Cheap International Flights from Seattle in January
Fares shown are modelled estimates, not live quotes.
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January Travel Tip
January is the cheapest month for most international routes. Post-holiday demand drops sharply.
Best Destinations from Seattle in January
SEA → SJD
Los Cabos
Mexico
Est. $153
round trip
~5h flight time
SEA → MTY
Monterrey
Mexico
Est. $162
round trip
~5h flight time
SEA → PVR
Puerto Vallarta
Mexico
Est. $175
round trip
~5h flight time
SEA → GDL
Guadalajara
Mexico
Est. $180
round trip
~5h flight time
SEA → MEX
Mexico City
Mexico
Est. $196
round trip
~6h flight time
SEA → CUN
Cancun
Mexico
Est. $226
round trip
~6h flight time
SEA → NAS
Nassau
Bahamas
Est. $242
round trip
~7h flight time
SEA → GCM
Grand Cayman
Cayman Islands
Est. $253
round trip
~7h flight time
SEA → MBJ
Montego Bay
Jamaica
Est. $269
round trip
~7h flight time
Best Regions from Seattle in January
Related Reading
Frequently Asked Questions
What are the cheapest destinations from Seattle in January?
In January, some of the most affordable destinations from Seattle include Los Cabos (est. $153 RT), Monterrey (est. $162 RT), Puerto Vallarta (est. $175 RT). Prices vary by booking window.
Is January cheap to fly from Seattle?
January is the cheapest month for most international routes. Post-holiday demand drops sharply.
How far ahead should I book flights from Seattle in January?
For January departures from Seattle, 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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