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

MSY Airport Page →
605 mi airlines charter/private 14/wk
On-time Some delays Frequent delays
Flight Schedule 7 flights Verified 14m ago
Also flown by charter / private operators.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
WN3020
WN Southwest
7M8
7:25 AM
CDT
9:15 AM
CDT
1h 50m
65%
M T W T F S S
Prices
WN1471
WN Southwest
7S7
7:40 AM
CDT
9:30 AM
CDT
1h 50m
65%
M T W T F S S
Prices
WN3021
WN Southwest
738
7:22 PM
CDT
9:02 PM
CDT
1h 40m
65%
M T W T F S S
Prices
WN4780
WN Southwest
73H
8:15 AM
CDT T2
10:00 AM
CDT
1h 45m
59%
M T W T F S S
Prices
WN1642
WN Southwest
737
9:50 AM
CDT T2
11:35 AM
CDT
1h 45m
59%
M T W T F S S
Prices
WN578
WN Southwest
7S7
3:55 PM
CDT T2
5:40 PM
CDT
1h 45m
59%
M T W T F S S
Prices
WN3964
WN Southwest
7M8
9:50 PM
CDT T2
11:35 PM
CDT
1h 45m
59%
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
BNA Nashville 3h 40m WN WN Nashville (BNA) to St Louis flights
DAL Dallas 4h WN WN Dallas (DAL) to St Louis flights
ATL Atlanta 4h AFAMDL AFAMDL Atlanta (ATL) to St Louis flights
HOU Houston 4h 5m WN WN Houston (HOU) to St Louis flights
IAH Houston 4h 18m ACCMEK CMEKNZ Houston (IAH) to St Louis flights
DFW Dallas-Fort Worth 4h 23m AAASAY A8AAAS Dallas-Fort Worth (DFW) to St Louis flights
MDW Chicago 4h 25m WN JREWN Chicago (MDW) to St Louis flights
AUS Austin 4h 43m DLWN JTLUAWN Austin (AUS) to St Louis flights
CLT Charlotte 4h 51m AABA AABAWN Charlotte (CLT) to St Louis flights
ORD Chicago 4h 58m AAACAS AAACAS Chicago (ORD) to St Louis flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
New Orleans to St Louis
2 carriers, 14 flights/week nonstop.
2 Airlines 605 mi 1h 50m nonstop

MSY–STL is served by 2 airlines with nonstop service. Southwest Airlines and Sun Country Airlines lead the route. The flight covers 605 miles in approximately 1h 50m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop MSY–STL service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 14 738, 7M8, 7S7 1h40-1h50 100%
SY Sun Country Airlines 1 100%
Aircraft on this route
738 Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
7S7 Boeing 737 MAX 7 – WN
Alliance coverage
Unaffiliated: SY + WN (15 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, MSY to STL direction.
Mon
2
flights
Tue
2
flights
Wed
2
flights
Thu
2
flights
Fri
2
flights
Sat
2
flights
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
3
Nonstop flights
14
Outbound / wk
14
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for MSY to STL.
1-STOP
One-Stop Connections
62
Hubs
~3h
Fastest
~21h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,119
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
MSY → STL
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
72%
Return
STL → MSY
90%
Generally reliable. Most flights run on time.
Departing
90%
Arriving
63%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. MSY delays → STL delays →

Other ways to reach St Louis from New Orleans

Nearby airports with service to St. Louis Lambert International Airport.
Metric MSY→STL GPT→STL AEX→STL
Distance from MSY 77 mi 164 mi
Nonstop airlines 2 1 1
Weekly flights 14 1
Flight time 1h 50m 1h 40m 1h 44m
Departure OTP 100%
Airports within 200 miles of MSY with service to St. Louis Lambert International Airport.

Travel Essentials

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

When it's 6:00 PM in New Orleans, it's 6:00 PM in St Louis.
Distance & Flight Time
605 mi / 974 km
Nonstop flight time is approximately 1h 50m gate to gate.

MSY–STL Quick Facts

Key statistics for the New Orleans to St Louis route.
Route details
Distance605 mi / 974 km
Flight time1h 50m
Time difference0 hours
Airlines (nonstop)2
Weekly flights14 out / 14 return
1-stop connectionsAvailable
Origin: MSY
IATA / ICAOMSY / KMSY
TimezoneAmerica/Chicago
Passengers/yr13.1M
Elevation4 ft / 1 m
Destination: STL
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m

Frequently Asked Questions

Common questions about MSY to STL flights.
Nonstop flights from Louis Armstrong New Orleans International Airport to St. Louis Lambert International Airport take about 1h 50m gate to gate. The route covers 605 miles.
2 airlines operate flights from MSY to STL: Southwest Airlines and Sun Country Airlines.
This route has daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Nashville, Dallas Love Field and Hartsfield Jackson Atlanta.
Yes, return flights from STL to MSY are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include GPT, AEX and PNS. 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 MSY to STL

Louis Armstrong New Orleans International Airport (MSY) and St. Louis Lambert International Airport (STL) are connected by nonstop service from Southwest Airlines and Sun Country Airlines. With 14 weekly departures, this is a well served route.

MSY to STL Flight Duration and Schedule

Nonstop flight time from MSY to STL is about 1 hours 50 minutes gate to gate. The route covers a distance of 605 miles (974 km). There are approximately 14 weekly flights outbound and 14 return, totaling 28 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Nashville, Dallas Love Field and Hartsfield Jackson Atlanta. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Gulfport (GPT), Alexandria (AEX) and Pensacola (PNS).