Find flights
When to book
FAQs

Cheap flights from New Delhi to Siem Reap from ₹ 17,770

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — SAI
15 Sep — 22 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from New Delhi to Siem Reap

Enter your travel dates to find the best prices.

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 16 August 2026.

Mon 2/1123:30 -
1 stop15h 55m
Fri 6/1121:30 -
1 stop26h 05m
Deal found 16/8₹ 36,209
Sat 31/1023:35 -
1 stop19h 25m
Tue 3/1117:55 -
1 stop29h 35m
Deal found 14/8₹ 36,305
Wed 21/1023:35 -
1 stop16h 05m
Sun 25/1017:55 -
1 stop29h 35m
Deal found 14/8₹ 36,591
Sun 15/1123:30 -
2 stops15h 10m
Fri 20/1118:40 -
1 stop28h 55m
Deal found 16/8₹ 37,451
Sat 10/1000:05 -
1 stop16h 30m
Mon 19/1019:05 -
1 stop29h 20m
Deal found 12/8₹ 37,929
Wed 2/1223:30 -
1 stop18h 40m
Sat 5/1220:30 -
1 stop27h 00m
Deal found 13/8₹ 39,075
Sun 11/1023:35 -
2 stops15h 20m
Mon 19/1016:55 -
1 stop28h 15m
Deal found 12/8₹ 46,241

Find flight deals from New Delhi to Siem Reap

Keep the following information in mind while searching for New Delhi to Siem Reap flight deals. Data was last updated 16 August 2026.

Round-trip from

₹ 34,489

One-way from

₹ 17,770

Popular in

June

Cheapest in

October

Average price

₹ 35,923
Vietnam Airlines
  • Vietnam Airlines
  • 6/2-8/2
  • 2 total stops
  • 42h 40m total
  • New Delhi to Siem Reap
Search Deals
Cambodia Angkor Air
  • Cambodia Angkor Air
  • 15/9
  • 1 total stop
  • 16h 50m total
  • New Delhi to Siem Reap
Search Deals
Highest demand for flights based on searches. 41% potential increase in price (₹ 3,678,404 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 36% potential price decrease (₹ 1,392,596 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from New Delhi to Siem Reap that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 16 August 2026.
Use the filters below to find and compare flights from New Delhi to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Sat 6/2

23:35-17:40

1 stop16h 35m

Siem Reap–Angkor Intl

Mon 8/2

21:30-22:05

1 stop26h 05m

₹ 34,489

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Wed 21/10

23:35-17:10

1 stop16h 05m

Siem Reap–Angkor Intl

Sun 25/10

17:55-22:00

1 stop29h 35m

₹ 36,591

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Sun 15/11

23:30-16:55

1 stop15h 55m

Siem Reap–Angkor Intl

Fri 20/11

18:40-22:05

1 stop28h 55m

₹ 36,591

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

Sat 5/12

20:30-22:00

1 stop27h 00m

₹ 39,075

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Sun 11/10

23:35-16:25

2 stops15h 20m

Siem Reap–Angkor Intl

Mon 19/10

16:55-19:40

1 stop28h 15m

₹ 46,241

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Wed 16/9

23:35-17:10

1 stop16h 05m

Siem Reap–Angkor Intl

Wed 23/9

19:05-22:55

1 stop29h 20m

₹ 46,336

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Wed 16/9

23:35-18:20

2 stops17h 15m

Siem Reap–Angkor Intl

Wed 23/9

19:10-22:05

1 stop28h 25m

₹ 47,101

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Wed 18/11

23:30-16:10

2 stops15h 10m

Siem Reap–Angkor Intl

Fri 20/11

18:40-22:00

2 stops52h 50m

₹ 49,011
Cheapest one-way

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Sat 19/9

23:30-17:50

1 stop16h 50m

₹ 18,152

New DelhiSiem Reap

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

DELSAI

New Delhi Indira Gandhi Intl

Sat 12/9

23:30-17:50

1 stop16h 50m

₹ 18,534

Flights are sorted by cheapest return flights first.

Deals found on 12/8

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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.
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

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from New Delhi to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from New Delhi to Siem Reap?

    Located just 12.5 km from the city centre, New Delhi Indira Gandhi Intl (DEL) is the airport most travellers will use when flying to Siem Reap from New Delhi.

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

    A quick flight from New Delhi to Region of Siem Reap can take about 16h 35m. Vietnam Airlines provides one of the quickest options available for as low as ₹ 34,489. Airlines will cover 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

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

Alternative routes for New Delhi to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.
New Delhi to Siem Reap flights
New Delhi to Krong Preah Sihanouk flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from New Delhi to Siem Reap. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from New Delhi to Siem Reap.

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

Need flexible booking options for your flight to Siem Reap from New Delhi? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from New Delhi to Siem Reap and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.