Chicago to Los Angeles in December 2026
CHI to LAX · Round trips departing in December · Economy · Prices per person in USD
Prices updated
Typical in December
$268
Median of 6 date combinations
Usual on this route
$392
December's cheapest is 39% less
Good price — book if the dates work
39% below the usual $392. Based on 47 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 | 3 $269 | 4 | 5 $267 | 6 | |
| 7 | 8 | 9 $238 | 10 | 11 $248 | 12 | 13 |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 $366 | 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 9 – 12 3 nights · leave Wed$238Frontier Airlines 1 stop · 5h 21mBook
-
Dec 11 – 14 3 nights · leave Fri$248Frontier Airlines 1 stop · 5h 29mBook
-
Dec 5 – 7 2 nights · leave Sat$267Frontier Airlines 1 stop · 5h 33mBook
-
Dec 3 – 6 3 nights · leave Thu$269Frontier Airlines 1 stop · 5h 24mBook
-
Dec 30 – Jan 2, 2027 3 nights · leave Wed$366Frontier Airlines Nonstop · 4h 44mBook
-
Dec 30 – Jan 3, 2027 4 nights · leave Wed$428Frontier Airlines 1 stop · 6h 55mBook
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 | $264 |
| December 2026 | $238 (cheapest month) |
| January 2027 | No fares found yet |
| February 2027 | No fares found yet |
| March 2027 | $385 |
| April 2027 | No fares found yet |
| May 2027 | No fares found yet |
| June 2027 | $400 |
| July 2027 | No fares found yet |
| August 2027 | No fares found yet |
| September 2027 | No fares found yet |
| October 2027 | $1,353 |
Chicago to Los Angeles in December: questions
What's the cheapest date to fly from Chicago to Los Angeles in December 2026?
Leaving Wednesday, December 9 and returning Saturday, December 12 (3 nights) for $238 round trip on Frontier Airlines, the cheapest of the 6 date combinations we track that month.
How much is a round trip from Chicago to Los Angeles in December 2026?
From $238. Half of the 6 date combinations we track are under $268. Prices are per person in USD and change often.
Is December a cheap month to fly from Chicago to Los Angeles?
Yes. It's the cheapest of the 5 months ahead we have prices for.