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St. Louis to New Orleans flight ticket price

Compare live prices for STL to MSY. Use the search panel to change origin, destination, passengers, cabin and trip type instantly.
STL → MSY Approx. 973.60 km 11 May 2026 Live inventory
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Showing 25 of 147 live flights
Delta Air Lines
DL-1571
09:15
05/11/2026
STL
St Louis Lambert International Airport
4h 0m
1 Stop
⏱ ATL · 0h 55mATL Airport
13:15
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,826
per person
✕ Non-refundable4 fare options
Delta Air Lines
DL-1536
07:05
05/11/2026
STL
St Louis Lambert International Airport
6h 10m
1 Stop
⏱ ATL · 3h 6mATL Airport
13:15
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,826
per person
✕ Non-refundable4 fare options
Delta Air Lines
DL-2868
10:19
05/11/2026
STL
St Louis Lambert International Airport
5h 40m
1 Stop
⏱ DTW · 1h 39mDTW Airport
15:59
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,826
per person
✕ Non-refundable4 fare options
American Airlines
AA-2261
05:20
05/11/2026
STL
St Louis Lambert International Airport
4h 33m
1 Stop
⏱ DFW · 1h 0mDFW Airport
09:53
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,930
per person
✕ Non-refundable24 fare options
American Airlines
AA-2943
18:54
05/11/2026
STL
St Louis Lambert International Airport
5h 1m
1 Stop
⏱ CLT · 0h 57mCLT Airport
23:55
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,930
per person
✓ Refundable24 fare options
American Airlines
AA-6447
14:33
05/11/2026
STL
St Louis Lambert International Airport
6h 28m
1 Stop
⏱ ORD · 2h 22mORD Airport
21:01
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,930
per person
✓ Refundable19 fare options
American Airlines
AA-2945
18:11
05/11/2026
STL
St Louis Lambert International Airport
4h 36m
1 Stop
⏱ DFW · 1h 8mDFW Airport
22:47
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,930
per person
✓ Refundable18 fare options
American Airlines
AA-2261
05:20
05/11/2026
STL
St Louis Lambert International Airport
5h 42m
1 Stop
⏱ DFW · 2h 8mDFW Airport
11:02
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,930
per person
✓ Refundable23 fare options
American Airlines
AA-2958
14:12
05/11/2026
STL
St Louis Lambert International Airport
7h 7m
1 Stop
⏱ CLT · 3h 2mCLT Airport
21:19
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹18,930
per person
✕ Non-refundable23 fare options
Delta Air Lines
DL-1571
09:15
05/11/2026
STL
St Louis Lambert International Airport
5h 16m
1 Stop
⏱ ATL · 2h 10mATL Airport
14:31
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹19,014
per person
✕ Non-refundable3 fare options
Delta Air Lines
DL-1485
17:20
05/11/2026
STL
St Louis Lambert International Airport
5h 25m
1 Stop
⏱ ATL · 2h 14mATL Airport
22:45
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹19,014
per person
✕ Non-refundable3 fare options
Delta Air Lines
DL-1102
13:27
05/11/2026
STL
St Louis Lambert International Airport
6h 46m
1 Stop
⏱ ATL · 3h 38mATL Airport
20:13
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹19,014
per person
✕ Non-refundable3 fare options
Delta Air Lines
DL-1571
09:15
05/11/2026
STL
St Louis Lambert International Airport
6h 49m
1 Stop
⏱ ATL · 3h 43mATL Airport
16:04
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹19,014
per person
✕ Non-refundable3 fare options
Southwest Airlines
WN-1623
19:50
05/11/2026
STL
St Louis Lambert International Airport
3h 45m
Non-stop
23:35
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,352
per person
✕ Non-refundable5 fare options
Southwest Airlines
WN-4500
08:25
05/11/2026
STL
St Louis Lambert International Airport
1h 45m
Non-stop
10:10
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,797
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-4501
21:45
05/11/2026
STL
St Louis Lambert International Airport
1h 50m
Non-stop
23:35
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,797
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-4489
05:40
05/11/2026
STL
St Louis Lambert International Airport
4h 30m
1 Stop
⏱ MDW · 1h 0mMDW Airport
10:10
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-826
13:45
05/11/2026
STL
St Louis Lambert International Airport
4h 30m
1 Stop
⏱ MDW · 1h 5mMDW Airport
18:15
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-2445
14:10
05/11/2026
STL
St Louis Lambert International Airport
4h 35m
1 Stop
⏱ BNA · 1h 45mBNA Airport
18:45
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-1774
13:55
05/11/2026
STL
St Louis Lambert International Airport
4h 40m
1 Stop
⏱ AUS · 1h 5mAUS Airport
18:35
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable🔥 Last 2 seats10 fare options
Southwest Airlines
WN-4487
17:30
05/11/2026
STL
St Louis Lambert International Airport
5h 20m
1 Stop
⏱ MCO · 1h 0mMCO Airport
22:50
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-4466
05:40
05/11/2026
STL
St Louis Lambert International Airport
5h 40m
1 Stop
⏱ HOU · 2h 20mHOU Airport
11:20
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-4454
06:20
05/11/2026
STL
St Louis Lambert International Airport
5h 45m
1 Stop
⏱ DEN · 0h 50mDEN Airport
12:05
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable🔥 Last 4 seats10 fare options
Southwest Airlines
WN-1764
16:40
05/11/2026
STL
St Louis Lambert International Airport
7h 30m
1 Stop
⏱ MDW · 4h 0mMDW Airport
00:10
05/12/2026
+1
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-1262
08:25
05/11/2026
STL
St Louis Lambert International Airport
7h 20m
1 Stop
⏱ AUS · 3h 45mAUS Airport
15:45
05/11/2026
MSY
Louis Armstrong New Orleans International Airport
₹21,954
per person
✕ Non-refundable9 fare options
😕 No flights match your filters.
St. Louis (STL)
📍 St Louis Lambert International Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 38.748697
📐 Longitude: -90.370003
New Orleans (MSY)
📍 Louis Armstrong New Orleans International Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 29.99340057373047
📐 Longitude: -90.25800323486328

✈ Distance: St. Louis,USA to New Orleans, La,USA973.60 km

📅 Results on this page are loaded for 11 May 2026. Click View all flights for the complete live search.

St. Louis to New Orleans — what to expect when booking

The STL–MSY route is served by multiple carriers throughout the year. Fares on this route can move quickly — a price available now may not be there 30 minutes later.

If your dates are flexible, try shifting your departure by a day or two using the date strip above. Mid-week departures often show lower base fares compared to weekend starts on many routes.

The distance between St. Louis,USA and New Orleans, La,USA is approximately 973.60 km.

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More flights from New Orleans (MSY)
34 routes
❓ Frequently asked questions — St. Louis to New Orleans flights

Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.

The straight-line distance between St. Louis,USA (STL) and New Orleans, La,USA (MSY) is approximately 973.60 km. Actual flying distance may vary slightly depending on routing.

Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.

Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.