St Louis to New Orleans (STL–MSY) — Airlines, Schedules & Connections

STL Airport Page →
605 mi airlines 29/wk
On-time Some delays Frequent delays
Flight Schedule 11 flights Verified 3h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
WN623
WN Southwest
7M8
8:25 AM
EDT T2
10:15 AM
EDT
1h 50m
M T W T F S S
Prices
WN4500
WN Southwest
7S7
8:35 AM
EDT T2
10:20 AM
EDT
1h 45m
M T W T F S S
Prices
WN397
WN Southwest
7S7
3:35 PM
EDT T2
5:20 PM
EDT
1h 45m
M T W T F S S
Prices
WN3074
WN Southwest
73H
6:20 PM
EDT T2
8:54 PM
EDT
2h 34m
M T W T F S S
Prices
WN4501
WN Southwest
7M8
8:55 PM
EDT T2
10:45 PM
EDT
1h 50m
M T W T F S S
Prices
WN725
WN Southwest
7M8
9:35 PM
EDT T2
11:25 PM
EDT
1h 50m
M T W T F S S
Prices
WN2427
WN Southwest
738
7:16 AM
EDT
8:53 AM
EDT
1h 37m
M T W T F S S
Prices
WN3871
WN Southwest
7M8
7:45 AM
EDT
9:35 AM
EDT
1h 50m
M T W T F S S
Prices
WN290
WN Southwest
7S7
7:45 AM
EDT
9:35 AM
EDT
1h 50m
M T W T F S S
Prices
WN2782
WN Southwest
7M8
6:05 PM
EDT
8:00 PM
EDT
1h 55m
M T W T F S S
Prices
WN212
WN Southwest
7S7
6:05 PM
EDT
7:55 PM
EDT
1h 50m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
St Louis to New Orleans
1 carrier, 29 flights/week nonstop.
1 Airlines 29 Flights/wk 605 mi 1h 45m nonstop 60 1-stop hubs

STL–MSY is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 605 miles in approximately 1h 45m. Beyond nonstop, 60 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop STL–MSY service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 29 73H, 7M8, 7S7 1h45-2h34 92%
Aircraft on this route
73H Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
7S7 Boeing 737 MAX 7 – WN
Alliance coverage
Unaffiliated: WN (29 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 MSY direction.
Mon
4
flights
Tue
4
flights
Wed
4
flights
Thu
4
flights
Fri
4
flights
Sat
3
flights
Sun
6
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
6
Nonstop flights
29
Outbound / wk
26
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for STL to MSY.
1-STOP
One-Stop Connections
60
Hubs
~3h
Fastest
~26h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,214
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 → MSY
92%
Generally reliable. Most flights run on time.
Departing
92%
Arriving
100%
Return
MSY → STL
84%
Generally reliable. Most flights run on time.
Departing
84%
Arriving
89%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → MSY delays →

Travel Essentials

Practical planning for this route.
Time Difference
0h
New Orleans is 0 hours the same as St Louis.
STL: EDT · MSY: EDT

When it's 6:00 PM in St Louis, it's 6:00 PM in New Orleans.
Distance & Flight Time
605 mi / 974 km
Nonstop flight time is approximately 1h 45m to 2h 34m.

STL–MSY Quick Facts

Key statistics for the St Louis to New Orleans route.
Route details
Distance605 mi / 974 km
Flight time1h 45m to 2h 34m
Time difference0 hours
Airlines (nonstop)1
Weekly flights29 out / 26 return
1-stop connections60 hubs
Origin: STL
IATA / ICAOSTL / KSTL
TimezoneAmerica/Indiana/Vincennes
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: MSY
IATA / ICAOMSY / KMSY
TimezoneAmerica/Kentucky/Monticello
Passengers/yr13.1M
Elevation4 ft / 1 m

Frequently Asked Questions

Common questions about STL to MSY flights.
Nonstop flights from St. Louis Lambert International Airport to Louis Armstrong New Orleans International Airport take approximately 1h 45m to 2h 34m. The route covers 605 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 29 nonstop flights per week from STL to MSY. The return direction has about 26 weekly flights.
Yes, 1-stop connections are available through DAY, MKC, ECP, FTY, APF, PBI, SAV, BCT, CVG, MKE, CLE, MYR, ASE, EGE, RIC, MBJ, BDL, SCF, APC, PNS, CUN, RSW, IAH, ATL, BNA, MIA, SAT, CHS, HOU, DAL, DFW, ORD, MDW, LAX, BWI, AUS, EWR, MCO, FLL, CLT, SEA, DEN, PHX, TPA, LAS, MCI, LGA, SFO, DCA, DTW, RDU, PHL, JAX, BOS, MSP, PIT, IAD, SLC, YYZ and SAN. These options provide additional schedule flexibility.
Yes, return flights from MSY to STL are available. Use the direction toggle at the top to view the return schedule.
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 MSY

St. Louis Lambert International Airport (STL) and Louis Armstrong New Orleans International Airport (MSY) are connected by nonstop service from Southwest Airlines. With 29 weekly departures, this is a heavily served route.

STL to MSY Flight Duration and Schedule

Nonstop flight time from STL to MSY ranges from 1 hours 45 minutes to 2 hours 34 minutes. The route covers a distance of 605 miles (974 km). There are approximately 29 weekly flights outbound and 26 return, totaling 55 flights per week in both directions.

Connecting Options and Alternatives

60 one-stop connections are available, with the fastest taking approximately 3 hours via DAY. Two-stop connections are also available via intermediate hubs.