Cheap Flights from London (LHR) to Hanoi (HAN) from HK$3,532~

View HK$3,532 flight on Fri, 19 Sep 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Noi Bai Intl. Airport (HAN)

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Find Cheap Flights from London (LHR) to Hanoi (HAN)

Prices were available within the past 7 days and start at HK$3,532 for one-way flights and HK$6,682 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Sat, 30 May - Sat, 13 Jun
LHR
London
HAN
Hanoi
HK$6,682 Return, found 16 hours ago
HK$6,682
Return
found 16 hours ago
Select Etihad Airways flight, departing Sat, 30 May from London to Hanoi, returning Sat, 13 Jun, priced at HK$6,682 found 16 hours ago
China Southern Airlines
Mon, 12 Jan - Sun, 25 Jan
LHR
London
HAN
Hanoi
HK$6,760 Return, found 23 hours ago
HK$6,760
Return
found 23 hours ago
Select China Southern Airlines flight, departing Mon, 12 Jan from London to Hanoi, returning Sun, 25 Jan, priced at HK$6,760 found 23 hours ago
China Eastern Airlines
Sat, 30 May - Sat, 13 Jun
LHR
London
HAN
Hanoi
HK$6,866 Return, found 16 hours ago
HK$6,866
Return
found 16 hours ago
Select China Eastern Airlines flight, departing Sat, 30 May from London to Hanoi, returning Sat, 13 Jun, priced at HK$6,866 found 16 hours ago
Ethiopian Airlines
Wed, 15 Oct - Fri, 31 Oct
LHR
London
HAN
Hanoi
HK$7,329 Return, found 4 days ago
HK$7,329
Return
found 4 days ago
Select Ethiopian Airlines flight, departing Wed, 15 Oct from London to Hanoi, returning Fri, 31 Oct, priced at HK$7,329 found 4 days ago
Singapore Airlines
Sun, 31 May - Sun, 14 Jun
LHR
London
HAN
Hanoi
HK$7,336 Return, found 16 hours ago
HK$7,336
Return
found 16 hours ago
Select Singapore Airlines flight, departing Sun, 31 May from London to Hanoi, returning Sun, 14 Jun, priced at HK$7,336 found 16 hours ago
Oman Air
Sat, 30 May - Sat, 13 Jun
LHR
London
HAN
Hanoi
HK$7,339 Return, found 16 hours ago
HK$7,339
Return
found 16 hours ago
Select Oman Air flight, departing Sat, 30 May from London to Hanoi, returning Sat, 13 Jun, priced at HK$7,339 found 16 hours ago
Vietnam Airlines
Sun, 31 May - Sun, 14 Jun
LHR
London
HAN
Hanoi
HK$7,684 Return, found 16 hours ago
HK$7,684
Return
found 16 hours ago
Select Vietnam Airlines flight, departing Sun, 31 May from London to Hanoi, returning Sun, 14 Jun, priced at HK$7,684 found 16 hours ago
Turkish Airlines
Sun, 31 May - Sun, 14 Jun
LHR
London
HAN
Hanoi
HK$7,777 Return, found 16 hours ago
HK$7,777
Return
found 16 hours ago
Select Turkish Airlines flight, departing Sun, 31 May from London to Hanoi, returning Sun, 14 Jun, priced at HK$7,777 found 16 hours ago
Cathay Pacific
Mon, 12 Jan - Sun, 25 Jan
LHR
London
HAN
Hanoi
HK$7,795 Return, found 23 hours ago
HK$7,795
Return
found 23 hours ago
Select Cathay Pacific flight, departing Mon, 12 Jan from London to Hanoi, returning Sun, 25 Jan, priced at HK$7,795 found 23 hours ago
Qatar Airways
Sat, 30 May - Sat, 13 Jun
LHR
London
HAN
Hanoi
HK$7,934 Return, found 16 hours ago
HK$7,934
Return
found 16 hours ago
Select Qatar Airways flight, departing Sat, 30 May from London to Hanoi, returning Sat, 13 Jun, priced at HK$7,934 found 16 hours ago

Find the cheapest month to fly from London (LHR) to Hanoi (HAN)

November is typically the cheapest month to fly

From HK$4,298 - HK$9,644 per traveller.

Graph displaying average flight prices per month

London to Hanoi route information
Origin airport
Heathrow
Destination airport
Noi Bai Intl.
Airlines serving
Air France, Asiana Airlines, Austrian Airlines, British Airways, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, Emirates, Ethiopian Airlines, Etihad Airways, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, Vietnam Airlines, Virgin Atlantic
Return price
HK$6,682
Distance
9183 km
Average flight time
10 hours 45 mins

Flights from London to Hanoi

Book cheap flights from London (LHR) to Hanoi (HAN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from London (LHR) to Hanoi (HAN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your London (LHR) to Hanoi (HAN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Hanoi flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Hanoi and things to do in Hanoi for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Hanoi more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Hanoi is HK$3,532 now!

 

Frequently asked questions

How much is a flight from Heathrow Airport (LHR) to Noi Bai Intl. Airport (HAN)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey between London Heathrow and HAN was HK$6,682. Cheap fares don't last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to HAN?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Heathrow Airport to Hanoi Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport (LHR) to Noi Bai Intl. Airport (HAN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport to Hanoi Intl. Airport?
The distance is around 9,200 kilometers. Sleep mask? Check. Toothbrush? Double check. You'd be wise to pack all the essentials for this long-haul Hounslow to Hanoi flight.
Which airlines fly direct from Heathrow Airport (LHR) to HAN?
Offering 8 monthly flights, Vietnam Airlines (VN) is a great choice when flying directly from LHR to Hanoi Intl. Airport.
Are London Heathrow to Hanoi Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so not always. While last-minute deals between Heathrow Airport and HAN are of course possible, it also makes sense to monitor prices well before you fly. In fact, some air carriers announce their prices up to 12 months ahead of the departure date. Expedia is continuously updating the biggest airfare bargains around, so check back often and be ready to pounce when the price dips.

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