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Cheap flights from New Delhi to Siem Reap from ₹ 18,489

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — SAI
1 May — 8 May1
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 1 April 2026.

Tue 10/1100:05
DEL
-
SAI
1 stop16h 30m
VietJet Air
Wed 18/1119:05
SAI
-
DEL
1 stop29h 15m
VietJet Air
Deal found 31/3₹ 37,729
Thu 27/820:55
DEL
-
SAI
1 stop12h 45m
Multiple Airlines
Wed 2/919:05
SAI
-
DEL
1 stop29h 20m
Multiple Airlines
Deal found 31/3₹ 38,292
Wed 2/1207:00
DEL
-
SAI
1 stop21h 50m
IndiGo
Sat 5/1207:20
SAI
-
DEL
1 stop27h 25m
IndiGo
Deal found 28/3₹ 40,451
Thu 7/502:45
DEL
-
SAI
1 stop26h 05m
Multiple Airlines
Wed 13/510:00
SAI
-
DEL
1 stop13h 35m
Multiple Airlines
Deal found 29/3₹ 40,733
Sun 26/423:20
DEL
-
SAI
1 stop14h 00m
Multiple Airlines
Sun 3/511:55
SAI
-
DEL
1 stop9h 15m
Multiple Airlines
Deal found 27/3₹ 42,797
Fri 22/517:10
DEL
-
SAI
1 stop16h 30m
Multiple Airlines
Sun 24/511:55
SAI
-
DEL
1 stop9h 15m
Multiple Airlines
Deal found 29/3₹ 44,017
Tue 5/520:55
DEL
-
SAI
1 stop12h 45m
Multiple Airlines
Sun 10/510:00
SAI
-
DEL
1 stop13h 35m
Multiple Airlines
Deal found 28/3₹ 44,205
Tue 25/800:05
DEL
-
SAI
1 stop16h 30m
VietJet Air
Fri 4/919:05
SAI
-
DEL
1 stop29h 20m
VietJet Air
Deal found 31/3₹ 44,674
Tue 25/800:05
DEL
-
SAI
1 stop16h 30m
VietJet Air
Wed 2/919:05
SAI
-
DEL
1 stop29h 20m
VietJet Air
Deal found 31/3₹ 45,238

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 1 April 2026.

Round-trip from

₹ 38,292

One-way from

₹ 18,489

Popular in

January

Cheapest in

October

Average price

₹ 33,600
VietJet Air
  • VietJet Air
  • 27/8-2/9
  • 2 total stops
  • 42h 05m total
  • New Delhi to Siem Reap
Search Deals
VietJet Air
  • VietJet Air
  • 25/7
  • 1 total stop
  • 16h 30m total
  • New Delhi to Siem Reap
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (₹ 527,683 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₹ 131,265 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 1 April 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

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Sun 26/4

23:20-14:50

1 stop14h 00m

Siem Reap–Angkor Intl

Sun 3/5

11:55-19:40

1 stop9h 15m

₹ 42,797

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Fri 22/5

17:10-11:10

1 stop16h 30m

Siem Reap–Angkor Intl

Sun 24/5

11:55-08:50

2 stops22h 25m

₹ 46,552

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Fri 25/9

10:30-09:40

2 stops21h 40m

Siem Reap–Angkor Intl

Tue 29/9

10:30-20:05

1 stop11h 05m

₹ 51,526

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Mon 13/4

23:20-14:50

1 stop14h 00m

Siem Reap–Angkor Intl

Fri 17/4

11:55-19:40

1 stop9h 15m

₹ 53,027

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Mon 24/8

00:05-18:05

2 stops40h 30m

Siem Reap–Angkor Intl

Fri 4/9

19:05-22:55

1 stop29h 20m

₹ 62,601
Fastest return journey

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Tue 25/8

21:55-09:40

1 stop10h 15m

Siem Reap–Angkor Intl

Thu 3/9

10:30-20:05

1 stop11h 05m

₹ 63,258

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Tue 5/5

10:30-09:40

2 stops21h 40m

Siem Reap–Angkor Intl

Sun 10/5

16:00-20:05

1 stop29h 35m

₹ 64,102

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Tue 25/8

21:55-09:40

1 stop10h 15m

Siem Reap–Angkor Intl

Sun 30/8

10:30-18:00

2 stops33h 00m

₹ 64,947

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Mon 13/4

10:00-09:40

2 stops46h 10m

Siem Reap–Angkor Intl

Fri 17/4

16:00-12:00

1 stop21h 30m

₹ 66,824
Cheapest one-way
Fastest single journey

New DelhiSiem Reap

DEL - SAI

DELSAI

New Delhi Indira Gandhi Intl

Tue 14/4

20:55-11:10

1 stop12h 45m

₹ 21,680

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 13 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

How much does it cost for a return flight from New Delhi to Region of Siem Reap?

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siem Reap. Reviews last updated 1 April 2026.
Read reviews from past customers who have flown with Vietnam Airlines from New Delhi to Siem Reap. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
252 reviews
Check prices

Entertainment

6.3

Boarding

7.7

Crew

8.2

Overall

7.7

Comfort

7.7

Food

6.9

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Vietnam Airlines
7.7
Good
252 reviews
Vietnam Airlines
7.7
Good
252 reviews
Check prices

Entertainment

6.3

Boarding

7.7

Crew

8.2

Overall

7.7

Comfort

7.7

Food

6.9

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

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 21h 40m. Singapore Airlines provides one of the quickest options available for as low as ₹ 51,526. 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

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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 Phnom Penh flights
New Delhi to Krong Preah Sihanouk flights

Top airline flying from New Delhi to Siem Reap

Discover the top airline that operate flights from New Delhi to Siem Reap. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 1 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Vietnam AirlinesCheapest₹ 17,113Average₹ 32,525FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

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

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

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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.

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