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Cheap flights from Hong Kong to Hanoi

One-way from $68, found by travellers in the last 7 days. The live price is checked when you book.

Departure
Return
Prices for nearby dates
Thu, Oct 29$72Fri, Oct 30$78Sat, Oct 31$78Sun, Nov 1$68Mon, Nov 2$71Tue, Nov 3$94Wed, Nov 4$78Thu, Nov 5$94

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.

Cheapest
$68
HK Express, flight UO 540Found 3 days ago, 1 adult
Check live price
7:35amHong KongSun, Nov 1
Travel time 2h 15m, nonstopHKGHAN
8:50amHanoiSun, Nov 1
$71
HK Express, flight UO 540Found 2 days ago, 1 adult
Check live price
7:35amHong KongMon, Nov 2
Travel time 2h 15m, nonstopHKGHAN
8:50amHanoiMon, Nov 2
$72
HK Express, flight UO 540Found 5 days ago, 1 adult
Check live price
7:35amHong KongThu, Oct 29
Travel time 2h 15m, nonstopHKGHAN
8:50amHanoiThu, Oct 29
$72
HK Express, flight UO 540Found 5 days ago, 1 adult
Check live price
7:35amHong KongSat, Nov 7
Travel time 2h 15m, nonstopHKGHAN
8:50amHanoiSat, Nov 7
$72
HK Express, flight UO 540Found yesterday, 1 adult
Check live price
7:35amHong KongSun, Nov 8
Travel time 2h 15m, nonstopHKGHAN
8:50amHanoiSun, Nov 8

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

  • Mobile data in VietnamTravel eSIM from $4, installed before you fly.
    Compare plans
  • Getting from the airportTransfers and car hire in Hanoi, booked ahead at a fixed price.
    See options
  • Things to do in HanoiPopular tours from $19.43 per person.
    See ideas
  • Travel insuranceTravel insurance quotes for Vietnam from EKTA; check what each policy covers.
    Get a quote
  • Flight delayed?Delayed or cancelled? See which passenger rights cover this route.
    Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu12345678910111213141516171819202122232425–26$10127$9428$8829$7230$7831$78

November 2026

MoTuWeThFrSaSu1$682$713$944$785$946$937$728$729$7810$9411$8612$9913$8514$7315$7316$7817$9318$7819$9320$7721$9022$7823$7824$7825$7826$7827$7828$8129$7830–

December 2026

MoTuWeThFrSaSu1–2–3$794$775$746–7–8–9$7810$7211–12$7813$7714$7715$7816$8017–18–19$14320$11121–22–23$1142425262728293031
$78 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Nov 1, $68.

Lowest fares by month

In the fares found this week, November has the lowest: from $68 one-way, against $131 in August 2027. Pick a month to see its cheapest date.

  1. Oct$72
  2. Nov$68
  3. Dec$72
  4. Jan$75
  5. Feb$74
  6. Mar$79
  7. Apr$79
  8. Mayno fares yet
  9. Junno fares yet
  10. Jul$78
  11. Aug$131
  12. Sepno fares yet
$0$50$100$150Oct$68NovDecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October$72Thu, Oct 29Nonstop
November$68Sun, Nov 1Nonstop
December$72Thu, Dec 10Nonstop
January 2027$75Tue, Jan 5Nonstop
February 2027$74Wed, Feb 24Nonstop
March 2027$79Sun, Mar 14Nonstop
April 2027$79Tue, Apr 13Nonstop
May 2027—
June 2027—
July 2027$78Sun, Jul 4Nonstop
August 2027$131Thu, Aug 5Nonstop
September 2027—

Fares and weather by month

The lowest one-way fare found for each month, next to the weather in Hanoi. Average daily high and low and monthly precipitation, 1991–2020 normals.

Oct2026NovDecJan2027FebMarAprMayJunJulAugSep
Lowest fare$72$68$72$75$74$79$79––$78$131–
High °C30°27°21°20°22°26°29°33°35°34°33°32°
Low °C23°20°14°14°16°21°22°25°27°27°26°25°
Precipitation mm1556120202036104165264254274228

Source: Hanoi on Wikipedia, CC BY-SA 4.0.

Questions travellers ask

What is the cheapest month to fly from Hong Kong to Hanoi?

In the fares found this week, November has the lowest: from $68 one-way, against $131 in August 2027.

What is the weather in Hanoi in November?

In November, the cheapest month to fly, the average daily high in Hanoi is 27 °C and the low 20 °C.

Are there direct flights from Hong Kong to Hanoi?

Yes. Recent fares include nonstop flights with HK Express, Sun PhuQuoc Airways and Vietnam Airlines.

How long is the flight from Hong Kong to Hanoi?

A nonstop flight takes about 2h 5m. The distance is 527 mi.

Which day of the week is cheapest to fly?

In the fares we have, Sunday departures are the cheapest, with a typical lowest fare of $78. Tuesday is the priciest at about $94.

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