Does seasonal allergy result in flu-like symptoms?

No. Symptoms of influenza are fever, coughing, muscle pains. Headache, chest pain, extreme fatigue. Symptoms of seasonal allergy are nasal stuffiness, sneezing, itchy nose and eyes, runny nose, post nasal drip and occasionally mild fatigue.In.
No. Seasonal allergies, like the flu, often but not always result in any or all of the following: runny nose, scratchy throat, watery eyes, and congestion. But, unlike the flu, they do not usually include shortness of breath (unless a serious allergic reaction), body aches, or pounding headaches.