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Cheap flights from St. Louis to Raleigh from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Raleigh departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Raleigh

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:49 pm - 4:59 pm
STL
-
RDU
24h 10m
1 stop
Frontier Logo
4:07 pm - 1:34 pm
RDU
-
STL
22h 27m
1 stop
$134Frontier
Tue, Mar 3 - Thu, Mar 12
Frontier Logo
8:17 pm - 6:00 pm
STL
-
RDU
20h 43m
1 stop
Frontier Logo
4:12 pm - 10:37 am
RDU
-
STL
19h 25m
1 stop
$141Frontier
Wed, Mar 4 - Tue, Mar 10
Frontier Logo
3:49 pm - 1:58 pm
STL
-
RDU
21h 09m
1 stop
Frontier Logo
2:53 pm - 10:27 pm
RDU
-
STL
8h 34m
1 stop
$154Frontier
Mon, Mar 2 - Wed, Mar 4
Frontier Logo
1:09 pm - 12:11 am
STL
-
RDU
10h 02m
1 stop
Frontier Logo
6:00 am - 1:19 pm
RDU
-
STL
8h 19m
1 stop
$155Frontier
Fri, Mar 6 - Mon, Mar 9
Multiple Airlines Logo
8:22 pm - 5:11 pm
STL
-
RDU
19h 49m
2 stops
Multiple Airlines Logo
2:53 pm - 10:27 pm
RDU
-
STL
8h 34m
1 stop
$156Multiple Airlines
Mon, Mar 2 - Wed, Mar 4
Frontier Logo
1:09 pm - 12:11 am
STL
-
RDU
10h 02m
1 stop
Frontier Logo
4:18 pm - 1:19 pm
RDU
-
STL
22h 01m
1 stop
$157Frontier
Fri, Mar 6 - Sun, Mar 8
Frontier Logo
3:49 pm - 4:59 pm
STL
-
RDU
24h 10m
1 stop
Frontier Logo
5:54 pm - 10:27 pm
RDU
-
STL
5h 33m
1 stop
$160Frontier
Mon, Feb 23 - Wed, Feb 25
Multiple Airlines Logo
8:22 pm - 5:11 pm
STL
-
RDU
19h 49m
2 stops
Multiple Airlines Logo
6:00 am - 11:49 am
RDU
-
STL
6h 49m
1 stop
$162Multiple Airlines
Mon, Mar 2 - Fri, Mar 6
Frontier Logo
9:41 am - 8:30 pm
STL
-
RDU
9h 49m
1 stop
Frontier Logo
5:54 pm - 10:27 pm
RDU
-
STL
5h 33m
1 stop
$165Frontier
Sat, Feb 21 - Wed, Feb 25
Multiple Airlines Logo
8:17 pm - 6:00 pm
STL
-
RDU
20h 43m
1 stop
Multiple Airlines Logo
6:08 pm - 10:37 am
RDU
-
STL
17h 29m
2 stops
$166Multiple Airlines
Wed, Mar 4 - Tue, Mar 10

Frontier flights from St. Louis to Raleigh

Our best Frontier deals on St. Louis to Raleigh flight tickets
Frontier
Mar 3
STL3:49 pmLambert-St Louis
24h 10m
1 stop
RDU4:59 pmRaleigh-Durham
Mar 12
RDU4:07 pmRaleigh-Durham
22h 27m
1 stop
STL1:34 pmLambert-St Louis
$134
Frontier
Mar 4
STL8:17 pmLambert-St Louis
20h 43m
1 stop
RDU6:00 pmRaleigh-Durham
Mar 10
RDU4:12 pmRaleigh-Durham
19h 25m
1 stop
STL10:37 amLambert-St Louis
$141
Frontier
Mar 2
STL3:49 pmLambert-St Louis
21h 09m
1 stop
RDU1:58 pmRaleigh-Durham
Mar 4
RDU2:53 pmRaleigh-Durham
8h 34m
1 stop
STL10:27 pmLambert-St Louis
$154

Delta flights from St. Louis to Raleigh

Our best Delta deals on St. Louis to Raleigh flight tickets
Delta
Mar 30
STL5:59 pmLambert-St Louis
4h 33m
1 stop
RDU11:32 pmRaleigh-Durham
Apr 30
RDU5:38 amRaleigh-Durham
5h 04m
1 stop
STL9:42 amLambert-St Louis
$197
Delta
Mar 7
STL5:50 pmLambert-St Louis
4h 50m
1 stop
RDU11:40 pmRaleigh-Durham
Mar 9
RDU6:25 pmRaleigh-Durham
6h 33m
1 stop
STL11:58 pmLambert-St Louis
$201
Delta
Feb 21
STL5:01 pmLambert-St Louis
6h 08m
1 stop
RDU12:09 amRaleigh-Durham
Feb 22
RDU5:15 amRaleigh-Durham
4h 51m
1 stop
STL9:06 amLambert-St Louis
$205

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Raleigh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from St. Louis to Raleigh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Tue 3/3

