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Cheap flights from Ontario to Atlanta from $63

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Atlanta departing on 2/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Atlanta

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to Atlanta that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to Atlanta.

Cheap last minute flights

Planning a quick getaway from Ontario to Atlanta? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Atlanta, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to Atlanta

Find recent round-trip train or bus tickets from Ontario to Atlanta.

All round-trip flight deals to Atlanta

The cheapest plane tickets to Atlanta found on KAYAK recently.
9:06 pm - 6:09 amONT-ATL
6h 03m1 stop
11:00 am - 3:19 pmATL-ONT
7h 19m1 stop
$126Frontier
Find Deal
Mon, Mar 3 - Wed, Mar 5
2:37 pm - 6:04 amONT-ATL
12h 27m1 stop
7:26 am - 11:44 amATL-ONT
7h 18m1 stop
$128Frontier
Find Deal
Thu, Jan 9 - Wed, Jan 15
6:10 am - 7:48 pmONT-ATL
10h 38m2 stops
2:20 pm - 6:35 pmATL-ONT
7h 15m1 stop
$277American Airlines
Find Deal
Wed, Feb 12 - Tue, Feb 18
6:00 am - 7:48 pmONT-ATL
10h 48m2 stops
9:22 am - 6:35 pmATL-ONT
12h 13m2 stops
$282American Airlines
Find Deal
Wed, Feb 12 - Tue, Feb 18
4:19 pm - 4:58 amONT-ATL
9h 39m1 stop
8:00 am - 4:59 pmATL-ONT
11h 59m2 stops
Thu, Feb 20 - Tue, Feb 25
11:14 am - 6:00 amONT-ATL
15h 46m2 stops
7:26 am - 11:08 amATL-ONT
6h 42m1 stop
Thu, Jan 9 - Mon, Jan 13
11:14 am - 4:35 pmONT-ATL
26h 21m2 stops
4:03 pm - 4:59 pmATL-ONT
27h 56m2 stops
$352Alaska Airlines
Find Deal
Tue, Feb 4 - Tue, Feb 25
7:00 am - 6:18 pmONT-ATL
8h 18m1 stop
5:54 pm - 11:59 pmATL-ONT
9h 05m1 stop
$359Alaska Airlines
Find Deal
Sat, Apr 5 - Sat, Apr 12
8:00 am - 10:15 pmONT-ATL
11h 15m1 stop
6:35 am - 11:05 amATL-ONT
7h 30m1 stop
$413Southwest
Find Deal
Mon, Feb 10 - Wed, Feb 12
11:15 am - 9:00 pmONT-ATL
6h 45m1 stop
6:25 am - 12:45 pmATL-ONT
9h 20m2 stops
$416Southwest
Find Deal
Thu, Jan 9 - Sun, Jan 12
7:45 am - 8:01 pmONT-ATL
9h 16m1 stop
$63Frontier
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Wed, Feb 5
6:50 pm - 6:03 amONT-ATL
8h 13m1 stop
$64Frontier
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Thu, Jan 16
2:54 pm - 11:59 pmONT-ATL
6h 05m1 stop
$104American Airlines
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Sat, Feb 15
10:56 am - 12:04 amONT-ATL
10h 08m2 stops
$109American Airlines
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Sat, Jan 25
7:17 pm - 6:40 amONT-ATL
8h 23m1 stop
$168Alaska Airlines
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Fri, Mar 28
6:55 am - 6:18 pmONT-ATL
8h 23m1 stop
$171Alaska Airlines
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Wed, Mar 19
7:20 pm - 5:30 amONT-ATL
7h 10m1 stop
$208Southwest
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Thu, Apr 10
5:00 am - 4:45 pmONT-ATL
8h 45m2 stops
$213Southwest
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Sun, Jan 26
5:10 am - 10:02 pmONT-ATL
13h 52m2 stops
$242United Airlines
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Sat, Jan 25
5:05 am - 3:06 pmONT-ATL
7h 01m1 stop
$253United Airlines
Find Deal
Sat, Feb 15
12:59 am - 1:13 pmONT-ATL
9h 14m1 stop
7:26 am - 11:08 amATL-ONT
6h 42m1 stop
$258Frontier
Find Deal
Tue, Dec 24 - Mon, Jan 13
12:59 am - 1:13 pmONT-ATL
9h 14m1 stop
10:15 am - 11:47 pmATL-ONT
16h 32m1 stop
$265Frontier
Find Deal
Tue, Dec 24 - Wed, Jan 22
12:59 am - 5:01 amONT-ATL
25h 02m1 stop
9:26 am - 2:21 pmATL-ONT
7h 55m1 stop
$266Frontier
Find Deal
Sat, Dec 21 - Mon, Jan 6
8:35 am - 7:30 pmONT-ATL
7h 55m2 stops
6:25 am - 10:25 amATL-ONT
7h 00m1 stop
$716Southwest
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Sun, Dec 22 - Mon, Jan 20
12:59 am - 10:10 amONT-ATL
6h 11m1 stop
5:17 am - 11:58 amATL-ONT
9h 41m2 stops
$721American Airlines
Find Deal
Sat, Dec 21 - Fri, Jan 10
12:46 pm - 12:04 amONT-ATL
8h 18m2 stops
5:17 am - 11:58 amATL-ONT
9h 41m2 stops
$726American Airlines
Find Deal
Sun, Dec 22 - Fri, Jan 10
1:42 pm - 10:45 pmONT-ATL
6h 03m1 stop
7:15 am - 8:51 pmATL-ONT
16h 36m1 stop
$755United Airlines
Find Deal
Fri, Dec 20 - Sat, Jan 11
1:42 pm - 10:45 pmONT-ATL
6h 03m1 stop
4:39 pm - 8:51 pmATL-ONT
7h 12m1 stop
$756United Airlines
Find Deal
Fri, Dec 20 - Fri, Jan 10
11:56 am - 7:05 pmONT-ATL
4h 09mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$824Delta
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Fri, Dec 20 - Tue, Jan 21
1:15 pm - 11:29 pmONT-ATL
7h 14m1 stop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$834Delta
Find Deal
Fri, Dec 20 - Tue, Jan 21
7:05 am - 2:07 pmONT-ATL
4h 02mnonstop
9:55 am - 11:50 amATL-ONT
4h 55mnonstop
$499Delta
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Sat, Jan 18 - Sat, Jan 25
1:00 pm - 8:09 pmONT-ATL
4h 09mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$529Delta
Find Deal
Tue, Feb 11 - Tue, Feb 18
1:00 pm - 8:11 pmONT-ATL
4h 11mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$549Delta
Find Deal
Thu, Jan 16 - Wed, Jan 22
1:00 pm - 8:11 pmONT-ATL
4h 11mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$579Delta
Find Deal
Mon, Jan 13 - Tue, Jan 21
1:00 pm - 8:11 pmONT-ATL
4h 11mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$589Delta
Find Deal
Sat, Jan 18 - Wed, Jan 22
1:00 pm - 8:11 pmONT-ATL
4h 11mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$599Delta
Find Deal
Wed, Jan 8 - Mon, Jan 13
7:05 am - 2:07 pmONT-ATL
4h 02mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$619Delta
Find Deal
Sat, Jan 18 - Tue, Jan 21
1:00 pm - 8:11 pmONT-ATL
4h 11mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$628Delta
Find Deal
Fri, Jan 17 - Mon, Jan 20
1:00 pm - 8:11 pmONT-ATL
4h 11mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$639Delta
Find Deal
Fri, Jan 10 - Sat, Jan 18
1:05 pm - 8:14 pmONT-ATL
4h 09mnonstop
8:59 pm - 10:52 pmATL-ONT
4h 53mnonstop
$658Delta
Find Deal
Tue, Feb 18 - Sat, Mar 1

