
Popular airlines from Seattle-Tacoma International Airport (SEA) to Chicago O'Hare International Airport (ORD)
- American Airlines
American Airlines
- Delta
Delta
- United
United
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 40% on select hotels after you book a flight*
Cheap Flights from Seattle (SEA) to Chicago (ORD)
Prices were available within the past 7 days and start at ฿2,845 for one-way flights and ฿5,685 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, 31 May - Sat, 7 Jun
SEA
Seattle
ORD
Chicago
฿5,685 Return, found 4 hours ago
฿5,685
Return
found 4 hours ago

Sat, 31 May - Sat, 7 Jun
SEA
Seattle
ORD
Chicago
฿6,690 Return, found 4 hours ago
฿6,690
Return
found 4 hours ago

Sat, 10 May - Wed, 14 May
SEA
Seattle
ORD
Chicago
฿6,765 Return, found 3 days ago
฿6,765
Return
found 3 days ago

Wed, 4 Jun - Wed, 11 Jun
SEA
Seattle
ORD
Chicago
฿6,825 Return, found 1 day ago
฿6,825
Return
found 1 day ago

Sun, 11 May - Fri, 30 May
SEA
Seattle
ORD
Chicago
฿6,860 Return, found 8 hours ago
฿6,860
Return
found 8 hours ago

Sat, 31 May - Sat, 7 Jun
SEA
Seattle
ORD
Chicago
฿7,200 Return, found 4 hours ago
฿7,200
Return
found 4 hours ago

Mon, 2 Jun - Mon, 9 Jun
SEA
Seattle
ORD
Chicago
฿7,780 Return, found 4 days ago
฿7,780
Return
found 4 days ago

Wed, 4 Jun - Wed, 11 Jun
SEA
Seattle
ORD
Chicago
฿7,830 Return, found 1 day ago
฿7,830
Return
found 1 day ago

Sat, 31 May - Sat, 7 Jun
SEA
Seattle
ORD
Chicago
฿8,205 Return, found 4 hours ago
฿8,205
Return
found 4 hours ago

Wed, 4 Jun - Wed, 11 Jun
SEA
Seattle
ORD
Chicago
฿8,700 Return, found 1 day ago
฿8,700
Return
found 1 day ago
Origin airport | Seattle - Tacoma Intl. |
Destination airport | O'Hare Intl. |
Airlines serving | American Airlines, Delta, United |
Return price | ฿5,685 |
Distance | 2745 km |
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 Chicago, 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 ฿2,845 and roundtrip prices from ฿5,685. 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 Chicago 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 SEA to ORD travel arrangements today and embark on the journey of a lifetime in Chicago.
Frequently asked questions
Explore a world of travel with Expedia
- Trending Routes
- Trending Flights
- Top Flights Destinations
- Related Airlines
- Nearby Airports
- Cheap Flights from Other Airports
- Expedia's Latest Trends
Top Routes from Seattle
- Seattle to Los Angeles (SEA - LAX)
- Seattle to Bangkok (SEA - BKK)
- Seattle to Washington (SEA - DCA)
- Seattle to Colorado Springs (SEA - COS)
- Seattle to Boston (SEA - BOS)
- Seattle to Taipei (SEA - TPE)
- Seattle to Chiang Mai (SEA - CNX)
- Seattle to Denver (SEA - DEN)
- Seattle to Houston (SEA - IAH)
- Seattle to Baltimore (SEA - BWI)
- Seattle to Bozeman (SEA - BZN)
Top Routes to Chicago
- Los Angeles to Chicago (LAX - ORD)
- Bangkok to Chicago (BKK - ORD)
- Boston to Chicago (BOS - ORD)
- Chiang Mai to Chicago (CNX - ORD)
- Warsaw to Chicago (WAW - ORD)
- New York to Chicago (JFK - ORD)
- Phuket to Chicago (HKT - ORD)
- Tokyo to Chicago (NRT - ORD)
- Seoul to Chicago (ICN - ORD)
- London to Chicago (LHR - ORD)
- Orlando to Chicago (MCO - ORD)
- Toronto to Chicago (YYZ - ORD)
Top Routes from Seattle
Top Flight Destinations
- Flights to Las Vegas
- Flights to New York
- Flights to Orlando
- Flights to Chicago
- Flights to Myrtle Beach
- Flights to San Diego
- Flights to Miami
- Flights to Los Angeles
- Flights to Nashville
- Flights to Key West
- Flights to Boston
- Flights to Honolulu
- Flights to Washington
- Flights to San Antonio
- Flights to San Francisco
- Flights to Atlanta
- Flights to New Orleans
- Flights to Houston
Chicago Airports
Chicago
Nearby Airports
Expedia's Latest Trends
Flights
Flights from Suvarnabhumi Intl. to NYC-All AirportsFlights from New York (JFK) to Boston (BOS)Flights from Bangkok (BKK) to San Diego (SAN)Flights from Boston (BOS) to New York (JFK)Flights from Bangkok (BKK) to Fairbanks (FAI)Flights from Bangkok (BKK) to Cleveland (CLE)Flights from Boston (BOS) to Los Angeles (LAX)Flights from Bangkok (BKK) to Omaha (OMA)Flights from Bangkok (BKK) to Boston (BOS)Flights from Los Angeles Intl. to NYC-All AirportsFlights from Bangkok (BKK) to Houston (HOU)Flights from Bangkok (BKK) to Dallas (DFW)Flights from Bangkok (BKK) to Anchorage (ANC)Flights from NYC-All Airports to Los Angeles Intl.Flights from Las Vegas (LAS) to Buffalo (BUF)Flights from Bangkok (BKK) to Spokane (GEG)Flights from Las Vegas (LAS) to San Francisco (SFO)Flights from Dallas (DFW) to Bangkok (BKK)Flights from San Francisco (SFO) to Las Vegas (LAS)Flights from Los Angeles (LAX) to Las Vegas (LAS)Flights from Bangkok (BKK) to St. Louis (STL)Flights from Greenland (JAV) to St. Louis (STL)Flights from Bangkok (BKK) to Philadelphia (PHL)Flights from Cleveland (CLE) to Bangkok (BKK)Flights from Las Vegas (LAS) to Bangkok (BKK)Flights from Boston (BOS) to Bangkok (BKK)Flights from LON-All Airports to NYC-All AirportsFlights from Bangkok (BKK) to Pittsburgh (PIT)Flights from Bangkok (BKK) to Las Vegas (LAS)Flights from Dallas (DFW) to Los Angeles (LAX)
*Available to Expedia members.