Flight Routes from Atlanta to Ontario

Compare cheap outbound and return flights from Atlanta (ATL) to Ontario (ONT) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€459
Fastest flight
non-stop flights
6x / week
Flight distance
3,054 km
Time difference

Flight schedule from Atlanta (ATL) to Ontario (ONT)

Select a travel date in the flight schedule for the route from Atlanta (ATL) to Ontario (ONT) and compare affordable flight deals.

offers
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Matching outbound flightsATL–ONT · 6 of 6
fromto
dep.arr.
durationstopovers
  1. September 13 – 19, 2026
  2. September 20 – 26, 2026
  3. Sep 27 – Oct 3, 2026
    1. ATLONT
      nonstop
      1. Delta Air Lines
    2. ATLONT
      nonstop
      1. Delta Air Lines
    3. ATLONT
      nonstop
      1. Delta Air Lines
    4. ATLONT
      nonstop
      1. Delta Air Lines
    5. ATLONT
      nonstop
      1. Delta Air Lines
    6. ATLONT
      nonstop
      1. Delta Air Lines

      Important flight information

      Discover more flights around Atlanta and Ontario

      Departure airport Airport Hartsfield-Jackson Atlanta International Airport, GA (ATL)
      Arrival airport Airport Ontario-CA (ONT)
      Destination country Flights to United States
      Departure airport - Destination country Hartsfield-Jackson Atlanta International Airport, GA - United States
      Alternative routes to United States
      Alternative flights to Ontario
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