Frontier flights from Ontario to Atlanta

Our best Frontier deals on Ontario to Atlanta flight tickets
Frontier
Mar 3
ONT9:06 pmOntario
6h 03m
1 stop
ATL6:09 amAtlanta Hartsfield-Jackson
Mar 5
ATL11:00 amAtlanta Hartsfield-Jackson
7h 19m
1 stop
ONT3:19 pmOntario
Frontier
Jan 9
ONT2:37 pmOntario
12h 27m
1 stop
ATL6:04 amAtlanta Hartsfield-Jackson
Jan 15
ATL7:26 amAtlanta Hartsfield-Jackson
7h 18m
1 stop
ONT11:44 amOntario
Frontier
Jan 11
ONT7:59 pmOntario
7h 05m
1 stop
ATL6:04 amAtlanta Hartsfield-Jackson
Jan 15
ATL7:26 amAtlanta Hartsfield-Jackson
7h 18m
1 stop
ONT11:44 amOntario

Southwest flights from Ontario to Atlanta

Our best Southwest deals on Ontario to Atlanta flight tickets
Southwest
Feb 10
ONT8:00 amOntario
11h 15m
1 stop
ATL10:15 pmAtlanta Hartsfield-Jackson
Feb 12
ATL6:35 amAtlanta Hartsfield-Jackson
7h 30m
1 stop
ONT11:05 amOntario
Southwest
Jan 9
ONT11:15 amOntario
6h 45m
1 stop
ATL9:00 pmAtlanta Hartsfield-Jackson
Jan 12
ATL6:25 amAtlanta Hartsfield-Jackson
9h 20m
2 stops
ONT12:45 pmOntario
Southwest
Jan 2
ONT1:50 pmOntario
8h 15m
1 stop
ATL1:05 amAtlanta Hartsfield-Jackson
Jan 5
ATL7:55 amAtlanta Hartsfield-Jackson
11h 30m
2 stops
ONT4:25 pmOntario

See travel insights to Atlanta from

How to get the cheapest flight ticket from Ontario to Atlanta

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 to Atlanta?

