Gas cost from Phoenix to Las Vegas
Driving from Phoenix to Las Vegas is about 301 miles and takes around 5 hr 33 min. In a car that gets 25 mpg, the gas costs about $62.07 one way, or $124.14 for the round trip, at $5.15 a gallon for regular, the West Coast (excluding California) weekly average.
Gas cost by miles per gallon
| Fuel economy | Regular, one way | Regular, return | Diesel, one way |
|---|---|---|---|
| 20 mpg | $77.58 | $155.17 | $100.03 |
| 25 mpg | $62.07 | $124.14 | $80.03 |
| 30 mpg | $51.72 | $103.45 | $66.69 |
| 35 mpg | $44.33 | $88.67 | $57.16 |
| 40 mpg | $38.79 | $77.58 | $50.02 |
Based on the West Coast (excluding California) weekly average: $5.15 regular, $6.64 diesel a gallon. US mpg.
Sharing the cost
At 25 mpg, the round trip costs $124.14 in gas. Split between two people that's $62.07 each, or $31.03 each between four.
Cutting the cost of this trip
- Fill up before you hit the interstate where you can, and avoid stations right by the exit.
- Check your tyre pressures before you set off. Under-inflated tyres use more gas.
- Keep a steady speed. Dropping from 75 to 65 mph on a long run saves a noticeable amount.
More ideas in our fuel-saving guides.
Frequently asked questions
How much does it cost to drive from Phoenix to Las Vegas?
About $62.07 one way in a car that gets 25 mpg, or $124.14 for the return trip, at $5.15 a gallon for regular, the West Coast (excluding California) weekly average.
How far is Phoenix from Las Vegas by car?
About 301 miles by road on the fastest route.
How long does it take to drive from Phoenix to Las Vegas?
Around 5 hr 33 min without stops or heavy traffic.
How much gas will I need?
About 12.1 gallons at 25 mpg. A less efficient car needs more: check the table above.
Other road trips
- Phoenix to Los Angeles 372 mi
- Los Angeles to Las Vegas 270 mi
- Charlotte to Atlanta 244 mi
- Denver to Salt Lake City 536 mi
- San Francisco to Lake Tahoe 207 mi
- New York to Philadelphia 96 mi