Cheap Flight Tickets from Atlanta (ATL) to Ontario (ONT), Starting at $220

Good to Know: Cheapest and Fastest ATL - ONT Flights

Useful information for finding best airline tickets from Hartsfield Jackson Atlanta International to Ontario International on your next trip.

Cheapest Round Trip Flight

$220

WN Southwest Airlines • 2 stops • 12h 10m

Aug 27 – Aug 27

The cheapest round trip flight from Atlanta to Ontario (ATL-ONT-ATL) is currently $220

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Cheapest Direct Flight

$331

DL Delta Airlines • nonstop • 7h 3m

Aug 26

The cheapest nonstop flight from Atlanta to Ontario (ATL-ONT) is currently $331

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Fastest Flight

6h 57m

The fastest nonstop flight from Atlanta to Ontario (ATL-ONT) takes 6h 57m

Top Airlines Flying from Atlanta to Ontario

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Atlanta (ATL) to Ontario (ONT)

Compare and book low fare round-trip air tickets from Atlanta to Ontario. Ideal for travelers with confirmed return itineraries.

Aug 27 - Aug 27, Economy
WN
Atlanta → Ontario
12h 10m
10:35 AM - 3:05 PM • 2 stops
WN
Atlanta → Ontario
15h 10m
5:40 PM - 5:50 AM • 1 stop
$220
Southwest Airlines
Aug 26 - Aug 29, Economy
WN
Atlanta → Ontario
18h 45m
11:10 AM - 7:35 PM • 1 stop
WN
Atlanta → Ontario
25h 55m
11:55 PM - 6:50 PM • 3 stops
$279
Southwest Airlines
Aug 27 - Aug 27, Economy
WN
Atlanta → Ontario
12h 35m
6:30 AM - 11:25 AM • 1 stop
WN
Atlanta → Ontario
15h 5m
5:45 PM - 5:50 AM • 1 stop
$366
Southwest Airlines
Aug 26 - Aug 29, Economy
WN
Atlanta → Ontario
19h 10m
7:15 AM - 4:05 PM • 1 stop
WN
Atlanta → Ontario
9h 10m
5:40 AM - 2:30 PM • 1 stop
$396
Southwest Airlines
Aug 27 - Aug 30, Economy
WN
Atlanta → Ontario
10h 30m
6:40 PM - 10:10 PM • 1 stop
WN
Atlanta → Ontario
10h 55m
2:20 PM - 12:15 AM • 1 stop
$437
Southwest Airlines
Aug 27 - Aug 30, Economy
DL
Atlanta → Ontario
6h 57m
9:25 AM - 10:42 AM • nonstop
DL
Atlanta → Ontario
7h 9m
5:30 PM - 12:59 AM • nonstop
$629
Delta Airlines

Fly from Atlanta to Ontario with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Atlanta to Ontario? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Atlanta to Ontario Flights

What are the airports in Atlanta?
ATL
What’s the most popular airline flying from ATL to ONT?
The most popular airline flying from Atlanta to Ontario are
Can I fly from ATL to ONT non-stop?
Yes, you can fly ATL to ONT non-stop on
Which airlines fly nonstop between Atlanta and Ontario?
The non-stop flights between Atlanta and Ontario are .
What’s the earliest departure time from ATL to ONT Airport?
The earliest flight leaves ATL at 6:30 am and lands in ONT - Ontario International
What are the airports in Ontario?
ONT
Can I make changes to my Atlanta to Ontario flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ATL to ONT?
Read the fare rules of the Atlanta to Ontario air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Atlanta and Ontario?
operate flights between Atlanta and Ontario
How long does a flight from Atlanta to Ontario take?
It takes approximately 4 hour to fly non-stop from ATL to ONT, which is 1899.48 miles by air.
Which airlines provide the cheapest flights from Atlanta (ATL) to Ontario (ONT) ?
In the past couple of days, the cheapest tickets to ONT from ATL were found on DL : USD 629
Do I need a passport to fly between ATL and ONT?
No
What’s the latest departure time from ATL to ONT ?
The last flight leaves ATL at 8:27 pm

Essential Information for Booking Flights from Atlanta (ATL) - AI Insights

What's the cheapest airline from atl to ont?
You can find affordable flights from Atlanta to Ontario on budget-friendly airlines like Frontier Airlines. For a one-way trip with 5 passengers, booking in advance is recommended. To secure cheap airline tickets, consider flying during off-peak seasons or using fare comparison tools.
What's the popular airline to fly from atl to ont?
You can fly from Hartsfield Jackson Atlanta International Airport (atl) to Ontario International Airport (ont) on Southwest Airlines (WN).
What's the cheapest day of the week to fly from atl to ont?
The cheapest day to fly from Atlanta (ATL) to Ontario (ONT) is Saturday. Flying on Saturdays can lead to lower fares compared to other days of the week, making it a budget-friendly option for your 5-passenger group.
What's the cheapest month to fly from atl to ont?
The cheapest month to fly from Atlanta (Hartsfield Jackson Atlanta International Airport - ATL) to Ontario (Ontario International Airport - ONT) is November, as it tends to have lower airfares compared to other months. You can expect to find budget-friendly flights during this time.
Which airline/airlines fly from atl to ont?
The airlines that fly from Atlanta (ATL) to Ontario (ONT) are United Airlines, American Airlines, JetBlue Airways, Sun Country Airlines, Delta Airlines, Frontier Airlines, Aeromexico, WestJet Airlines, Southwest Airlines, and Hawaiian Airlines. You can find the cheapest airfares on our website.
What is the cheapest airfare from Atlanta to Ontario for a one-way trip?
The cheapest airfare from Atlanta to Ontario for a one-way trip can be found on Frontier Airlines (F9) with prices starting at ₦123. Book your flight in advance to get the best deals.
Can I compare prices and find the best airline for my travel needs on your website?
Yes, you can compare prices and find the best airline for your travel needs on our website. Simply enter your travel dates and destinations to get started.
How do I look for busco airlines that offer affordable fares?
You can search for busco airlines that offer affordable fares by using our flight comparison tool. Simply enter your travel dates and destinations, and we will show you the best options.
What is the process of booking airfare through your agency like?
Booking airfare through our agency is easy and straightforward. Simply select your travel dates and destinations, choose your airline, and complete the booking process.
Do you have any tips for viajar from one destination to another on your platform?
Yes, we have several tips for viajar from one destination to another on our platform. Be sure to book in advance, compare prices, and choose a reputable airline to get the best deals.

Atlanta (ATL) to Ontario (ONT): Airport Information

Origin Airport Hartsfield Jackson Atlanta International , Atlanta, US
Destination Airport Ontario International , Ontario, US
Distance 1899 miles

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