Cheap Flights from Sydney to Hanoi
Prices are from searches made in the last 24 hours and current prices may differ.
Do you need to catch a flight to Sydney? Check out our domestic flights to Sydney. If Sydney is not your closest airport, then here are all our flights to Hanoi from Australia and flights to Vietnam. Maybe a different destination? Here are all the flights from Sydney
Cheapest Time of Year to Fly from Sydney to Hanoi
Return fares from Sydney to Hanoi by month, based on the cheapest return airfares found for each month.
The cheapest month to fly to Hanoi is March 2027, with return fares from $472 — 52% cheaper than the most expensive month (January 2027, from $985).
When Should You Fly to Hanoi?
Based on the fares we've tracked, March is typically the cheapest month to fly to Hanoi, with return fares from $472. January is the most expensive month, with the cheapest return fares around $985 as school holidays and the Christmas peak push prices up.
Across the year, return fares to Hanoi average around $690. If you can travel in the off-peak months of March, October and May, you'll generally pay up to 32% less than the yearly average.
Cheapest Sydney to Hanoi Return Prices
These are the cheapest prices for Sydney to Hanoi return airfares.
Average Sydney to Hanoi Return Prices
These are the average prices for Sydney to Hanoi return airfares.
Frequently Asked Questions about flying from Sydney to Hanoi
When is the cheapest time to travel from Sydney to Hanoi?The cheapest month to travel is typically March.
How much do return flights from Sydney to Hanoi cost?The best price we found for a return flight from Sydney to Hanoi is $534.
What is the cheapest date to fly from Sydney to Hanoi?Currently, the cheapest date for a return flight from Sydney to Hanoi is 27 October 2026.
What is the cheapest airline that flys from Sydney to Hanoi?Currently, the cheapest airline that flys from Sydney to Hanoi is Jetstar.
Which airlines fly direct from Sydney to Hanoi?Vietnam Airlines flies direct.
How long does a direct flight from Sydney to Hanoi take?The shortest direct flight usually takes 9 hours and 30 minutes.
What is the IATA airport code for Hanoi?The IATA code for Hanoi is HAN. It is located in Vietnam at coordinates 21.21442, 105.8027.
When should you book flights to Hanoi?From our data, you should book flights to Hanoi 60 days out.
How I Want That Flight can help you
What's the benefit of using I Want That Flight for my Sydney to Hanoi flight?Think of us as your personal shortcut to a great deal. Instead of you opening fifty different tabs, we instantly cross-check rates across heaps of airlines and booking sites to score you the sweet spot on pricing. Millions of holidaymakers count on us every year to get them airborne, so you're running with a pretty savvy crowd.
Can you sort me out with direct flights from Sydney to Hanoi?100%. As soon as the page finishes loading your options, hit the "Direct" filter. The layovers will vanish, leaving you with only the non-stop routes.
How does I Want That Flight find me the best Sydney to Hanoi flights?Once you punch your details into our search tool, we unlock all kinds of handy tricks to map out your journey. We’ll map out the most budget-friendly calendar dates and takeoff slots, and let you slice and dice the data until you pinpoint the exact itinerary that works for you.
I'm still in the planning phase. Can you ping me if Sydney to Hanoi fares drop?No worries at all. Just kick off a quick search, drop your email into our price tracker, and we’ll send a heads-up straight to your inbox the moment the price drops.
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