$97 Find Cheap Flights from Hong Kong to Hanoi - Compare and Save

These are the earliest and latest flight times available from Hong Kong to Hanoi:

• Earliest: departs at 7:35 am and lands at 9:48 am
• Latest: departs at 4:55 pm and lands at 7:08 pm.

The flight takes about 2h 13m.

Three cabin classes are available on flights from Hong Kong to Hanoi:

• Economy Class
• Premium Economy Class
• Business Class

A nonstop flight from Hong Kong to Hanoi takes 2h 13m, covering 525 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Hong Kong to Hanoi range from $181 to $297, with an average of $230 over the past 12 months. Anything below $181 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 14% above the $230 route average. Book 15 weeks before departure for the lowest fares.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $230 round-trip, compared to $299 via a layover through Manila Ninoy Aquino Intl (MNL).

HK Express is slightly above the route average for timely arrivals, while Hong Kong Airlines has a lower on-time arrival rate. On-time arrival rates on Hong Kong to Hanoi flights are:

• HK Express: 90% on time
• Hong Kong Airlines: 78% on time
• Cathay Pacific: 74% on time

Overall, flights on this route are punctual 76% of the time on average.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $20–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A321neo family is used most often on this route, operated mainly by HK Express and Sun PhuQuoc Airways. Other aircraft seen on the route include Airbus A321-100/200 variants.

Afternoon is the busiest departure period on Hong Kong to Hanoi flights, with 60% of flights leaving in that window. Morning departures account for 40%, evening flights for 0%, and night flights for 0%.

One-way fares from Hong Kong to Hanoi are currently higher than usual. Average one-way flight prices are about $137, which is 5% above the typical average for this route.

Flights from Hong Kong to Hanoi usually depart from Hong Kong Intl (HKG) and arrive at Hanoi Noibai (HAN).

Morning flights have the fewest delays on this route, while evening departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Hong Kong to Hanoi route, 24% of flights were delayed in the past 3 months, with delays averaging 1h 48m.

Most connecting flights from Hong Kong to Hanoi pass through Manila Ninoy Aquino Intl (MNL), which handles 100% of one-stop traffic on this route.

Yes. Flexible dates can save you up to 10% on flights from Hong Kong to Hanoi. Wednesday is the cheapest departure day at $220 round-trip on average, while Monday is the most expensive at $242, a difference of $22.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

4 airlines operate flights between Hong Kong and Hanoi. The airlines offering nonstop flights on this route include:

• Cathay Pacific
• HK Express
• Sun PhuQuoc Airways
• Vietnam Airlines

Hanoi is 1 hour behind Hong Kong (Indochina Time vs Hong Kong Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Hanoi are Hoan Kiem Lake, Old City Gate and Hanoi Opera House. These are among the most viewed places in Hanoi on KAYAK.

Among airlines operating Hong Kong to Hanoi flights:

• HK Express: offers free seat selection
• Sun PhuQuoc Airways: offers free seat selection
• Cathay Pacific: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• HK Express: a cabin bag and a checked bag in Economy Class
• Sun PhuQuoc Airways: a cabin bag and a checked bag in Economy Class
• Vietnam Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.