How long is the flight from New Delhi to Siem Reap?

Airlines like Vietnam Airlines fly from New Delhi to Siem Reap in about 18h 40m. The time it takes to get you to your destination can typically vary by up to . New Delhi and Siem Reap are separated by a distance of 3269 km.

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

What is the cheapest time of day to fly from DEL to SAI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New Delhi to Siem Reap as you normally would.

Can I find deals for flights from New Delhi to Siem Reap that include hotel bookings?

Yes. In addition to deals on New Delhi to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from New Delhi to Siem Reap?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Delhi to Siem Reap.

Can I find deals for business class flights from New Delhi to Siem Reap?

Yes. Cheapflights offers flight deals from New Delhi to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

₹ 16,498+ Cheap Flights from New Delhi to Siem Reap, Cambodia

Cheap flight deals from New Delhi to Siem Reap

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from New Delhi to Siem Reap
Explore the most affordable flight options available from New Delhi to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 October 2026.

Wed 2/1223:30 -

1 stop18h 40m

Wed 9/1218:40 -

1 stop28h 55m

Deal found 29/9₹ 38,751

Mon 12/1023:35 -

1 stop16h 05m

Sat 17/1017:20 -

2 stops30h 15m

Deal found 1/10₹ 41,341

Sun 1/1120:55 -

1 stop12h 35m

Sun 8/1111:45 -

1 stop9h 35m

Deal found 27/9₹ 41,437

Sun 1/1123:30 -

2 stops15h 10m

Sun 8/1117:55 -

1 stop29h 35m

Deal found 27/9₹ 42,588

Sat 10/1020:55 -

1 stop12h 45m

Mon 19/1007:20 -

1 stop8h 35m

Deal found 1/10₹ 44,794

Sat 10/1020:55 -

1 stop17h 45m

Fri 16/1016:55 -

1 stop28h 15m

Deal found 1/10₹ 47,576

Tue 13/1020:55 -

1 stop12h 45m

Sat 17/1015:35 -

1 stop11h 40m

Deal found 1/10₹ 52,180

Find flight deals from New Delhi to Siem Reap

Round-trip from	₹ 35,969
One-way from	₹ 16,498
Popular in	June
Cheapest in	November
Average price	₹ 36,641

Vietnam Airlines
15/1-17/1
2 total stops
48h 15m total
New Delhi to Siem Reap

Search Deals

IndiGo
11/10-31/12
1 total stop
23h 50m total
New Delhi to Siem Reap

Search Deals

Highest demand for flights based on searches. 43% potential increase in price (₹ 3,919,220 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 37% potential price decrease (₹ 1,416,912 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Sun 22/11

06:15-08:00

1 stop24h 15m

Siem Reap–Angkor Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 19,855

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Wed 16/12

12:15-08:00

1 stop18h 15m

Siem Reap–Angkor Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 21,198

Fastest return journey

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Sat 21/11

20:55-11:00

1 stop12h 35m

Siem Reap–Angkor Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 24,459

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Sun 11/10

21:25-14:50

3 stops39h 55m

Siem Reap–Angkor Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 26,569

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Mon 16/11

15:20-18:30

1 stop25h 40m

Siem Reap–Angkor Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 26,761

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Thu 22/10

20:30-18:05

2 stops20h 05m

Siem Reap–Angkor Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 28,967

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Fri 15/1

23:30-19:40

1 stop18h 40m

Siem Reap–Angkor Intl

Sun 17/1

17:55-22:00

1 stop29h 35m

₹ 35,969

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Wed 2/12

23:30-19:40

1 stop18h 40m

Siem Reap–Angkor Intl

Wed 9/12

18:40-22:05

1 stop28h 55m

₹ 38,751

New DelhiSiem Reap

DEL New Delhi Indira Gandhi Intl - SAI Siem Reap–Angkor Intl

DELSAI

New Delhi Indira Gandhi Intl

Sun 1/11

23:30-16:10

2 stops15h 10m

Siem Reap–Angkor Intl

Sun 8/11

17:55-22:00

1 stop29h 35m

₹ 42,588

Flights are sorted by cheapest return flights first.

Deals found on 29/9

Sorted by cheapest first

Best time to book a flight from New Delhi to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from New Delhi with our price prediction graph.

DEL-SAI

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Delhi to Siem Reap

What’s the top stopover airport for flights from New Delhi to Siem Reap?

Hanoi (HAN) – chosen by Cheapflights users on 57% of one-stop itineraries from New Delhi to Siem Reap on Cheapflights.

What’s the cheapest stopover airport for flights from New Delhi to Siem Reap?

Hanoi (HAN) is the most affordable one-stop option, with an average return flight price of ₹ 35,412.

What’s the fastest stopover option from New Delhi to Siem Reap?

Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 10h 15m.

