AirHint found the following cheapest return flights from Prague (PRG) to Hanoi (HAN) in September 2025 (see full year).

Return flights

20 Sep - 27 Sep	Smart Wings
19 Sep - 03 Oct	Smart Wings
10 Sep - 10 Oct	Condor
04 Sep - 20 Oct	Condor
12 Sep - 30 Sep	Condor
10 Sep - 19 Sep	Condor
12 Sep - 19 Sep	Condor
04 Sep - 25 Sep	Condor
04 Sep - 12 Oct	Condor
04 Sep - 21 Sep	Condor
12 Sep - 28 Sep	Condor
04 Sep - 21 Oct	Condor
02 Sep - 30 Sep	Condor
08 Sep - 12 Oct	Condor
01 Sep - 21 Sep	Etihad Airways
03 Sep - 16 Sep	Condor
08 Sep - 06 Oct	Condor
15 Sep - 12 Oct	Condor
06 Sep - 06 Oct	Condor
06 Sep - 12 Oct	Condor

Also check the deals for one-way flights from Prague to Hanoi in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Prague to Hanoi in September from 621€

Return flights