$104 Find Cheap Flights from Chicago to San Luis Potosí - Compare and Save

These are the earliest and latest flight times available from Chicago to San Luis Potosí:

• Earliest: departs at 6:20 pm and lands at 10:19 pm
• Latest: departs at 7:30 pm and lands at 11:29 pm.

The flight takes about 3h 59m.

Two cabin classes are available on flights from Chicago to San Luis Potosí:

• Economy Class
• First Class

A nonstop flight from Chicago to San Luis Potosí takes 3h 59m, covering 1,558 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Chicago to San Luis Potosí range from $397 to $627, with an average of $480 over the past 12 months. Anything below $397 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 23% above the $480 route average. Book 16 weeks before departure for the lowest fares.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $407 round-trip, compared to $432 via a layover through Guadalajara Miguel Hidal (GDL).

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $89–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Evening is the busiest departure period on Chicago to San Luis Potosí flights, with 100% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and night flights for 0%.

One-way fares from Chicago to San Luis Potosí are currently lower than usual. Average one-way flight prices are about $223, which is 5% below the typical average for this route.

San Luis Potosi Airport (SLP) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

• Budget
• Europcar
• Hertz
• Fox
• Avis

Flights from Chicago to San Luis Potosí may depart from several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD). Flights usually arrive at San Luis Potosi (SLP).

One-stop flights from Chicago to San Luis Potosí most commonly connect through:

• Houston George Bush Intcntl (IAH) - 36% of one-stop connections
• Dallas/Fort Worth (DFW) - 33% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 14% of one-stop connections
• Mexico City Benito Juarez (MEX) - 13% of one-stop connections

Yes. Flexible dates can save you up to 21% on flights from Chicago to San Luis Potosí. Saturday is the cheapest departure day at $457 round-trip on average, while Monday is the most expensive at $573, a difference of $116.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Only Volaris operates flights between Chicago and San Luis Potosí.

Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 7h 13m, compared with 7h 18m via Houston George Bush Intcntl (IAH) and 8h 15m via Mexico City Benito Juarez (MEX).

San Luis Potosí is 1 hour behind Chicago (Central Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.