
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Raleigh (RDU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $109 (Mytrip) |
One-way from | $57 (Trip.com) |
Popular in | May |
Cheapest in | February |
Average price | $449 |
Good round-trip deal | $477 or less |
Good one-way deal | $269 or less |
Fly from
Fly to
Route
Depart
Return
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Thu 12/17
4:46 pm-10:12 am
1 stop16h 26m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Fri 12/4
6:10 pm-9:00 pm
Nonstop1h 50m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Mon 12/21
4:10 pm-11:20 pm
2 stops6h 10m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Sun 11/15
4:26 pm-9:17 am
1 stop15h 51m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Thu 11/26
8:30 am-6:56 pm
2 stops9h 26m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Sun 12/20
10:10 am-1:00 pm
Nonstop1h 50m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Sun 12/6
6:30 am-2:00 pm
2 stops6h 30m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Mon 12/28
6:25 pm-12:35 am
1 stop5h 10m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Wed 3/31
6:45 am-12:50 pm
1 stop5h 05m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Thu 12/10
6:10 pm-9:00 pm
Nonstop1h 50m
Raleigh-Durham
Mon 12/14
6:20 pm-7:30 pm
Nonstop2h 10m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
Everything you need to know about your flight from St. Louis to Raleigh
Overall
Boarding
Entertainment
Comfort
Food
Crew
Reviews
Lauren,Dec 2024
MCI - DCA
Overall
Boarding
Entertainment
Comfort
Food
Crew
Reviews
Lauren,Dec 2024
MCI - DCA
Overall
Boarding
Entertainment
Comfort
Food
Crew
Reviews
Lauren,Dec 2024
MCI - DCA
Overall
Boarding
Entertainment
Comfort
Food
Crew
Reviews
Lauren,Dec 2024
MCI - DCA
Find useful and relevant information for your journey from St. Louis to Raleigh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$126 | Average$219 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$392 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$297 | Average$467 | FlexibilityNo cancel fee | On-time63% |