Cheap International Flights from San Diego in December
Fares shown are modelled estimates, not live quotes.
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December Travel Tip
Book early for holiday travel or fly in early December before prices spike.
Best Destinations from San Diego in December
SAN → SJD
Los Cabos
Mexico
Est. $68
round trip
~3h flight time
SAN → PVR
Puerto Vallarta
Mexico
Est. $93
round trip
~3h flight time
SAN → MTY
Monterrey
Mexico
Est. $96
round trip
~3h flight time
SAN → GDL
Guadalajara
Mexico
Est. $101
round trip
~3h flight time
SAN → MEX
Mexico City
Mexico
Est. $122
round trip
~4h flight time
SAN → CUN
Cancun
Mexico
Est. $170
round trip
~5h flight time
SAN → GCM
Grand Cayman
Cayman Islands
Est. $201
round trip
~6h flight time
SAN → NAS
Nassau
Bahamas
Est. $206
round trip
~6h flight time
SAN → MBJ
Montego Bay
Jamaica
Est. $220
round trip
~6h flight time
Best Regions from San Diego in December
Related Reading
Frequently Asked Questions
What are the cheapest destinations from San Diego in December?
In December, some of the most affordable destinations from San Diego include Los Cabos (est. $68 RT), Puerto Vallarta (est. $93 RT), Monterrey (est. $96 RT). Prices vary by booking window.
Is December cheap to fly from San Diego?
Book early for holiday travel or fly in early December before prices spike.
How far ahead should I book flights from San Diego in December?
For December departures from San Diego, booking 6–10 weeks in advance typically yields the best fares. For peak months like July and December, book 3–4 months early. Fare reviews and notifications are paused during the provider migration.
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