Question 1

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

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Question 2

What is the cheapest airline that flies from Siem Reap–Angkor Intl to Hanoi Noibai?

Accepted Answer

VietJet Air is the most popular carrier operating from Siem Reap–Angkor Intl to Hanoi Noibai

Question 3

How far in advance should I book a flight to Hanoi?

Accepted Answer

You are more likely to see cheaper flights to Hanoi from Siem Reap when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around C$ 225 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Siem Reap for as low as C$ 208 on momondo.

Question 4

How many flights depart from Siem Reap to Hanoi on average per day?

Accepted Answer

As of February 2026, there are 5 flights per day flying from Siem Reap to Hanoi. The most common time of day flights depart is 5:00p.m., with 62% of flights taking off in the afternoon.

Question 5

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

Accepted Answer

According to our data, Cambodia Angkor Air has had the least delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

Question 6

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

Accepted Answer

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 7

What is the cheapest month to fly to Hanoi?

Accepted Answer

The cheapest month to fly to Hanoi from Siem Reap is in September. Flight prices, which tend to average around C$ 174, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in September, then July is your next best option. Flight prices from Siem Reap to Hanoi during July average around C$ 180.

Question 8

What is the cheapest Siem Reap–Angkor Intl to Hanoi Noibai flight route?

Accepted Answer

Fly from Siem Reap–Angkor Intl to Hanoi Noibai for the best Siem Reap–Angkor Intl - Hanoi Noibai flight prices

Question 9

How many flights depart from Siem Reap to Hanoi on average per week?

Accepted Answer

As of February 2026, 37 flights take off from Siem Reap and land in Hanoi each week. The most common flight departure day for this route is Sat, with 19% of weekly flights taking off on this day.

Question 10

How have Siem Reap to Hanoi flight prices changed over time?

Accepted Answer

As of February 2026, prices for Siem Reap to Hanoi flights are approximately 4% more expensive when compared to flights at the same time last year.

Question 11

How often are flights from Siem Reap to Hanoi delayed?

Accepted Answer

Historically, on average around 24% of flights between Siem Reap and Hanoi have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Question 12

What is the typical price of a round-trip flight between Siem Reap and Hanoi?

Accepted Answer

Prices are currently high for flights on this route.Typical prices usually range from C$ 246 to C$ 283.
The lowest price recently found on this route was C$ 966.

Question 13

What cabin class options are available on Siem Reap–Angkor Intl to Hanoi Noibai flights?

Accepted Answer

There are 2 cabin classes available to choose from on Siem Reap–Angkor Intl to Hanoi Noibai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 14

When did momondo last update prices for flights from Siem Reap–Angkor Intl Airport to Hanoi Noibai Airport?

Accepted Answer

Prices for flights from Siem Reap–Angkor Intl Airport to Hanoi Noibai Airport are refreshed on a daily basis.

Question 15

How old do you have to be to fly from Siem Reap–Angkor Intl Airport to Hanoi Noibai Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Siem Reap–Angkor Intl Airport to Hanoi Noibai Airport.

Question 16

What documentation or ID do you need to fly to Hanoi Noibai Airport?

Accepted Answer

The required travel and health documents for your Hanoi Noibai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hanoi Noibai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Fastest flight time	1h 45m
Direct flights	Mon, Wed, Fri, Sat and Sun
Airports in Hanoi	1 airport

Cheap flights from Siem Reap to Hanoi from C$ 135

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How to get the cheapest flight ticket from Siem Reap to Hanoi

What is the typical price of a round-trip flight between Siem Reap and Hanoi?

What is the cheapest month to fly to Hanoi?

What is the cheapest Siem Reap–Angkor Intl to Hanoi Noibai flight route?

Fly from Siem Reap–Angkor Intl to Hanoi Noibai for the best Siem Reap–Angkor Intl - Hanoi Noibai flight prices

How far in advance should I book a flight to Hanoi?

What cabin class options are available on Siem Reap–Angkor Intl to Hanoi Noibai flights?

There are 2 cabin classes available to choose from on Siem Reap–Angkor Intl to Hanoi Noibai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Siem Reap to Hanoi flight prices changed over time?

As of February 2026, prices for Siem Reap to Hanoi flights are approximately 4% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Siem Reap–Angkor Intl to Hanoi Noibai?

VietJet Air is the most popular carrier operating from Siem Reap–Angkor Intl to Hanoi Noibai

How often are flights from Siem Reap to Hanoi delayed?

Historically, on average around 24% of flights between Siem Reap and Hanoi have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

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

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Cambodia Angkor Air has had the least delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

How many flights depart from Siem Reap to Hanoi on average per day?

As of February 2026, there are 5 flights per day flying from Siem Reap to Hanoi. The most common time of day flights depart is 5:00p.m., with 62% of flights taking off in the afternoon.

How many flights depart from Siem Reap to Hanoi on average per week?

As of February 2026, 37 flights take off from Siem Reap and land in Hanoi each week. The most common flight departure day for this route is Sat, with 19% of weekly flights taking off on this day.

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What documentation or ID do you need to fly to Hanoi Noibai Airport?

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