How gas prices have changed in the U.S. in the last week Dec. 15, 2025

CheapInsurance.com compiled statistics on gas prices in the U.S. using data from AAA. Gas prices are current as of December 15.

U.S. by the numbers
- Gas current price: $2.91
- Week change: -$0.05 (-1.6%)
- Year change: -$0.12 (-3.9%)
- Historical expensive gas price: $5.02 (6/14/22)

- Diesel current price: $3.63
- Week change: -$0.05 (-1.5%)
- Year change: +$0.13 (+3.7%)
- Historical expensive diesel price: $5.82 (6/19/22)

Metros with the least expensive gas
#1. Lawton, OK: $2.18
#2. Oklahoma City, OK: $2.18
#3. Columbus, NE: $2.19

Read on to see which metros have the most expensive gas prices.

Elen Nika // Shutterstock

1 / 5

#5. San Diego, CA

- Regular gas price: $4.56

Rangsarit Chaiyakun // Shutterstock

2 / 5

#4. San Luis Obispo-Atascadero-Paso Robles, CA

- Regular gas price: $4.57

jittawit21 // Shutterstock

3 / 5

#3. Napa, CA

- Regular gas price: $4.58

Istvan Csak // Shutterstock

4 / 5

#2. Hilo, HI

- Regular gas price: $4.63

Christian Mueller // Shutterstock

5 / 5

#1. Lihue (Kauai), HI

- Regular gas price: $4.97