Cheap Flights from Siem Reap–Angkor to Kolkata

Compare Siem Reap–Angkor to Kolkata flight deals

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Flight deals from Siem Reap–Angkor to Kolkata

Looking for a cheap last-minute deal or the best return flight from Siem Reap–Angkor Airport to Kolkata Airport? If you want to travel next month, return fares start from R 6,890. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Siem Reap–Angkor to Kolkata

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Siem Reap–Angkor to Kolkata flights are currently cheapest in November.

Direct flights from Siem Reap–Angkor to Kolkata

Siem Reap–Angkor to Kolkata: Alternative routes

Compare routes from Siem Reap–Angkor to Kolkata below. You may find an airport to fly into that's cheaper, faster, or easier than Kolkata.

Siem Reap to Kolkata: Flight information

The things to know before you go.
Cheapest flight foundR 3,342
Cheapest month to flyNovember
Average flight time3 hrs, 4 mins
Most popular airlineIndiGo
Average flights per week3

Finding cheap flights from Siem Reap–Angkor to Kolkata: Frequently asked questions

The best price we found for a return flight from Siem Reap–Angkor to Kolkata is R 6,174. 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.
3 hours and 4 minutes is the average flight time from Siem Reap–Angkor to Kolkata.
IndiGo flies direct from Siem Reap–Angkor to Kolkata.
As of July 2026, there are 3 flights per week flying from Siem Reap–Angkor to Kolkata.
The cheapest month to fly from Siem Reap–Angkor to Kolkata is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Siem Reap–Angkor Airport to Kolkata Airport on Thursday, 18 March 2027.
Yes – the average flight time is 3 hours and 4 minutes.
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 Kolkata 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 Kolkata is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, IndiGo offers the cheapest flight tickets to Kolkata.

Travelling from Siem Reap–Angkor Airport (SAI) to Kolkata Airport (CCU): what you need to know

  • The average duration of a direct flight from Siem Reap–Angkor Airport to Kolkata Airport is 3 hours.

  • The timezone in Kolkata is UTC+5:30, which is one hour 30 minutes behind Siem Reap.

  • You can choose from three weekly Siem Reap–Angkor Airport to Kolkata Airport flights.

  • To ensure you catch your SAI to CCU flight, leave plenty of time to check in and find your gate. Turning up two hours before international departures and one hour before domestic flights is the standard rule.

  • You'll likely experience bigger queues in popular months like December. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a good idea.

  • IndiGo is your gateway to exploring Kolkata (and maybe even some other great parts of India!). Browse the direct flights from Siem Reap–Angkor Airport to Kolkata Airport offered by this popular carrier.

  • The airline with the highest number of bookings on this route is IndiGo.

  • The carrier with the top on-time arrival rate for SAI to CCU flights is IndiGo.

  • Consider adding a stopover when booking your ticket from Siem Reap–Angkor Airport to Kolkata Airport. Simply uncheck 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Check out these options between SAI and CCU:

    • Bangkok Suvarnabhumi Airport

    • Ho Chi Minh City Airport

    • Hanoi Airport

How to find the cheapest flights from Siem Reap–Angkor Airport (SAI) to Kolkata Airport (CCU)

  • R 3,342 is currently the best price for a one-way Siem Reap–Angkor Airport to Kolkata Airport flight. Return flights start from R 6,174. These fares can change based on demand.

  • To get your hands on cheap tickets from SAI to CCU, book ahead. Airlines usually offer the most competitive fares when flights are first released.

  • Finding cheap flights from Siem Reap–Angkor Airport to Kolkata Airport is easier if you're flexible with your travel dates. Use the 'Whole month' search tool to see the lowest prices across the month and bag a great deal.

  • You won't have to check back in every day to find out if fares have dropped when you create a Price Alert. We'll let you know the moment there's a change in price on cheap flights from SAI to CCU.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Siem Reap–Angkor Airport to Kolkata Airport.

Handy information about Siem Reap–Angkor Airport (SAI)

  • When it comes to the on-time performance of Siem Reap–Angkor Airport, data shows 76% of flights stick to their scheduled arrival time.

  • Siem Reap–Angkor Airport is around 8 kilometres from central Siem Reap. If you're driving, catching a taxi or ride-sharing from the centre, it'll take you 15 minutes or so to get there, depending on the traffic.

  • You can expect a trip time of roughly 25 minutes on public transport.

Arriving at Kolkata Airport (CCU)

Getting from Kolkata Airport (CCU) to central Kolkata

  • From Kolkata Airport, Kolkata is approximately 18 kilometres away. It takes around 35 minutes to get to the centre driving.

  • It'll take around 50 minutes if you're using public transport.

When to fly to Kolkata Airport (CCU)

  • The quietest month for a flight from Siem Reap–Angkor Airport to Kolkata Airport is June, while January is the busiest. Choose the ideal time to go to Kolkata based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • The warmest month in Kolkata is April, with temperatures ranging between 24ºC (75ºF) and 42ºC (108ºF). Book your flights from Siem Reap–Angkor Airport to Kolkata Airport in this month if you enjoy this type of weather.

  • Search for cheap tickets from SAI to CCU in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 15ºC (59ºF) and 28ºC (82ºF) on average.

Explore more of India

  • Kolkata is easy to fall in love with, but there are so many other parts of India just waiting to be explored. About 467 kilometres north-west of Kolkata, a trip to Patna will keep you on the go. Start with attractions like Gurudwara, Buddha Smriti Park and Buddha Statue.

  • If you're eager to discover another major destination in India, head for Ranchi, about 322 kilometres west of Kolkata. Jagannath Temple, Panchghagh Falls and Sun Temple are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.