Travelers have found it’s best to book a flight 31 days in advance to save up to 31% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 31 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Napa Valley to St. Louis 1-2 weeks in advance for as low as $442, or $488 for flights within the next 24 hours.
January is one of the best times of the year to fly to St. Louis from Napa Valley. Prices for January average $420 per person but you can even find prices for as low as $134. The most expensive prices can be found in the month of July. Opting for a January flight can save you 40% on your journey compared to booking in July
When flying from Napa Valley to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Napa Valley.