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How to get the cheapest flight ticket from London to Hanoi
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Hanoi?
The cheapest month to fly to Hanoi from London is in November. Flight prices, which tend to average around €633, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Hanoi from London during May instead. Flights to Hanoi in May, while not as cheap as those in November, still average around €637.
What is the cheapest day to depart on your flight to Hanoi?
Our data shows that Sunday is the least expensive day to fly to Hanoi. Tickets to fly out on this day can be as low as €654. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Hanoi on Monday is €1,404.
What is the cheapest London to Hanoi Noibai flight route?
Fly from London Heathrow to Hanoi Noibai for the best London - Hanoi Noibai flight prices
How far in advance should I book a flight to Hanoi?
You are more likely to see cheaper flights to Hanoi from London when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around €873 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from London for as low as €734 on momondo.
What cabin class options are available on London to Hanoi Noibai flights?
There are 2 cabin classes available to choose from on London to Hanoi Noibai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How have London to Hanoi flight prices changed over time?
As of May 2025, prices for London to Hanoi flights are approximately 3% more expensive when compared to flights at the same time last year.
When to book flights from London to Hanoi
Cheap London to Hanoi (LON to HAN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Hanoi
How far is London to Hanoi Noibai by plane?
The distance between London and Hanoi Noibai is about 9228.0 km.
When did momondo last update prices for flights from London to Hanoi Noibai Airport?
Prices for flights from London to Hanoi Noibai Airport are refreshed on a daily basis.
How old do you have to be to fly from London to Hanoi Noibai Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Hanoi Noibai Airport.
What documentation or ID do you need to fly to Hanoi Noibai Airport?
The travel and health documents you'll need for your trip to Hanoi Noibai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Hanoi Noibai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Hanoi?
momondo data reveals that the most frequently booked plane model on the route from London to Hanoi is Boeing 787 Dreamliner, representing 88.71% of all bookings. The subsequent popular models are Boeing 777-300ER at 4.34%, Boeing 787-9 Dreamliner at 1.74%, and Airbus A350-1000 at 1.45%.
Why use momondo?
Why should I use momondo to find a flight deal from London to Hanoi?
Finding the right flight to Hanoi from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Hanoi quick and easy, saving you time and money.
Can I find flights from London to Hanoi with flexible booking policies on momondo?
Yes. All flights to Hanoi from London on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from London to Hanoi?
Once you have performed a search for London to Hanoi flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from London to Hanoi right now. Can momondo alert me if prices change?
Yes. momondo can track prices for London to Hanoi flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.