Cheap Flights from O'Hare International Airport to Seattle (SEA) Find and Compare the Best Airline Deals | Skyticket

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2025/12
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

O'Hare－Seattle-Tacoma Airport
December Lowest Airfares
USD269

The airfare displayed above is for Delta Air Lines

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O'Hare－Seattle-Tacoma Airport
January Lowest Airfares
USD220

The airfare displayed above is for Delta Air Lines

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O'Hare－Seattle-Tacoma Airport
February Lowest Airfares
USD199

The airfare displayed above is for Delta Air Lines

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O'Hare－Seattle-Tacoma Airport
March Lowest Airfares -----
O'Hare－Seattle-Tacoma Airport
April Lowest Airfares -----

Chicago－Seattle
Estimated Flight Time
4 Hours 25 Minutes
Chicago－Seattle
Number of Operating Airlines
6

Operating Airlines for O'Hare－Seattle-Tacoma Airport Route
- No1
  American Airlines
- No2
  Delta Air Lines
- No3
  United Airlines
Non-StopAmerican Airlines

Non-StopDelta Air Lines

Non-StopUnited Airlines

Non-StopAlaska Airlines

SUN COUNTRY

LCCSpirit

Other Destinations from:Chicago

O'Hare－Boston(Logan)
USD117〜
O'Hare－Washington D.C(Washington Dulles)
USD188〜
O'Hare－Washington D.C(Baltimore-Washington)
USD196〜
O'Hare－Washington D.C(Ronald Reagan Washington National)
USD200〜
O'Hare－Dallas(Love Field)
USD197〜
O'Hare－Dallas(/Fort Worth)
USD197〜
* Fares vary in accordance to seat availability
Other Departures to: Seattle

Dallas/Fort Worth Airport－Seattle(-Tacoma)
USD200〜
San Diego Airport－Seattle(-Tacoma)
USD122〜
Hartsfield-Jackson Atlanta Airport－Seattle(-Tacoma)
USD258〜
George Bush Intercontinental Airport－Seattle(-Tacoma)
USD184〜
Miami Airport－Seattle(-Tacoma)
USD186〜
Salt Lake City Airport－Seattle(-Tacoma)
USD160〜
* Fares vary in accordance to seat availability