What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Siem Reap to Hanoi flights?

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 26% of flights being delayed.

What is the most punctual flight time for Siem Reap to Hanoi flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

How often are flights from Siem Reap to Hanoi delayed?

About 26% of weekly flights between Siem Reap and Hanoi have experienced delays in the past year, with the average delay time being 104 minutes.

How popular is this Siem Reap to Hanoi flight route?

The Siem Reap–Angkor Intl to Hanoi Noibai flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from Siem Reap to Hanoi?

A quick flight from Siem Reap to Hanoi can take about 3h 25m. Vietnam Airlines provides one of the quickest options available for as low as ₹ 23,009. Airlines will cover a distance of 888 km.

Weekly flight availability from Siem Reap to Hanoi

The most flights from SAI to HAN are scheduled on a Wednesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in Hanoi ranges from 14.0 - 296.0 inches per month. August is typically the wettest month, when rainfall can reach 296.0 mm. December is typically the driest time to visit Hanoi when rainfall is around 14.0 mm.

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June 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 January, when temperatures are typically at their lowest (around 17.0 C).

What are the most reliable airlines from Siem Reap to Hanoi?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Siem Reap to Hanoi on time: VietJet Air (54%), Air France (46%), Vietnam Airlines (46%).

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

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

How can I find direct flights from Siem Reap to Hanoi?

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

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

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

₹ 8,020+ Cheap Flights from Siem Reap, Cambodia to Hanoi

Cheap flight deals from Siem Reap to Hanoi

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Siem Reap to Hanoi
Explore the most affordable flight options available from Siem Reap to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Wed 7/1017:20 -

1 stop3h 15m

Tue 13/1015:30 -

Nonstop1h 40m

Deal found 11/9₹ 22,150

Sat 10/1017:20 -

1 stop3h 15m

Thu 15/1013:10 -

1 stop3h 15m

Deal found 11/9₹ 23,009

Wed 7/1017:20 -

1 stop3h 15m

Sun 18/1015:30 -

Nonstop1h 40m

Deal found 11/9₹ 23,582

Mon 12/1017:20 -

1 stop3h 15m

Sat 17/1013:10 -

1 stop3h 15m

Deal found 11/9₹ 24,441

Mon 12/1017:20 -

1 stop3h 15m

Sun 18/1015:30 -

Nonstop1h 40m

Deal found 11/9₹ 25,014

Fri 25/919:10 -

2 stops14h 45m

Sun 27/915:30 -

Nonstop1h 40m

Deal found 14/9₹ 25,873

Thu 8/1018:05 -

Nonstop1h 45m

Tue 13/1006:50 -

2 stops11h 30m

Deal found 11/9₹ 26,828

Thu 1/1018:05 -

Nonstop1h 45m

Sun 4/1009:55 -

2 stops8h 25m

Deal found 10/9₹ 26,924

Wed 7/1017:20 -

1 stop3h 15m

Mon 12/1013:10 -

1 stop3h 15m

Deal found 11/9₹ 27,210

Tue 6/1019:10 -

2 stops16h 20m

Wed 14/1015:30 -

Nonstop1h 40m

Deal found 11/9₹ 27,305

Find flight deals from Siem Reap to Hanoi

Round-trip from	₹ 22,150
One-way from	₹ 8,020
Popular in	June
Cheapest in	September
Average price	₹ 13,080

Vietnam Airlines
9/10-12/10
1 total stop
4h 55m total
Siem Reap to Hanoi

Search Deals

VietJet Air
27/11-31/12
Nonstop
1h 45m total
Siem Reap to Hanoi

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (₹ 120,696 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (₹ 33,112 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Mon 7/12

19:05-20:50

Nonstop1h 45m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 11,934

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Sat 10/10

17:20-20:35

1 stop3h 15m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 13,080

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Sat 24/10

17:20-20:35

1 stop3h 15m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 13,080

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Wed 6/1

17:05-20:30

1 stop3h 25m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 13,557

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Sun 25/10

21:30-08:40

1 stop11h 10m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 17,567

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Wed 18/11

21:30-08:40

1 stop11h 10m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 18,808

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Wed 11/11

21:30-08:40

1 stop11h 10m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 18,808

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Fri 6/11

21:30-08:40

1 stop11h 10m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 19,381

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Fri 27/11

21:30-09:10

1 stop11h 40m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 19,477

Siem ReapHanoi

SAI Siem Reap–Angkor Intl - HAN Hanoi Noibai

SAIHAN

Siem Reap–Angkor Intl

Fri 22/1

21:30-08:10

1 stop10h 40m

Hanoi Noibai

Wed 31/12

00:00-23:00

Nonstop0h 00m

₹ 21,004

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Siem Reap to Hanoi

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

SAI-HAN

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 Siem Reap to Hanoi

Prices

Airlines

Delays

How far ahead should I book a flight from Siem Reap to Hanoi?

To ensure you get the cheapest price possible for a flight from Siem Reap to Hanoi, you should look to book at least 27 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Siem Reap to Hanoi?

