Hi .sometimes it is a symptom of sinusitis.
There will not be any problem with tooth but u will have pain in upper teeth and sometimes sensitivity.it may radiate to whole jaw and ear.
Another reason can be wisdom tooth in upper region.
Next Steps
both of the things can be checked with x rays . there are specific x ray for sinusitis which rule it out .
visit an oral and maxillofacial surgeon for your problem.
Health Tips
if it is acute sinusitis .normal antibiotics and steam inhalation will help