Cheap International Flights from St. Louis in October
Fares shown are modelled estimates, not live quotes.
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October Travel Tip
October is excellent for Europe and Asia. Weather great, prices down.
Best Destinations from St. Louis in October
STL → MTY
Monterrey
Mexico
Est. $89
round trip
~3h flight time
STL → MEX
Mexico City
Mexico
Est. $120
round trip
~4h flight time
STL → GDL
Guadalajara
Mexico
Est. $124
round trip
~4h flight time
STL → OPO
Porto
Portugal
Est. $350
round trip
~9h flight time
STL → LHR
London
United Kingdom
Est. $352
round trip
~9h flight time
STL → LIS
Lisbon
Portugal
Est. $354
round trip
~9h flight time
STL → FAO
Faro
Portugal
Est. $364
round trip
~10h flight time
STL → CDG
Paris
France
Est. $369
round trip
~10h flight time
STL → MAD
Madrid
Spain
Est. $371
round trip
~10h flight time
Best Regions from St. Louis in October
Related Reading
Frequently Asked Questions
What are the cheapest destinations from St. Louis in October?
In October, some of the most affordable destinations from St. Louis include Monterrey (est. $89 RT), Mexico City (est. $120 RT), Guadalajara (est. $124 RT). Prices vary by booking window.
Is October cheap to fly from St. Louis?
October is excellent for Europe and Asia. Weather great, prices down.
How far ahead should I book flights from St. Louis in October?
For October departures from St. Louis, 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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