Cheap flights from New York State to St. Louis from $70

In general, August is the cheapest month to fly from State of New York to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $306. The month of June is another great option to travel to St. Louis, with average flight prices from State of New York averaging around $312.

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $329. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $450. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

Flying to St. Louis from State of New York in the morning is the least expensive time of day to depart. momondo users have found prices as low as $360 when looking at flights departing in the morning. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $375 per ticket.

Fly from Newark to Lambert-St Louis for the best New York - Lambert-St Louis flight prices

There are 4 cabin classes available to choose from on New York to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 18% on your flight if you consider stops on a State of New York to St. Louis flight.

Frontier, Southwest, and Delta are the most popular carriers operating from New York to Lambert-St Louis

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to St. Louis from State of New York according to our data. Delta is the first choice among our users, with 34% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 4 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

The number of flights available between State of New York and St. Louis is 8 per day as of March 2026. The most frequent departure time is 9:00PM, with 40% of daily flights leaving at noon.

59 flights are operational weekly from State of New York to St. Louis as of March 2026. The most popular departure day for this route is Fri, with 25% of flights per week taking off on this day.