Cheap flights from Siem Reap to Hanoi

One-way fares from $85 · SAI → HAN · prices found by travellers in the last 48 hours

Compare all dates Hanoi → Siem Reap
Cheapest fare
$85

Vietjet · Tue, Dec 15

Cheapest month
December

from $85

Direct flights
Yes

Vietjet and Vietnam Airlines

Flight time
1h 45m

880 km

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Cheapest month to fly from Siem Reap to Hanoi

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $89
  2. December 2026 Cheapest $85
  3. January 2027 $106
  4. February 2027 $90
  5. March 2027 $88
  6. April 2027 $107
  7. May 2027 $91
  8. June 2027 $99
  9. October 2027 $136

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Vietjet
Depart19:05 Tue, Dec 15SAI → HAN 1h 45m · Direct
$85one way, per person
View deal
Vietjet
Depart19:05 Tue, Dec 1SAI → HAN 1h 45m · Direct
$86one way, per person
View deal
Vietjet
Depart19:05 Sat, Dec 19SAI → HAN 1h 45m · Direct
$86one way, per person
View deal
Vietjet
Depart19:05 Fri, Dec 4SAI → HAN 1h 45m · Direct
$87one way, per person
View deal
Vietjet
Depart19:05 Thu, Dec 17SAI → HAN 1h 45m · Direct
$88one way, per person
View deal
Vietjet
Depart19:05 Fri, Dec 25SAI → HAN 1h 45m · Direct
$88one way, per person
View deal
Vietjet
Depart19:05 Wed, Dec 23SAI → HAN 1h 45m · Direct
$89one way, per person
View deal
Vietjet
Depart19:05 Thu, Dec 3SAI → HAN 1h 45m · Direct
$90one way, per person
View deal
See every date in December 2026 →

Plan the rest of your trip to Hanoi

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in HanoiCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in HanoiTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in HanoiPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in HanoiCompare rental cars from major brands on EconomyBookings Compare cars →

Stay connected

eSIM for VietnamMobile data from the moment you land, by Airalo Get eSIM →

About flights from Siem Reap to Hanoi

Siem Reap (SAI) and Hanoi (HAN) are about 880 km apart. Direct flights take around 1h 45m, and recent direct fares were with Vietjet and Vietnam Airlines. Over the next few months, one-way fares start from $85, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Siem Reap to Hanoi?

The cheapest one-way fare we've seen recently is $85 with Vietjet, departing Tuesday, December 15, 2026. Over the coming months, the lowest fare in each month ranges from $85 to $136.

What is the cheapest month to fly from Siem Reap to Hanoi?

December 2026 currently has the lowest fares, from $85 one way.

Are there direct flights from Siem Reap to Hanoi?

Yes. Recent direct fares were with Vietjet and Vietnam Airlines.

How long is the flight from Siem Reap to Hanoi?

A direct flight takes about 1h 45m. Siem Reap and Hanoi are around 880 km apart.

Which airlines fly from Siem Reap to Hanoi?

Recent fares on this route were with Vietjet and Vietnam Airlines.

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