Cotonou to Hanoi Flights

Based on HopeGoo data, Ethiopian Airlines offers one-way fares as low as US$746 on Cheapest nonstop routes (e.g. COO to HAN on Thu, Mar 19), while Ethiopian Airlines offers Cheapest nonstop round-trips from US$2,545 departing on Sat, Mar 14 and returning on Sat, Mar 21.

At the moment, several airlines serve connecting flights from Cotonou to Hanoi, including: Ethiopian Airlines Selected airlines are based on historical data collected from flight bookings made by users on HopeGoo within the last 90 days.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Cotonou to Hanoi is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Cotonou to Hanoi, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Mar 19, with one-way flights priced at just US$746. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Ethiopian Airlines. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Hanoi travel is around July. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Cotonou to Hanoi is October, when demand for travel is lower.

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Cotonou to Hanoi on March 19, 2026 with Ethiopian Airlines, with prices starting at US$746.

You can land at any one of the following hubs in Hanoi, with Cotonou Cadjehoun International Airport to Noi Bai International Airport (COO-HAN) is by far the most common option on this route: Noi Bai International Airport (HAN).

The time difference between Hanoi and Cotonou is 6h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.