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Travel from St. Thomas Mount to Chennai International Airport on Chennai Metro with 1 interchange. The journey covers 5 stations over approximately 5.56 km. A token fare is ₹30, while smart card users pay ₹24. Trains run from 5:01 AM to 11:00 PM, about every 12–15 minutes.
See every station between St. Thomas Mount and Chennai International Airport in order. Tap any station marker to open its details page.
Find the correct entry and exit gates for your journey.
2 Gates Available
Gate A
Towards —
Gate B
Towards —
2 Gates Available
Gate A
Towards Aero Hub Mall (PVR Cinemas), Bus Stop - Towards Tambaram/Koyambedu/Chennai Central, Aero Hub (Food Court & Car Parking), GST Road, Tirusulam Railway Station
Gate B
Towards Chennai International/Domestic Airport Terminals, Apollo Pharmacy, Aero Hub Mall (PVR Cinemas), AAI Staff Canteen, Aero Hub (Food Court & Car Parking)
This map shows every line, station, and interchange point on Chennai Metro. View it online or download it for offline use.

St. Thomas Mount to Chennai International Airport is an interchange route on Chennai Metro, spanning Green Line and Blue Line. The journey takes about 16 minutes across 5 stations.
1 interchange on this route. Trains run daily from 5:01 AM to 11:00 PM, every 12–15 minutes.
Token fare: ₹30 · Smart Card fare: ₹24.
St. Thomas Mount, Arignar Anna Alandur, OTA - Nanganallur Road, Meenambakkam, Chennai International Airport
Gate A: Aero Hub Mall (PVR Cinemas), Bus Stop - Towards Tambaram/Koyambedu/Chennai Central, Aero Hub (Food Court & Car Parking), GST Road, Tirusulam Railway Station Gate B: Chennai International/Domestic Airport Terminals, Apollo Pharmacy, Aero Hub Mall (PVR Cinemas), AAI Staff Canteen, Aero Hub (Food Court & Car Parking)
Return Journey
To return to St. Thomas Mount, take the reverse route from Chennai International Airport. Travel time and fare remain the same (₹30).
View Return Route: Chennai International Airport to St. Thomas Mount
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Common questions about the St. Thomas Mount to Chennai International Airport metro route: travel time, fare, station sequence, and interchanges.
The Chennai Metro metro journey from St. Thomas Mount to Chennai International Airport takes approximately 16 Minutes, covering 5.56 km. The route covers 5 stations in total.
Travelling from St. Thomas Mount to Chennai International Airport on Chennai Metro involves 2 lines: Green Line and Blue Line. You need to change from Green Line to Blue Line at Arignar Anna Alandur.
No, St. Thomas Mount to Chennai International Airport requires 1 interchange. Board the Green Line from St. Thomas Mount, then change to the Blue Line at Arignar Anna Alandur to reach Chennai International Airport.
The metro distance between St. Thomas Mount and Chennai International Airport on Chennai Metro is 5.56 km, covered in approximately 16 Minutes.
The St. Thomas Mount to Chennai International Airport metro route on Chennai Metro covers 5 stations in total (including origin and destination), with 3 intermediate stops.
The St. Thomas Mount to Chennai International Airport metro route on Chennai Metro covers 5 stations. Here they are in order:
Yes, this route has 1 interchange. You need to change from Green Line to Blue Line at Arignar Anna Alandur.
The metro fare from St. Thomas Mount to Chennai International Airport on Chennai Metro is ₹30 for a single-journey token and ₹24 with a Metro Smart Card.
On Chennai Metro, the first train from St. Thomas Mount towards Chennai International Airport is at 5:01 AM and the last train is at 11:00 PM. Services run daily between 5:01 AM and 11:00 PM.
Trains on Chennai Metro run every 12–15 minutes between St. Thomas Mount and Chennai International Airport. Services are available from 5:01 AM to 11:00 PM.
At St. Thomas Mount, board from Platform 1 towards Puratchi Thalaivar Dr. M.G. Ramachandran Central on Chennai Metro.
The Chennai Metro helpline number is 18604251515. Contact for route information, lost property, or passenger assistance.