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Cheap flights from Hanoi to Phnom Penh

One-way from $131, found by travellers in the last 7 days. The live price is checked when you book.

Departure
Return
Prices for nearby dates
Fri, Dec 4Any priceSat, Dec 5$149Sun, Dec 6$134Mon, Dec 7$131Tue, Dec 8Any priceWed, Dec 9Any priceThu, Dec 10Any priceFri, Dec 11Any price

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
$131
Thai AirAsia, flight FD 643Found yesterday, 1 adult
Check live price
9:15amHanoiMon, Dec 7
Travel time 3h 10m, 1 stopHANKTI
12:25pmPhnom PenhMon, Dec 7
$132
Thai AirAsia, flight FD 643Found yesterday, 1 adult
Check live price
9:15amHanoiTue, Oct 27
Travel time 3h 10m, 1 stopHANKTI
12:25pmPhnom PenhTue, Oct 27
$134
Thai AirAsia, flight FD 643Found 3 days ago, 1 adult
Check live price
9:15amHanoiSun, Nov 1
Travel time 3h 10m, 1 stopHANKTI
12:25pmPhnom PenhSun, Nov 1
Cheapest nonstop
$134
Vietnam Airlines, flight VN 923Found yesterday, 1 adult
Check live price
5:15pmHanoiSun, Dec 6
Travel time 1h 50m, nonstopHANKTI
7:05pmPhnom PenhSun, Dec 6
$134
Vietnam Airlines, flight VN 247Found 6 days ago, 1 adult
Check live price
10:00amHanoiSun, Dec 20
Travel time 3h 5m, 1 stopHANKTI
1:05pmPhnom PenhSun, Dec 20

Round trips

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

Plan the rest of the trip

  • Mobile data in CambodiaTravel eSIM from $4, installed before you fly.
    Compare plans
  • Getting from the airportTransfers and car hire in Phnom Penh, booked ahead at a fixed price.
    See options
  • Things to do in Phnom PenhPopular tours from $8 per person.
    See ideas
  • Travel insuranceTravel insurance quotes for Cambodia 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

MoTuWeThFrSaSu12345678910111213141516171819202122232425–26–27$13228–29$14330$15631$156

November 2026

MoTuWeThFrSaSu1$1342$1583–4$1565$1516–7–8–9–10–11$14312–13–14–15–16–17–18–19–20–21–22–23–24–25–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1–2–3–4–5$1496$1347$1318–9–10–11–12–13–14$15715–16–17–18–19–20$13421–22–23–2425262728293031
$134 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Dec 7, $131.

Lowest fares by month

In the fares found this week, December has the lowest: from $131 one-way, against $147 in January 2027. Pick a month to see its cheapest date.

  1. Oct$132
  2. Nov$134
  3. Dec$131
  4. Jan$147
  5. Feb$139
  6. Marno fares yet
  7. Aprno fares yet
  8. Mayno fares yet
  9. Junno fares yet
  10. Julno fares yet
  11. Augno fares yet
  12. Sepno fares yet
$0$50$100$150OctNov$131DecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October$132Tue, Oct 271 stop
November$134Sun, Nov 11 stop
December$131Mon, Dec 71 stop
January 2027$147Tue, Jan 121 stop
February 2027$139Mon, Feb 11 stop
March 2027—
April 2027—
May 2027—
June 2027—
July 2027—
August 2027—
September 2027—

Fares and weather by month

The lowest one-way fare found for each month, next to the weather in Phnom Penh. Average daily high and low and monthly precipitation, 1988–2013 normals.

Oct2026NovDecJan2027FebMarAprMayJunJulAugSep
Lowest fare$132$134$131$147$139–––––––
High °C31°31°31°32°33°35°35°35°34°33°33°32°
Low °C24°23°22°22°23°24°26°26°25°25°25°24°
Precipitation mm248121321273579118145162183271

Source: Phnom Penh on Wikipedia, CC BY-SA 4.0.

Questions travellers ask

What is the cheapest month to fly from Hanoi to Phnom Penh?

In the fares found this week, December has the lowest: from $131 one-way, against $147 in January 2027.

What is the weather in Phnom Penh in December?

In December, the cheapest month to fly, the average daily high in Phnom Penh is 31 °C and the low 22 °C.

Are there direct flights from Hanoi to Phnom Penh?

Yes. Recent fares include nonstop flights with Air Cambodia and Vietnam Airlines.

How long is the flight from Hanoi to Phnom Penh?

A nonstop flight takes about 1h 50m. The distance is 683 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 $134. Wednesday is the priciest at about $152.

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