Cheapest Gas in Lake Charles: Where to Fill Up This Weekend

Lake Charles, Louisiana - It feels like every time that little yellow gas light comes on and we head to the pump, gas prices just keep going up. Today, we're looking at the cheapest places to get gas around Lake Charles and Southwest Louisiana...

If you're looking to save a little money at the pump, it may pay to shop around before filling up. Gas prices can change from one station to the next, even when they are only a few miles apart.

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Gas Prices Rising Across The Country

According to the latest AAA gas price data from September 15, the average price for regular gas in Louisiana is $3.90 per gallon. That's up from $3.78 a week ago and $3.57 a month ago. Drivers are also paying much more than they were this time last year, when the Louisiana average was about $2.77 per gallon.

The average price in the Lake Charles area is almost the same as the state average. Regular gas is averaging about $3.90 per gallon in Lake Charles. Mid-grade is around $4.39, premium is about $4.76, and diesel is averaging $5.81.

AAA also reports the national average is currently about $4.33 per gallon, meaning Louisiana drivers are still paying less than the national average.

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Cheapest Gas Prices Around Lake Charles & SWLA (September 18th, 2026)

1. Valero (1322 Country Club Rd, Lake Charles, LA) - $3.49
2. Chevron (801 Country Club Rd, Lake Charles, LA) - $3.49
3. Murphy USA (3441 Nelson Road, Lake Charles, LA) - $3.53
4. Murphy USA (3425 Gerstner Memorial, Lake Charles, LA) - $3.53
5. Walmart (2011 Ryan St, Lake Charles, LA) - $3.53
6. Sam's Club (2025 Sam’s Way, Lake Charles, LA) - $3.53
7. Love's Travel Stop (2024A West St, Vinton, LA) - $3.59
8. Sunoco & Stripes (3201 Gestner Memorial Dr, Lake Charles, LA) - $3.59
9. Love's Travel Stop (1118 Lowe-Grout Rd, Iowa, LA) - $3.69
10. QuikTrip (6010 E Opelousas St, Lake Charles, LA) - #3.69

Gas prices can change quickly, so these numbers may not be the same when you stop to fill up. Still, checking prices before heading to the gas station could help you keep a few extra dollars in your wallet.