Costco W San Antonio Gas Prices – San Antonio, TX
- Regular · today
- $3.529▼ −$0.050
- Premium · today
- $4.059▼ −$0.070
USD per gallon · Last updated September 30, 2026 · This station does not sell diesel
191 W Loop 1604 S, San Antonio, TX 78245-4191 · Open in Maps ↗
30-day range
where today sits- Regular$3.529 today · avg $3.502$3.279 low$3.689 high
- Premium$4.059 today · avg $4.081$3.829 low$4.349 high
Price history at W San Antonio
Last 30 days · USD per gallonView data as table
| Date | Regular | Premium |
|---|---|---|
| Sep 1 | $3.279 | $3.829 |
| Sep 2 | $3.279 | $3.829 |
| Sep 3 | $3.279 | $3.829 |
| Sep 4 | $3.279 | $3.829 |
| Sep 5 | $3.279 | $3.829 |
| Sep 6 | $3.279 | $3.829 |
| Sep 7 | $3.329 | $3.899 |
| Sep 8 | $3.329 | $3.899 |
| Sep 9 | $3.329 | $3.899 |
| Sep 10 | $3.379 | $3.949 |
| Sep 11 | $3.599 | $4.299 |
| Sep 12 | $3.599 | $4.349 |
| Sep 13 | $3.599 | $4.349 |
| Sep 14 | $3.659 | $4.259 |
| Sep 15 | $3.689 | $4.199 |
| Sep 16 | $3.459 | $4.199 |
| Sep 17 | $3.599 | $4.159 |
| Sep 18 | — | — |
| Sep 19 | $3.599 | $4.199 |
| Sep 20 | $3.599 | $4.199 |
| Sep 21 | $3.659 | $4.199 |
| Sep 22 | $3.659 | $4.159 |
| Sep 23 | $3.639 | $4.189 |
| Sep 24 | $3.629 | $4.189 |
| Sep 25 | $3.639 | $4.189 |
| Sep 26 | $3.599 | $4.139 |
| Sep 27 | $3.599 | $4.119 |
| Sep 28 | $3.599 | $4.159 |
| Sep 29 | $3.579 | $4.129 |
| Sep 30 | $3.529 | $4.059 |
Last updated September 30, 2026. Prices are collected once daily and can lag same-day changes at the pump.
Today’s price in context
At $3.529 for Regular, W San Antonio is tied for the 2nd cheapest of 44 Costco gas stations in Texas today, $0.090 below the Texas average of $3.619.
New Braunfels, 45.2 mi away, is $0.030 cheaper.
- vs the US average
- $1.077 below, at $4.606
- Premium over Regular
- $0.530 — the Texas median is $0.570
- Over the last 30 days
- up $0.250
- Days the price changed
- 14 of 29 reported days
- Cheapest day in the window
- September 6, 2026, at $3.279
- 15-gallon fill
- $52.94, $3.75 more than at the 30-day low
- Nearest cheaper station
- New Braunfels — 45.2 mi
W San Antonio is located at 191 W Loop 1604 S, San Antonio, TX 78245-4191, in Texas. The gas station sits in the warehouse parking lot and is open to Costco members, selling Regular and Premium — this location does not sell diesel. Gas station hours are 6 a.m. – 10 p.m. on weekdays, 6 a.m. – 8:30 p.m. on Saturdays and 6 a.m. – 7:30 p.m. on Sundays, in local time.
Station details
San Antonio Gas station hours
- Mon–Fri
- 6 a.m. – 10 p.m.
- Saturday
- 6 a.m. – 8:30 p.m.
- Sunday
- 6 a.m. – 7:30 p.m.
San Antonio Warehouse hours
- Mon–Fri
- 10 a.m. – 8:30 p.m.
- Saturday
- 9:30 a.m. – 7 p.m.
- Sunday
- 10 a.m. – 6 p.m.
Costco gas near W San Antonio
- 1NW San AntonioSan Antonio, TX · 12.2 mi$3.549Regular
- 2SelmaSelma, TX · 25.8 mi$3.529Regular
- 3New BraunfelsNew Braunfels, TX · 45.2 mi$3.499Regular
- 4KyleKyle, TX · 66.3 mi$3.589Regular
- 5AustinAustin, TX · 88.4 mi$3.559Regular
Distances are straight-line. Prices across the border are shown in that country’s units (¢ per litre).
Cities near San Antonio
- Costco gas prices Selma · TX · 26 mi$3.529
- Costco gas prices New Braunfels · TX · 45 mi$3.499
- Costco gas prices Kyle · TX · 66 mi$3.589
- Costco gas prices Austin · TX · 88 mi$3.559
- Costco gas prices Cedar Park · TX · 93 mi$3.579
- Costco gas prices Liberty Hill · TX · 98 mi$3.649
- Costco gas prices Pflugerville · TX · 98 mi$3.529
- Costco gas prices Georgetown · TX · 107 mi$3.649
At this location
- Warehouse opened
- September 2021
- Warehouse phone
- (210) 868-6725
- Pumps open before the warehouse
- 4 hours on weekdays
Also at this warehouse: a food court, a pharmacy, an optical department and a tire center.
Costco publishes one number per warehouse; there is no separate line for the gas station.
Frequently asked questions
How much is gas at Costco W San Antonio today?
As of the September 30, 2026 reading: Regular $3.529 and Premium $4.059 per gallon. Prices are collected once a day, so the pump can differ.
What time does the Costco W San Antonio gas station open?
The pumps are open 6 a.m. – 10 p.m. weekdays, 6 a.m. – 8:30 p.m. Saturdays and 6 a.m. – 7:30 p.m. Sundays, in local time. The pumps open 4 hours before the warehouse on weekdays.
Does the Costco W San Antonio gas station sell diesel?
No — this station sells Regular and Premium, and has reported no diesel price in the last 30 days.
Is Costco W San Antonio cheaper than the average Costco station in Texas?
Yes — at $3.529, Regular here is $0.090 below the Texas Costco average of $3.619.
Where is the Costco W San Antonio gas station?
At 191 W Loop 1604 S, San Antonio, TX 78245-4191. It sits in the Costco warehouse parking lot and is open to members only.
Do you need a Costco membership to buy gas?
Yes — a Gold Star, Executive or Business membership card has to be scanned at the pump before it will dispense, though a Costco Shop Card also works for non-members.
What payment methods does the Costco gas station accept?
Visa, PIN debit and the Costco Shop Card; US Costco fuel pumps take no cash and no Mastercard, American Express or Discover.
Looking for a different station?
Search Costco gas stations by name, city, state, or ZIP code.