AirHint found the following cheapest return flights from Oslo (OSL) to Hanoi (HAN) in July 2025 (see full year).

Return flights

20 Jul - 19 Aug	Ethiopian Airlines
17 Jul - 09 Aug	Hainan Airlines
22 Jul - 19 Aug	Iberia
19 Jul - 19 Aug	Iberia
22 Jul - 01 Aug	Norwegian
12 Jul - 02 Aug	Norwegian
19 Jul - 09 Aug	Iberia
10 Jul - 19 Aug	Finnair
18 Jul - 09 Aug	Norwegian
10 Jul - 31 Jul	Finnair
16 Jul - 23 Jul	Thai Airways

Also check the deals for one-way flights from Oslo to Hanoi in July.

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.

Book a cheap hotel in Hanoi

Cheap car rent in Hanoi

Cheapest return flights from Oslo to Hanoi in July from $1048

Return flights