Chennai–Thiruvananthapuram AC Superfast Express

{{short description|Indian express train service}}

{{Use dmy dates|date=January 2016}}

{{Use Indian English|date=January 2016}}

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{{more citations needed|date=February 2013}}

{{more footnotes needed|date=August 2017}}

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{{Infobox rail service

| color = D24E01

| name = MGR Chennai Central – Thiruvananthapuram Central Premium AC Superfast Express

| image = 22208MAS-TVC.jpg

| image_width =

| caption =

| type = AC Superfast Express

| first = {{Start date and age|df=yes|2012|12|15}}

| locale = Tamil Nadu, Kerala

| operator = Southern Railways

| distance = {{convert|905|km|abbr=on}}

| journeytime = 15 hours 10 minutes

| frequency = Bi-weekly

| class = AC 1st Class, AC 2 Tier, AC 3 Tier, PANTRY CAR

| seating = Yes

| sleeping = Yes

| catering = Yes

| observation = Large windows

| stock = LHB AC coach

| trainnumber = 22207/22208

| map = File:(Chennai - Trivandrum) Mail Express route.png

}}

The MGR Chennai Central – SThiruvananthapuram Premium AC Superfast Express (train number 22207 and 22208, formerly Chennai–Thiruvananthapuram AC Duronto Express{{cite web|title=New Time Table Comes into Effect from 1st July 2011|url=http://pib.nic.in/newsite/erelease.aspx?relid=72959|work=Government of India|publisher=Press Information Bureau|accessdate=30 June 2011}}{{Cite news |date=2013-11-20 |title=Chennai-Coimbatore Duronto Express withdrawn due to poor patronage: Southern Railway |url=https://economictimes.indiatimes.com/industry/transportation/railways/chennai-coimbatore-duronto-express-withdrawn-due-to-poor-patronage-southern-railway/articleshow/26107801.cms?from=mdr |access-date=2024-07-24 |work=The Economic Times |issn=0013-0389}}) is a train of the Indian Railways, announced in the 2011–12 Railway Budget. It connects Chennai, Tamil Nadu to Thiruvananthapuram, Kerala.