Ontario Costco Gas Prices

Find the cheapest Costco gas in Ontario— every fuel center ranked by today's price.

27 Costco fuel centers in 21 cities · 1 of 27 sell diesel

Ontario Avg Regular

154.4¢

per litre

Ontario Avg Premium

177.7¢

per litre

Ontario Avg Diesel

199.9¢

per litre

All prices in CAD per litre.

Ontario regular is4.5¢belowthe Canada average (158.9¢/L)

Premium runs23.3¢above regular on average

Cheapest

Niagara Falls

144.9¢/L

Most expensive

S London

London

159.9¢/L

30-day Ontario average price trend

RegularPremiumDiesel

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Showing 1–12 of 21

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All Ontario stations by price

Station	Address	Regular	Premium	Diesel
Niagara Falls Niagara Falls	7500 Pin Oak Drive Niagara Falls, ON L2H 3S7	144.9¢	169.9¢
Stoney Creek Stoney Creek	1330 South Service Rd Stoney Creek, ON L8E 5C5	146.9¢	169.9¢
N Mississauga Mississauga	5900 Rodeo Dr Mississauga, ON L5R 3S9	149.9¢	172.9¢
N Oshawa Oshawa	100 Windfields Farm Dr E Oshawa, ON L1L 0R8	149.9¢	174.9¢
Oshawa Oshawa	130 Ritson Rd North Oshawa, ON L1G 0A6	149.9¢	174.9¢
Barrhaven Nepean	4315 Strandherd Dr Nepean, ON K2J 6E5	152.9¢	177.9¢
Barrie Barrie	41 Mapleview Dr E Barrie, ON L4N 9A9	152.9¢	179.9¢
Gloucester Gloucester	1405 Blair Towers Place Gloucester, ON K1J 1A5	152.9¢	177.9¢
Guelph Guelph	19 Elmira Rd S Guelph, ON N1K 0B6	152.9¢	177.9¢
Nepean Nepean	1849 Merivale Rd Nepean, ON K2G 1E3	152.9¢	179.9¢
Newmarket Newmarket	107 Harry Walker Parkway S Newmarket, ON L3Y 7B3	152.9¢	177.9¢
Scarborough Scarborough	1411 Warden Ave Scarborough, ON M1R 2S3	152.9¢	177.9¢
Windsor Windsor	4411 Walker Rd Windsor, ON N8W 3T6	152.9¢	171.9¢
Ancaster Ancaster	100 Legend Crt Ancaster, ON L9K 1J3	154.9¢	179.9¢
NW Vaughan Woodbridge	55 New Huntington Rd Woodbridge, ON L4H 0S8	154.9¢	177.9¢
Sudbury Sudbury	1465 Kingsway Sudbury, ON P3B 0A5	154.9¢	174.9¢
Vaughan Woodbridge	71 Colossus Dr Woodbridge, ON L4L 9J8	154.9¢	177.9¢
Orillia Orillia	625 University Ave Orillia, ON L3V 0Y7	155.9¢	179.9¢
Waterloo Waterloo	930 Erb St W Waterloo, ON N2J 3Z4	155.9¢	179.9¢
Brantford Brantford	175 Roy Boulevard Brantford, ON N3R 7K1	156.9¢	179.9¢
Etobicoke Etobicoke	50 Queen Elizabeth Blvd Etobicoke, ON M8Z 1M1	156.9¢	179.9¢
Ajax Ajax	150 Kingston Rd E Ajax, ON L1Z 1E5	159.9¢	182.9¢
C Mississauga Mississauga	1570 Dundas Ste East Mississauga, ON L4X 1L4	159.9¢	177.9¢
N London London	693 Wonderland Rd N London, ON N4H 4L1	159.9¢	182.9¢	199.9¢
NW Toronto Etobicoke	2260 Islington Ave Etobicoke, ON M9W 3W6	159.9¢	177.9¢
Peterborough Peterborough	485 The Parkway Peterborough, ON K9J 0B3	159.9¢	179.9¢
S London London	3140 Dingman Drive London, ON N6E 3W8	159.9¢	182.9¢

Showing 1–10 of 27

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Prices in CAD per litre.