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Cheap flight deals from Chicago to San Luis Starting at €1,157

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
      • ORD09:20 am
        32h
        2 stops
        LUQ08:20 pm
        Wed, Mar 5|Chicago - San Luis|United Airlines
        LUQ08:50 pm
        39h 19m
        2 stops
        ORD10:09 am
        Wed, Mar 12|San Luis - Chicago|Aerolineas Argentinas
        €1,157€1,701
        32% OFF
        32% OFF
        €1,701€1,157

        Choose United Airlines flights from Chicago to San Luis. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Wed, Mar 5-Wed, Mar 12, arriving at San Luis Airport. One-way Prices start from €1,157 including taxes and charges.

      • ORD04:00 pm
        26h 20m
        2 stops
        LUQ08:20 pm
        Mon, Mar 17|Chicago - San Luis|United Airlines
        LUQ08:50 pm
        40h 33m
        2 stops
        ORD11:23 am
        Mon, Mar 24|San Luis - Chicago|Aerolineas Argentinas
        €1,199€1,701
        28% OFF
        28% OFF
        €1,701€1,199

        Choose United Airlines flights from Chicago to San Luis. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Mon, Mar 17-Mon, Mar 24, arriving at San Luis Airport. One-way Prices start from €1,199 including taxes and charges.

      • ORD02:18 pm
        28h 2m
        2 stops
        LUQ08:20 pm
        Tue, Mar 25|Chicago - San Luis|United Airlines
        LUQ09:40 pm
        37h 45m
        2 stops
        ORD09:25 am
        Tue, Apr 1|San Luis - Chicago|Aerolineas Argentinas
        €1,213€1,701
        28% OFF
        28% OFF
        €1,701€1,213

        Choose United Airlines flights from Chicago to San Luis. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Tue, Mar 25-Tue, Apr 1, arriving at San Luis Airport. One-way Prices start from €1,213 including taxes and charges.

      • ORD02:18 pm
        28h 2m
        2 stops
        LUQ08:20 pm
        Sun, Mar 9|Chicago - San Luis|United Airlines
        LUQ08:45 pm
        39h 24m
        2 stops
        ORD10:09 am
        Sun, Mar 16|San Luis - Chicago|Aerolineas Argentinas
        €1,231
        €1,231

        Choose United Airlines flights from Chicago to San Luis. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Sun, Mar 9-Sun, Mar 16, arriving at San Luis Airport. One-way Prices start from €1,231 including taxes and charges.

      • ORD04:00 pm
        26h 20m
        2 stops
        LUQ08:20 pm
        Tue, Mar 11|Chicago - San Luis|United Airlines
        LUQ08:50 pm
        40h 33m
        2 stops
        ORD11:23 am
        Tue, Mar 18|San Luis - Chicago|Aerolineas Argentinas
        €1,241
        €1,241

        Choose United Airlines flights from Chicago to San Luis. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Tue, Mar 11-Tue, Mar 18, arriving at San Luis Airport. One-way Prices start from €1,241 including taxes and charges.

      • ORD02:18 pm
        28h 2m
        2 stops
        LUQ08:20 pm
        Wed, Mar 12|Chicago - San Luis|United Airlines
        LUQ08:50 pm
        39h 19m
        2 stops
        ORD10:09 am
        Wed, Mar 19|San Luis - Chicago|Aerolineas Argentinas
        €1,241
        €1,241

        Choose United Airlines flights from Chicago to San Luis. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Wed, Mar 12-Wed, Mar 19, arriving at San Luis Airport. One-way Prices start from €1,241 including taxes and charges.

      • ORD12:45 pm
        28h 35m
        2 stops
        LUQ08:20 pm
        Mon, Mar 3|Chicago - San Luis|United Airlines
        LUQ08:50 pm
        39h 19m
        2 stops
        ORD10:09 am
        Mon, Mar 10|San Luis - Chicago|Aerolineas Argentinas
        €1,242
        €1,242

        Choose United Airlines flights from Chicago to San Luis. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Mon, Mar 3-Mon, Mar 10, arriving at San Luis Airport. One-way Prices start from €1,242 including taxes and charges.

      • ORD02:47 pm
        51h 23m
        2 stops
        LUQ09:10 pm
        Wed, Mar 5|Chicago - San Luis|Aeromexico
        LUQ08:50 pm
        42h 56m
        2 stops
        ORD01:46 pm
        Wed, Mar 12|San Luis - Chicago|Aerolineas Argentinas
        €1,260
        €1,260

        Choose Aeromexico flights from Chicago to San Luis. The one-way connecting flight with Aeromexico departs from O'Hare International Airport on Wed, Mar 5-Wed, Mar 12, arriving at San Luis Airport. One-way Prices start from €1,260 including taxes and charges.

