Find Cheapest Airlines Flying from Colombo to New Delhi

Choose from 2 airlines fly from Colombo to New Delhi, including SriLankan Airlines, Air India, Air India has lowest fares on this route.

Explore the cheapest flights from Colombo to New Delhi in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at AU$ 228, and round-trip direct tickets start at AU$ 384.

Displayed flight fares from Colombo to New Delhi are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Colombo to New Delhi Flight Details

The distance between Colombo and New Delhi is approximately 2,422.74km. It takes around 3 hours 38 minutes on average to fly from Colombo to New Delhi. Based on Trip.com's data travel demand peaks in January. The off-season for travel is July.

Cheapest one-way flight priceAU$ 228
Cheapest return ticket priceAU$ 384
Off-season for travelJuly
Peak season for travelJanuary
Flight distance2,422.74km
Average flight time3 hours 38 minutes
Popular airlineSriLankan Airlines

Best Time to Book Flights from Colombo to New Delhi

The cheapest flights from Colombo to New Delhi are available between Feb 1 and Feb 8, with one way flights starting from AU$ 238.

Cheapest flights
From price
Search
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
  • 18
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Colombo to New Delhi, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Colombo (CMB) to New Delhi (DEL)?

    Based on Trip.com data, Air India offers one-way fares as low as AU$ 228 on Cheapest nonstop routes (e.g. CMB to DEL on Tue, Dec 16), while SriLankan Airlines offers Cheapest nonstop round-trips from AU$ 384 departing on Thu, Jan 15 and returning on Mon, Jan 19.
  • At the moment, you can catch a direct flight from Colombo to New Delhi with the following airlines, including: SriLankan Airlines Air India Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 3 hours 38 minutes to fly from Colombo (CMB) to New Delhi (DEL).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Colombo to New Delhi is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 28 flight per week flying from Colombo to New Delhi. You can check the weekly schedule for popular airlines on this route below: SriLankan Airlines: S/M/T/W/T/F/S -- UL191 (00:51) Air India: S/M/T/W/T/F/S -- AI278 (17:12)
  • To find best deals on flights from Colombo to New Delhi, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Dec 16, with one-way flights priced at just AU$ 228.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air India.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for New Delhi travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Colombo to New Delhi is July, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Colombo to New Delhi on December 18, 2025 with Air India, with prices starting at AU$ 217.
  • You can land at any one of the following hubs in New Delhi, with Bandaranaike International Airport to Indira Gandhi International Airport (CMB-DEL) is by far the most common option on this route: Indira Gandhi International Airport (DEL).
  • The time difference between New Delhi and Colombo is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.