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

Departure Date

2025/7
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6Search	7Search	8257	9222	10230	11246	12248
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20Search	21Search	22Search	23210	24Search	25281	26342
27335	28250	29275	30188	31285

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2025/7
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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
July Lowest Airfares
USD188

The airfare displayed above is for Delta Air Lines

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O'Hare－Seattle-Tacoma Airport
August Lowest Airfares
USD109

The airfare displayed above is for Delta Air Lines

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O'Hare－Seattle-Tacoma Airport
September Lowest Airfares
USD134

The airfare displayed above is for American Airlines

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O'Hare－Seattle-Tacoma Airport
October Lowest Airfares
USD142

The airfare displayed above is for American Airlines

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O'Hare－Seattle-Tacoma Airport
November Lowest Airfares
USD141

The airfare displayed above is for Delta Air Lines

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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)
USD116〜
O'Hare－Washington D.C(Baltimore-Washington)
USD148〜
O'Hare－Washington D.C(Ronald Reagan Washington National)
USD156〜
O'Hare－Washington D.C(Washington Dulles)
USD186〜
O'Hare－Dallas(/Fort Worth)
USD116〜
O'Hare－Dallas(Love Field)
USD195〜
* Fares vary in accordance to seat availability
Other Departures to: Seattle

Dallas/Fort Worth Airport－Seattle(-Tacoma)
USD198〜
San Diego Airport－Seattle(-Tacoma)
USD171〜
Hartsfield-Jackson Atlanta Airport－Seattle(-Tacoma)
USD256〜
George Bush Intercontinental Airport－Seattle(-Tacoma)
USD272〜
Miami Airport－Seattle(-Tacoma)
USD184〜
Salt Lake City Airport－Seattle(-Tacoma)
USD177〜
* Fares vary in accordance to seat availability