- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Plan, book, fly with confidence
Alaska Airlines flights from Chicago to Seattle (ORD→SEA)
Prices were available within the past 7 days and start at CA $102 for one-way flights and CA $203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Thu., Oct. 31 - Wed., Nov. 6
ORD
Chicago
SEA
Seattle
CA $203 Roundtrip, found 23 hours ago
CA $203
Roundtrip
found 23 hours ago
Wed., Jun. 19 - Tue., Jul. 16
ORD
Chicago
SEA
Seattle
CA $203 Roundtrip, found 4 days ago
CA $203
Roundtrip
found 4 days ago
Thu., Oct. 31 - Wed., Nov. 6
ORD
Chicago
SEA
Seattle
CA $221 Roundtrip, found 23 hours ago
CA $221
Roundtrip
found 23 hours ago
Sat., Aug. 17 - Sun., Aug. 18
ORD
Chicago
SEA
Seattle
CA $242 Roundtrip, found 17 hours ago
CA $242
Roundtrip
found 17 hours ago
Origin airport | O'Hare Intl. |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, JetBlue Airways, Spirit Airlines, Sun Country Airlines |
Popular airline | JetBlue Airways |
Distance | 2745 km |
- Trending Alaska Airlines Flights
- Trending Routes
- Other Airlines
- Main Airports for Alaska Airlines Flights
- Flights from Other Cities
- Expedia's Latest Trends
Most Popular Alaska Airlines Routes from Seattle
- Vancouver to Kahului (YVR - OGG)
- Toronto to Las Vegas (YYZ - LAS)
- Vancouver to Puerto Vallarta (YVR - PVR)
- Vancouver to Las Vegas (YVR - LAS)
- Vancouver to London (YVR - LHR)
- Vancouver to New York (YVR - JFK)
- Vancouver to Cancun (YVR - CUN)
- Toronto to Honolulu (YYZ - HNL)
- Vancouver to San José del Cabo (YVR - SJD)
- Calgary to Las Vegas (YYC - LAS)
Popular Domestic Routes in Seattle - Tacoma Intl.
- Vancouver to San Francisco (YVR - SFO)
- Vancouver to Tokyo (YVR - HND)
- Vancouver to Los Angeles (YVR - LAX)
- Calgary to Las Vegas (YYC - LAS)
- Edmonton to Las Vegas (YEG - LAS)
- Vancouver to Kahului (YVR - OGG)
- Vancouver to Las Vegas (YVR - LAS)
- Vancouver to Honolulu (YVR - HNL)
- Vancouver to New York (YVR - JFK)
- Calgary to Los Angeles (YYC - LAX)
Flights
Cheap Flights from Ottawa (YOW) to Las Vegas (LAS)Cheap Flights from Vancouver (YVR) to San Diego (SAN)Cheap Flights from Vancouver (YVR) to Las Vegas (LAS)Cheap Flights from Hamilton (YHM) to Las Vegas (LAS)Cheap Flights from Abbotsford (YXX) to Las Vegas (LAS)Cheap Flights from Toronto (YYZ) to Dallas (DFW)Cheap Flights from Saskatoon (YXE) to Las Vegas (LAS)Cheap Flights from Toronto (YYZ) to Boston (BOS)Cheap Flights from Toronto (YYZ) to Philadelphia (PHL)Cheap Flights from Toronto (YYZ) to San Diego (SAN)Cheap Flights from Toronto (YYZ) to Myrtle Beach (MYR)Cheap Flights from Calgary (YYC) to San Diego (SAN)Cheap Flights from Toronto (YYZ) to New York (NYC)Cheap Flights from Montreal (YUL) to Las Vegas (LAS)Cheap Flights from Detroit (DTW) to Las Vegas (LAS)Cheap Flights from Edmonton (YEG) to Las Vegas (LAS)Cheap Flights from Montreal (YUL) to Fort Lauderdale (FLL)Cheap Flights from Kelowna (YLW) to Las Vegas (LAS)Cheap Flights from Winnipeg (YWG) to Las Vegas (LAS)Cheap Flights from Calgary (YYC) to Las Vegas (LAS)Cheap Flights from Calgary (YYC) to Dallas (DFW)Cheap Flights from Buffalo (BUF) to Fort Lauderdale (FLL)Cheap Flights from Toronto (YYZ) to Fort Lauderdale (FLL)Cheap Flights from Bellingham (BLI) to Las Vegas (LAS)Cheap Flights from Vancouver (YVR) to Palm Springs (PSP)Cheap Flights from Ottawa (YOW) to Fort Lauderdale (FLL)Cheap Flights from Vancouver (YVR) to Dallas (DFW)Cheap Flights from Toronto (YYZ) to Las Vegas (LAS)Cheap Flights from Buffalo (BUF) to Las Vegas (LAS)Cheap Flights from Victoria (YYJ) to Las Vegas (LAS)
*Available to Expedia members.