SEA KSEA → ONT KONT

Seattle–Tacoma International Airport → Ontario International Airport

🇺🇸 Seattle, US → 🇺🇸 Ontario, US

Departure Airport
Seattle–Tacoma International Airport
ICAO Code:
KSEA
IATA Code:
SEA
City:
🇺🇸 Seattle
Country:
US
Elevation:
433 ft
Destination Airport
Ontario International Airport
ICAO Code:
KONT
IATA Code:
ONT
City:
🇺🇸 Ontario
Country:
US
Elevation:
944 ft

4

Operators

2

Daily Flights

958

Miles

2h 4m

Flight Duration
Route Map
Operating Airlines
Alaska Airlines ICAO: ASA • IATA: AS
SkyWest ICAO: SKW • IATA: OO
Frontier ICAO: FFT • IATA: F9
Volaris ICAO: VOI • IATA: Y4
Airline ICAO IATA
Alaska Airlines ASA AS
SkyWest SKW OO
Frontier FFT F9
Volaris VOI Y4
Flight Schedule Pattern
Day Flights Observed Frequency Activity
Monday 5 14%
Tuesday 5 14%
Wednesday 3 8%
Thursday 3 8%
Friday 9 24%
Saturday 6 16%
Sunday 6 16%
Pattern Analysis
2 Daily Flights:
SKW4027 VOI2506
Data Points: 37
API observations used to build this analysis
Weekdays: 25 flights
Weekend: 12 flights
Business Route More active on weekdays
All Flight Routes
4 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
- B738 -
M T W T F S S
Nov 8, 2025 Active
Frontier
FFT / F9
- A20N -
M T W T F S S
Oct 3, 2025 Active
SkyWest
SKW / OO
SKW4027 E75L 20:05 8:05 PM (Representative)
M T W T F S S
Dec 11, 2025 Active
Volaris
VOI / Y4
VOI2506 A321 10:51 10:51 AM (Representative)
M T W T F S S
Dec 7, 2025 Active
Total Routes: 4
Active Routes: 4
Unique Airlines: 4
Aircraft Types: 4
Spotted Departure Times
Departure Time Operator ICAO IATA
10:51 10:51 AM Volaris VOI Y4
20:05 8:05 PM SkyWest SKW OO
Time Information

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

Total Departure Times: 2
Time Range:
10:51 - 20:05
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.