SEA KSEA → ORD KORD

Seattle–Tacoma International Airport → Chicago O'Hare International Airport

🇺🇸 Seattle, US → 🇺🇸 Chicago, US

Departure Airport

Seattle–Tacoma International Airport

ICAO Code:: KSEA
IATA Code:: SEA
City:: 🇺🇸 Seattle
Country:: US
Elevation:: 433 ft

Destination Airport

Chicago O'Hare International Airport

ICAO Code:: KORD
IATA Code:: ORD
City:: 🇺🇸 Chicago
Country:: US
Elevation:: 680 ft

8

Operators

5

Daily Flights

1718

Miles

3h 39m

Flight Duration

Route Map

Operating Airlines

Republic ICAO: RPA • IATA: YX

American Airlines ICAO: AAL • IATA: AA

Alaska Airlines ICAO: ASA • IATA: AS

United ICAO: UAL • IATA: UA

China Cargo ICAO: CKK • IATA: CK

Delta Air Lines ICAO: DAL • IATA: DL

Envoy Air ICAO: ENY • IATA: MQ

Silk Way West ICAO: AZG • IATA: 7L

Airline	ICAO	IATA
Republic	`RPA`	`YX`
American Airlines	`AAL`	`AA`
Alaska Airlines	`ASA`	`AS`
United	`UAL`	`UA`
China Cargo	`CKK`	`CK`
Delta Air Lines	`DAL`	`DL`
Envoy Air	`ENY`	`MQ`
Silk Way West	`AZG`	`7L`

Flight Schedule Pattern

Day	Flights Observed	Frequency
Monday	22	16%
Tuesday	21	16%
Wednesday	16	12%
Thursday	18	13%
Friday	19	14%
Saturday	13	10%
Sunday	26	19%

Pattern Analysis

5 Daily Flights:

CKK227 DAL2108 AAL1924 ASA429 DAL2299

Data Points: 135
API observations used to build this analysis

Weekdays: 96 flights
Weekend: 39 flights

Business Route More active on weekdays

All Flight Routes

8 Routes

Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.

Airline	Flight Numbers	Aircraft Type	Typical Time	Days Active	Last Seen	Status
Alaska Airlines `ASA` / `AS`	ASA429	B739	10:53 10:53 AM (Representative)	M T W T F S S	Nov 30, 2025	Active
American Airlines `AAL` / `AA`	AAL1924	B738	11:42 11:42 AM (Representative)	M T W T F S S	Nov 30, 2025	Active
China Cargo `CKK` / `CK`	CKK227	B77L	05:55 5:55 AM (Representative)	M T W T F S S	Dec 8, 2025	Active
Delta Air Lines `DAL` / `DL`	DAL2108 DAL2299	BCS1	17:55 5:55 PM (Representative)	M T W T F S S	Dec 11, 2025	Active
Envoy Air `ENY` / `MQ`	-	A321	-	M T W T F S S	Sep 30, 2025	Active
Republic `RPA` / `YX`	-	B738	10:39 10:39 AM (Representative)	M T W T F S S	Nov 27, 2025	Active
Silk Way West `AZG` / `7L`	-	B77L	-	M T W T F S S	Nov 14, 2025	Active
United `UAL` / `UA`	-	A21N	-	M T W T F S S	Nov 11, 2025	Active

Total Routes: 8

Active Routes: 8

Unique Airlines: 8

Aircraft Types: 8

Spotted Departure Times

Departure Time	Operator	ICAO	IATA
05:55 5:55 AM	China Cargo	`CKK`	`CK`
10:39 10:39 AM	Republic	`RPA`	`YX`
10:53 10:53 AM	Alaska Airlines	`ASA`	`AS`
11:42 11:42 AM	American Airlines	`AAL`	`AA`
17:55 5:55 PM	Delta Air Lines	`DAL`	`DL`

Time Information

Times are shown in the departure airport's local timezone (KSEA - America/Los_Angeles).

Total Departure Times: 5

Time Range:
05:55 - 17:55

These are typical departure times observed from actual flights. Times may vary by season and schedule changes.