Buick · gas
Buick Encore GX fuel economy & road trip cost
The Buick Encore GX (2020–2025) is rated at 28 combined MPG with a 13.2 gallon tank, giving roughly 296 miles between stops once you keep a sensible reserve.
Combined MPG
28
Tank
13.2 gal
Usable range
296 mi
Cost per mile
$0.123
Gas cost per 100 miles in a Buick Encore GX
| Pump price ($/gal) | 100 miles | 300 miles | Full tank |
|---|---|---|---|
| $3.00 | $10.71 | $32.14 | $39.60 |
| $3.50 | $12.50 | $37.50 | $46.20 |
| $4.00 | $14.29 | $42.86 | $52.80 |
| $4.50 | $16.07 | $48.21 | $59.40 |
| $5.00 | $17.86 | $53.57 | $66.00 |
Highway-heavy trips usually beat the combined rating; city traffic and roof loads reduce it.
Popular trips in a Buick Encore GX
- Las Vegas to Phoenix · ~$37
- Las Vegas to Los Angeles · ~$33
- Los Angeles to San Francisco · ~$51
- Los Angeles to San Diego · ~$16
- Los Angeles to Las Vegas · ~$33
- San Francisco to Los Angeles · ~$51
- New York to Boston · ~$28
- New York to Washington · ~$30
- New York to Philadelphia · ~$12
- Chicago to Indianapolis · ~$24
- Chicago to Detroit · ~$35
- Chicago to St. Louis · ~$38
Other Buick models
Fuel figures on this page are modelled estimates built from published EPA combined MPG ratings and curated regional pump-price baselines. They are not live station quotes — always confirm the price at the pump before you travel.