How to find the cheapest flight from
St Louis (STL) to Riyadh (RUH)
What is the cheapest day to fly round-trip from St Louis to Riyadh?
Sunday is generally a great day to depart. Flying on this day could help you save up to 12%.
When is the cheapest time to fly from St Louis to Riyadh (STL - RUH)?
When flying from St Louis to Riyadh, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 10% versus a flight in the morning.
Related info for your journey
Useful info, stats and facts about St Louis to Riyadh flights.
Alternative routes for St Louis to Riyadh
Destination information for Riyadh
Things to know before you go. Useful info for your trip from St Louis to Riyadh