Yes, there are multiple flights from Qatar to Mulhouse for under 2,888﷼. The cheapest flight booked recently is on Turkish Airlines for just 2,750﷼, but on average you can expect to pay 4,645﷼.
There are no direct flights from Qatar to Mulhouse, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
Turkish Airlines and British Airways can get you from Qatar to Mulhouse in just under 9h 10m. Your travel time can differ by up to 1h 45m. This flight may include one or multiple stops.
Turkish Airlines, at 2,751﷼, was found to be the cheapest airline from Qatar to Mulhouse. An alternate airline flying to your destination would be British Airways.