| 1/1/1991, Tue | New Year's Day |
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| 2/11/1991, Mon | Carnival |
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| 2/12/1991, Tue | Carnival |
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| 3/24/1991, Sun | Palm Sunday |
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| 3/29/1991, Fri | Good Friday |
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| 3/31/1991, Sun | Easter |
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| 5/1/1991, Wed | Labor Day |
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| 5/24/1991, Fri | Battle of Pichincha Anniversary |
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| 6/28/1991, Fri | Bank Holiday |
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| 8/10/1991, Sat | National Independence Day |
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| 11/2/1991, Sat | All Souls' Day |
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| 12/6/1991, Fri | Independence of Quito Day |
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| 12/24/1991, Tue | Christmas Eve |
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| 12/25/1991, Wed | Christmas Day |
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| 12/31/1991, Tue | New Year's Eve |
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