5 stars with 20 ratings
$44.99 - $89.99
Select items on sale
Aoodor Outdoor Dining Chair Cushions Set of 2, Water-Resistant Patio Furniture Seat Cushions, Outdoor Chair Pads with Ties
3.9 out of 5 stars with 7 ratings
$21.25
reg $25.00 Clearance
18"x20" Velvet Outdoor Deep Seat Cushion - Threshold™
3 out of 5 stars with 2 ratings
$12.75 - $15.00
Select items on clearance
17"x17" Outdoor Chair Seat Cushion - Room Essentials™
4.2 out of 5 stars with 29 ratings
$83.99 - $174.29
reg $130.49 - $259.49 Sale
Outsunny Patio Chair Cushions with Seat Cushion & Backrest, Fade Resistant 24" x 24" Seat Replacement Cushion Set
4 out of 5 stars with 20 ratings
Highly rated
$38.49 - $44.07
reg $109.98 - $115.98 Sale
Peace Nest Solid Outdoor Patio Seat Cushion Set of 4
5 out of 5 stars with 5303 ratings
$58.98
reg $99.00 Sale
WestinTrends Solace Outdoor Patio Furniture Seat Chair Square Cushions with Piping. Set of 2, 20" x 19"
5 out of 5 stars with 1 ratings
Highly rated
$32.99 - $45.49
Kensington Garden 2pc 18" Square Outdoor Chair Pad
4.5 out of 5 stars with 22 ratings
Highly rated
$24.99
ARDEN Outdoor Seat or Rocking Chair Cushion, 19 x 18, Water Repellent, Fade Resistant
4.8 out of 5 stars with 51 ratings
$62.98
reg $139.00 Sale
WestinTrends Solace Outdoor Patio Furniture Seat Chair Square Cushions Set of 2, 20" x 19"
3.5 out of 5 stars with 4 ratings
$44.99
ARDEN Outdoor Wicker Chair Cushion, 2 pack 18 x 20
4.8 out of 5 stars with 71 ratings
$27.99
ARDEN Basics Outdoor Midback Dining Chair Cushion, 19.5 x 17, Water Repellent and Fade Resistant
4.8 out of 5 stars with 31 ratings
$46.75
reg $55.00 Clearance
2pc 20"x20" Solid Deep Outdoor Deep Seat Cushions - Room Essentials™
3.3 out of 5 stars with 3 ratings
$44.98 - $119.00
Select items on sale
WestinTrends Solace Outdoor Chaise Lounge Chair Cushions Set of 2
5 out of 5 stars with 2 ratings
$21.25 - $25.00
Select items on clearance
18"x20" Velvet Round Outdoor Chair Seat Cushion - Threshold™
$39.99 - $132.99
reg $90.89 - $415.59 Sale
Patio Cushions Outdoor Chair Pads Thick Fiber Fill Tufted 19" x 19" by Sweet Home Collection®
4 out of 5 stars with 58 ratings
$46.75
reg $55.00 Clearance
Floral Print Deep Seat Cushion Set Multi Warm - Room Essentials™
5 out of 5 stars with 1 ratings
Highly rated
$37.99 - $42.99
ARDEN earthFIBER Outdoor Dining Chair Cushion, 20 x 20, Water Repellent, Fade Resistant, 1-Piece Cushion for Dining Chairs 20 x 20
4.9 out of 5 stars with 41 ratings
$50.98
18in Square Outdoor Chair Pad (2-Pack)
$47.99 - $55.89
reg $119.98 - $129.98 Sale
Peace Nest Set of 4 Outdoor Seat Cushions Solid Color
3 out of 5 stars with 3 ratings
$53.98
reg $99.00 Sale
WestinTrends Solace Outdoor Patio Furniture Seat Chair Square Cushions with Piping. Set of 2, 20" x 19", Gray
$80.98
18in Square Outdoor Chair Pad Set of 4
$35.99 - $49.99
reg $71.99 - $119.99 Sale
Costway 2 PCS Patio Chair Seat Cushion Pads Indoor/Outdoor Brown/Red/Beige/Navy/Turquoise/Multicolor
3.9 out of 5 stars with 29 ratings
$26.49
Oakland Living 20"x19" Patio Dining Outdoor Chair Cushion Off-White: Removable Zippered Cover, 1-Year Warranty, All-Weather Foam

Sponsored

$34.99

ARDEN Outdoor Midback Chair Cushion, 18 x 16.5

Arden

4.9(55)

