฿7,125 Cheap Flights from Seattle (SEA) to Chicago (MDW)

View ฿7,125 flight on Wed, 17 Dec 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Chicago Midway Airport (MDW)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seattle (SEA) to Chicago (MDW)

Prices were available within the past 7 days and start at ฿7,125 for one-way flights and ฿19,990 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 17 Dec - Mon, 22 Dec
SEA
Seattle
MDW
Chicago
฿19,990 Return, found 4 days ago
฿19,990
Return
found 4 days ago
Select Delta flight, departing Wed, 17 Dec from Seattle to Chicago, returning Mon, 22 Dec, priced at ฿19,990 found 4 days ago

Find the cheapest month to fly from Seattle (SEA) to Chicago (MDW)

October is typically the cheapest month to fly

From ฿3,843 - ฿14,269 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Chicago route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Midway Intl.
Return price
฿19,990
Distance
2766 km
Average flight time
6 hours 2 mins

Perfect flights from Seattle to Chicago

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Chicago. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to Midway Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿7,125 and roundtrip prices from ฿19,990. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Midway Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Chicago.

Frequently asked questions

How much is a flight from Sea-Tac Airport to Midway Intl. Airport (MDW)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from SEA to Chicago Airport was ฿19,990. Fares this cheap don't last forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Midway Airport?
Each air carrier has its own terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to MDW that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to Midway Intl. Airport (MDW) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Midway Intl. Airport (MDW)?
The flight distance from SeaTac to Chicago is 2,800 kilometres. Bring along a snack, a drink and an interesting book to read. Keep yourself busy in the air and the hours will zip by.
Which airlines fly direct from Sea-Tac Airport to Midway Airport?
Flying straight from Sea-Tac Airport to Midway Airport is a breeze with Southwest Airlines (WN). This popular carrier operates 47 flights every month.
Are Sea-Tac Airport to Midway Intl. Airport (MDW) flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes find a bargain, with some super cheap airfares from Sea-Tac Airport to Midway Intl. Airport (MDW) cropping up a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals frequently — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline advertises prices so far in advance.

Explore a world of travel with Expedia

*Available to Expedia members.