Cheap Flights from Raleigh (RDU) to St. Louis (STL)

View AU$221 flight on Thu, 8 May 2025Opens in a new window

Popular airlines from Raleigh-Durham International Airport (RDU) to Lambert-St. Louis International Airport (STL)

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Cheap Flights from Raleigh (RDU) to St. Louis (STL)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue., 20 May - Tue., 10 Jun.
RDU
Raleigh
STL
St. Louis
AU$440 Return, found 4 days ago
AU$440
Return
found 4 days ago
Select Delta flight, departing Tue., 20 May from Raleigh to St. Louis, returning Tue., 10 Jun., priced at AU$440 found 4 days ago
Delta
Fri., 16 May - Wed., 4 Jun.
RDU
Raleigh
STL
St. Louis
AU$473 Return, found 4 days ago
AU$473
Return
found 4 days ago
Select Delta flight, departing Fri., 16 May from Raleigh to St. Louis, returning Wed., 4 Jun., priced at AU$473 found 4 days ago
Delta
Sat., 3 May - Sat., 17 May
RDU
Raleigh
STL
St. Louis
AU$505 Return, found 4 days ago
AU$505
Return
found 4 days ago
Select Delta flight, departing Sat., 3 May from Raleigh to St. Louis, returning Sat., 17 May, priced at AU$505 found 4 days ago
Delta
Thu., 17 Apr. - Tue., 6 May
RDU
Raleigh
STL
St. Louis
AU$522 Return, found 4 days ago
AU$522
Return
found 4 days ago
Select Delta flight, departing Thu., 17 Apr. from Raleigh to St. Louis, returning Tue., 6 May, priced at AU$522 found 4 days ago
Delta
Thu., 29 May - Sat., 14 Jun.
RDU
Raleigh
STL
St. Louis
AU$526 Return, found 4 days ago
AU$526
Return
found 4 days ago
Select Delta flight, departing Thu., 29 May from Raleigh to St. Louis, returning Sat., 14 Jun., priced at AU$526 found 4 days ago
United
Sun., 25 May - Thu., 12 Jun.
RDU
Raleigh
STL
St. Louis
AU$552 Return, found 4 days ago
AU$552
Return
found 4 days ago
Select United flight, departing Sun., 25 May from Raleigh to St. Louis, returning Thu., 12 Jun., priced at AU$552 found 4 days ago
Delta
Thu., 17 Apr. - Sat., 3 May
RDU
Raleigh
STL
St. Louis
AU$554 Return, found 4 days ago
AU$554
Return
found 4 days ago
Select Delta flight, departing Thu., 17 Apr. from Raleigh to St. Louis, returning Sat., 3 May, priced at AU$554 found 4 days ago
Delta
Thu., 3 Apr. - Fri., 18 Apr.
RDU
Raleigh
STL
St. Louis
AU$559 Return, found 4 days ago
AU$559
Return
found 4 days ago
Select Delta flight, departing Thu., 3 Apr. from Raleigh to St. Louis, returning Fri., 18 Apr., priced at AU$559 found 4 days ago
Delta
Tue., 6 May - Fri., 23 May
RDU
Raleigh
STL
St. Louis
AU$560 Return, found 4 days ago
AU$560
Return
found 4 days ago
Select Delta flight, departing Tue., 6 May from Raleigh to St. Louis, returning Fri., 23 May, priced at AU$560 found 4 days ago
American Airlines
Fri., 25 Apr. - Thu., 15 May
RDU
Raleigh
STL
St. Louis
AU$584 Return, found 4 days ago
AU$584
Return
found 4 days ago
Select American Airlines flight, departing Fri., 25 Apr. from Raleigh to St. Louis, returning Thu., 15 May, priced at AU$584 found 4 days ago
Flight from Raleigh to St. Louis route information
Origin airport
Raleigh - Durham Intl.
Destination airport
Lambert-St. Louis Intl.
Return price
AU$440
Distance
1065 km

Your quick guide to flights from Raleigh to St. Louis

Pick up great flights from Raleigh to St. Louis

With Expedia, you have your pick of 2 flights a day with 20 airlines covering flights from Raleigh to St. Louis. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Raleigh to St. Louis that take around 2 hours.

Find cheap flights from Raleigh to St. Louis

From the great flight deals with prices currently ranging from AU$440 to AU$584, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Raleigh to St. Louis around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to St. Louis is normally in May.

Reasons to book your flight from Raleigh to St. Louis with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Raleigh to St. Louis across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to St. Louis right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Raleigh--Durham Airport to Lambert-St. Louis Intl. Airport (STL)?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Raleigh–Durham Airport and St. Louis Lambert International Airport start from AU$440. Make your booking ASAP to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Raleigh--Durham Airport to Lambert Field?
The majority of flights can be cancelled online, but whether you are charged a fee differs between airlines. If you do have to cancel your holiday, follow the instructions in the Customer Service Portal.
How do I find cheap flights from RDU to St. Louis Lambert International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Raleigh - Durham Intl. Airport (RDU) to St. Louis Lambert International Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Raleigh - Durham Intl. Airport (RDU) to STL?
With a flight distance of 1 050 kilometres, it’s only a short hop from Raleigh–Durham Airport to STL. It might be a quick flight, but it’s still worth bringing along something to read.
Which airlines fly direct from Raleigh - Durham Intl. Airport (RDU) to Lambert Field?
Flying nonstop from RDU to Lambert-St. Louis Intl. Airport (STL) is easy with Southwest Airlines (WN). This popular carrier offers 30 flights every month.
Are Raleigh--Durham Airport to Lambert Field flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so it’s no sure thing. While last-minute flight deals between Raleigh–Durham Airport and STL are of course possible, it’s also a good idea to monitor prices well before you fly. In fact, some airlines release their prices up to 12 months ahead of the departure date. Expedia is continuously updating the biggest airfare bargains around, so check back often and be ready to grab your seat when prices drop.

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