$130 Find Cheap Flights from Chicago to San Luis Potosí - Compare and Save

Only Volaris operates flights between Chicago and San Luis Potosí.

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).

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

• Economy Class
• First Class

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $423 round-trip, compared to $446 via a layover through Guadalajara Miguel Hidal (GDL).

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $65–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

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

• Houston George Bush Intcntl (IAH) - 34% of one-stop connections
• Dallas/Fort Worth (DFW) - 33% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 22% of one-stop connections
• Mexico City Benito Juarez (MEX) - 11% of one-stop connections

Houston George Bush Intcntl (IAH) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 25% on the Chicago to San Luis Potosí route. Tuesday is the cheapest departure day at $453 round-trip on average, while Monday is the most expensive at $597, a difference of $144. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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%.

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

• Earliest: departs at 6:20 pm and lands at 10:11 pm
• Latest: departs at 7:30 pm and lands at 11:21 pm.

The flight takes about 3h 51m.

Last-minute fares on this route - booked within 2 weeks of departure - run 24% above the route average of $476. Book 18 weeks before departure for the lowest fares.

A nonstop flight from Chicago to San Luis Potosí takes 3h 51m, 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.

One-way fares from Chicago to San Luis Potosí are currently lower than usual. Average one-way flight prices are about $210, which is 9% below the typical average for this route.

Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 7h 09m, compared with 7h 18m via Houston George Bush Intcntl (IAH) and 7h 40m via Monterrey Gen Mariano Escobedo (MTY).

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.

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

Round-trip flights from Chicago to San Luis Potosí range from $394 to $635, with an average of $476 over the past 12 months. Anything below $394 counts as a good deal.