July is the cheapest month to fly this route, with average fares around $224 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $276 | $220 | Peak | |
| June 2026 | $237 | $207 | ||
| July 2026 | $224 | $197 | Best | |
| August 2026 | $224 | $207 |
Departing on Wednesday offers the lowest average fares at $208. Sunday departures are the most expensive at $270, a difference of $62.
The best time to fly is July. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Las Vegas to Detroit is July, with average round-trip fares around $224. The lowest fare found in July is $197.
Wednesday departures are the cheapest, averaging $208 round trip. The most expensive day is Sunday at $270.
Based on current pricing trends, booking for July travel offers the best value. Avoid May if possible, as fares average $276 compared to $224 in the cheapest month. June is a solid middle-ground option at $237.
Flying in July instead of May can save you approximately $52 per round trip. The cheapest month averages $224 while the most expensive averages $276.
Airlines, flight times, price calendar, and more for Las Vegas to Detroit
View LAS → DTW Details