August is the cheapest month to fly this route, with average fares around $1036 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $1164 | $1096 | ||
| June 2026 | $1205 | $1027 | Peak | |
| July 2026 | $1047 | $989 | ||
| August 2026 | $1036 | $1018 | Best |
Departing on Wednesday offers the lowest average fares at $1081. Saturday departures are the most expensive at $1188, a difference of $107.
The best time to fly is August. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Detroit to Paris is August, with average round-trip fares around $1036. The lowest fare found in August is $1018.
Wednesday departures are the cheapest, averaging $1081 round trip. The most expensive day is Saturday at $1188.
Based on current pricing trends, booking for August travel offers the best value. Avoid June if possible, as fares average $1205 compared to $1036 in the cheapest month. May is a solid middle-ground option at $1164.
Flying in August instead of June can save you approximately $169 per round trip. The cheapest month averages $1036 while the most expensive averages $1205.
Airlines, flight times, price calendar, and more for Detroit to Paris
View DTW → CDG Details