Travelling from most locations, it is best to book your flight to Riyadh during the month of November for the best deal, although there are other times of the year which offer great deals as well.
Most flyers found that booking flight tickets 60 days in advance of their planned departure date is, on average, the best time to get cheap flights to Riyadh.
On average, the cheapest flights to Riyadh are found when departing on a Wednesday. Try to avoid departing on a Saturday, as this is usually the most expensive day.
On average you can find the best deals on plane tickets to Riyadh when looking for flights with evening departure times.