content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001967492</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001167379</issuerCik>
        <issuerName>ALCON INC</issuerName>
        <secFileNumber>001-31269</secFileNumber>
        <issuerAddress>
          <com:street1>6201 SOUTH FREEWAY</com:street1>
          <com:city>FORT WORTH</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76134</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>817 293 0450</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Bell Ian</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>COMMON</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>RBC CAPITAL MARKETS LLC</name>
          <address>
            <com:street1>250 NICOLLET MALL</com:street1>
            <com:street2>SUITE 1700</com:street2>
            <com:city>Minneapolis</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55401</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>10000</noOfUnitsSold>
        <aggregateMarketValue>1000047.00</aggregateMarketValue>
        <noOfUnitsOutstanding>493244479</noOfUnitsOutstanding>
        <approxSaleDate>09/12/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>COMMON</securitiesClassTitle>
        <acquiredDate>09/22/2022</acquiredDate>
        <natureOfAcquisitionTransaction>PSU VEST</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>2949</amountOfSecuritiesAcquired>
        <paymentDate>09/01/2022</paymentDate>
        <natureOfPayment>NA</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>COMMON</securitiesClassTitle>
        <acquiredDate>02/18/2023</acquiredDate>
        <natureOfAcquisitionTransaction>PSU VEST</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>8895</amountOfSecuritiesAcquired>
        <paymentDate>02/18/2023</paymentDate>
        <natureOfPayment>NA</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>IAN BELL C/O RBC CAPITAL MARKETS LLC </name>
          <address>
            <com:street1>250 NICOLLET MALL</com:street1>
            <com:street2>SUITE 1700</com:street2>
            <com:city>MINNEAPOLIS</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55401</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>COMMON</securitiesClassTitle>
        <saleDate>06/04/2024</saleDate>
        <amountOfSecuritiesSold>20000</amountOfSecuritiesSold>
        <grossProceeds>1800164.00</grossProceeds>
      </securitiesSoldInPast3Months>
      <remarks>SHARES SOLD PURSUANT TO A RULE 10B5-1 SELLING PLAN ESTABLISHED FEBRUARY 29, 2024</remarks>
      <noticeSignature>
        <noticeDate>09/12/2024</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>02/29/2024</planAdoptionDate>
        </planAdoptionDates>
        <signature>POA JEFFREY J. KAPALA</signature>
      </noticeSignature>
    </formData>
  
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 4109}]
text: 144
  0001967492
  XXXXXXXX
  LIVE
  0001167379
  ALCON INC
  001-31269
  6201 SOUTH FREEWAY
  FORT WORTH
  TX
  76134
  817 293 0450
  Bell Ian
  Officer
  COMMON
  RBC CAPITAL MARKETS LLC
  250 NICOLLET MALL
  SUITE 1700
  Minneapolis
  MN
  55401
  10000
  1000047.00
  493244479
  09/12/2024
  NYSE
  COMMON
  09/22/2022
  PSU VEST
  ISSUER
  N
  2949
  09/01/2022
  NA
  COMMON
  02/18/2023
  PSU VEST
  ISSUER
  N
  8895
  02/18/2023
  NA
  N
  IAN BELL C/O RBC CAPITAL MARKETS LLC
  250 NICOLLET MALL
  SUITE 1700
  MINNEAPOLIS
  MN
  55401
  COMMON
  06/04/2024
  20000
  1800164.00
  SHARES SOLD PURSUANT TO A RULE 10B5-1 SELLING PLAN ESTABLISHED FEBRUARY 29, 2024
  09/12/2024
  02/29/2024
  POA JEFFREY J. KAPALA