USA › Road trip gas calculator › Denver to Salt Lake City
Denver to Salt Lake City: gas cost
About 520 miles one way. Fuel cost at this week’s average regular price in Denver: $3.979 per gallon (EIA, week of Oct 5, 2026).
Fuel cost by vehicle
| Vehicle | MPG | Gallons | One way | Round trip |
|---|---|---|---|---|
| Compact car | 35 | 14.9 | $59.12 | $118.23 |
| Midsize sedan | 30 | 17.3 | $68.97 | $137.94 |
| SUV / crossover | 24 | 21.7 | $86.21 | $172.42 |
| Pickup truck | 18 | 28.9 | $114.95 | $229.90 |
💡 Long stretches of I-80 in Wyoming have few stations – fill up when you can.
Calculate with your own numbers
Popular road trips
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|---|---|---|
| Los Angeles → Las Vegas | 270 | $55.88 |
| San Francisco → Los Angeles | 382 | $79.29 |
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| Cleveland → Columbus | 143 | $18.39 |
| New York City → Miami | 1,280 | $176.94 |
| Los Angeles → New York City | 2,790 | $404.92 |
| Chicago → New York City | 790 | $108.20 |
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FAQ
How much does it cost to drive from Denver to Salt Lake City?
At about 520 miles and this week’s average of $3.979 per gallon (Denver), a car averaging 30 MPG uses about 17.3 gallons – roughly $68.97 one way or $137.94 round trip.
How many gallons of gas from Denver to Salt Lake City?
About 14.9 gallons for a 35 MPG car, 21.7 for a 24 MPG SUV and 28.9 for an 18 MPG pickup.
Gas prices by state this week → · Gas price history → · More calculators →
Distances are approximate driving distances. Gas prices: U.S. Energy Information Administration weekly averages for regular gasoline; actual prices along the route vary.