June is the cheapest month to fly this route, with average fares around $69 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $84 | $56 | Peak | |
| June 2026 | $69 | $56 | Best | |
| July 2026 | $78 | $56 | ||
| August 2026 | $74 | $56 |
Departing on Tuesday offers the lowest average fares at $59. Friday departures are the most expensive at $100, a difference of $41.
The best time to fly is June. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from San Diego to Las Vegas is June, with average round-trip fares around $69. The lowest fare found in June is $56.
Tuesday departures are the cheapest, averaging $59 round trip. The most expensive day is Friday at $100.
Based on current pricing trends, booking for June travel offers the best value. Avoid May if possible, as fares average $84 compared to $69 in the cheapest month. July is a solid middle-ground option at $78.
Flying in June instead of May can save you approximately $15 per round trip. The cheapest month averages $69 while the most expensive averages $84.
Airlines, flight times, price calendar, and more for San Diego to Las Vegas
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