Question 1

What are the cheapest airlines flying from Hanoi to London Heathrow Airport round-trip?

Accepted Answer

Flying on China Eastern is currently your cheapest option to London Heathrow Airport, with prices starting at £565. Additional return tickets that might be worth considering are offered by Air China and China Southern, with the lowest prices starting at £578 and £639, respectively. China Eastern is currently priced 20% below the average price you’ll pay for this route.

Question 2

What are the cheapest airlines to fly from Hanoi to London Heathrow Airport one-way?

Accepted Answer

One-way options have recently been found by users for as low as £237 on China Eastern. Other airlines that offer cheap prices include Air China from £252 and Oman Air from £263 one-way.

Question 3

How far ahead should I book a flight from Hanoi to London Heathrow Airport?

Accepted Answer

To ensure you get the cheapest price possible for a flight from Hanoi to London Heathrow Airport, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 4

What is the cheapest month to book a flight from Hanoi to London Heathrow Airport?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Hanoi to London Heathrow Airport (average of £112). Flying from Hanoi to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 5

What is the cheapest day to fly from Hanoi to London Heathrow Airport?

Accepted Answer

Travellers seeking maximum savings on their Hanoi to London Heathrow Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 8

What are the cheapest flights from Hanoi to London Heathrow Airport?

Accepted Answer

Looking at all options, your cheapest flight can be booked for £349. While the most popular route (Hanoi Noibai - London Heathrow) can be booked for £523 on average our data indicates £861 when flying from Hanoi to London Heathrow Airport.

Question 9

What are the most popular airlines that fly from Hanoi to London Heathrow Airport?

Accepted Answer

The most popular airlines flying from Hanoi to London Heathrow Airport are China Southern, Emirates and Qatar Airways. Something to consider prior to booking your flight.

Question 10

What is the cheapest day to fly round-trip from Hanoi to London Heathrow Airport?

Accepted Answer

Travelers have found that booking a Wednesday departure is the best way to save up to 58% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Question 11

How far in advance should I book a flight from Hanoi to London Heathrow Airport?

Accepted Answer

To save up to 44% on this flight, we recommend booking at least 19 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Hanoi to London Heathrow Airport from £565 1-2 weeks out and tickets from £635 for flights departing within the next 72 hours.

Question 12

What is the cheapest month to fly from Hanoi to London Heathrow Airport?

Accepted Answer

October can be a great time to fly to London Heathrow Airport from Hanoi with a flight ticket averaging about £692. Cheapflights users have found deals in the month of October for as cheap as £476. The most expensive prices can be found in the month of May.

Question 13

What is the cheapest time of day to fly from HAN to LHR?

Accepted Answer

It’s typically best to fly out from Hanoi to London Heathrow Airport at midday. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.

Question 14

What airport do you fly from for flights from Hanoi to London Heathrow?

Accepted Answer

Hanoi Noibai (HAN), located 14.2 mi from the city center, is the airport you fly out of when you book flights from Hanoi to London Heathrow. 4 airlines have flights from Noibai to London Heathrow on a regular basis. Booking flights from Hanoi Noibai to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

Question 15

Can I find deals for flights from Hanoi to Heathrow that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Hanoi to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 16

How can I find direct flights from Hanoi to Heathrow?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Heathrow.

Question 17

Can I find deals for business class flights from Hanoi to Heathrow?

Accepted Answer

Yes. Cheapflights offers flight deals from Hanoi to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 18

How does Cheapflights help users find flights from Hanoi to Heathrow?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Hanoi today with Cheapflights!

Question 19

Why should you use Cheapflights to find cheap flight tickets from Hanoi to Heathrow?

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from Hanoi to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 20

Can Cheapflights find flights from Hanoi to Heathrow with no change fees?

Accepted Answer

Yes! Cheapflights helps users easily find flights from Hanoi to Heathrow with no change fees.

Question 21

Can Cheapflights notify me if prices for flights from Hanoi to Heathrow become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Hanoi to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	£565
One-way from	£237
Popular in	April
Cheapest in	June
Average price	£527
Good round-trip deal	£852 or less
Good one-way deal	£362 or less

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£466	Average£602	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Qatar Airways	Cheapest£614	Average£743	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Emirates	Cheapest£697	Average£759	FlexibilityNo cancel fee	On-time75%	Search Emirates flights
Vietnam Airlines	Cheapest£797	Average£930	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights

Cheap flights from Hanoi to London Heathrow Airport from £237

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Hanoi Noibai to London Heathrow are usually found in June or February, booked 75 days in advance, depart on a Thursday or Saturday and return on a Sunday

Cheap flight deals from Hanoi to Heathrow

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Find flight deals from Hanoi to Heathrow

Cheapest flights from Hanoi to HeathrowExplore the most affordable flight options available from Hanoi to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Explore the most affordable flight options available from Hanoi to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hanoi to London Heathrow Airport that are best for you.

Best time to book a flight from Hanoi to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Hanoi with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hanoi to London Heathrow Airport

How far ahead should I book a flight from Hanoi to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Hanoi to Heathrow. Price data was last updated on 9 June 2025.

What is the cheapest month to book a flight from Hanoi to London Heathrow Airport?

What is the cheapest time of day to fly from HAN to LHR?

Find hourly flight availability from Hanoi to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

To help decide which airline to fly from Hanoi to London, see what other customers have to say about China Airlines, Emirates and Singapore Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Hanoi to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Hanoi to London Heathrow?

What are the cheapest airlines flying from Hanoi to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Hanoi to London Heathrow Airport one-way?

What are the cheapest flights from Hanoi to London Heathrow Airport?

Can I find deals for flights from Hanoi to Heathrow that include hotel bookings?

How can I find direct flights from Hanoi to Heathrow?

Can I find deals for business class flights from Hanoi to Heathrow?

What is the cheapest month to book a flight from Hanoi to London Heathrow Airport?

Travelling to a place near Hanoi?

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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hanoi to Heathrow

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Top 4 airlines flying from Hanoi to Heathrow

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How does Cheapflights help users find flights from Hanoi to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Hanoi to Heathrow?

Can Cheapflights find flights from Hanoi to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Hanoi to Heathrow become cheaper?

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Cheapest flights from Hanoi to Heathrow
Explore the most affordable flight options available from Hanoi to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.