3:49 pm-4:59 pm

1 stop24h 10m

Raleigh-Durham

Thu 3/12

4:07 pm-1:34 pm

1 stop22h 27m

$134

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Wed 3/4

8:17 pm-6:00 pm

1 stop20h 43m

Raleigh-Durham

Tue 3/10

4:12 pm-10:37 am

1 stop19h 25m

$141

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Mon 3/2

3:49 pm-1:58 pm

1 stop21h 09m

Raleigh-Durham

Wed 3/4

2:53 pm-10:27 pm

1 stop8h 34m

$154

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Fri 3/6

1:09 pm-12:11 am

1 stop10h 02m

Raleigh-Durham

Mon 3/9

6:00 am-1:19 pm

1 stop8h 19m

$155

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Mon 3/2

8:22 pm-5:11 pm

2 stops19h 49m

Raleigh-Durham

Wed 3/4

2:53 pm-10:27 pm

1 stop8h 34m

$156

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Fri 3/6

1:09 pm-12:11 am

1 stop10h 02m

Raleigh-Durham

Sun 3/8

4:18 pm-1:19 pm

1 stop22h 01m

$157

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Mon 2/23

3:49 pm-4:59 pm

1 stop24h 10m

Raleigh-Durham

Wed 2/25

5:54 pm-10:27 pm

1 stop5h 33m

$160

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Mon 3/2

8:22 pm-5:11 pm

2 stops19h 49m

Raleigh-Durham

Fri 3/6

6:00 am-11:49 am

1 stop6h 49m

$162

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Sat 2/21

9:41 am-8:30 pm

1 stop9h 49m

Raleigh-Durham

Wed 2/25

5:54 pm-10:27 pm

1 stop5h 33m

$165

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Wed 3/4

8:17 pm-6:00 pm

1 stop20h 43m

Raleigh-Durham

Tue 3/10

6:08 pm-10:37 am

2 stops17h 29m

$166

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Raleigh from

How to get the cheapest flight ticket from St. Louis to Raleigh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Raleigh?

The cheapest month to fly to Raleigh from St. Louis is in October. Flight prices, which tend to average around $330, are often lower during this time because this is during the off-season. If you are unable to visit Raleigh during the month of October, then departing from St. Louis during the month September is also very affordable. Most momondo users find prices during this month for around $349.

What is the cheapest day to depart on your flight to Raleigh?

The cheapest day to depart from St. Louis to Raleigh is on a Monday when prices can be found for as low as $312. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $438. These prices are subject to change though, so be sure to set up a Price Alert for flights to Raleigh.

What is the cheapest time of day to depart on your flight to Raleigh?

In the afternoon is the cheapest time of day to fly from St. Louis to Raleigh when you can find flight prices for as low as $360. Flying to Raleigh in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Raleigh is in the morning when prices are around $432.

What is the cheapest Lambert-St Louis to Raleigh-Durham flight route?

Fly from Lambert-St Louis to Raleigh-Durham for the best Lambert-St Louis - Raleigh-Durham flight prices

How far in advance should I book a flight to Raleigh?

You are more likely to see cheaper flights to Raleigh from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Raleigh for around $406 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Raleigh from St. Louis for as low as $201 on momondo.

What cabin class options are available on Lambert-St Louis to Raleigh-Durham flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Raleigh-Durham flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Raleigh flights?

No. A direct flight is the cheapest option for a flight between St. Louis to Raleigh.

How have St. Louis to Raleigh flight prices changed over time?

As of February 2026, prices for St. Louis to Raleigh flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Raleigh

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Raleigh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Raleigh (STL to RDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Raleigh

Best Price Found

$368

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Raleigh

1 airport
The best flight deal from St. Louis to Raleigh found on momondo in the last 72 hours is $368
The fastest flight from St. Louis to Raleigh takes 1h 50m
Direct flights go from St. Louis to Raleigh every day.
There is 1 airport in Raleigh. From St. Louis there are direct flights to Raleigh-Durham (RDU).
Search flight deals

  • How far is Lambert-St Louis to Raleigh-Durham by plane?

    Lambert-St Louis and Raleigh-Durham are 665.0 mi apart from one another. By plane, this route typically takes 1h 50m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Raleigh-Durham Airport?

    Prices for flights from Lambert-St Louis Airport to Raleigh-Durham Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Raleigh-Durham Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Raleigh-Durham Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Raleigh-Durham Airport.

  • What documentation or ID do you need to fly to Raleigh-Durham Airport?

    The necessary travel and health documents for your Raleigh-Durham Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to Raleigh?

  • What is the most popular airline from St. Louis to Raleigh?

Best airlines flying from St. Louis to Raleigh

Compare and see reviews for airlines that fly from St. Louis to Raleigh with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $132Free CancellationRating
5.7
3,052 reviews
Search Frontier flights
DeltaPriceFrom $138Free CancellationRating
7.9
8,172 reviews
Search Delta flights
American AirlinesPriceFrom $246Free CancellationRating
7.2
11,249 reviews
Search American Airlines flights
SouthwestPriceFrom $257Free CancellationRating
8.0
4,280 reviews
Search Southwest flights

  • Southwest Flights From St. Louis to Raleigh

    Southwest operates around 7 flights from St. Louis to Raleigh every week. The average price of these flights found in the last 72 hours has been $403, but momondo users have found Southwest deals from St. Louis to Raleigh from as low as $257 round-trip. Southwest has been scored 8.0/10 in 4,280 reviews.

Traveling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Durham
Danville
Cary
Rocky Mount
Chapel Hill
Goldsboro
Smithfield
Wilson
South Hill
Garner
Pinehurst
Roanoke Rapids
Southern Pines
Sanford
Wake Forest
Morrisville
Henderson
Dunn
Apex
Selma

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Raleigh?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Raleigh from St. Louis.

Can I find flights from St. Louis to Raleigh with flexible booking policies on momondo?

momondo does allow users to show only those flights to Raleigh from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Raleigh?

Once you have performed a search for St. Louis to Raleigh flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Raleigh right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Raleigh flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Raleigh trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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