Cheap flights from Sydney to Hanoi

One-way fares from $346 · SYD → HAN · prices found by travellers in the last 48 hours

Compare all dates Hanoi → Sydney
Cheapest fare
$346

Vietjet · Thu, 25 Feb

Cheapest month
February

from $346

Direct flights
Not recently

Usually 1+ stop

Quickest trip
10h 45m

7,770 km

Get a price alert

We'll email you when Sydney → Hanoi drops to your price. It's free, and you can stop any time.

Today's cheapest fare is $346. We'll send one email to confirm. See our privacy policy.

Cheapest month to fly from Sydney to Hanoi

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

  1. November 2026 $480
  2. January 2027 $372
  3. February 2027 Cheapest $346

Cheapest dates in February 2027

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

Vietjet
Depart12:05 Thu, 25 FebSYD → HAN 10h 45m · 1 stop
$346one way, per person
View deal
See every date in February 2027 →

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 Sydney to Hanoi

Sydney (SYD) and Hanoi (HAN) are about 7,770 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 10h 45m. Over the next few months, one-way fares start from $346, and February 2027 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 Sydney to Hanoi?

The cheapest one-way fare we've seen recently is $346 with Vietjet, departing Thursday 25 February 2027. Over the coming months, the lowest fare in each month ranges from $346 to $480.

What is the cheapest month to fly from Sydney to Hanoi?

February 2027 currently has the lowest fares, from $346 one way.

Are there direct flights from Sydney to Hanoi?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Sydney to Hanoi?

The quickest journey we've seen takes about 10h 45m. Sydney and Hanoi are around 7,770 km apart.

Which airlines fly from Sydney to Hanoi?

Recent fares on this route were with Xiamen Airlines, Scoot and Vietjet.

More cheap flights from Sydney

Compare flights to Hanoi from other cities →