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2 airlines operate flights between Colombo Bandaranaike Intl Airport and Chennai. The airlines offering direct flights on this route include:

• IndiGo
• SriLankan Airlines

Flights from Colombo Bandaranaike Intl Airport to Chennai usually depart from Colombo Bandaranaike Intl (CMB) and arrive at Chennai (MAA).

Here are some options for this route, based on selected ticket types and cabin classes:

• SriLankan Airlines: a cabin bag and a checked bag in Economy class
• IndiGo: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Only Economy class is available on flights from Colombo Bandaranaike Intl Airport to Chennai.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average £116 return via New Delhi Indira Gandhi Intl (DEL), compared with £141 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £5–£16 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Airbus A320neo family is used most often on this route, operated mainly by IndiGo. Other aircraft seen on the route include Airbus A320-100/200 variants.

One-stop flights from Colombo Bandaranaike Intl Airport to Chennai most commonly connect through:

• Singapore Changi (SIN) – 58% of one-stop connections
• Mumbai Chhatrapati Shivaji Intl (BOM) – 33% of one-stop connections
• New Delhi Indira Gandhi Intl (DEL) – 8% of one-stop connections

Singapore Changi (SIN) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 10% on the Colombo Bandaranaike Intl Airport to Chennai route. Thursday is the cheapest departure day at £135 return on average, while Wednesday is the most expensive at £149, a difference of £15. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Colombo Bandaranaike Intl Airport to Chennai route, 12% of flights were delayed in the past 3 months, with delays averaging 1 hour 45 minutes.

Morning is the busiest departure period on Colombo Bandaranaike Intl Airport to Chennai flights, with 29% leaving in that window. Afternoon departures account for 29%, Evening flights for 28%, and Night flights for 14%.

These are the earliest and latest flight times available from Colombo Bandaranaike Intl Airport to Chennai:

• Earliest: departs at 03:00 and lands at 04:23
• Latest: departs at 18:45 and lands at 20:08.

The flight takes about 1h 23m.

Last-minute fares on this route (booked within 2 weeks of departure) run 4% above the route average of £141. Book 5 weeks before departure for the lowest fares.

A direct flight from Colombo Bandaranaike Intl Airport to Chennai takes 1h 23m, covering 401 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £163 to £1,276. That means the highest observed fare was about 8x higher than the lowest one.

One-way fares from Colombo Bandaranaike Intl Airport to Chennai are currently higher than usual. Average one-way flight prices are about £124, which is 34% above the typical average for this route.

IndiGo is slightly above the route average for timely arrivals, while Air India has a lower on-time arrival rate. On-time arrival rates on Colombo Bandaranaike Intl Airport to Chennai flights are:

• IndiGo: 94% on time
• Air India: 91% on time
• SriLankan Airlines: 79% on time

On average, flights on this route are punctual 88% of the time.

Night flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Mumbai Chhatrapati Shivaji Intl (BOM) gives the shortest average 1-stop total travel time of 9h 21m, compared to 19h 23m via Singapore Changi (SIN) and 21h 46m via New Delhi Indira Gandhi Intl (DEL).

Return flights from Colombo Bandaranaike Intl Airport to Chennai range from £123 to £158, with an average of £141 over the past 12 months. Anything below £123 counts as a good deal.