฿5,765 Cheap Flights from Seattle (SEA) to Chicago (ORD)

View ฿5,765 flight on Sat, 16 Jan 2027Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Chicago O'Hare International Airport (ORD)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

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

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ฿5,765 for one-way flights and ฿11,595 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 20 Aug - Sat, 22 Aug
SEA
Seattle
ORD
Chicago
฿11,595 Return, just found
฿11,595
Return
just found
Select Delta flight, departing Thu, 20 Aug from Seattle to Chicago, returning Sat, 22 Aug, priced at ฿11,595 just found
Delta
Thu, 20 Aug - Sat, 22 Aug
SEA
Seattle
ORD
Chicago
฿12,930 Return, just found
฿12,930
Return
just found
Select Delta flight, departing Thu, 20 Aug from Seattle to Chicago, returning Sat, 22 Aug, priced at ฿12,930 just found
Delta
Thu, 20 Aug - Sat, 22 Aug
SEA
Seattle
ORD
Chicago
฿12,935 Return, just found
฿12,935
Return
just found
Select Delta flight, departing Thu, 20 Aug from Seattle to Chicago, returning Sat, 22 Aug, priced at ฿12,935 just found
Delta
Thu, 20 Aug - Sat, 22 Aug
SEA
Seattle
ORD
Chicago
฿13,230 Return, just found
฿13,230
Return
just found
Select Delta flight, departing Thu, 20 Aug from Seattle to Chicago, returning Sat, 22 Aug, priced at ฿13,230 just found
Delta
Mon, 10 Aug - Thu, 13 Aug
SEA
Seattle
ORD
Chicago
฿13,390 Return, found 4 days ago
฿13,390
Return
found 4 days ago
Select Delta flight, departing Mon, 10 Aug from Seattle to Chicago, returning Thu, 13 Aug, priced at ฿13,390 found 4 days ago
Delta
Thu, 20 Aug - Sat, 22 Aug
SEA
Seattle
ORD
Chicago
฿13,405 Return, just found
฿13,405
Return
just found
Select Delta flight, departing Thu, 20 Aug from Seattle to Chicago, returning Sat, 22 Aug, priced at ฿13,405 just found
Delta
Thu, 20 Aug - Sat, 22 Aug
SEA
Seattle
ORD
Chicago
฿13,555 Return, just found
฿13,555
Return
just found
Select Delta flight, departing Thu, 20 Aug from Seattle to Chicago, returning Sat, 22 Aug, priced at ฿13,555 just found
Delta
Thu, 20 Aug - Sat, 22 Aug
SEA
Seattle
ORD
Chicago
฿13,585 Return, just found
฿13,585
Return
just found
Select Delta flight, departing Thu, 20 Aug from Seattle to Chicago, returning Sat, 22 Aug, priced at ฿13,585 just found
American Airlines
Sun, 6 Sept - Fri, 11 Sept
SEA
Seattle
ORD
Chicago
฿13,880 Return, found 1 day ago
฿13,880
Return
found 1 day ago
Select American Airlines flight, departing Sun, 6 Sept from Seattle to Chicago, returning Fri, 11 Sept, priced at ฿13,880 found 1 day ago
United
Thu, 20 Aug - Sat, 22 Aug
SEA
Seattle
ORD
Chicago
฿14,850 Return, just found
฿14,850
Return
just found
Select United flight, departing Thu, 20 Aug from Seattle to Chicago, returning Sat, 22 Aug, priced at ฿14,850 just found

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to O'Hare Intl. Airport (ORD)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from Seattle - Tacoma Intl. Airport (SEA) to ORD was ฿11,595. Fares this good 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-Tac Airport to ORD?
The majority of flights can be cancelled online, but each airline has a different set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from SEA to O'Hare Airport 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 Seattle - Tacoma Intl. Airport (SEA) to O'Hare Intl. Airport (ORD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SEA to ORD?
The flight distance between Sea-Tac Airport and O'Hare Airport is 2,800 kilometres. Pack yourself a drink, a few snacks and something to read. Keep yourself entertained and the hours will fly by.
Which airlines fly direct from SEA to O'Hare Airport?
You have lots of choice when travelling from Seattle - Tacoma Intl. Airport (SEA) to O'Hare Intl. Airport (ORD). Lock in your ticket with one of these top airlines:

  • Alaska Airlines - (AS) with 134 monthly flights
  • United Airlines - (UA) with 117 monthly flights
  • Delta Air Lines - (DL) with 69 monthly flights
  • American Airlines - (AA) with 60 monthly flights

Are Seattle - Tacoma Intl. Airport (SEA) to O'Hare Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally nab a bargain, with some of the cheapest fares from Sea-Tac Airport to O'Hare Intl. Airport (ORD) showing up a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline advertises prices that far in advance.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
O'Hare Intl.
Airlines serving
American Airlines, Delta, United
Return price
฿11,595
Distance
2745 km
Average flight time
6 hours 12 mins

Book with confidence

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 O'Hare Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿5,765 and roundtrip prices from ฿11,595. 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 O'Hare 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.
Perfect flights from Seattle to Chicago
*Available to Expedia members.