The invention relates to the technical field of flavoring wine, and discloses elaeagnus angustifolia blossoms flavoring wine. The elaeagnus angustifolia blossoms flavoring wine is prepared from the following raw materials in parts by weight: 80-120 parts of baijiu, 20-24 parts of elaeagnus angustifolia blossoms, 2-5 parts of pueraria flowers, 5-8 parts of liquorice, 1-4 parts of fenugreek stems and leaves, 6-12 parts of a saccharification leavening agent and 50-60 parts of mineral water. The invention further discloses a preparation method of the elaeagnus angustifolia blossoms flavoring wine.The preparation method comprises the following steps that S1, raw materials are proportioned; S2, elaeagnus angustifolia blossoms is processed; S3, saccharification fermentation liquor is prepared; S4, the raw materials are mixed; S5, soaking and fermenting are carried out; S6, secondary fermentation is carried out; S7, stringing again and fragrance improving are carried out; S8, high-temperaturestorage is carried out; and S9, blending is carried out in proportion. The elaeagnus angustifolia blossoms are added for fermentation and fragrance mixing, so that the wine body is softer and harmonious, the aftertaste is fresh and clean, slight sweetness is achieved, the elaeagnus angustifolia blossoms and liquorice are roasted with honey, the raw materials are mild, irritation of alcohol to gastrointestinal tracts is reduced, and the prepared finished product is soft in taste and comfortable and pleasant in fragrance.