Coimbatore is the nearest airport or railway station to reach Ooty. 100 km hrs journey and almost 3 hrs time for travel from Coimbatore to Ooty.
You can avail either cab which will cost you Rs 2000 Max or try local bus from Coimbatore to Ooty (TNSTC)
March to May is peak season in Ooty, you can visit Ooty flower Shows in this month, No rains on these months, but if you are looking for a honeymoon in Ooty, its all-time visit place, November to February it will be ice cold days, June to Sep you will have Green pictures Days
Ooty don’t have any airport, Coimbatore in the nearest airport to reach Ooty.
Mandatory to carry at least one woolen cloths for night
Ooty has many ATM, avoid taking too much cash in Hand,
For foreigners to book a toy train trip you may be asked to show your passport while boarding.
No Uber or Ola available in Ooty, but you can hire it from Coimbatore, but I would lead you to cost more.
Ooty has many varieties of food, South India, North Indian, Veg, Non-veg, Jain Foods, Chines available in Ooty,
From Chennai you can avail a direct bus to reach Ooty ( 12 hr journey), private buses recommended. looking for a train, Chennai to Mettupalayam and from Mettupalayam to Ooty you can avail train.
From Bangalore you have a direct bus to reach Ooty (8 hrs Journey), KSRTC buses recommended, no direct train to reach Ooty. Can cost you more and there is check post restrictions for private cabs
From Mysore, you can have a direct bus to reach Ooty (5 hrs Journey), KSRTC busses recommend. The private cab would cost you Rs 3500 for one side inclusion of toll and other stuff.