MDW (Chicago) to Washington in October 2026

Dated one-way fares from MDW (Chicago) to Washington in October 2026. Use the calendar to see which days are cheaper.

Lowest this month $90

Highest this month $141

Sample fare $85

Airports MDW–BWI

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October 2026 price calendar

From $90 · up to $141

Mon

Tue

Wed

Thu

Fri

Sat

Sun

4 $141 5 $116 6 $116 7 $116 8 $116 9 $116 10 $116 11 $116 12 $116 13 $90 14 $91 15 $91

Baltimore BWI

$85

Sep 24, 6:25am · 9h 21m · 1 stop

MDW → BWI · Frontier Airlines

Baltimore BWI

$85

Sep 15, 6:25am · 9h 21m · 1 stop

MDW → BWI · Frontier Airlines

Washington WAS

$85

Sep 22, 6:25am · 9h 53m · 1 stop

MDW → IAD · Frontier Airlines

This page is only October 2026 on the MDW (Chicago) to Washington route. Open the full route if you want the next months side by side.

Prices move as seats sell. Confirm the live itinerary before you book MDW (Chicago) to Washington in October 2026.