Cheap Flights from Raleigh to St. Louis starting at S$ 84

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Raleigh to St. Louis

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Cheapest flights

From price

23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When to buy flight tickets from Raleigh (RDU) to St. Louis (STL) the cheapest?

Airlines adjust prices for flights from Raleigh to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Raleigh (RDU) to St. Louis (STL) cost?

According to Trip.com's data, the lowest price is around S$ 499.
How long is a flight from Raleigh (RDU) to St. Louis (STL)?

It takes about 2 hours 15 minutes to fly from Raleigh (RDU) to St. Louis (STL).
What is the transportation method from the main airport to downtown in St. Louis?
- The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.
What are the most popular airlines that fly from Raleigh (RDU) to St. Louis (STL)?

Airlines with flights from Raleigh (RDU) to St. Louis (STL): Southwest Airlines.
What's the most popular airline for direct flights from Raleigh (RDU) to St. Louis (STL)?

Southwest Airlines operates 2 direct flights from Raleigh (RDU) to St. Louis (STL).
How many airports in St. Louis?

There are 1 airports near St. Louis: St. Louis Lambert International Airport.

How to find a cheap flight from Raleigh to St. Louis

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Raleigh to St. Louis. Book your flights at the right time and save more.

Choose your dates flexibly and get the best deals on flights from Raleigh to St. Louis.

Tap 'Date' on the flight search bar to browse the calendar for Raleigh to St. Louis airfare over the next 6 months in 2025. If you're looking to fly within the next 3 months, the cheapest date seems to be Tue, May 6, with one-way flights starting at S$ 168.

Compare cheap flight deals from hundreds of airlines for Raleigh to St. Louis flights.

Our extensive search lets you compare prices from over 500 airlines to find the cheapest flights from Raleigh to St. Louis. The cheapest flight at the moment is with Southwest Airlines.

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Book early or wait for last-minute deals.

It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.

Search for flights on the go.

For the best flight booking experience on the go, download Trip.com and search for cheap flights from Raleigh to St. Louis to get your exclusive deals.

Find cheapest flight ticket from Raleigh to St. Louis

Cheapest one-way flight price	S$ 84
Cheapest return ticket price	S$ 302
Off-season for travel	March
Peak season for travel	December
Flight distance	1,052.84km
Average flight time	2 hours 15 minutes
Popular airline	Delta Air Lines