+ 17

Loved for: comfortable

$129.99

ARDEN Oceantex Outdoor Plush Modern Tufted Adirondack Cushion, 2 Pack, 20 x 18

Arden

$66.99 - $129.99

Select items on sale

Aoodor Outdoor Dining Chair Cushions Set of 4, Waterproof Patio Furniture Seat Cushions, Outdoor Chair Pads with Ties

Aoodor

4.1(20)

+ 7

Loved for: comfort

$39.99 - $85.99

reg $79.99 - $159.99

Sale

Costway 22'' x44'' Indoor Outdoor Back Chair Cushion Tufted Pillow Patio Seating Pad BlackBeigeBrown

Costway

4.8(89)

Loved for: comfortable thickness

$32.99 - $45.49

Kensington Garden 2pc 18" Square Outdoor Chair Pad

Kensington Garden

4.5(22)

+ 21

Loved for: comfortable

$26.49

Oakland Living 20"x19" Patio Dining Outdoor Chair Cushion Off-White: Removable Zippered Cover, 1-Year Warranty, All-Weather Foam

Oakland Living

$37.49 - $52.99

Lower price on select items

Arden 24"x24" Outdoor Deep Seat Cushion Set

Arden

4.5(459)

+ 14

Loved for: soft

$62.99

reg $78.99

Sale

PIA RICCO 22.7” Dx24.5” W Outdoor Patio Deep Back and Seat Cushion Set, Waterproof & Fade Resistant Outdoor Chair Cushions

