
Popular airlines from Chicago O'Hare International Airport (ORD) to Seattle-Tacoma International Airport (SEA)
- American Airlines
American Airlines
- Delta
Delta
- United
United
- Plan, book, fly with confidence
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Cheap Flights from Chicago (ORD) to Seattle (SEA)
Prices were available within the past 7 days and start at ฿2,925 for one-way flights and ฿6,180 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, 16 Sep - Tue, 23 Sep
ORD
Chicago
SEA
Seattle
฿6,180 Return, found 3 days ago
฿6,180
Return
found 3 days ago

Fri, 31 Oct - Sat, 8 Nov
ORD
Chicago
SEA
Seattle
฿6,635 Return, found 5 days ago
฿6,635
Return
found 5 days ago

Fri, 31 Oct - Fri, 7 Nov
ORD
Chicago
SEA
Seattle
฿7,090 Return, found 5 days ago
฿7,090
Return
found 5 days ago

Tue, 16 Sep - Tue, 23 Sep
ORD
Chicago
SEA
Seattle
฿7,655 Return, found 3 days ago
฿7,655
Return
found 3 days ago

Tue, 16 Sep - Tue, 23 Sep
ORD
Chicago
SEA
Seattle
฿7,825 Return, found 3 days ago
฿7,825
Return
found 3 days ago

Fri, 31 Oct - Thu, 6 Nov
ORD
Chicago
SEA
Seattle
฿8,100 Return, found 1 day ago
฿8,100
Return
found 1 day ago

Fri, 31 Oct - Sat, 8 Nov
ORD
Chicago
SEA
Seattle
฿8,110 Return, found 5 days ago
฿8,110
Return
found 5 days ago

Tue, 16 Sep - Tue, 23 Sep
ORD
Chicago
SEA
Seattle
฿8,265 Return, found 3 days ago
฿8,265
Return
found 3 days ago

Fri, 31 Oct - Sat, 8 Nov
ORD
Chicago
SEA
Seattle
฿8,280 Return, found 5 days ago
฿8,280
Return
found 5 days ago

Tue, 16 Sep - Tue, 23 Sep
ORD
Chicago
SEA
Seattle
฿9,115 Return, found 3 days ago
฿9,115
Return
found 3 days ago
Find the cheapest month to fly from Chicago (ORD) to Seattle (SEA)
September is typically the cheapest month to fly
From ฿3,036 - ฿5,232 per traveller.
Graph displaying average flight prices per month
Origin airport | O'Hare Intl. |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | American Airlines, Delta, United |
Return price | ฿6,180 |
Distance | 2745 km |
Average flight time | 2 hours 36 mins |
Perfect flights from Chicago to Seattle
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Chicago to Seattle. 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 O'Hare Intl. to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿2,925 and roundtrip prices from ฿6,180. 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 Seattle - Tacoma 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 Seattle.
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Top Routes from Chicago
- Chicago to Newark Liberty Intl. Airport (ORD - EWR)
- Chicago to Bangkok (ORD - BKK)
- Chicago to Boston (ORD - BOS)
- Chicago to Paris (ORD - CDG)
- Chicago to Minneapolis (ORD - MSP)
- Chicago to Chiang Mai (ORD - CNX)
- Chicago to Denver (ORD - DEN)
- Chicago to Samui Intl. Airport (ORD - USM)
- Chicago to Phuket (ORD - HKT)
- Chicago to Buffalo (ORD - BUF)
- Chicago to Toronto (ORD - YYZ)
Top Routes to Seattle
- Newark Liberty Intl. Airport to Seattle (EWR - SEA)
- Los Angeles to Seattle (LAX - SEA)
- Bangkok to Seattle (BKK - SEA)
- Vientiane to Seattle (VTE - SEA)
- Jakarta to Seattle (CGK - SEA)
- Boston to Seattle (BOS - SEA)
- Taipei to Seattle (TPE - SEA)
- Chiang Mai to Seattle (CNX - SEA)
- Denver to Seattle (DEN - SEA)
- New York to Seattle (JFK - SEA)
- Phuket to Seattle (HKT - SEA)
- Houston to Seattle (IAH - SEA)
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