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Cheap Flights from Chicago to Seattle $249.17

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Cheapest Flights from Chicago to Seattle (MDW to SEA)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Chicago to Seattle (MDW to SEA)

Question : Over the coming months, which airline is getting its passengers to Seattle-Tacoma International Airport (SEA) round-trip the cheapest?
Answer : Delta Air Lines is offering its passengers the cheapest flights over the next three months.

Question : How many days should you spend in Seattle if you're flying in from Chicago?
Answer : Over the next two months, passengers from MDW to SEA are planning on staying for seven days on average.

Question : Which day has the most flight time options?
Answer : The day with the most departure times for this route is Wednesday with 50 options. Friday currently offers the fewest flight times with 36 options.

Question : What is the likelihood your flight will be on schedule for this route?
Answer : Passengers are currently getting to their destination on schedule 77% of the time, which ranks in the top half across all routes. When a flight is late, it averages between 10-20 minutes.

Question : Best case scenario, how quickly can someone get to SEA from MDW?
Answer : Southwest Airlines currently has the fastest travel time with 20 minutes. For example, you would arrive in Seattle at 10:45 AM PST if you left Chicago at 8:25 AM. Remember, there is a time change of two-hours.