Direct flights from Atlanta to Ontario

Did you mean Flights from Ontario to Atlanta?

Atlanta

United States

ATL

Hartsfield Jackson Atlanta International Airport

Ontario

United States

ONT

Ontario International Airport

Route: Nonstop service available
Distance: 1,895 miles
Marketing airlines: 6 airlines
Aircraft: 3 aircraft types
Dates: Oct 19, 2026 – Oct 18, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-10-23 – 2026-11-21.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

Atlanta to Ontario route overview

Hartsfield Jackson Atlanta International Airport (ATL) serves Atlanta; Ontario International Airport (ONT) serves Ontario.

The airports are 1,895 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from ATL to ONT.

Marketing airlines listed in the current schedule, including codeshare sellers, are Air France (AF), AeroMexico (AM), Delta Air Lines (DL), KLM (KL), LATAM Chile (LA) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 19, 2026 – Oct 18, 2027.

Marketing airlines on the Atlanta to Ontario route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.