Cheap flights from New Delhi to Colombo from ₹ 12,021

In general, June is the cheapest month to fly from New Delhi to Colombo. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 24,511. If you aren’t able to travel during the month of June, then book flights to Colombo from New Delhi during May instead. Flights to Colombo in May, while not as cheap as those in June, still average around ₹ 24,886.

On average, the least expensive day to fly to Colombo from New Delhi is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as ₹ 28,029. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from New Delhi to Colombo on a Friday will generally be more expensive and average around ₹ 31,886. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Colombo is at midday. Flights from New Delhi to Colombo during this time can be as low as ₹ 25,545. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are ₹ 31,654 on average. Flights to Colombo from New Delhi in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from New Delhi Indira Gandhi Intl to Colombo Bandaranaike Intl for the best New Delhi Indira Gandhi Intl - Colombo flight prices

You are more likely to see cheaper flights to Colombo from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo for around ₹ 28,103 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo from New Delhi for as low as ₹ 26,013 on momondo.

There are 3 cabin classes available to choose from on New Delhi to Colombo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air India and IndiGo are the most popular carriers operating from New Delhi Indira Gandhi Intl to Colombo

Air India, SriLankan Airlines and IndiGo are the top three most popular airlines that fly to Colombo from New Delhi according to our data. Air India is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Colombo. Keep in mind that there are 3 different airlines that fly to Colombo on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between New Delhi and Colombo have experienced a delay on any given week. The average delay length over the past 12 months has been 120 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Air India have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

As of April 2026, 9 flights take off from New Delhi and land in Colombo each day. The most common flight departure time for this route is 18:00, with 47% of daily flights taking off in the evening.

The number of flights available between New Delhi and Colombo is 68 per week as of April 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.