Cheap flights from Atlanta to Ontario from $76

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Cheap Atlanta - Ontario flight offers

Find cheap flight tickets and last-minute flight deals from Atlanta to Ontario

Frontier Airlines
Thu, 09/03 (ATL) Atlanta -> (ONT) Ontario
Direct
Frontier Airlines
Sun, 09/06 (ONT) Ontario -> (ATL) Atlanta
Direct
Price found Yesterday
from $76
Frontier Airlines
Wed, 09/02 (ATL) Atlanta -> (ONT) Ontario
Direct
Frontier Airlines
Mon, 09/07 (ONT) Ontario -> (ATL) Atlanta
Direct
Price found 4 days ago
from $79
Southwest Airlines
Wed, 10/14 (ATL) Atlanta -> (ONT) Ontario
Direct
Southwest Airlines
Sun, 10/18 (ONT) Ontario -> (ATL) Atlanta
Direct
Price found Yesterday
from $141
Southwest Airlines
Sat, 09/12 (ATL) Atlanta -> (ONT) Ontario
Direct
Price found 14 days ago
from $83
Frontier Airlines
Wed, 08/12 (ATL) Atlanta -> (ONT) Ontario
Direct
Price found 10 days ago
from $90
Frontier Airlines
Fri, 08/14 (ATL) Atlanta -> (ONT) Ontario
Direct
Price found 10 days ago
from $90
Frontier Airlines
Thu, 09/03 (ATL) Atlanta -> (ONT) Ontario
Direct
Frontier Airlines
Sun, 09/06 (ONT) Ontario -> (ATL) Atlanta
Direct
Price found Yesterday
from $76
Frontier Airlines
Wed, 09/02 (ATL) Atlanta -> (ONT) Ontario
Direct
Frontier Airlines
Mon, 09/07 (ONT) Ontario -> (ATL) Atlanta
Direct
Price found 4 days ago
from $79
Southwest Airlines
Wed, 10/14 (ATL) Atlanta -> (ONT) Ontario
Direct
Southwest Airlines
Sun, 10/18 (ONT) Ontario -> (ATL) Atlanta
Direct
Price found Yesterday
from $141

Info about flights from Atlanta to Ontario

Some useful info about flights from Atlanta to Ontario to help you plan your next trip

Best price last 15 days $76
Average flight duration 4h 35m
Cheapest month January
Average number of flights per week 5
First flight time 05:00
Last flight time 23:00
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

Top airlines on the route Atlanta - Ontario

Airlines providing flights to Ontario from Atlanta

American Airlines
American Airlines
DELTA
DELTA
Frontier Airlines
Frontier Airlines
United
United

Planning a flight from Atlanta to Ontario?

Flight prices from Atlanta to Ontario change depending on demand and time of booking.

The lowest fare seen in the past 15 days was $76.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Which departure and arrival airports are available?

Between Atlanta and Ontario, flight options may depend on the combination of airports available.

  • Airports in Atlanta: DeKalb Peachtree is another departure point near Atlanta - Hartsfield-Jackson.
  • Airports in Ontario: Ontario is the only active airport in the area.

Sometimes flying into a nearby city can be more cost-effective. When a city has multiple airports, it’s worth comparing different flight combinations.

Find the best flight from Atlanta to Ontario

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from Delta, American, United, and more.

Other popular destinations

Searching for flights to United States? Travelers also looked at: Boston, Los Angeles, Miami, New York City, Orlando.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Atlanta – Ontario flights.
Frequently Asked Questions

Frequently asked questions about flights from Atlanta to Ontario.

How much does an airline ticket from Atlanta to Ontario cost?

The lowest price recorded in the last 15 days for a flight from Atlanta to Ontario is $76.

How far is Atlanta from Ontario?

Atlanta is about 1896 mi from Ontario.

What are the airports in Ontario?

Ontario has one airport: Ontario.

What are the airports in Atlanta?

Atlanta has another airport: DeKalb Peachtree.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Boston, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Atlanta to Ontario?

The best time to book a flight from Atlanta to Ontario is 1 month in advance, while the worst time is 11 weeks in advance.

What is the cheapest month to fly from Atlanta to Ontario?

The cheapest month to fly from Atlanta to Ontario is January.

What is the most expensive month to fly from Atlanta to Ontario?

The most expensive month to fly from Atlanta to Ontario is June.

What is the best day of the week to fly from Atlanta to Ontario?

For flights from Atlanta to Ontario Tuesday is on average the cheapest day to fly, while Thursday is the most expensive day to fly.