How much does a flight from Kolkata to Siliguri cost?

Based on 284 offers analyzed, Kolkata to Siliguri flights range from INR 13358 to INR 57609, with a median price of INR 29969. Prices vary by travel date, booking timing, and airline. Search for current prices at https://letsfg.co/en/flights/ccu-ixb

What hidden fees should I expect on Kolkata to Siliguri flights?

Ancillary fees add an average of INR 5743 to the base fare on Kolkata–Siliguri flights — 18% of the base fare. IX charges the most (INR 18640) while AI charges the least (INR 52). See itemized fees at https://letsfg.co/en/flights/ccu-ixb

Which airline is cheapest on Kolkata to Siliguri including all fees?

IndiGo has the lowest median fare on Kolkata–Siliguri at INR 16440 (median across 3 offers in October 2026). Check current prices at https://letsfg.co/en/flights/ccu-ixb

Which booking site has the cheapest CCU–IXB flights?

It depends on your dates — no single site is always cheapest. LetsFG searched 5 sources at once (direct airlines, travel agencies and meta-search) in October 2026; the lowest median was INR 13969, and prices spanned INR 22074 from cheapest to most expensive source. Run a live search and we surface the lowest, wherever it is, at https://letsfg.co/en/flights/ccu-ixb

Why do prices vary so much on Kolkata to Siliguri routes?

Kolkata–Siliguri prices span INR 13358–INR 57609 because 4 airlines with different pricing models compete on the route. Budget carriers median INR 17974; full-service carriers median INR 34070. Ancillary fees add INR 52–INR 18640 depending on carrier. Find where your trip lands at https://letsfg.co/en/flights/ccu-ixb

Flights Kolkata → Siliguri

As of October 2026, economy flights from Kolkata to Siliguri have a typical range INR 15652–49833, median INR 29969. Full range across all 284 offers: INR 13358–57609. We analyzed 284 offers from 4 airlines in a single price check.

284 offersavg INR 5743 in feesFresh · October 2026

Search Kolkata → Siliguri — see your price →

Preview snapshot — prices change. Search for live results.

Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →

Best offers by airline: Kolkata → Siliguri

Based on 284 offers · October 2026. Prices and availability change — run a live search to confirm.

Air India ExpressINR 13358

1h 15m–1h 20mDirect availableAfternoon (12–18)

Bags included

Non-refundable

Search Air India Express

IndiGoINR 13589

1h–5h 20mDirect availableAfternoon (12–18)

Bags included

Search IndiGo

IndiGoINR 14539

1h–1h 15mDirect availableAfternoon (12–18)

Search IndiGo

Air IndiaINR 14634

1h 15m–13h 35mDirect availableAfternoon (12–18)

Bags included

Refundable with fee

Search Air India

Bag & seat fees: Kolkata → Siliguri

Add-on pricing from the cheapest available offer per airline · October 2026 · INR

Airline	Carry-on	Checked bag	Seat selection
Air India Express	Included	INR 1500	—
IndiGo	Included	INR 95029	—
Air India	Included	Included	—

Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.

How much do flights from Kolkata to Siliguri cost?

Based on 284 offers · October 2026

Kolkata to Siliguri flights ranged from INR 13358 to INR 57609 across 284 offers analyzed in October 2026. The chart below shows how prices distributed across all 284 offers.

P10: INR 15652P25: INR 18171P50: INR 29969P75: INR 41959P90: INR 49833

These 284 offers (October 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.

50% of offers priced between INR 18171 and INR 41959

What hidden fees do Kolkata to Siliguri flights charge?

Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Kolkata to Siliguri routes. The breakdown below is based on 284 offers analyzed in October 2026.

Ancillary fee breakdown by carrier
Carrier	Avg fee (INR)	% of base fare
IX	18640	77%
6E	8718	33%
AI	52	0%

Air India Express: base ~INR -925 + fees INR 18640 = ~INR 17715 total. Air India: base ~INR 34018 + fees INR 52 = ~INR 34070 total.

Air India Express's INR 18640 ancillary fees narrow the gap with Air India's lower-fee model — the INR 34943 base difference shrinks to INR 16355 after fees. Always compare total cost, not just the advertised base fare.

Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.

Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.

Run your search to see itemized fees for your itinerary

Which airline is cheapest from Kolkata to Siliguri?

4 airlines flew Kolkata to Siliguri in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.

Even on the cheapest airline (IndiGo), fares ranged INR 14920–18341 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →

Airline	Offers	Typical range (INR)	Median (INR)	Fees (INR)
IndiGo	3	14920–18341	16440	n/a
Air India Express	52	14112–41671	17715	18640 (105%)
IndiGo	73	15874–45442	19766	8718 (44%)
Air India	156	16846–53372	34070	52 (0%)

Where do the best Kolkata → Siliguri prices come from?

We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.

We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.

Key facts: Kolkata to Siliguri flights

Full-service carriers on Kolkata–Siliguri cost 1.5x more than budget airlines (INR 23850 vs INR 16440 median; overall median INR 29969).
IX charges 357.1x more in ancillary fees than AI — INR 18640 vs INR 52 avg per booking.
The same route priced INR 22074 apart depending on where it was booked — the lowest median was INR 13969. We search every airline and the major booking sites at once so you always see that lowest price.

Frequently asked questions

How much does a flight from Kolkata to Siliguri cost?: Based on 284 offers analyzed, Kolkata to Siliguri flights range from INR 13358 to INR 57609, with a median price of INR 29969. Search for your specific dates →
What hidden fees should I expect on Kolkata to Siliguri flights?: On average, ancillary fees (bags, seat selection) add INR 5743 to the base fare on Kolkata to Siliguri flights. See itemized fees for your itinerary →
Which airline is cheapest on Kolkata to Siliguri including all fees?: IndiGo has the lowest median fare on Kolkata to Siliguri at INR 16440 (median across 3 offers in our snapshot). Check which airline wins on your dates →
Which booking site has the cheapest Kolkata–Siliguri flights?: It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was INR 13969. Run a live search and we'll find the cheapest for you →
Why do prices vary so much on Kolkata to Siliguri routes?: Kolkata to Siliguri has 4 airlines competing, creating a price range from INR 13358 to INR 57609 across 284 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →

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