Ontario to Atlanta in December 2026
ONT to ATL · Round trips departing in December · Economy · Prices per person in USD
Prices updated
Typical in December
$226
Median of 5 date combinations
Usual on this route
$236
December's cheapest is 9% less
Typical price — worth watching
9% below the usual $236. Based on 8 days of prices.
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December 2026 by departure day
Cheapest round trip leaving that day| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1 | 2 $214 | 3 $232 | 4 | 5 | 6 | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 $248 |
| 14 | 15 $226 | 16 $223 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 | 31 |
Empty days: no round trip found for that departure date yet. Green = cheapest third of the month.
Cheapest dates in December 2026
Round trip, per person-
Dec 2 – 6 4 nights · leave Wed$214Frontier Airlines 1 stop · 5h 14mBook
-
Dec 16 – 19 3 nights · leave Wed$223Frontier Airlines 1 stop · 5h 22mBook
-
Dec 15 – 17 2 nights · leave Tue$226Frontier Airlines 1 stop · 5h 20mBook
-
Dec 3 – 6 3 nights · leave Thu$232Frontier Airlines 2 stops · 6h 31mBook
-
Dec 13 – 16 3 nights · leave Sun$248Frontier Airlines 1 stop · 6h 21mBook
Prices change often. The booking site shows the final price before you pay.
Good to know for December
Airline
Frontier Airlines
Every cheap fare we track on this route is on Frontier Airlines.
December vs other months
Cheapest round trip per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | $254 |
| December 2026 | $214 (cheapest month) |
| January 2027 | No fares found yet |
| February 2027 | $219 |
| March 2027 | No fares found yet |
| April 2027 | No fares found yet |
| May 2027 | $459 |
Ontario to Atlanta in December: questions
What's the cheapest date to fly from Ontario to Atlanta in December 2026?
Leaving Wednesday, December 2 and returning Sunday, December 6 (4 nights) for $214 round trip on Frontier Airlines, the cheapest of the 5 date combinations we track that month.
How much is a round trip from Ontario to Atlanta in December 2026?
From $214. Half of the 5 date combinations we track are under $226. Prices are per person in USD and change often.
Is December a cheap month to fly from Ontario to Atlanta?
Yes. It's the cheapest of the 4 months ahead we have prices for.