Kolkata to Siem Reap CCU → SAI
Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI)
The cheapest return found recently is $272 with IndiGo, 29 Oct – 12 Nov, found yesterday.
Return
The cheapest return fare on each of 11 departure dates is usually $341 to $470.
Cheapest return found recently
$272
29 Oct – 12 Nov · IndiGo
Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI)
Leaves 3:35 a.m. · Return leaves 9:00 a.m. · 6 h 10 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Cheapest nonstop return
$272
29 Oct – 12 Nov · IndiGo
Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI)
Leaves 3:35 a.m. · Return leaves 9:00 a.m. · 6 h 10 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$272 29 Oct – 12 Novfound yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 22 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $228 to $434.
22 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 11 departure dates from 20 Oct to 28 Jan 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold 14-night return fares on 3 other departure dates within 3 days of 29 Oct, and none is cheaper.
Every date we hold
15 fares on 11 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 20 Oct – 3 Nov | $557 | IndiGo | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 21 Oct – 4 Nov | $490 | Thai AirAsia | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 22 Oct – 5 Nov | $374 | IndiGo | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 23 Oct – 6 Nov | $540 | Thai AirAsia | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 24 Oct – 7 Nov | $307 | IndiGo | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 25 Oct – 8 Nov | $438 | China Eastern | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 26 Oct – 9 Nov | $277 | IndiGo | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out nonstop, back nonstop | found today | See prices for these dates |
| 27 Oct – 10 Nov | $448 | AirAsia | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 28 Oct – 11 Nov | $418 | Thai AirAsia | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 29 Oct – 12 Nov | $272 | IndiGo | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 28 Jan 2027 – 26 Feb 2027 | $450 | Thai Vietjet Air | Netaji Subhas Chandra Bose Airport (CCU) → Siem Reap International Airport (SAI) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
October 2026 is the cheapest month — from $272.
Airlines on the cheapest dates: IndiGo, Thai AirAsia, China Eastern, AirAsia, Thai Vietjet Air.
Premium cabin fares from Kolkata to Siem Reap
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 29 Oct – 12 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Kolkata to Siem Reap?
Return
Fares 14 to 29 days before departure were typically 9% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (22 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $263 | $228 | +10% | 12 |
| 7–13 days | $273 | $228 | +14% | 11 |
| 14–29 days | $240 | $235 | Cheapest seen | 10 |
Live price for these dates
The cheapest return found recently is for 29 Oct – 12 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work