Cheap flights to Hanoi

Best observed return fare to Hanoi (Vietnam): €439 from Brussels in December 2026. The table compares plane tickets to Hanoi from 5 departure cities, from our daily readings of fares actually observed (recorded on Oct 4). To weigh Hanoi against other trips within the same budget, open the interactive cheap flights map.

Fares to Hanoi by departure city

FromOctober 2026November 2026December 202690-day low
Brussels—468 €439 €435 €
Paris676 €485 €936 €485 €
Geneva875 €—889 €446 €
Lyon——1030 €559 €
Montpellier——1038 €—

Return, per person, latest fare recorded for each city and month — the green cell is the best price. Click a city for its full 12-month calendar. The final price is confirmed with the partner at booking time.

When to go to Hanoi: weather month by month

Average monthly temperatures observed over the last full year (Open-Meteo), not a forecast. Months above 20 °C: March, April, May, June, July, August, September, October, November, December.

Costs on the ground

Budget around €30 per person per day in Hanoi for simple accommodation, meals and local transport (country average, activities excluded). For five days departing from Brussels at the best observed fare, the total comes to about €589, flight included. Breakdown by trip length, travel style and departure city: how much do 5 days in Hanoi cost?

Plan your trip

Frequently asked questions

Which city has the cheapest flights to Hanoi?

From our readings over the last three days, the best return fare to Hanoi is €439 departing from Brussels, for a trip in December 2026. Fares from the other cities we track go up to €1038.

How much is a plane ticket to Hanoi?

In recent searches, a return flight to Hanoi costs between €439 and €1038 depending on the departure city and the month. These fares are actually observed and dated; the final price is confirmed with the partner at booking time.

When is the best time to visit Hanoi?

The warmest months in Hanoi are June, July, August. Compare that with the price calendar of each route: the cheapest months are usually outside school holidays.

All routes to Hanoi

Where do these prices come from?

The fares shown are real observed prices from recent flight searches (round trip, per person), refreshed continuously. They give a reliable snapshot of the market, but can change hour to hour: the final price is always verified with the booking partner when you book.

To go further, the Fareaway interactive map puts all these destinations on a world map: set your budget and dates and instantly see where you can go — including that month's weather, local cost of living and visa requirements.