Cheap flights from the United Kingdom to Vietnam from £271

In general, November is the cheapest month to fly from United Kingdom to Vietnam. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £455. If you’re not able to fly to Vietnam in November, then January is your next best option. Flight prices from United Kingdom to Vietnam during January average around £482.

The cheapest day to depart from United Kingdom to Vietnam is on a Thursday when prices can be found for as low as £749. Flights from United Kingdom to Vietnam on a Friday will generally be more expensive and average around £834. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Vietnam from United Kingdom in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £730 when looking at flights departing in the afternoon. Flights in the morning are often more expensive, with an average ticket price of £820.

Fly from London Heathrow to Hanoi Noibai for the best United Kingdom - Vietnam flight prices

You are more likely to see cheaper flights to Vietnam from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around £735 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from United Kingdom for as low as £653 on momondo.

There are 3 cabin classes available to choose from on United Kingdom to Vietnam flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air China, Shenzhen Airlines, and China Eastern are the most popular carriers operating from United Kingdom to Vietnam

Qatar Airways, Vietnam Airlines and Emirates are the top three most popular airlines that fly to Vietnam from United Kingdom according to our data. Qatar Airways is the first choice among our users, with 34% of people opting to fly with this airline when travelling to Vietnam. Keep in mind that there are 23 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between United Kingdom and Vietnam have experienced a delay on any given week. The average delay length over the past 12 months has been 180 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Vietnam Airlines have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

As of April 2026, 1 flights take off from United Kingdom and land in Vietnam each week. The most common flight departure day for this route is Sun, with 100% of weekly flights taking off on this day.

The flight from United Kingdom to Vietnam depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Manchester (a popular airport in United Kingdom) to Ho Chi Minh City (the most popular airport in Vietnam), then the flight time is 15h 50m on average. If you fly from London (another popular airport in United Kingdom) to Ho Chi Minh City, then the average flight time is 16h 12m.