      • ORD03:47 pm
        26h 33m
        2 stops
        LUQ08:20 pm
        Sun, Mar 9|Chicago - San Luis|Aeromexico
        LUQ08:45 pm
        43h 1m
        2 stops
        ORD01:46 pm
        Sun, Mar 16|San Luis - Chicago|Aerolineas Argentinas
        €1,261
        €1,261

        Choose Aeromexico flights from Chicago to San Luis. The one-way connecting flight with Aeromexico departs from O'Hare International Airport on Sun, Mar 9-Sun, Mar 16, arriving at San Luis Airport. One-way Prices start from €1,261 including taxes and charges.

      • ORD07:35 am
        33h 40m
        2 stops
        LUQ08:15 pm
        Mon, Feb 24|Chicago - San Luis|United Airlines
        LUQ08:45 pm
        40h 24m
        2 stops
        ORD10:09 am
        Sun, Mar 2|San Luis - Chicago|Aerolineas Argentinas
        €1,283
        €1,283

        Choose United Airlines flights from Chicago to San Luis. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Mon, Feb 24-Sun, Mar 2, arriving at San Luis Airport. One-way Prices start from €1,283 including taxes and charges.

      • CHI01:00 pm
        3h 5m
        Nonstop
        LUQ02:00 pm
        Wed, Feb 26|Chicago - San Luis|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Chicago to San Luis Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. AM689

    Aeromexico

    01:59 am

    ORD

    4.4h

    05:25 am

    MEX

    SMTWTFS
    Search

  2. AM030

    Aeromexico

    09:20 am

    MEX

    9.1h

    09:25 pm

    EZE

    SMTWTFS

  3. AR1596

    Aerolineas Argentinas

    11:00 am

    AEP

    1.7h

    12:40 pm

    LUQ

    -----F-

  4. AV263

    avianca

    02:35 pm

    ORD

    5.8h

    08:25 pm

    BOG

    SMTWT-S
    Search

  5. AV087

    avianca

    09:25 pm

    BOG

    6.3h

    05:45 am

    EZE

    SMTWTFS

  6. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S

  7. AV263

    avianca

    02:35 pm

    ORD

    5.8h

    08:25 pm

    BOG

    SMTWT-S
    Search

  8. AR1361

    Aerolineas Argentinas

    10:55 pm

    BOG

    6.6h

    07:30 am

    AEP

    SMT-TFS

  9. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S

  10. UA1124

    United Airlines

    03:52 pm

    ORD

    3.0h

    06:55 pm

    IAH

    ----T--
    Search

  11. UA819

    United Airlines

    08:15 pm

    IAH

    9.8h

    08:00 am

    EZE

    SMTWTFS

  12. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S

  13. UA725

    United Airlines

    04:00 pm

    ORD

    3.0h

    07:03 pm

    IAH

    SMTWTFS
    Search

  14. UA819

    United Airlines

    08:15 pm

    IAH

    9.8h

    08:00 am

    EZE

    SMTWTFS

  15. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S

  16. UA1913

    United Airlines

    07:35 am

    ORD

    3.0h

    10:35 am

    IAH

    SMTWTFS
    Search

  17. UA831

    United Airlines

    06:30 pm

    IAH

    10.8h

    07:20 am

    EZE

    SMTWTFS

  18. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S

  19. CM236

    Copa Airlines

    07:54 am

    ORD

    5.5h

    01:22 pm

    PTY

    SMTWTFS
    Search

  20. CM454

    Copa Airlines

    07:04 pm

    PTY

    7.1h

    04:09 am

    EZE

    SMTWTFS

  21. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S

  22. UA1851

    United Airlines

    09:20 am

    ORD

    3.0h

    12:23 pm

    IAH

    SMTWTFS
    Search

  23. UA831

    United Airlines

    06:30 pm

    IAH

    10.8h

    07:20 am

    EZE

    SMTWTFS

  24. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S

  25. UA2417

    United Airlines

    12:45 pm

    ORD

    3.0h

    03:45 pm

    IAH

    SMTWTFS
    Search

  26. UA831

    United Airlines

    06:30 pm

    IAH

    10.8h

    07:20 am

    EZE

    SMTWTFS

  27. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S

  28. UA2417

    United Airlines

    12:45 pm

    ORD

    3.0h

    03:45 pm

    IAH

    SMTWTFS
    Search

  29. UA819

    United Airlines

    08:15 pm

    IAH

    9.8h

    08:00 am

    EZE

    SMTWTFS

  30. AR1600

    Aerolineas Argentinas

    07:30 pm

    AEP

    1.7h

    09:10 pm

    LUQ

    SMTWT-S
Find more flights and airlines

When is the cheapest time to fly from Chicago to San Luis?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Chicago (CHI) to San Luis (LUQ) the cheapest?

    Airlines adjust prices for flights from Chicago to San Luis based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Chicago (CHI) to San Luis (LUQ) cost?

    According to Trip.com's data, the lowest price is around €775.

  • What is the transportation method from the main airport to downtown in San Luis?

    • The distance from San Luis Airport to downtown is about 3 km. It takes about 20 minutes by taxi.

How to find a cheap flight from Chicago to San Luis

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to San Luis. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Chicago to San Luis

Off-season for travelSeptember
Peak season for travelJune
Flight distance8,634.25 km
Popular airlineAeromexico

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