United Airlines flights from SeaTac (SEA) to Chicago (ORD)
Find comprehensive United Airlines flight information, schedules, and booking details for direct flights from SeaTac (SEA), US to Chicago (ORD), US. United 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 2m - 4h 12m
07:00
12:35
1725 miles (2776 km)
January
1 (Show)
104
Terminal 2 (SEA)
Terminal 1 (ORD)
United Airlines Flight Schedule from SeaTac (SEA) to Chicago (ORD)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
UA2618 |  United Airlines | 07:00 | 13:09:00 | Airbus A321neo |
UA747 | United Airlines | 10:53 | 16:55:00 | Boeing 737-900 Passenger |
UA2108 | United Airlines | 12:35 | 18:47:00 | Boeing 737-800 Passenger |
United Airlines Monthly Flight Calendar
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Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 3h 53m - 4h 27m.
Pricing patterns: January typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 7:00, 10:00, 12:00, offering more flight options and potentially better connections.
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United Airlines Policy Highlights
Baggage Policy
Economy Class: 23kg, Premium Economy: 23kg, Business Class: 32kg, First Class: 32kg.
For detailed baggage policies, visit United Airlines airline page or United Airlines official website.
Check-in Information
Online check-in available 24 hours before departure.
United Airlines Terminal Information
Departure Terminal at SeaTac (SEA):
• United Airlines flights from SeaTac (SEA) depart from Terminal Terminal 2
• Terminal Terminal 2: United Airlines operates from this terminal
Arrival Terminal at Chicago (ORD):
• United Airlines flights to Chicago (ORD) arrive at Terminal Terminal 1
• Terminal Terminal 1: United Airlines operates from this terminal
Frequently Asked Questions about United Airlines Flights
How many United Airlines flights operate from Seattle (SEA) to Chicago (ORD)?
United Airlines operates 3 flights from Seattle (SEA) to Chicago (ORD).
What city does Chicago (ORD) airport serve?
Chicago (ORD) airport serves Chicago, US.
How long is the United 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 United Airlines use on this route?
United Airlines uses Airbus A321neo, Boeing 737-900 Passenger, Boeing 737-800 Passenger on this route.
Which other airlines operate on this route?
3 other airlines operate on this route: Alaska Airlines, American Airlines, Delta Air Lines.
What are the earliest and latest United Airlines flight departure times?
The earliest United Airlines flight departs at 07:00 and the latest departs at 12:35.
Which terminal does United Airlines use at Seattle (SEA)?
United Airlines flights from Seattle (SEA) depart from Terminal Terminal 2.
Which terminal does United Airlines use at Chicago (ORD)?
United Airlines flights to Chicago (ORD) arrive at Terminal Terminal 1.
What is the cheapest month to fly United Airlines from Seattle (SEA) to Chicago (ORD)?
January is typically the cheapest month to fly United Airlines on this route.
What is the average price for a United Airlines flight from Seattle (SEA) to Chicago (ORD)?
The average price for a round-trip United Airlines flight on this route is approximately $277. Prices can vary based on booking time and demand.
How many United Airlines flights operate per week on this route?
United Airlines operates approximately 104 flights per week from Seattle (SEA) to Chicago (ORD).