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Flights from Hanoi to Phnom Penh

Just under two hours in the air link Hanoi and Phnom Penh, on Air Cambodia and Vietnam Airlines, about a dozen flights a week. Overland, you'd travel the length of Vietnam: more than 30 hours by train to Ho Chi Minh City, then the bus.

By Pierre-Marie Coupry · updated · sources

Phnom Penh's Royal Palace on the riverfront, seen from the opposite bank, with the city's towers behind

Photo by Piseth Mao on Pexels

Boarding pass · nonstop

one way · Hanoi, from

$132

fare checked October 12, 2026; it changes with your dates

Compare on Aviasales

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Flight
nonstop, about 1h 55m
Airlines
Air Cambodia, Vietnam Airlines
One way
from $132
Overland
more than a day and a half

Hanoi to Phnom Penh: fly, or the whole of Vietnam by land?

Flying is the obvious choice for a direct trip. Overland only makes sense if you want to see Vietnam on the way.

Plane

Our pick

≈ 1h 55m · about a dozen flights a week

Right for you if

You're heading straight to Cambodia: Air Cambodia and Vietnam Airlines fly nonstop.

Not for you if

You want to see Vietnam on the way south.

Train to Ho Chi Minh City, then bus

Very long

30+ hrs by train, then ≈ 6.5 hrs by bus

Right for you if

You're making Vietnam part of the trip, stopping in Hue, Hoi An or Nha Trang.

Not for you if

You just want to reach Phnom Penh: it's more than a day and a half of travel.

Hanoi to Phnom Penh flight prices by month

The lowest one-way fare seen for each departure month.

One way, lowest fare seen

  1. January : –
  2. February : $142
  3. March : $162
  4. April : –
  5. May : –
  6. June : –
  7. July : –
  8. August : –
  9. September : –
  10. October : $132 the cheapest
  11. November : $133
  12. December : $133
January
–
February
$142
March
$162
April
–
May
–
June
–
July
–
August
–
September
–
October
$132the cheapest
November
$133
December
$133

Source: Aviasales via Travelpayouts, lowest one-way fares seen in recent days, checked October 12, 2026. “–”: no fare seen for that departure month.

From Techo Airport to central Phnom Penh

Techo replaced the old airport, which was in town. It's farther out: factor the transfer into your arrival plans.

Express bus

1,500 riel

The Phnom Penh city bus line, 5:30 a.m. to 11:30 p.m., makes 4 stops as far as the train station. Cash, riel only; 1 to 2 hours depending on traffic.

Taxi or ride-hailing

$10 to $20

Desks in the arrivals hall, or Grab, PassApp and WowNow. The fare depends on the neighborhood. Allow 45 minutes to 1.5 hours for about 20 km.

Pre-booked taxi

from about $15

On 12Go, a private sedan can be booked ahead from about $15, an SUV for around $40. Handy for a night arrival or with family.

Once in Phnom Penh, the Mekong

Phnom Penh sits where the Mekong meets the Tonle Sap: a good start to head up to Kratie or down to the delta.

Hanoi to Phnom Penh flights: FAQ

How long is the flight from Hanoi to Phnom Penh?
About 1h 50m to 2 hours nonstop, both ways.
Does AirAsia fly between Hanoi and Phnom Penh?
AirAsia Cambodia launched the route in January 2025, but it no longer shows in the schedules checked in October 2026: check before you count on it.
e-Visa or visa on arrival?
Both work at Techo Airport: the tourist e-Visa costs $30 online, and a visa on arrival is paid in US dollars. Fill in the free e-Arrival card within 7 days before you land.

Sources: flights and times, Kayak (October 2026) and CAPA (September 2026); fares, Aviasales via Travelpayouts (weekly check); AirAsia Cambodia, AeroRoutes (March 2025); e-Visa, Mekong Tourism (January 2025); transfers, Techo International Airport, Nomad Lawyer and GeckoRoutes (2026), 12Go (checked October 11, 2026). Updated October 12, 2026 by Pierre-Marie Coupry.