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Cheap flights from Atlanta to Ontario
Round-trip
Economy
Flight information for Atlanta to Ontario
(ATL to ONT)
Find info about flight duration, direct flights, and airports for your flight from Atlanta to Ontario
| Best Price Found | $158 | The best flight deal from Atlanta to Ontario found on momondo in the last 72 hours is $158 |
| Fastest flight time | 4h 27m | The fastest flight from Atlanta to Ontario takes 4h 27m |
| Direct flights | Fr, Sa and Su | Direct flights go from Atlanta to Ontario on Friday, Saturday and Sunday. Airlines offering direct flights are: Delta and Air France. |
| Airports in Ontario | 1 airport | There is 1 airport near Ontario: Ontario (ONT) |
How to get the cheapest flight ticket from Atlanta to Ontario
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Atlanta to Ontario?
April
The cheapest time of year to fly to Ontario from Atlanta is April. Most expensive is December
What is the cheapest day to depart Atlanta for Ontario?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday
When is the cheapest time to fly from Atlanta to Ontario?
at noon
Atlanta to Ontario flights are approximately 45% more expensive in the evening than at noon
What is the cheapest airline that flies to Ontario from Atlanta?
Frontier
Frontier, United Airlines, and Spirit Airlines are the most popular carriers operating from Atlanta to Ontario
What is the cheapest Atlanta to Ontario flight route?
Atlanta Hartsfield-Jackson - Ontario
Fly from Atlanta Hartsfield-Jackson to Ontario for the best Atlanta - Ontario flight prices
ATL
Atlanta Hartsfield-Jackson
ONT
Ontario
How far in advance should you book Atlanta to Ontario flights?
59 days before
The cheapest time to buy a flight from Atlanta to Ontario is approximately 59 days to departure
60
Days before departure
0
Easily compare round-trip flights from Atlanta to Ontario
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Atlanta to Ontario by changing tabs
Frontier![Frontier]()
Sep 17![Frontier]()
Sep 20
ATL6:24 amAtlanta Hartsfield-Jackson
4h 26m
ONT10:50 amOntario
ONT9:44 amOntario
4h 10m
ATL1:54 pmAtlanta Hartsfield-Jackson
Frontier![Frontier]()
Sep 15![Frontier]()
Sep 18
ATL6:24 amAtlanta Hartsfield-Jackson
4h 26m
ONT10:50 amOntario
ONT9:44 amOntario
4h 10m
ATL1:54 pmAtlanta Hartsfield-Jackson
Find the cheapest one-way flights from Atlanta to Ontario
If you're looking for one-way flights from Atlanta to Ontario, view some of our deals below provided by Frontier
Best airlines flying from Atlanta to Ontario
Compare and see reviews for airlines that fly from Atlanta to Ontario with momondo
AirlineFree CancellationPrice
PriceFrom $92
Free Cancellation
Reviews
Pros: The wonderful crews and the comfortable seat
Cons: Snack and drink
1 / 10
PriceFrom $102
Free Cancellation
Reviews
Pros: Everything! From ticketing agent to all the crew on our flight back were awesome. Thank you!
1 / 10
PriceFrom $131
Free Cancellation
Reviews
Pros: Delayed flight no reasons seems like American Airlines don’t know what to do in these situations
Cons: I believe this airlines should have figured the answer to this question by now.
1 / 10
PriceFrom $184
Free Cancellation
Reviews
Pros: Well, it was not very comfortable and we were delayed for an hour. And a crew member was sick.
Cons: Mostly everything.
1 / 10
PriceFrom $219
Free Cancellation
Reviews
Cons: Wouldn't let us on the flight when there was plenty of time to get there. Manager was arrogant and slow - didn't care. Poor policies at that airport.
1 / 10
Are airlines flying from Atlanta Hartsfield-Jackson to Ontario offering flexible cancellation due to COVID-19?
Due to the global impact of COVID-19, some of our airline partners operating flights from Atlanta Hartsfield-Jackson to Ontario, such as Delta, American Airlines, and Frontier may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.
How far is Atlanta Hartsfield-Jackson to Ontario by plane?
Atlanta Hartsfield-Jackson and Ontario are 1897.6 mi apart from one another. Flights usually cover this in 4h 26m, depending on flying conditions and air traffic around both airports.
Can I fly to Ontario from Atlanta Hartsfield-Jackson right now?
Information is based on travel restrictions for travel to Ontario within the United States
Most visitors from Atlanta Hartsfield-Jackson need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.
COVID-19 testing requirements
Visitors from Atlanta Hartsfield-Jackson must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.
Quarantine requirements
Visitors from Atlanta Hartsfield-Jackson are not required to quarantine after entering Ontario.
Most visitors from Atlanta Hartsfield-Jackson need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.
COVID-19 testing requirements
Visitors from Atlanta Hartsfield-Jackson must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.
Quarantine requirements
Visitors from Atlanta Hartsfield-Jackson are not required to quarantine after entering Ontario.
Can I fly back to Atlanta Hartsfield-Jackson from Ontario?
Returning to Atlanta Hartsfield-Jackson from Ontario
COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Atlanta Hartsfield-Jackson.
Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Atlanta Hartsfield-Jackson.
COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Atlanta Hartsfield-Jackson.
Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Atlanta Hartsfield-Jackson.