Southwest Airlines flights from SeaTac (SEA) to Chicago (MDW)
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from SeaTac (SEA), US to Chicago (MDW), US. Southwest Airlines operates 1-2 flights daily flights on this route.• Flight Duration: 3h 50m - 4h 15m (average flight time)• Distance: 1738 miles (2796 km) (air miles between airports)• Daily Flights: 1-2 flights (scheduled departures per day)
SeaTac (SEA)
US
Chicago (MDW)
US
FLIGHT TIME
3h 50m - 4h 15m
FLIGHT DISTANCE
1738 miles (2796 km)
3h 55m - 3h 55m
06:45
06:45
1738 miles (2796 km)
January
1 (Show)
7
Terminal 1 (SEA)
Terminal 1 (MDW)
Southwest Airlines Flight Schedule from SeaTac (SEA) to Chicago (MDW)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN2120 |  Southwest Airlines | 06:45 | 12:40:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
Southwest Airlines Monthly Flight Calendar
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Route Insights
Pricing patterns: January typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 6:00, offering more flight options and potentially better connections.
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Southwest Airlines Policy Highlights
Baggage Policy
Two free checked bags, additional charges apply for excess or overweight baggage.
For detailed baggage policies, visit Southwest Airlines airline page or Southwest Airlines official website.
Check-in Information
Online check-in available 24 hours before departure.
Southwest Airlines Terminal Information
Departure Terminal at SeaTac (SEA):
• Southwest Airlines flights from SeaTac (SEA) depart from Terminal Terminal 1
• Terminal Terminal 1: Southwest Airlines operates from this terminal
Arrival Terminal at Chicago (MDW):
• Southwest Airlines flights to Chicago (MDW) arrive at Terminal Terminal 1
• Terminal Terminal 1: Southwest Airlines operates from this terminal
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from Seattle (SEA) to Chicago (MDW)?
Southwest Airlines operates 1 flight from Seattle (SEA) to Chicago (MDW).
What city does Chicago (MDW) airport serve?
Chicago (MDW) airport serves Chicago, US.
How long is the Southwest Airlines flight from Seattle (SEA) to Chicago (MDW)?
The flight duration is approximately 3h 50m - 4h 15m.
What is the distance from Seattle (SEA) to Chicago (MDW)?
The distance is 1738 miles (2796 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-700 (winglets) Passenger/BBJ1 on this route.
Which terminal does Southwest Airlines use at Seattle (SEA)?
Southwest Airlines flights from Seattle (SEA) depart from Terminal Terminal 1.
Which terminal does Southwest Airlines use at Chicago (MDW)?
Southwest Airlines flights to Chicago (MDW) arrive at Terminal Terminal 1.
What is the cheapest month to fly Southwest Airlines from Seattle (SEA) to Chicago (MDW)?
January is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from Seattle (SEA) to Chicago (MDW)?
The average price for a round-trip Southwest Airlines flight on this route is approximately $546. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 7 flights per week from Seattle (SEA) to Chicago (MDW).