Direct flights from Seattle to Chicago SEA → MDW

Southwest Airlines flies nonstop from Seattle (SEA) to Chicago (MDW), daily. The flight takes about 4h 4m and covers 1,729 miles (2,782 km). Arrivals run on time 80.8% at SEA and 72.8% at MDW — BTS data for the last three months, counting arrivals within 15 minutes of schedule. Schedule data from 27 July 2026.

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Southwest Airlines WN

Departure Schedule typical week

Typical weekly schedule · 21 flights per week (~3 per day) · Updated 34d ago

Southwest Airlines
21 flights per week (~3 per day)
Tue, Wed
05:00 → 10:55
Sun
05:15 → 11:10
Mon, Thu, Fri, Sat
05:30 → 11:25
Sat
06:05 → 12:00
Mon, Tue, Wed, Thu, Fri, Sat
11:45 → 18:00
Daily
23:05 → 05:00

More nonstops from Seattle

SEA → LAX Los Angeles 7 airlines SEA → PHX Phoenix 7 airlines SEA → DEN Denver 6 airlines SEA → LAS Las Vegas 5 airlines SEA → BOS Boston 4 airlines SEA → ONT Ontario 4 airlines SEA → ORD Chicago 4 airlines SEA → PDX Portland 4 airlines

Frequently asked questions

Is there a direct flight from Seattle to Chicago?

Yes, Southwest Airlines operates nonstop flights from Seattle (SEA) to Chicago (MDW).

Which airlines fly direct from Seattle to Chicago?

Southwest Airlines operates nonstop flights from Seattle to Chicago.

How long is the flight from Seattle to Chicago?

The nonstop flight from Seattle to Chicago takes ~4h 4m (approximately 2782 km).

How often do direct flights operate from Seattle to Chicago?

Nonstop flights from Seattle to Chicago operate daily — 21 flights per week (~3 per day).

What is the on-time performance for flights from Seattle to Chicago?

Arrivals run on time 80.8% at SEA and 72.8% at MDW — BTS data for the last three months, counting arrivals within 15 minutes of schedule.

What days of the week are there direct flights from Seattle to Chicago?

Direct flights from Seattle to Chicago operate every day of the week.

Explore More

SEA All direct flights from Seattle MDW All direct flights from Chicago MDW → SEA Return: Chicago to Seattle

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