Cheap Flights from Dehradun (DED) to Colombo (CMBA)

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Flight deals from Dehradun Airport to Colombo

Looking for a cheap last-minute deal or the best return flight from Dehradun to Colombo? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Dehradun to Colombo

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dehradun to Colombo flights are currently cheapest in May.

Dehradun to Colombo: Flight information

The things to know before you go.
Cheapest flight found£259
Cheapest month to flyMay

Finding cheap flights from Dehradun to Colombo: Frequently asked questions

There are 5 airports in Colombo: Kelaniya, Colombo Ratmalana, Colombo Bandaranayake, Bentota River, and Katugastota.
The best price we found for a return flight from Dehradun to Colombo is £259. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Dehradun to Colombo. But we found flights with one or more stops from £259.
As of March 2026, there are no flights flying from Dehradun to Colombo.
The cheapest month to fly from Dehradun to Colombo is usually May.
If you're flying from Dehradun Airport, the cheapest airport near Colombo is Colombo Bandaranayake – which is 17.1 miles away from the centre of Colombo. We've found flights into this airport from £259.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dehradun Airport to Colombo on Saturday, 23 May 2026.
No airlines currently offer direct flights between Dehradun Airport and Colombo. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Colombo but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Colombo is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 28°C. May is typically the warmest month in Colombo, when it usually averages around 29°C. You can expect the least rain in February. The coldest month is July, with temperatures averaging 25°C. The rainiest month is November.
Currently, IndiGo offers the cheapest flight tickets to Colombo.

Travelling from Dehra Dun Airport (DED) to Colombo: what you need to know

  • Colombo's timezone is UTC+5:30, which is the same as Dehradun (the location of Dehra Dun Airport).

  • For a relaxed start to your DED to Colombo flight, leave enough time to navigate the airport and find your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general travel rule.

  • Longer lines at check-in and security are likely if you're flying during high season, so allow some extra wiggle room. A good rule of thumb for peak times? Get there up to four hours ahead for international flights and two hours for domestic departures.

  • Stopovers are the ideal opportunity to break up your trip and perhaps even tick off a new city. When searching for plane tickets from DED to Colombo, uncheck the 'Direct flights only' box to see where you can visit along the way. Consider one of these popular options:

    • Indira Gandhi International Airport (DEL)

    • Kempegowda International Airport (BLR)

    • Rajiv Gandhi International Airport (HYD)

  • DED is about 13 miles from central Dehradun. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 45 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the trip time to be around 2 hours 15 minutes.

  • Searching for a hotel close to DED? If you're catching an early flight from Dehra Dun Airport to Colombo, these stays will put you moments from your departure lounge:

  • When it comes to Dehra Dun Airport's on-time performance, data shows 76.04% of flights arrive within the scheduled time frame.

How to find the cheapest flights from Dehra Dun Airport (DED) to Colombo

  • £107 is the cheapest price we've seen for a one-way Dehra Dun Airport to Colombo flight. A round-trip ticket right now is £259. Depending on when you want to go and the availability, these fares can change.

  • To pick up cheap flights from DED to Colombo, book in advance. Airlines usually offer their most competitively priced fares when flights first go on sale.

  • If you have flexibility with your travel dates, use the 'Whole month' search tool. It'll give you the lowest price across each month when searching for a Dehra Dun Airport to Colombo ticket.

  • Cut down on the time spent looking for cheap flights from DED to Colombo by setting up a Price Alert. You'll receive an email or notification through the app when a lower fare becomes available.

  • Select your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Dehra Dun Airport to Colombo by 'Best,' 'Fastest' or 'Cheapest.'

Airports in Colombo

Colombo Ratmalana Airport (RML)

  • Colombo Ratmalana Airport (RML) to the centre of Colombo takes about 40 minutes to reach by car. The centre is roughly 10 miles away.

  • When travelling by public transport, expect a journey time of around 1 hour 15 minutes.

  • The last thing you want is a long journey to your hotel if you're getting in late on a flight from Dehra Dun Airport to Colombo. Reserve one of these accommodation options near RML instead:

Bandaranaike International Airport (CMB)

  • Bandaranaike International Airport (CMB) is roughly 20 miles from central Colombo. Following your flight from Dehra Dun Airport to Colombo, it'll take you around 40 minutes to reach the heart of the city in a ride-share or cab.

  • If you travel by public transport, the journey will take you 1 hour 30 minutes or so.

  • You'll find some comfortable places ready to welcome you near CMB. Tuck yourself in and get cosy after your DED to Colombo flight at one of these perfectly located options:

  • Sr Rent A Car, Green Motion and Sixt make picking up a Bandaranaike International Airport rental car quick and easy. These trusted providers are located in or around the terminal and will get you on your way in no time.

  • Avoid potential price surges. Securing your ride two weeks ahead of your arrival at CMB will help you save.

Best time to go to Colombo

  • Before you book your flights from Dehra Dun Airport to Colombo, consider which time of year is best for you. High season in Colombo offers a lively atmosphere and plenty of things to do, while the off-season brings better deals on hotels and fewer crowds.

  • Book a Dehra Dun Airport to Colombo plane ticket with a departure in March if you want to experience the city during its warmest month. Expect temperatures to range from 24ºC (75ºF) to 33ºC (91ºF).

  • January has average temperatures of between 22ºC (72ºF) and 32ºC (90ºF). Look for a cheap ticket from DED to Colombo around that time if you like travelling in cooler conditions.

More about Colombo

  • Start your Colombo trip right by choosing the perfect place to stay. After booking your flight from Dehra Dun Airport to Colombo, check out our range of accommodation options including:

  • All great journeys should include some sightseeing. Independence Square & Independence Memorial Hall, Gangaramaya Temple and Viharamahadevi Park are essential stops on your Colombo itinerary.

Explore more of Sri Lanka

  • Jaffna is just one of the many places in Sri Lanka waiting to be discovered once you've seen Colombo. Around 190 miles away to the north, its top attractions include Jaffna Fort, Dambakola Patuna Sangamitta Temple and Jaffna Public Library.

  • Trincomalee is another sought-after destination in Sri Lanka and is around 150 miles north-east of Colombo. No journey is complete without a visit to Koneswaram Temple, Fort Frederick and Marble Beach.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.