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USA › Road trip gas calculator › San Diego to Las Vegas

San Diego to Las Vegas: gas cost

About 330 miles one way. Fuel cost at this week’s average regular price in California: $5.748 per gallon (EIA, week of Nov 2, 2026).

Fuel cost by vehicle

VehicleMPGGallonsOne wayRound trip
Compact car359.4$54.20$108.39
Midsize sedan3011.0$63.23$126.46
SUV / crossover2413.8$79.04$158.07
Pickup truck1818.3$105.38$210.76

💡 Fill up before leaving California; stations right at the Nevada border charge a premium.

Calculate with your own numbers

Popular road trips

RouteMilesGas cost, 30 MPG
Los Angeles → Las Vegas270$51.68
San Francisco → Los Angeles382$73.19
New York City → Washington, D.C.225$30.86
Boston → New York City215$29.58
Chicago → Detroit283$44.39
Dallas → Houston239$28.50
Houston → Austin165$19.94
Miami → Orlando235$30.33
Seattle → Portland174$30.64
Denver → Salt Lake City520$69.61
Los Angeles → San Diego120$22.97
New York City → Boston215$29.48
Chicago → St. Louis297$46.59
Atlanta → Orlando440$54.19
Phoenix → Los Angeles372$59.16
Cleveland → Columbus143$19.53
New York City → Miami1,280$167.94
Los Angeles → New York City2,790$386.23
Chicago → New York City790$108.02
San Francisco → Seattle808$142.64
Dallas → Austin195$23.26
Dallas → San Antonio275$32.80
Houston → New Orleans350$42.42
Houston → San Antonio200$24.17
Austin → San Antonio80$9.54
Dallas → Oklahoma City205$24.45
Atlanta → Nashville250$30.79
Atlanta → Miami660$81.29
Atlanta → Charlotte245$30.18
Nashville → Memphis210$28.71
Chicago → Minneapolis410$64.32
Chicago → Indianapolis185$29.02
Chicago → Milwaukee92$14.43
Detroit → Cleveland170$23.24
New York City → Philadelphia95$13.03
Philadelphia → Washington, D.C.140$19.75
Washington, D.C. → Orlando855$112.18
New York City → Buffalo375$52.71
New York City → Pittsburgh370$52.01
Boston → Portland, Maine110$15.13
Orlando → Tampa85$10.74
Orlando → Key West410$51.81
Miami → Key West160$20.65
Jacksonville → Miami345$43.60
Seattle → Spokane280$49.31
Portland → San Francisco635$100.99
Los Angeles → Sacramento385$73.77
San Diego → Phoenix355$68.02
San Francisco → Las Vegas565$108.25
Phoenix → Las Vegas300$47.71
Las Vegas → Grand Canyon South Rim280$44.53
Salt Lake City → Las Vegas420$58.98
Denver → Las Vegas750$100.40
Denver → Albuquerque450$60.24
Denver → Chicago1,000$135.60
Kansas City → St. Louis250$34.18
Kansas City → Denver600$82.04
Pittsburgh → Philadelphia305$43.03
Columbus → Chicago355$48.40
Cincinnati → Nashville275$37.49
Phoenix → Tucson115$18.29

FAQ

How much does it cost to drive from San Diego to Las Vegas?

At about 330 miles and this week’s average of $5.748 per gallon (California), a car averaging 30 MPG uses about 11.0 gallons – roughly $63.23 one way or $126.46 round trip.

How many gallons of gas from San Diego to Las Vegas?

About 9.4 gallons for a 35 MPG car, 13.8 for a 24 MPG SUV and 18.3 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.