The fastest way to find cheap gas in your area
The cheapest gas near you is almost always visible on your phone within seconds. GasBuddy, AAA TripTik, and Google Maps all show current prices at stations within a few miles, updated by drivers or the stations themselves. Open any of these apps, search "gas prices near me," and you will see a ranked list with the lowest prices at the top. Most show the price per gallon, the station address, and how recently the price was reported.
If you want to check before you leave home, these same apps work on a computer. Type your zip code or address into GasBuddy.com or Google Maps, and the results sort by price automatically. The trade-off is that app prices update faster than website prices because drivers report them in real time as they pump.
Prices change multiple times per day, especially at busy stations. A station that was cheapest at 8 a.m. may be 20 cents higher by noon. If you are not in a hurry, checking again in an hour or two can save money—but the time cost of driving to a cheaper station five miles away often erases the savings.
Key Takeaways
- GasBuddy, AAA TripTik, and Google Maps show real-time gas prices ranked by cost, updated by drivers and stations throughout the day.
- Prices at the same station change multiple times daily, so the cheapest option now may not be cheapest in an hour.
- Warehouse clubs like Costco and Sam's Club often have lower per-gallon prices but require membership and may have longer lines.
- Fuel rewards programs at grocery stores and gas chains can lower your effective price by 10 to 30 cents per gallon if you shop there regularly.
- The money saved by driving to a cheaper station farther away often costs more in gas than you gain.
Why prices differ between stations a few blocks apart
Gas stations set their own prices based on what they paid for their last delivery, their location, and what competitors nearby are charging. A station on a highway charges more than one on a side street because drivers have fewer options. A station next to a cheaper competitor will often drop its price to match. Branded stations (Shell, Chevron, Exxon) typically cost more than independent stations with no brand name, sometimes by 10 to 20 cents per gallon.
The time of day and day of week matter too. Prices often rise on Friday and Saturday when more people are driving, and drop on Tuesday and Wednesday. Early morning prices are sometimes lower because stations have not yet adjusted for the day. None of these patterns are may provide—they depend on local supply and what the station's distributor charged that week.
Warehouse clubs and membership programs
Costco, Sam's Club, and BJ's Wholesale all sell gas at prices 10 to 30 cents lower per gallon than most nearby stations. The catch is that you must be a member, and membership costs $45 to $110 per year depending on the club and membership tier. If you fill up once a week, the savings usually cover the membership cost within a few months. If you fill up once a month, the membership may not pay for itself.
Warehouse club gas stations are often less convenient—fewer pumps, longer lines during peak hours, and not every location has a gas station. Check whether the warehouse near you has one before joining. Some clubs let you buy a discounted gift card to use at the pump without a membership, though this is less common now.
Fuel rewards programs at grocery stores and gas chains
Kroger, Safeway, Albertsons, Shell, Speedway, and other chains offer rewards programs that lower your gas price by 3 to 30 cents per gallon depending on how much you spend on groceries or other purchases. You link a loyalty card or phone number to the program, buy groceries or other items, and accumulate points that convert to gas discounts. The discount applies at their gas stations only.
These programs work best if you already shop at that store. Signing up specifically to get gas discounts rarely makes financial sense unless you are filling up multiple times per week. Some programs let you stack discounts—for example, buying a discounted gift card and then using a rewards coupon on top of it—but the rules vary by chain and change frequently. Check the program's website or ask at the customer service desk for current stacking rules.
When to fill up to save the most
Gas prices tend to be lowest on Tuesday and Wednesday mornings, and highest on Friday and Saturday. This pattern is not absolute—it depends on what happened at the oil refinery that week and whether a major storm disrupted supply. Checking prices the night before you need to fill up gives you a sense of the trend, but prices can shift overnight.
If you have a flexible schedule, filling up on a Tuesday or Wednesday instead of a Friday can save 5 to 15 cents per gallon in many areas. Over a year of weekly fill-ups, that adds up to $25 to $75 in savings. If you fill up when you need to, the time cost of waiting for a cheaper day usually outweighs the savings.
Apps and tools beyond the big three
Waze, the navigation app owned by Google, shows gas prices reported by its users and can route you to cheaper stations along your planned route. Upside is a cashback app that pays you 5 to 25 cents per gallon at participating stations—you fill up, take a photo of your receipt, and the money goes into your account. GetUpside works the same way. These apps are free and can stack with other discounts, though the participating stations vary by region.
Some credit cards offer 3% to 5% cash back on gas purchases. If you carry a balance, the interest you pay will erase any savings, but if you pay in full each month, the cash back is real money. Check your card's terms to see whether it offers gas rewards and whether there is a cap on how much you can earn per month or year.
The math on driving farther for cheaper gas
Suppose the cheapest gas in your area is 15 cents per gallon cheaper than the station nearest you, and it is 5 miles away. Your car gets 25 miles per gallon. Driving there and back costs you 10 miles of fuel, which costs about 40 cents in gas. You save 15 cents per gallon on a 15-gallon fill-up, which is $2.25. The net savings is $1.85—not nothing, but small enough that a traffic delay or a longer line erases it.
The farther the cheap station is, the worse the math gets. A 10-mile drive to save 15 cents per gallon costs you 80 cents in fuel and saves you $2.25, for a net of $1.45. A 15-mile drive costs $1.20 and saves $2.25, for a net of $1.05. At some point, the drive is not worth the savings. Most people break even or lose money when the cheaper station is more than 3 to 5 miles away.
Frequently Asked Questions
Do gas prices really change multiple times a day?
Yes. Busy stations in competitive areas can change prices two to four times daily. Slower stations or those in less competitive areas may change once daily or every few days. The app you are using shows the last reported price, which may be an hour or more old at slower stations.
Is premium gas ever cheaper than regular at the same station?
No. Premium gas costs more per gallon at every station because it has a higher octane rating. Your car's manual tells you the minimum octane it needs. Using a lower octane than required can damage the engine, but using a higher octane than required wastes money with no benefit.
Can I use multiple fuel rewards programs at once?
You can have accounts with multiple programs, but each discount applies only at that chain's stations. You cannot combine a Kroger discount with a Shell discount at a Shell station. Some programs let you stack their own discounts—for example, a grocery purchase discount plus a gift card discount—but the rules vary.
What if the gas price shown in the app is wrong when I arrive?
Report the incorrect price in the app so other drivers see the correct one. Most apps have a button to report or update prices. Prices change frequently, so what was accurate an hour ago may be outdated now. If the price is significantly higher than shown, you can choose to fill up elsewhere.
Do I save money by using a debit card instead of credit at the pump?
Some stations charge slightly more for credit cards than debit cards, but the difference is usually a penny or two per gallon. If your credit card offers cash back on gas, the cash back will almost always exceed any small surcharge. Check your card's terms and the station's posted prices to compare.