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Cheap Flights from Atlanta to Ontario, CA, United States - ATL to ONT

Popular flights from Atlanta to Ontario

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

American Airlines
Departure Date Return Date Lowest Price
May 18, 2016 Jun 4, 2016 $328
United Airlines
Departure Date Return Date Lowest Price
May 18, 2016 Jun 4, 2016 $306

How Much Does it Cost to Fly from Atlanta to Ontario (ATL to ONT)?

We have collected flight cost data from across the web for travel from Atlanta to Ontario, and have found the average flight price for this trip to be $368.

When Can I Buy the Cheapest Flight from Atlanta to Ontario (ATL to ONT)?

Airlines can adjust prices for plane tickets from Atlanta to Ontario based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from Atlanta to Ontario

The chart below shows up-to-date information regarding the cheapest days to fly from Atlanta to Ontario.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$469 $348 $306 $362 $368 $362 $367

Lowest Fares Chart By Month from Atlanta to Ontario

The chart below shows the lowest fare by month when flying from Atlanta to Ontario.

Month Origin Destination Carrier Depart Date Return Date Stops Price
April Atlanta Ontario United 4/30/16 5/8/16 1 $491
May Atlanta Ontario United 5/18/16 6/4/16 1 $306
June Atlanta Ontario United 6/7/16 6/14/16 1 $348
July Atlanta Ontario American 7/23/16 7/30/16 1 $362
August Atlanta Ontario United 8/6/16 8/18/16 1 $337
September Atlanta Ontario United 9/20/16 9/28/16 1 $264
October Atlanta Ontario American 10/19/16 10/26/16 1 $293
December Atlanta Ontario American 12/19/16 12/27/16 1 $340

TIPSave $273 by flying into Las Vegas instead of Ontario from Atlanta

Round Trip vs One Way Flights from Atlanta to Ontario (ATL to ONT)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Atlanta to Ontario. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Atlanta to Ontario is $169.

The average price for round trip flights from Atlanta to Ontario is $355.

Atlanta to Ontario Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Atlanta to Ontario?
Answer: Denver, CO

Airlines Flying from Atlanta to Ontario (ATL to ONT)

Below are the different airlines that fly from Atlanta to Ontario with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Atlanta to Ontario.

Atlanta to Ontario
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X
Delta SLC X X X X X X X
Delta MSP / SLC X
United SFO X X X X X X X
Southwest PHX X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Atlanta and Ontario, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Atlanta - ATL

FlightsAirlineLowest Price
Atlanta to Los Angeles American, Alaska, Frontier, Spirit, United $236
Atlanta to Las Vegas American, Alaska, Frontier, Spirit, United $158
Atlanta to Santa Ana American, Alaska, Frontier, United $309
Atlanta to San Diego American, Alaska, JetBlue, Frontier, Spirit, United $345
Atlanta to San Francisco American, Alaska, Frontier, United $208
Atlanta to Long Beach American, United $304
Atlanta to Burbank American, Alaska, United $269
Atlanta to Palm Springs American, Alaska, United $354
Atlanta to New York American, JetBlue, Frontier, United $168
Atlanta to Phoenix American, Alaska, Frontier, Spirit, United $158
Atlanta to Denver American, Alaska, Frontier, Spirit, United $140
Atlanta to Dallas - Ft Worth American, Alaska, Spirit, United $88

Cheap Domestic Flights to Ontario - ONT

Cheap Flights from Atlanta to Ontario, CA, United States, from $306 Round trip from ATL to ONT