Flights operate between Seattle (SEA) and Chicago (ORD).
1 airline operates this route with 10-14 flights daily flights.
Average flight time is 3h 53m - 4h 27m.
Route distance is 1725 miles (2776 km).
Route Distance
1725 miles (2776 km)
Average Duration
3h 53m - 4h 27m
Airlines Operating This Route
Alaska Airlines
Flight Frequency
Daily Flights
10-14 flights
Weekly Flights
104
Typical Departure Time Ranges
Earliest Departure
00:25
Latest Departure
17:49
Route Intelligence Dashboard
Overall Connectivity Score
70
GoodRoute Diversity
1
Direct Routes
Alaska Airlines serves 1 destination from SEA
Weekly Frequency
35
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| SEA → Chicago (ORD) (ORD) | 35/week | 3h 53m - 4h 27m | 1,725 km | Very Stable |
Flight Schedule & Filters
Alaska Airlines flights from SeaTac (SEA) to Chicago (ORD)
Alaska Airlines operates scheduled nonstop flights between SeaTac (SEA) and Chicago (ORD). Alaska Airlines operates 10-14 flights daily flights on this route.• Flight Duration: 3h 53m - 4h 27m (average flight time)• Distance: 1725 miles (2776 km) (air miles between airports)• Daily Flights: 10-14 flights (scheduled departures per day)
SeaTac (SEA)
US
Chicago (ORD)
US
FLIGHT TIME
3h 53m - 4h 27m
FLIGHT DISTANCE
1725 miles (2776 km)
4h 3m - 4h 13m
00:25
17:49
1725 miles (2776 km)
January
1 (Show)
104
Alaska Airlines Terminal Information & Contact
Departure Terminal - SeaTac (SEA)
Terminal: 1
Phone: 1-800-252-7522
Location: 1, Seattle, US
Arrival Terminal - Chicago (ORD)
Terminal: 3
Phone: 1-800-252-7522
Location: 3, Chicago, US
Alaska Airlines Flight Schedule from SeaTac (SEA) to Chicago (ORD)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
AS328 |  Alaska Airlines | 00:25 | 06:28:00 | Boeing 737MAX 9 Passenger |
AS410 | Alaska Airlines | 06:00 | 12:03:00 | Boeing 737MAX 9 Passenger |
AS265 | Alaska Airlines | 08:45 | 14:53:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
AS429 | Alaska Airlines | 10:53 | 17:06:00 | Boeing 737MAX 9 Passenger |
AS538 | Alaska Airlines | 17:49 | 23:59:00 | Boeing 737-900 (winglets) Passenger/BBJ3 |
Alaska Airlines Monthly Flight Calendar
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Alaska Airlines Terminal Information
Departure Terminal at SeaTac (SEA):
• Terminal : Alaska Airlines operates from this terminal
Terminal 1:
• Alaska Airlines Terminal Phone: 1-800-252-7522
Arrival Terminal at Chicago (ORD):
Terminal 3:
• Alaska Airlines Terminal Phone: 1-800-252-7522
Alaska Airlines Contact Information and Customer Services
Alaska Airlines Address
P.O. Box 68900
Seattle, WA 98168, USA
Customer Service Phone
+1 800 654 5669Official Website
alaskaair.com/Frequently Asked Questions
How many Alaska Airlines flights operate from Seattle (SEA) to Chicago (ORD)?
Alaska Airlines operates 5 flights from Seattle (SEA) to Chicago (ORD).
What city does Chicago (ORD) airport serve?
Chicago (ORD) airport serves Chicago, US.
How long is the Alaska Airlines flight from Seattle (SEA) to Chicago (ORD)?
The flight duration is approximately 3h 53m - 4h 27m.
What is the distance from Seattle (SEA) to Chicago (ORD)?
The distance is 1725 miles (2776 km).
What aircraft does Alaska Airlines use on this route?
Alaska Airlines uses Boeing 737MAX 9 Passenger, Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737-900 (winglets) Passenger/BBJ3 on this route.
Which other airlines operate on this route?
3 other airlines operate on this route: American Airlines, United Airlines, Delta Air Lines.
What are the earliest and latest Alaska Airlines flight departure times?
The earliest Alaska Airlines flight departs at 00:25 and the latest departs at 17:49.
View all Alaska Airlines flights to Seattle (SEA) →
Popular Alaska Airlines routes from Seattle include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.