Flights to Southwest Illinois from Baltimore - ￥20,380

View ￥20,380 flight on Sun, Oct 26, 2025Opens in a new window

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Cheap Flights from Baltimore to Southwest Illinois (WAS-STL)

Prices were available within the past 7 days and start at ￥20,380 for one-way flights and ￥51,760 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Aug 4 - Sat, Aug 9
DCA
Washington
MWA
Marion
￥51,760 Roundtrip, found 4 days ago
￥51,760
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Aug 4 from Washington to Marion, returning Sat, Aug 9, priced at ￥51,760 found 4 days ago
American Airlines
Mon, Aug 4 - Sat, Aug 9
DCA
Washington
MWA
Marion
￥56,720 Roundtrip, found 4 days ago
￥56,720
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Aug 4 from Washington to Marion, returning Sat, Aug 9, priced at ￥56,720 found 4 days ago
American Airlines
Mon, Aug 4 - Sat, Aug 9
DCA
Washington
MWA
Marion
￥59,500 Roundtrip, found 4 days ago
￥59,500
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Aug 4 from Washington to Marion, returning Sat, Aug 9, priced at ￥59,500 found 4 days ago
United
Mon, Aug 4 - Sat, Aug 9
DCA
Washington
MWA
Marion
￥61,650 Roundtrip, found 4 days ago
￥61,650
Roundtrip
found 4 days ago
Select United flight, departing Mon, Aug 4 from Washington to Marion, returning Sat, Aug 9, priced at ￥61,650 found 4 days ago
American Airlines
Mon, Aug 4 - Sat, Aug 9
DCA
Washington
MWA
Marion
￥64,570 Roundtrip, found 4 days ago
￥64,570
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Aug 4 from Washington to Marion, returning Sat, Aug 9, priced at ￥64,570 found 4 days ago
American Airlines
Sat, Aug 2 - Thu, Aug 7
BWI
Baltimore
CGI
Cape Girardeau
￥64,840 Roundtrip, found 6 days ago
￥64,840
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Aug 2 from Baltimore to Cape Girardeau, returning Thu, Aug 7, priced at ￥64,840 found 6 days ago
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