The month of September is, on average, the cheapest month to fly to Atlanta from Ontario, with most prices found around $264. If you aren’t able to travel to Atlanta during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $280.

What is the cheapest day to depart on your flight to Atlanta?

Our data shows that Saturday is the least expensive day to fly to Atlanta. Tickets to fly out on this day can be as low as $319. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Sunday is $437.

What is the cheapest time of day to depart on your flight to Atlanta?

The cheapest time of day to fly to Atlanta is in the evening when flights can be purchased for as low as $297. Flights to Atlanta are more costly in the morning, with an average ticket price of $393. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ontario to Atlanta Hartsfield-Jackson flight route?

Fly from Ontario to Atlanta Hartsfield-Jackson for the best Ontario - Atlanta Hartsfield-Jackson flight prices

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

In general, most travelers find the cheapest time to book a flight to Atlanta is about 15 days prior to their departure date when tickets on average are $428. Keep in mind that you might also find cheap flights to Atlanta outside of this time window. In fact, momondo users recently found flights from Ontario to Atlanta for $249.

What cabin class options are available on Ontario to Atlanta Hartsfield-Jackson flights?

There are 4 cabin classes available to choose from on Ontario to Atlanta Hartsfield-Jackson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ontario to Atlanta flights?

You could potentially save up to 81% on your flight if you consider stops on a Ontario to Atlanta flight.

How have Ontario to Atlanta flight prices changed over time?

As of December 2024, prices for Ontario to Atlanta flights are approximately 25% cheaper when compared to flights at the same time last year.

When to book flights from Ontario to Atlanta

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Atlanta according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Atlanta (ONT to ATL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Atlanta

Best Price Found

$63

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Atlanta

1 airport
The best one-way flight to Atlanta from Ontario in the past 72 hours is $63. The best round-trip flight deal from Ontario to Atlanta found on momondo in the last 72 hours is $126.
The fastest flight from Ontario to Atlanta takes 5h 50m
Direct flights go from Ontario to Atlanta every day.
There is 1 airport near Atlanta: Atlanta Hartsfield-Jackson (ATL)

  • How far is Ontario to Atlanta Hartsfield-Jackson by plane?

    A flight from Ontario to Atlanta Hartsfield-Jackson will travel around 1897.6 mi. Flights usually cover this in 6h 03m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Atlanta Hartsfield-Jackson Airport?

    Prices for flights from Ontario Airport to Atlanta Hartsfield-Jackson Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Atlanta Hartsfield-Jackson Airport?

  • How old do you have to be to fly from Ontario Airport to Atlanta Hartsfield-Jackson Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Atlanta Hartsfield-Jackson Airport.

  • What documentation or ID do you need to fly to Atlanta Hartsfield-Jackson Airport?

    The required travel and health documents for your Atlanta Hartsfield-Jackson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Atlanta Hartsfield-Jackson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Ontario to Atlanta?

  • What is the most popular airline from Ontario to Atlanta?


Best airlines flying from Ontario to Atlanta

Compare and see reviews for airlines that fly from Ontario to Atlanta with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $134Free CancellationRating
6.3
8,120 reviews
Search Spirit Airlines flights
FrontierPriceFrom $135Free CancellationRating
6.1
3,478 reviews
Search Frontier flights
DeltaPriceFrom $263Free CancellationRating
8.0
8,600 reviews
Search Delta flights
United AirlinesPriceFrom $296Free CancellationRating
7.4
9,048 reviews
Search United Airlines flights
SouthwestPriceFrom $303Free CancellationRating
8.1
4,836 reviews
Search Southwest flights
American AirlinesPriceFrom $310Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • Delta Flights From Ontario to Atlanta

    Delta operates around 9 flights from Ontario to Atlanta every week. The average price of these flights found in the last 72 hours has been $521, but momondo users have found Delta deals from Ontario to Atlanta from as low as $263 round-trip. Delta has been scored 8.0/10 in 8,600 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Atlanta?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Atlanta. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Atlanta with flexible booking policies on momondo?

momondo does allow users to show only those flights to Atlanta from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Atlanta?

momondo provides multiple filters to help you find the best flight to Atlanta from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Atlanta right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Atlanta, momondo offers a useful price alert feature which will track prices for flights to Atlanta from Ontario and alert you when they change.


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