St Louis to Raleigh/Durham (STL–RDU) — Airlines, Schedules & Connections

STL Airport Page →
666 mi airlines 28/wk
On-time Some delays Frequent delays
Flight Schedule 9 flights Verified 29m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
WN3343
WN Southwest
73H
10:15 AM
EDT T2
1:05 PM
EDT
1h 50m
M T W T F S S
Prices
WN4126
WN Southwest
7M8
10:15 AM
EDT T2
1:05 PM
EDT
1h 50m
M T W T F S S
Prices
WN749
WN Southwest
73H
6:50 PM
EDT T2
9:40 PM
EDT
1h 50m
M T W T F S S
Prices
WN1179
WN Southwest
7M8
7:40 PM
EDT T2
10:25 PM
EDT
1h 45m
M T W T F S S
Prices
WN3046
WN Southwest
7M8
6:10 AM
EDT T1
7:20 AM
EDT
2h 10m
M T W T F S S
Prices
WN4312
WN Southwest
73H
6:25 AM
EDT T1
7:45 AM
EDT
2h 20m
M T W T F S S
Prices
WN3339
WN Southwest
7S7
1:45 PM
EDT T1
2:50 PM
EDT
2h 5m
M T W T F S S
Prices
WN4002
WN Southwest
7M8
6:45 PM
EDT T1
8:00 PM
EDT
2h 15m
M T W T F S S
Prices
WN452
WN Southwest
7M8
7:35 PM
EDT T1
8:55 PM
EDT
2h 20m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
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St Louis to Raleigh/Durham
1 carrier, 28 flights/week nonstop.
1 Airlines 28 Flights/wk 666 mi 1h 45m nonstop 71 1-stop hubs

STL–RDU is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 666 miles in approximately 1h 45m. Beyond nonstop, 71 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop STL–RDU service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 28 73H, 7M8 1h45-1h50 75%
Aircraft on this route
73H Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
Alliance coverage
Unaffiliated: WN (28 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, STL to RDU direction.
Mon
4
flights
Tue
4
flights
Wed
4
flights
Thu
4
flights
Fri
4
flights
Sat
4
flights
Sun
4
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
4
Nonstop flights
28
Outbound / wk
29
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for STL to RDU.
1-STOP
One-Stop Connections
71
Hubs
~4h
Fastest
~30h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,641
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
STL → RDU
75%
Generally reliable. Most flights run on time.
Departing
75%
Arriving
100%
Return
RDU → STL
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
75%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → RDU delays →

Other ways to reach Raleigh/Durham from St Louis

Nearby airports with service to Raleigh-Durham International Airport.
Metric STL→RDU TBN→RDU
Distance from STL 119 mi
Nonstop airlines 1 1
Weekly flights 28
Flight time 1h 45m 3h 19m
Departure OTP 75%
Airports within 200 miles of STL with service to Raleigh-Durham International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Raleigh/Durham is 0 hours the same as St Louis.
STL: EDT · RDU: EDT

When it's 6:00 PM in St Louis, it's 6:00 PM in Raleigh/Durham.
Distance & Flight Time
666 mi / 1,072 km
Nonstop flight time is approximately 1h 45m to 1h 50m.
Getting from RDU

Uber and Lyft from RDU to downtown Raleigh cost $20–30 (20–25 min); to downtown Durham: $18–25 (15–20 min). Pickup zones are on the lower level at both Terminal 1 and Terminal 2. Taxis are available at the curb ($30–40 to Raleigh).GoTriangle Route 100 ($2.25) is a budget option to downtown Raleigh and Durham; check hours before relying on it for evening or early-morning flights. Rental car desks are in the terminal buildings with cars in the adjacent garage. Chapel Hill is 20–25 minutes via US-15-501.

Raleigh/Durham Climate

Humid subtropical climate with hot summers and mild but variable winters. Summer (June–August) temperatures reach 33–37°C with high humidity. Afternoon thunderstorms are frequent and can cause ground holds. The region sits in a tornado risk corridor during spring (April–May).

Winter (December–February) is generally mild at 2–12°C. The Piedmont of North Carolina experiences ice storms. Freezing rain events, common every 1–2 years, are the primary disruption risk. Snow is lighter than areas further north, but ice can be severe. Autumn (September–November) is the most operationally stable season.

STL–RDU Quick Facts

Key statistics for the St Louis to Raleigh/Durham route.
Route details
Distance666 mi / 1,072 km
Flight time1h 45m to 1h 50m
Time difference0 hours
Airlines (nonstop)1
Weekly flights28 out / 29 return
1-stop connections71 hubs
Origin: STL
IATA / ICAOSTL / KSTL
TimezoneAmerica/Indiana/Vincennes
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: RDU
IATA / ICAORDU / KRDU
TimezoneAmerica/Kentucky/Monticello
Passengers/yr15.2M
Elevation435 ft / 133 m

Frequently Asked Questions

Common questions about STL to RDU flights.
Nonstop flights from St. Louis Lambert International Airport to Raleigh-Durham International Airport take approximately 1h 45m to 1h 50m. The route covers 666 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 28 nonstop flights per week from STL to RDU. The return direction has about 29 weekly flights.
Yes, 1-stop connections are available through CMI, SAV, MKC, CVG, MKE, CHS, TEB, LNS, OKC, MHH, NAS, BHM, BCT, BDL, APF, SUA, TMB, EGE, MBJ, GCM, SAN, IAD, SBA, BUR, CUN, SJC, BNA, MCI, MDW, MIA, SLC, PHL, BWI, PIT, ATL, LAS, CLT, DCA, MCO, TPA, ORD, MSP, LTN, EWR, DEN, HOU, DFW, IAH, SRQ, FLL, MSY, AUS, RSW, LGA, DAL, BOS, DTW, SFO, CLE, CMH, PHX, FRA, YYZ, SJU, JAX, PBI, SEA, IND, PNS, PUJ and LAX. These options provide additional schedule flexibility.
Yes, return flights from RDU to STL are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include TBN. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from STL to RDU

St. Louis Lambert International Airport (STL) and Raleigh-Durham International Airport (RDU) are connected by nonstop service from Southwest Airlines. With 28 weekly departures, this is a heavily served route.

STL to RDU Flight Duration and Schedule

Nonstop flight time from STL to RDU ranges from 1 hours 45 minutes to 1 hours 50 minutes. The route covers a distance of 666 miles (1,072 km). There are approximately 28 weekly flights outbound and 29 return, totaling 57 flights per week in both directions.

Connecting Options and Alternatives

71 one-stop connections are available, with the fastest taking approximately 4 hours via CMI. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Fort Leonard Wood (TBN).