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Cheap flights from Ontario International to Atlanta (ONT - ATL)

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The best prices from Ontario International to Atlanta are usually found in August or April, booked 23 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

How to find the cheapest flight from
Ontario International (ONT) to Atlanta (ATL)

ONT - ATL
Price
$212 - $436
ATL
Temperature
57.2 - 89.6 °F
ATL
Rainfall
3 - 5.1 inches

Popular in

December

High demand for flights, 28% potential price rise

Cheapest in

August

Best time to find cheap flights, 33% potential price drop

Round-trip from

$212

From Ontario International to Atlanta

One-way from

$84

One-way flight from Ontario International to Atlanta

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Ontario International to Atlanta?

Saturday flights are generally found to be more expensive for flights from Ontario International to Atlanta. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Atlanta.

How far in advance should I book a flight from Ontario International to Atlanta?

Travelers have found it’s best to book a flight 20 days in advance to save up to 28% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 20 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario International to Atlanta 1-2 weeks in advance for as low as $164, or $224 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, April can be a great choice for travel to Atlanta. Flights to Atlanta from Ontario International in April are about $175 on average during April, but can be found for as low as $42.

When is the cheapest time to fly from Ontario International to Atlanta (ONT - ATL)?

One of the essential ways to save on airfare from Ontario International to Atlanta is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 20% on airfare.

Cheap flights from Ontario International to Atlanta in January, February 2021

23 Feb - 1 Mar
$72pp
ONT
Ontario
Frontier
 
1 STOP
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Frontier
 
1 STOP
ONT
Ontario
22 Feb - 1 Mar
$92pp
ONT
Ontario
Frontier
 
1 STOP
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Frontier
 
1 STOP
ONT
Ontario
18 Feb - 22 Feb
$112pp
ONT
Ontario
Multiple Airlines
   
2 STOPS
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Frontier
 
1 STOP
ONT
Ontario

Ontario International to Atlanta 2021 flight deals

23 Feb - 1 Mar
$72pp
ONT
Ontario
Frontier
 
1 STOP
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Frontier
 
1 STOP
ONT
Ontario
22 Feb - 1 Mar
$92pp
ONT
Ontario
Frontier
 
1 STOP
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Frontier
 
1 STOP
ONT
Ontario
18 Feb - 22 Feb
$112pp
ONT
Ontario
Multiple Airlines
   
2 STOPS
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Frontier
 
1 STOP
ONT
Ontario

Non-stop flights to Atlanta from Ontario International

26 Feb - 6 Mar
$261pp
ONT
Ontario
Delta
Non-Stop
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Delta
Non-Stop
ONT
Ontario
4 Mar - 18 Mar
$285pp
ONT
Ontario
Delta
Non-Stop
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Delta
Non-Stop
ONT
Ontario
21 Apr - 25 Apr
$302pp
ONT
Ontario
Delta
Non-Stop
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Delta
Non-Stop
ONT
Ontario

Last minute flights from Ontario International to Atlanta

5 Feb - 8 Feb
$72pp
ONT
Ontario
Frontier
 
1 STOP
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Frontier
 
1 STOP
ONT
Ontario
5 Feb - 14 Feb
$140pp
ONT
Ontario
Frontier
 
1 STOP
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Frontier
 
1 STOP
ONT
Ontario
4 Feb - 7 Feb
$145pp
ONT
Ontario
Multiple Airlines
 
1 STOP
ATL
Atlanta Hartsfield-Jackson
ATL
Atlanta Hartsfield-Jackson
Multiple Airlines
   
2 STOPS
ONT
Ontario

One-way flights to Atlanta from Ontario International

4:50 am - 6:33 pm
Multiple Airlines
3 Stops
34h 43m
ONT - ATL
Multiple Airlines
$84
Gotogate
3:36 am - 5:19 am
Frontier
2 Stops
22h 43m
ONT - ATL
Frontier
$126
Kiwi.com
3:30 am - 12:58 pm
American Airlines
1 Stop
6h 28m
ONT - ATL
American Airlines

Related info for your journey

Flight FAQs

From Ontario International to Atlanta

Are flight prices decreasing from Ontario to Atlanta due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ontario and Atlanta for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Ontario to Atlanta Hartsfield-Jackson to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from Ontario to Atlanta Hartsfield-Jackson are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Ontario to Atlanta Hartsfield-Jackson have flexible cancellations due to COVID-19?

Delta, American Airlines, and Frontier are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Ontario International to Atlanta for under $100 on Cheapflights?

Yes, there are multiple flights from Ontario International to Atlanta for under $100. The cheapest flight booked recently is on Frontier for just $72, but on average you can expect to pay $120.

Are there nonstop flights from Ontario International to Atlanta for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Ontario International to Atlanta under $300. A good price for a nonstop flight from Ontario International to Atlanta is less than $398.

Are there last-minute flights available from Ontario International to Atlanta for under $100?

There are currently 20+ open flights from Ontario International to Atlanta within the next 7 days for less than $100.

What days are nonstop flights available from Ontario to Atlanta?

Days when nonstop flights are available for this flight are: Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

The Ontario to Atlanta Hartsfield-Jackson flight path was viewed by 1,167 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Ontario or Atlanta?

In Ontario, there will be less rainfall in Ontario compared to Atlanta over the next 8 days.

Is Ontario weather warmer or cooler than Atlanta?

Our data indicates that the weather will be 95 °F on average in the month of July. The temperature in Atlanta is typically colder than in Ontario. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long is the flight from Ontario International to Atlanta?

Airlines like Frontier fly from Ontario International to Atlanta in about 6h 03m. The time it takes to get you to your destination can typically vary by up to .

What is the cheapest airline to fly from Ontario International to Atlanta round-trip?

According to our current data, Frontier ($72), offers the cheapest pricing from Ontario International to Atlanta. Frontier is currently priced 77% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Ontario International to Atlanta one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $36. Users have also found prices from $132 and $153 on Frontier and Alaska Airlines, respectively.

Alternative routes for Ontario International to Atlanta

Destination information for Atlanta

Average temperature for January in Atlanta
57.2 °F
Avg rainfall for January in Atlanta
4.6 ″

Airports servicing Ontario

Airports servicing Atlanta

Top 5 airlines flying from Ontario International to Atlanta

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$96 $223 No cancel fee 62%
Spirit Airlines
$137 $264 No cancel fee 65%
United Airlines
$130 $326 No cancel fee 69%
American Airlines
$131 $376 No cancel fee 71%
Delta
$239 $450 No cancel fee N/A

Hourly flight availability from Ontario International to Atlanta

Morning 6 AM to noon 75% of ONT to ATL departures
Evening 6 PM to midnight 25% of ONT to ATL departures
Early morning Midnight to 6 AM 0% of ONT to ATL departures
Afternoon Noon to 6 PM 0% of ONT to ATL departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Ontario International to Atlanta
Sunday
3 daily flights
Monday
4 daily flights
Tuesday
3 daily flights
Wednesday
2 daily flights
Thursday
2 daily flights
Friday
5 daily flights
Saturday
2 daily flights
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