Costco Gas Prices in South San Francisco, California
S San Francisco · Warehouse #422
451 S AIRPORT BLVD, South San Francisco, California 94080-6909
Prices updated: August 12, 2026 at 4:00 AM
Regular
$5.199
PRICE PER GALLON
Press
Premium
$5.699
PRICE PER GALLON
Press
Current gas prices at Costco #422
This Costco gas station is located at 451 S AIRPORT BLVD in South San Francisco, California. The latest reported fuel prices are regular at $5.199/gal, premium at $5.699/gal. Prices were last updated on August 12, 2026 at 4:00 AM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$5.199+0.280 (5.7%)
Premium
$5.699+0.200 (3.6%)
DateRegPrem
Aug 12, 4:00 AM$5.199$5.699
Aug 10, 5:00 PM$5.199$5.779
Aug 9, 5:00 PM$5.199$5.729
Aug 8, 7:00 PM$5.199$5.779
Aug 6, 4:00 PM$5.199$5.799
Aug 3, 5:00 PM$5.299$5.899
Aug 2, 5:00 PM$5.279$5.899
Jul 31, 5:00 PM$5.279$5.879
Jul 31, 4:00 PM$5.299$5.899
Jul 27, 3:00 PM$5.299$5.849
Jul 24, 4:00 PM$5.299$5.799
Jul 22, 10:00 PM$5.299$5.699
Jul 22, 5:00 PM—$5.699
Jul 22, 4:00 PM$5.249$5.599
Jul 20, 4:00 PM$5.249$5.649
Jul 18, 9:00 PM$5.249$5.599
Jul 17, 11:00 PM$5.159$5.559
Jul 17, 3:00 PM$5.149$5.499
Jul 16, 10:00 PM$5.099$5.499
Jul 16, 5:00 PM$5.049$5.549
Jul 15, 9:00 PM$4.999$5.499
Jul 15, 3:00 PM$4.899$5.499
Jul 14, 10:00 PM$4.859$5.499
Jul 14, 4:00 PM$4.899$5.499
Jul 13, 5:00 PM$4.919$5.499