PIA RICCO

Highly rated
$39.99 - $85.99
reg $79.99 - $159.99 Sale
Costway 22'' x44'' Indoor Outdoor Back Chair Cushion Tufted Pillow Patio Seating Pad BlackBeigeBrown
4.8 out of 5 stars with 89 ratings
$36.99 - $39.99
reg $73.98 - $79.98 Sale
Garvee 48/54"x18" Bench Cushion – Indoor/Outdoor, High Elasticity, Water-Resistant, Ties, Removable Cover & Non-Slip for Garden Swing, Porch, Sofa
4.6 out of 5 stars with 59 ratings
Highly rated
$39.99 - $59.99
reg $79.99 - $179.99 Sale
Costway 22''x44'' High Back Chair Cushion Patio Seating Pad BlueGrayOrangeRed&Orange
4.8 out of 5 stars with 90 ratings
$35.99 - $49.99
reg $71.99 - $119.99 Sale
Costway 2 PCS Patio Chair Seat Cushion Pads Indoor/Outdoor Brown/Red/Beige/Navy/Turquoise/Multicolor
3.9 out of 5 stars with 29 ratings
$34.99 - $104.99
reg $69.99 - $259.99 Sale
Costway Outdoor Chair Cushion Set of 2/4/6 Waterproof Fade-Resistant Olefin Seat Cushions Brown/Navy/Gray/Black
4.9 out of 5 stars with 70 ratings
$39.99 - $132.99
reg $90.89 - $415.59 Sale
Patio Cushions Outdoor Chair Pads Thick Fiber Fill Tufted 19" x 19" by Sweet Home Collection®
4 out of 5 stars with 58 ratings
$62.98
reg $139.00 Sale
WestinTrends Solace Outdoor Patio Furniture Seat Chair Square Cushions Set of 2, 20" x 19"
3.5 out of 5 stars with 4 ratings
$26.99 - $29.99
reg $41.40 - $43.49 Sale
Outsunny Outdoor Chair Cushions Set of 4, Round Seat Cushions for Dining Chairs Bistro Chairs with Machine Washable Cover, 15" x 15" x 3"
3.8 out of 5 stars with 10 ratings
$130.90
reg $223.00 Sale
Covers&All Outdoor Sunbrella Deep Seat Cushion Set, Water, UV & Fade Resistant Seat & Back Cushions for Outdoor Furniture
4.2 out of 5 stars with 6 ratings
$39.99
reg $59.69 Sale
Outdoor Patio Loveseat Thick Tufted 44" x 19" Fiberfill Cushion by Sweet Home Collection®
4.3 out of 5 stars with 24 ratings
$62.99
reg $78.99 Sale
PIA RICCO 22.7” Dx24.5” W Outdoor Patio Deep Back and Seat Cushion Set, Waterproof & Fade Resistant Outdoor Chair Cushions
$62.99
reg $78.99 Sale
PIA RICCO 22.57” Dx24.36” W Outdoor Patio Deep Back and Seat Cushion Set, Waterproof & Fade Resistant Back Pillows
3.7 out of 5 stars with 3 ratings
$71.99 - $112.99
reg $139.99 - $199.99 Sale
Crestlive Products 24.4'' Width x 27.6'' Depth x 4.5'' Thick Outdoor Deep Seat Cushion Set
4.8 out of 5 stars with 33 ratings
$75.99 - $228.99
reg $139.99 - $288.99 Sale
24 x 24 x 5.5in Crestlive Products Outdoor Deep Seat Cushion Set Seat Water and Fade Resistant
4.9 out of 5 stars with 37 ratings
$130.90
reg $222.53 - $223.00 Sale
Covers&All Outdoor Sunbrella Deep Seat Cushion Set, Water, UV & Fade Resistant Seat & Back Cushions for Outdoor Furniture
3.2 out of 5 stars with 17 ratings
$58.98
reg $99.00 Sale
WestinTrends Solace Outdoor Patio Furniture Seat Chair Square Cushions with Piping. Set of 2, 20" x 19"
5 out of 5 stars with 1 ratings
$49.99 - $56.99
reg $99.98 - $113.98 Sale
Garvee 48/59"x18"x5" Tufted Thick Bench Cushion – Indoor/Outdoor High Elasticity Pad with Ties & Non-Slip Bottom for Swing, Porch, Settee, Sofa
4.8 out of 5 stars with 52 ratings
$66.99 - $98.99
reg $99.99 - $149.99 Sale
Crestlive Products 22 x 21 x 3.5 Inch Outdoor Deep Seat Cushion Set - 2 Sets Water Repellent and Fade Resistant
4.9 out of 5 stars with 27 ratings
$95.99 - $104.99
reg $136.43 - $157.49 Sale
Outsunny 2 Seater Patio Furniture Cushions, 5 in Outdoor Loveseat Cushions with Removable Cover, Replacement Cushions for Outdoor Furniture
2.3 out of 5 stars with 4 ratings
$130.90
reg $223.00 Sale
Covers&All Outdoor Sunbrella Deep Seat Cushion Set, Water, UV & Fade Resistant Seat & Back Cushions for Outdoor Furniture
4.5 out of 5 stars with 9 ratings
$40.99 - $62.99
reg $76.49 - $97.49 Sale
Outsunny Tufted Bench Cushions & Throw Pillows, 4 Piece, Indoor/Outdoor Replacement Bench Seat Pad, Back Cushion & 2 Pillows
4.5 out of 5 stars with 6 ratings
$54.99 - $65.09
reg $77.82 - $92.99 Sale
Outsunny Adirondack Chair Cushions Set of 2, Tufted High Back Patio Chair Cushions with Ties, Non-Slip Cushions for Adirondack Chairs
3.9 out of 5 stars with 11 ratings
$42.99 - $205.99
reg $85.99 - $399.99 Sale
Costway 2/4/6-Pack 24" x 24" Deep Seat Cushion & Back Pillow with Removable Covers Outdoor Brown/Navy/Gray/Black
4.9 out of 5 stars with 165 ratings
$64.46 - $86.89
reg $110.00 - $148.00 Sale
Covers&All Sunbrella Round Seat Cushion with Handle, Plush Outdoor Pillows and Chair Cushions
4.3 out of 5 stars with 7 ratings

Guests also ask:

What are the common dimensions for patio chair cushions around 18 x 20 inches?

Typical listings show seat widths of about 18–20 inches, seat depths around 16.5–18 inches, back heights about 20–22.5 inches, and cushion thicknesses ranging roughly 3.5–5 inches.

What materials and fill types are used in 18 x 20 patio chair cushions?

Outer fabrics are commonly 100% polyester, and fills are polyester-based (polyfiber or blowfill). Several listings also note partially recycled polyester fills or fill made from recycled plastic bottles.

What outdoor treatments protect 18 x 20 patio chair cushions from water and sun?

Many cushions have water-repellent and fade-resistant finishes and are described as water- and UV-resistant. Some listings specifically call out an eco-friendly PFAS-Free C0 water treatment.

How should I clean and maintain 18 x 20 patio chair cushions?

Care instructions commonly recommend spot cleaning or wiping with soap and water for easy maintenance. Follow any manufacturer directions on the product label for best results.

What eco-friendly features are available in 18 x 20 patio chair cushions?

Some listings highlight eco-friendly elements such as PFAS-Free C0 water treatments and fills made from recycled polyester or recycled plastic bottles (partially recycled polyester fiber fill).