Cheap flights from Ontario (ONT) to Hanoi (HAN) from $440

Travelers have found that booking a Wednesday departure is the best way to save up to 12% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Travelers have found it’s best to book a flight 26 days in advance to save up to 18% 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 26 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 Ontario to Hanoi 1-2 weeks in advance for as low as $1,092, or $1,222 for flights within the next 24 hours.

Our data shows that September tends to be the cheapest month to fly to Hanoi from Ontario. Users have commonly found prices around $1,002 for the month, but tickets can be as low as $787. Due to multiple factors, prepare for potentially higher prices in July.

When flying from Ontario to Hanoi, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Some of our airline partners flying from Ontario to Hanoi Noibai have new flexible policies in place due to COVID-19. China Airlines is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like China Airlines with this kind of flexibility.

Yes, there are multiple flights from Ontario to Hanoi for under $900. The cheapest flight booked recently is on Delta for just $877, but on average you can expect to pay $926.

There are currently 20+ open flights from Ontario to Hanoi within the next 7 days for less than $1,900.

$440 is the cheapest one-way deal found within the past few days, from Japan Airlines. You may also be able to find cheap deals on China Airlines and Delta, with prices starting from $515 and $635, respectively.

Ontario Airport is ONT and Hanoi Noibai Airport is HAN. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.