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

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2026/5
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2026/5
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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
May Lowest Airfares
USD221

The airfare displayed above is for Delta Air Lines

Set calendar for this month
O'Hare－Seattle-Tacoma Airport
June Lowest Airfares -----

O'Hare－Seattle-Tacoma Airport
July Lowest Airfares -----
O'Hare－Seattle-Tacoma Airport
August Lowest Airfares -----
O'Hare－Seattle-Tacoma Airport
September 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)
USD91〜
O'Hare－Washington D.C(Ronald Reagan Washington National)
USD117〜
O'Hare－Washington D.C(Baltimore-Washington)
USD122〜
O'Hare－Washington D.C(Washington Dulles)
USD198〜
O'Hare－Dallas(/Fort Worth)
USD114〜
O'Hare－Dallas(Love Field)
USD191〜
* Fares vary in accordance to seat availability
Other Departures to: Seattle

Dallas/Fort Worth Airport－Seattle(-Tacoma)
USD131〜
San Diego Airport－Seattle(-Tacoma)
USD137〜
Hartsfield-Jackson Atlanta Airport－Seattle(-Tacoma)
USD194〜
George Bush Intercontinental Airport－Seattle(-Tacoma)
USD191〜
Miami Airport－Seattle(-Tacoma)
USD180〜
Salt Lake City Airport－Seattle(-Tacoma)
USD174〜
* Fares vary in accordance to seat availability