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St. Louis (STL) to Marion (MWA) Flights from ₹19,239

Fares on this route currently start from ₹19,239. Compare live STL to MWA prices, non-stop and connecting flights, departure times and airline choices before booking. Use the search panel to change origin, destination, passengers, cabin and trip type instantly.
STL → MWA Approx. 162.14 km 14 Jul 2026 Live inventory
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Showing 25 of 27 live flights
American Airlines
AA-4144
20:41
07/14/2026
STL
St Louis Lambert International Airport
20h 54m
1 Stop
⏱ ORD · 17h 42mORD Airport
17:35
07/15/2026
+1
MWA
Williamson County Regional Airport
₹19,239
per person
✓ Refundable4 fare options
American Airlines
AA-3815
14:32
07/14/2026
STL
St Louis Lambert International Airport
22h 8m
1 Stop
⏱ ORD · 19h 5mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹19,790
per person
✕ Non-refundable🔥 Last 5 seats4 fare options
American Airlines
AA-6352
13:25
07/14/2026
STL
St Louis Lambert International Airport
23h 15m
1 Stop
⏱ ORD · 20h 6mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹19,790
per person
✕ Non-refundable🔥 Last 4 seats4 fare options
American Airlines
AA-4144
20:41
07/14/2026
STL
St Louis Lambert International Airport
15h 59m
1 Stop
⏱ ORD · 12h 47mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹19,790
per person
✕ Non-refundable
American Airlines
AA-3815
14:32
07/14/2026
STL
St Louis Lambert International Airport
27h 3m
1 Stop
⏱ ORD · 24h 0mORD Airport
17:35
07/15/2026
+1
MWA
Williamson County Regional Airport
₹19,790
per person
✕ Non-refundable🔥 Last 5 seats
American Airlines
AA-1926
06:55
07/14/2026
STL
St Louis Lambert International Airport
10h 40m
1 Stop
⏱ ORD · 7h 37mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹27,895
per person
✕ Non-refundable🔥 Last 4 seats
American Airlines
AA-4537
17:58
07/14/2026
STL
St Louis Lambert International Airport
18h 42m
1 Stop
⏱ ORD · 15h 6mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹30,485
per person
✓ Refundable4 fare options
American Airlines
AA-4537
17:58
07/14/2026
STL
St Louis Lambert International Airport
23h 37m
1 Stop
⏱ ORD · 20h 1mORD Airport
17:35
07/15/2026
+1
MWA
Williamson County Regional Airport
₹30,485
per person
✓ Refundable4 fare options
United Airlines
UA-1382
13:13
07/14/2026
STL
St Louis Lambert International Airport
23h 27m
1 Stop
⏱ ORD · 20h 22mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹30,485
per person
✓ Refundable4 fare options
United Airlines
UA-1639
17:59
07/14/2026
STL
St Louis Lambert International Airport
18h 41m
1 Stop
⏱ ORD · 15h 35mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹30,485
per person
✓ Refundable4 fare options
United Airlines
UA-1639
17:59
07/14/2026
STL
St Louis Lambert International Airport
23h 36m
1 Stop
⏱ ORD · 20h 30mORD Airport
17:35
07/15/2026
+1
MWA
Williamson County Regional Airport
₹30,485
per person
✓ Refundable4 fare options
United Airlines
UA-4395
11:25
07/14/2026
STL
St Louis Lambert International Airport
25h 15m
1 Stop
⏱ ORD · 22h 2mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹30,485
per person
✓ Refundable4 fare options
United Airlines
UA-4517
10:20
07/14/2026
STL
St Louis Lambert International Airport
26h 20m
1 Stop
⏱ ORD · 23h 13mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹30,485
per person
✓ Refundable4 fare options
American Airlines
AA-6352
13:25
07/14/2026
STL
St Louis Lambert International Airport
4h 10m
1 Stop
⏱ ORD · 1h 1mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹37,851
per person
✓ Refundable🔥 Last 2 seats4 fare options
United Airlines
UA-1382
13:13
07/14/2026
STL
St Louis Lambert International Airport
4h 22m
1 Stop
⏱ ORD · 1h 17mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹37,851
per person
✓ Refundable🔥 Last 2 seats4 fare options
United Airlines
UA-4517
10:20
07/14/2026
STL
St Louis Lambert International Airport
7h 15m
1 Stop
⏱ ORD · 4h 8mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹38,385
per person
✓ Refundable🔥 Last 2 seats4 fare options
United Airlines
UA-5572
09:20
07/14/2026
STL
St Louis Lambert International Airport
8h 15m
1 Stop
⏱ ORD · 5h 8mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹39,436
per person
✕ Non-refundable
American Airlines
AA-4104
09:08
07/14/2026
STL
St Louis Lambert International Airport
8h 27m
1 Stop
⏱ ORD · 5h 24mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹39,436
per person
✕ Non-refundable
United Airlines
UA-2805
06:00
07/14/2026
STL
St Louis Lambert International Airport
11h 35m
1 Stop
⏱ ORD · 8h 30mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹39,436
per person
✕ Non-refundable
United Airlines
UA-4395
11:25
07/14/2026
STL
St Louis Lambert International Airport
6h 10m
1 Stop
⏱ ORD · 2h 57mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹41,569
per person
✓ Refundable🔥 Last 2 seats4 fare options
United Airlines
UA-4165
19:05
07/14/2026
STL
St Louis Lambert International Airport
17h 35m
1 Stop
⏱ ORD · 14h 26mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹42,660
per person
✓ Refundable🔥 Last 1 seats4 fare options
United Airlines
UA-4165
19:05
07/14/2026
STL
St Louis Lambert International Airport
22h 30m
1 Stop
⏱ ORD · 19h 21mORD Airport
17:35
07/15/2026
+1
MWA
Williamson County Regional Airport
₹42,660
per person
✓ Refundable🔥 Last 1 seats4 fare options
United Airlines
UA-4452
15:22
07/14/2026
STL
St Louis Lambert International Airport
21h 18m
1 Stop
⏱ ORD · 18h 5mORD Airport
12:40
07/15/2026
+1
MWA
Williamson County Regional Airport
₹42,660
per person
✓ Refundable🔥 Last 2 seats4 fare options
United Airlines
UA-4452
15:22
07/14/2026
STL
St Louis Lambert International Airport
26h 13m
1 Stop
⏱ ORD · 23h 0mORD Airport
17:35
07/15/2026
+1
MWA
Williamson County Regional Airport
₹42,660
per person
✓ Refundable🔥 Last 2 seats4 fare options
American Airlines
AA-2733
09:25
07/14/2026
STL
St Louis Lambert International Airport
8h 10m
2 Stops
⏱ CLT · 0h 48mCLT Airport⏱ ORD · 1h 40mORD Airport
17:35
07/14/2026
MWA
Williamson County Regional Airport
₹47,232
per person
✓ Refundable🔥 Last 2 seats3 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
Marion (MWA)
📍 Williamson County Regional Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 37.75500107
📐 Longitude: -89.01110077

✈ Distance: St. Louis to Marion,United States — 162.14 km

📅 Results on this page are loaded for 14 Jul 2026. Click Load more flights to expand the full list on this page.

St. Louis to Marion — what to expect when booking

The STL–MWA 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 and Marion,United States is approximately 162.14 km.

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More flights from Marion (MWA)
1 routes
Marion → St. Louis
MWA → STL
❓ Frequently asked questions — St. Louis to Marion 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 (STL) and Marion,United States (MWA) is approximately 162.14 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.