Currently, September is the cheapest month in which you can book a flight from Siem Reap to Hanoi (average of ₹ 13,080). Flying from Siem Reap to Hanoi in June is currently the most expensive (average of ₹ 21,195). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

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

How much does it cost for a return flight from Siem Reap to Hanoi?

Airfare is above average for this route at the moment.

Siem Reap to Hanoi flights typically cost between ₹ 12,889 and ₹ 14,703 in October.
The cheapest return price found within the last 5 days was ₹ 22,150 on Vietnam Airlines (7 Oct–13 Oct).

Related info for your journey

How popular is this Siem Reap to Hanoi flight route?
The Siem Reap–Angkor Intl to Hanoi Noibai flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Siem Reap to Hanoi?
A quick flight from Siem Reap to Hanoi can take about 3h 25m. Vietnam Airlines provides one of the quickest options available for as low as ₹ 23,009. Airlines will cover a distance of 888 km.
What are the most reliable airlines from Siem Reap to Hanoi?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Siem Reap to Hanoi on time: VietJet Air (54%), Air France (46%), Vietnam Airlines (46%).
Can I find deals for flights from Siem Reap to Hanoi that include hotel bookings?
Yes. In addition to deals on Siem Reap to Hanoi flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Siem Reap to Hanoi?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Siem Reap to Hanoi.
Can I find deals for business class flights from Siem Reap to Hanoi?
Yes. Cheapflights offers flight deals from Siem Reap to Hanoi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Siem Reap to Hanoi?
Currently, September is the cheapest month in which you can book a flight from Siem Reap to Hanoi (average of ₹ 13,080). Flying from Siem Reap to Hanoi in June is currently the most expensive (average of ₹ 21,195). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Cheapflights makes it easy to find Siem Reap to Hanoi flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Hanoi from Siem Reap.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Siem Reap to Hanoi, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Siem Reap to Hanoi flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Siem Reap, Cambodia to Hanoi from ₹ 8,020

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Siem Reap to Hanoi

Cheapest flights from Siem Reap to HanoiExplore the most affordable flight options available from Siem Reap to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Explore the most affordable flight options available from Siem Reap to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Best flights from Siem Reap to HanoiDiscover carefully curated flight deals from Siem Reap to Hanoi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Discover carefully curated flight deals from Siem Reap to Hanoi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Direct flights from Siem Reap to HanoiExplore direct flight options from Siem Reap to Hanoi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 September 2026.

Explore direct flight options from Siem Reap to Hanoi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 September 2026.

Last-minute flights from Siem Reap to HanoiDiscover last-minute flight deals from Siem Reap to Hanoi. Data last updated 14 September 2026 and is based on user searches.

Discover last-minute flight deals from Siem Reap to Hanoi. Data last updated 14 September 2026 and is based on user searches.

One-way flights from Siem Reap to HanoiSearch for one-way flight options from Siem Reap to Hanoi. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

Search for one-way flight options from Siem Reap to Hanoi. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

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Best time to book a flight from Siem Reap to Hanoi

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Cheapflights Insights

How far ahead should I book a flight from Siem Reap to Hanoi?

To ensure you get the cheapest price possible for a flight from Siem Reap to Hanoi, you should look to book at least 27 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Siem Reap to Hanoi?

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

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

How much does it cost for a return flight from Siem Reap to Hanoi?

Airfare is above average for this route at the moment.

Siem Reap to Hanoi flights typically cost between ₹ 12,889 and ₹ 14,703 in October.The cheapest return price found within the last 5 days was ₹ 22,150 on Vietnam Airlines (7 Oct–13 Oct).

Weekly flight availability from Siem Reap to Hanoi

The most flights from SAI to HAN are scheduled on a Wednesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Siem Reap to Hanoi delayed?

About 26% of weekly flights between Siem Reap and Hanoi have experienced delays in the past year, with the average delay time being 104 minutes.

What is the most punctual flight time for Siem Reap to Hanoi flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Siem Reap to Hanoi flights?

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 26% of flights being delayed.

Related info for your journey

How popular is this Siem Reap to Hanoi flight route?

How long is the flight from Siem Reap to Hanoi?

What are the most reliable airlines from Siem Reap to Hanoi?

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

How can I find direct flights from Siem Reap to Hanoi?

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

What is the cheapest month to book a flight from Siem Reap to Hanoi?

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Cheapest flights from Siem Reap to Hanoi
Explore the most affordable flight options available from Siem Reap to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Best flights from Siem Reap to Hanoi
Discover carefully curated flight deals from Siem Reap to Hanoi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Direct flights from Siem Reap to Hanoi
Explore direct flight options from Siem Reap to Hanoi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 September 2026.

Last-minute flights from Siem Reap to Hanoi
Discover last-minute flight deals from Siem Reap to Hanoi. Data last updated 14 September 2026 and is based on user searches.

One-way flights from Siem Reap to Hanoi
Search for one-way flight options from Siem Reap to Hanoi. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

Siem Reap to Hanoi flights typically cost between ₹ 12,889 and ₹ 14,703 in October.
The cheapest return price found within the last 5 days was ₹ 22,150 on Vietnam Airlines (7 Oct–13 Oct).