New York to San Francisco in December 2026
Round trips departing in December · Economy · Prices per person in USD
Prices updated
Buy now or wait? We're still learning this route. We have 1 day of prices so far and need about a week to say whether to book or wait.
Not ready to book? Get an email when December fares drop below your price.December 2026 by departure day
Cheapest round trip leaving that day| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1 | 2 $349 | 3 | 4 | 5 | 6 | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 $492 | 24 | 25 | 26 | 27 |
| 28 | 29 $523 | 30 $407 | 31 $483 |
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$349Frontier Airlines 2 stops · 9h 22mBook
-
Dec 30 – Jan 6, 2027 7 nights · leave Wed$407American Airlines 1 stop · 7h 52mBook
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Dec 31 – Jan 5, 2027 5 nights · leave Thu$483Alaska Airlines 1 stop · 8h 23mBook
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Dec 23 – 30 7 nights · leave Wed$492American Airlines 1 stop · 7h 54mBook
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Dec 29 – Jan 4, 2027 6 nights · leave Tue$523American Airlines 1 stop · 7h 53mBook
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Dec 23 – 26 3 nights · leave Wed$593American Airlines 1 stop · 8h 20mBook
Prices change often. The booking site shows the final price before you pay.
Cheapest by trip length
Good to know for December
December vs other months
Cheapest round trip per departure month| Month | Cheapest round trip |
|---|---|
| September 2026 | No fares found yet |
| October 2026 | $345 |
| November 2026 | $310 (cheapest month) |
| December 2026 | $349 |
| January 2027 | $385 |
| February 2027 | $387 |
| March 2027 | $411 |
| April 2027 | No fares found yet |
| May 2027 | $382 |
| June 2027 | $429 |
New York to San Francisco in December: questions
What's the cheapest date to fly from New York to San Francisco in December 2026?
Leaving Wednesday, December 2 and returning Sunday, December 6 (4 nights) for $349 round trip on Frontier Airlines, the cheapest of the 6 date combinations we track that month.
How much is a round trip from New York to San Francisco in December 2026?
From $349. Half of the 6 date combinations we track are under $488. Prices are per person in USD and change often.
Is December a cheap month to fly from New York to San Francisco?
It ranks 3 of 8 months we have prices for. The cheapest month is November 2026, from $310.