🇺🇸 ATL
Atlanta
1897 mi
ONT 🇺🇸
Ontario

Atlanta to Ontario Flights

Hartsfield Jackson Atlanta International Airport Ontario International Airport 1 airline

Get Notified About Route Changes

Track up to 3 airports free. Weekly alerts when airlines add or remove routes.

Sign Up Free

The Atlanta to Ontario route connects Hartsfield Jackson Atlanta International Airport (ATL) in US with Ontario International Airport (ONT) in US. This medium-haul flight covers approximately 1897 miles (3053 km) with a typical flight time of 4h 21m. This route is operated by Delta Air Lines. AirportRoutes has tracked 1 unique flight number on this route.

Search tickets for this route

Compare flight prices across hundreds of booking sites

Search ATL → ONT flights

Opens a live price search — just pick your dates

Departure Airport

Hartsfield Jackson Atlanta International Airport

ICAO Code:
KATL
IATA Code:
ATL
City:
🇺🇸 Atlanta
Country:
US
Elevation:
1026 ft

Destination Airport

Ontario International Airport

ICAO Code:
KONT
IATA Code:
ONT
City:
🇺🇸 Ontario
Country:
US
Elevation:
944 ft

1

Operator

1

Tracked Flight

1897

Miles

4h 21m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
Delta Air Lines DAL DL

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 2 11%
Tuesday 1 6%
Wednesday 5 28%
Thursday 3 17%
Friday 3 17%
Saturday 2 11%
Sunday 2 11%

Pattern Analysis

1 Tracked Flight:
Data Points: 18
API observations used to build this analysis
Weekdays: 14 flights
Weekend: 4 flights
Business Route More active on weekdays

All Flight Routes

1 Route
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
A321 09:22 9:22 AM (Representative)
M T W T F S S
Jun 16, 2026 Active
Total Routes: 1
Active Routes: 1
Unique Airlines: 1
Aircraft Types: 1

Spotted Departure Times

Departure Time Operator ICAO IATA
09:22 9:22 AM Delta Air Lines DAL DL

Time Information

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

Total Departure Times: 1
Time Range:
09:22 - 09:22
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.