Which airport typically offers the quickest stopover for flights from New Delhi to Siem Reap?

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 2h 33m.

Related info for your journey

How long is the flight from New Delhi to Siem Reap?
Airlines like Vietnam Airlines fly from New Delhi to Siem Reap in about 18h 40m. The time it takes to get you to your destination can typically vary by up to . New Delhi and Siem Reap are separated by a distance of 3269 km.
Can I find deals for flights from New Delhi to Siem Reap that include hotel bookings?
Yes. In addition to deals on New Delhi to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from New Delhi to Siem Reap?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Delhi to Siem Reap.
Can I find deals for business class flights from New Delhi to Siem Reap?
Yes. Cheapflights offers flight deals from New Delhi to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Complete your trip

Flights by cabin class

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Complete your trip

Siem Reap car hire

Siem Reap–Angkor Intl Airport car hire

Old French Quarter car hire

Wat Bo Area car hire

Taphul Village Area car hire

Wat Polanka Area car hire

Wat Damnak Area car hire

Night Market Area car hire

Phsar Leu Area car hire

Royal Gardens Area car hire

Old Market Area car hire

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How does Cheapflights help users find flights from New Delhi to Siem Reap?

Cheapflights helps you search for flights from New Delhi to Siem Reap via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from New Delhi to Siem Reap?

Cheapflights simply makes it quick and affordable to book flights from New Delhi to Siem Reap by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from New Delhi to Siem Reap with no change fees?

Yes! Cheapflights helps users easily find flights from New Delhi to Siem Reap with no change fees.

Can Cheapflights notify me if prices for flights from New Delhi to Siem Reap become cheaper?

Yes, Cheapflights offers price alerts on New Delhi to Siem Reap flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from New Delhi to Siem Reap, Cambodia from ₹ 16,498

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from New Delhi to Siem Reap

Cheapest flights from New Delhi to Siem ReapExplore the most affordable flight options available from New Delhi to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 October 2026.

Explore the most affordable flight options available from New Delhi to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 October 2026.

Best flights from New Delhi to Siem ReapDiscover carefully curated flight deals from New Delhi to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 October 2026.

Discover carefully curated flight deals from New Delhi to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 October 2026.

Last-minute flights from New Delhi to Siem ReapDiscover last-minute flight deals from New Delhi to Siem Reap. Data last updated 1 October 2026 and is based on user searches.

Discover last-minute flight deals from New Delhi to Siem Reap. Data last updated 1 October 2026 and is based on user searches.

One-way flights from New Delhi to Siem ReapSearch for one-way flight options from New Delhi to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 1 October 2026.

Search for one-way flight options from New Delhi to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 1 October 2026.

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Best time to book a flight from New Delhi to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from New Delhi with our price prediction graph.

Cheapflights Insights

What’s the top stopover airport for flights from New Delhi to Siem Reap?

Hanoi (HAN) – chosen by Cheapflights users on 57% of one-stop itineraries from New Delhi to Siem Reap on Cheapflights.

What’s the cheapest stopover airport for flights from New Delhi to Siem Reap?

Hanoi (HAN) is the most affordable one-stop option, with an average return flight price of ₹ 35,412.

What’s the fastest stopover option from New Delhi to Siem Reap?

Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 10h 15m.

Which airport typically offers the quickest stopover for flights from New Delhi to Siem Reap?

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 2h 33m.

Related info for your journey

How long is the flight from New Delhi to Siem Reap?

Can I find deals for flights from New Delhi to Siem Reap that include hotel bookings?

How can I find direct flights from New Delhi to Siem Reap?

Can I find deals for business class flights from New Delhi to Siem Reap?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Siem Reap by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from New Delhi to Siem Reap by cabin class

Find flights from New Delhi to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

New Delhi and Siem Reap flights

Browse other New Delhi and Siem Reap flight options. Last updated on 1 October 2026.

Other flights from New Delhi

Browse through other flights departing from New Delhi. Flights are based on user searches made on Cheapflights and were last updated on 1 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

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How does Cheapflights help users find flights from New Delhi to Siem Reap?

Why should you use Cheapflights to find cheap flight tickets from New Delhi to Siem Reap?

Can Cheapflights find flights from New Delhi to Siem Reap with no change fees?

Can Cheapflights notify me if prices for flights from New Delhi to Siem Reap become cheaper?

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Cheapest flights from New Delhi to Siem Reap
Explore the most affordable flight options available from New Delhi to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 October 2026.

Best flights from New Delhi to Siem Reap
Discover carefully curated flight deals from New Delhi to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 October 2026.

Last-minute flights from New Delhi to Siem Reap
Discover last-minute flight deals from New Delhi to Siem Reap. Data last updated 1 October 2026 and is based on user searches.

One-way flights from New Delhi to Siem Reap
Search for one-way flight options from New Delhi to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 1 October 2026.