Travellers have found it’s best to book a flight 52 days in advance to save up to 5% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 52 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Belfast International to Hanoi 1-2 weeks in advance for as low as £529, or £554 for flights within the next 24 hours.
Flights from Belfast International to Hanoi lean towards being more expensive in December. Prices are generally better when you fly from Belfast International to Hanoi in May, with the cheapest ticket starting at £361.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Belfast International and Hanoi for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
The rainfall in Belfast International is generally more than the rainfall in Hanoi. This will continue over the next 24 days.
With an average temperature of 34 °C, peak weather can be found in June. As a traveller, expect to see changes in flight prices during that period. The temperatures in Hanoi are hotter than in Belfast International.