Route brief · DEL → CMB
Delhi → Colombo
$308
−5% vs typical
seasonal median $325 · difference $17
Mar 3 '27 – Mar 10 '27 · 7 nights
SriLankan AirlinesNonstop
- Usual monthly lows
- $318–$332
- Board rank
- Stronger than 6%
- Route sample
- 8 observed months
Cached fare — the booking search re-prices live before you pay.
Destination briefCMBColomboA working port city that most people leave immediately — for tea country, ruins and the south coast.Best windowDec–MarAirportsBandaranaike (CMB)All routes into ColomboWhen this route gets cheap.
Cached-fare history: across 8 months, Mar is the cheapest for DEL → CMB. Best time to be there: Dec–Mar.
Fares bottom out in March around $308 and peak in September near $369 — a $61 spread across the 8 months we track. The cheapest itinerary we are tracking flies SriLankan Airlines nonstop and takes about 3.5 hours outbound, on a 7-night trip. At $308 for 2,427 km each way, that works out to about $63 per 1,000 km flown. That is above the $41 typical of short-haul fares here. Across the 4 departure cities we track at a similar distance from Colombo, this fare ranks 2nd — 26% above the $244 from Kuala Lumpur. For context, the middle fare among the 7 routes of similar length we watch out of Delhi is $295.
Cheapest day in the next 3 months: Nov 23 · $321 (13% below median)
Tap any day → live search
The median cached fare across this calendar is 3% higher than when tracking began on Aug 8 — $365 then versus $377 now, across 8 recorded snapshots. This is a calendar-level trend, so an individual deal above can be lower. The lowest single day we have seen here is $299, on Oct 20.
September 2026
Cheapest in Mar · around $308
5% below the $325 typical fare
Cheapest round-trip fare found per month · Delhi → Colombo · cached-price history
Route facts
- Airports
- Indira Gandhi (DEL) ↔ Bandaranaike (CMB)
- Flight time
- ~3.5 hours outbound
- Distance
- ~2,427 km each way
- Typical price
- $325 round-trip (seasonal median)
- Airlines on the board
- SriLankan Airlines
- Itineraries
- Nonstop available
- Best months to visit
- Dec–Mar
DEL → CMB, answered.
Is $308 a good price for Delhi to Colombo?
Only slightly. The seasonal median is around $325 round-trip and this fare is 5% under it, about $17. We do not call a drop notable until 20%, so this is an ordinary price for the route rather than a reason to hurry.
What is the cheapest month to fly from Delhi to Colombo?
Across 8 months of cached-fare history, Mar comes out cheapest on this route. The best months to actually be in Colombo are Dec–Mar — when those overlap, that's your window.
How far in advance should I book DEL → Colombo?
We do not publish a number for this, because we cannot measure it yet. Answering it honestly means watching the same departure date on this route over many weeks as it approaches, and that archive is still filling up — so any "book N days ahead" figure here would be borrowed from somewhere else rather than measured. What we can measure is which month is cheap: across 8 months of cached fares, Mar comes out lowest on this route. See /guides/what-moves-a-flight-price/ for what does move a fare.
Are there nonstop flights from Delhi to Colombo?
Yes — the current board includes nonstop fares (SriLankan Airlines). The outbound leg runs around 3.5 hours.
Are these prices guaranteed?
No — these are cached fares found on real searches (this one on September 1). Airlines reprice constantly, so the booking search re-checks the live price before you pay. Fresher finds are far more likely to still be available.
Next step
Sleeping in Colombo?
Lock the flight first — then compare stays for Mar 3 '27 – Mar 10 '27 · 7 nights.
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Missed it?
Cached fares expire. This route has a feed of its own — follow it and the next DEL → CMB drop reaches you as soon as we find it.
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