Seattle–Tacoma International Airport
Seattle / Tacoma, United States
O'Hare International Airport
Chicago, United States
$143 USD
-38%$89 USD
Verified Nov 29, 2025 at 12:16 PMFair Availability
24% of dates checked are available within 10% of the lowest price
Monday, January 26th, 2026
Outbound Flights
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4h 8m·Nonstop
$333 USD
SEAJan 26 07:00
→ORDJan 26 13:08
UA 747Airbus A321neo
4h 7m·Nonstop
$333 USD
SEAJan 26 10:58
→ORDJan 26 17:05
UA 2467Boeing 737
4h 7m·Nonstop
$333 USD
SEAJan 26 14:10
→ORDJan 26 20:17
UA 2340Boeing 737
15h 40m·1 stop
$758 USD
SEAJan 26 19:30
→SFOJan 26 21:48
UA 1665Airbus A320
8h 57m layover·Overnight

SFOJan 27 06:45
→ORDJan 27 13:10
UA 2091Airbus A321neo
6h 24m·1 stop
$919 USD
SEAJan 26 08:40
→DENJan 26 12:32
UA 1505Airbus A320
58m layover

DENJan 26 13:30
→ORDJan 26 17:04
UA 617Boeing 757
10h 56m·2 stops
$2,059 USD
SEAJan 26 17:12
→LAXJan 26 20:11
UA 5663Embraer 175
2h 31m layover

LAXJan 26 22:42
→LASJan 26 23:59
UA 1546Boeing 737
31m layover·Overnight

LASJan 27 00:30
→ORDJan 27 06:08
UA 1231Boeing 737
16h 14m·1 stop
$2,128 USD
SEAJan 26 15:30
→DENJan 26 19:16
UA 757Boeing 737
10h 44m layover·Overnight

DENJan 27 06:00
→ORDJan 27 09:44
UA 1377Airbus A321neo
10h 3m·1 stop
$2,367 USD
SEAJan 26 17:12
→LAXJan 26 20:11
UA 5663Embraer 175
2h 54m layover

LAXJan 26 23:05
→ORDJan 27 05:15
UA 1843Airbus A321neo