Find cheap flights from Portugal to Vietnam

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Useful Info
Useful Info

KAYAK's insights & trends for flights to Vietnam

Get data-powered insights and trends for flights to Vietnam to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest day to fly to Vietnam?

The average price of all flights from Portugal to Vietnam clicked on KAYAK for each day over the last 12 months.
Based on KAYAK data, the cheapest day to fly to Vietnam is Thursday when return tickets can be as cheap as £930. On the other hand, the most expensive day to fly is Thursday, when return prices are £930 on average.

What is the cheapest month to fly from Portugal to Vietnam?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Portugal to Vietnam, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Portugal to Vietnam is June, when tickets cost £669 (return) on average. On the other hand, the most expensive months are August and April, when the average cost of round-trip tickets is £938 and £937 respectively.

How far in advance should I book a flight from Portugal to Vietnam?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Vietnam, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.
To get a below-average price on the flight from Portugal to Vietnam, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 20 weeks before departure.
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Good to know - Cheap tickets from Portugal to Vietnam

Low season

March

High season

April
Best time to beat the crowds (6% less expensive on average)
Most popular time to fly (10% more expensive on average)

FAQs for booking flights from Portugal to Vietnam

  • How does KAYAK find such low prices on flights from Portugal to Vietnam?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portugal to Vietnam.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portugal to Vietnam?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Portugal to Vietnam is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Portugal to Vietnam?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Portugal to Vietnam with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portugal to Vietnam?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Portugal to Vietnam up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Vietnam

Cabin class types available on flights to Vietnam

Cabin classes available on flights to Vietnam. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Vietnam
Business Class flights to Vietnam
Prem Econ Class flights to Vietnam
Economy class flights to Vietnam

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