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Cheap flights from London Heathrow Airport to Vietnam from £259

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 14/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SGN
14 nov — 21 nov1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Vietnam

Keep the following information in mind while searching for Heathrow to Vietnam flight deals. Data was last updated 15 ottobre 2025.

Round-trip from

£393

One-way from

£259

Popular in

July

Cheapest in

November

Average price

£615

Good round-trip deal

£651 or less

Good one-way deal

£426 or less
Air China
  • Air China
  • 24/11-16/12
  • 2 total stops
  • 70h 50m total
  • London to Vietnam
Search Deals
Shenzhen Airlines
  • Shenzhen Airlines
  • 14/11
  • 1 total stop
  • 28h 30m total
  • London to Vietnam
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£73 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Vietnam.
Search Deals
Price to beat on a one-way flight from London Heathrow to Vietnam.
Search Deals

Find flight deals from Heathrow to Vietnam

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Vietnam
Explore the most affordable flight options available from Heathrow to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 ottobre 2025.

lun 24/1117:40LHR - HAN
1 stop35h 20mAir China
mar 16/1213:20HAN - LHR
1 stop35h 30mAir China
Deal found 14/10£393
mer 19/1120:25LHR - HAN
1 stop32h 35mAir China
dom 30/1113:20HAN - LHR
1 stop33h 35mAir China
Deal found 14/10£396
lun 17/1120:25LHR - HAN
1 stop32h 35mAir China
gio 27/1113:20HAN - LHR
1 stop35h 30mAir China
Deal found 13/10£397
lun 24/1117:40LHR - HAN
1 stop35h 20mAir China
sab 29/1113:20HAN - LHR
1 stop33h 35mAir China
Deal found 14/10£397
lun 17/1117:40LHR - HAN
1 stop35h 20mAir China
sab 29/1113:20HAN - LHR
1 stop33h 35mAir China
Deal found 13/10£398
dom 23/1117:40LHR - HAN
1 stop35h 15mAir China
sab 13/1213:20HAN - LHR
1 stop33h 35mAir China
Deal found 13/10£399
dom 23/1117:40LHR - HAN
1 stop35h 15mAir China
sab 6/1213:20HAN - LHR
1 stop35h 30mAir China
Deal found 14/10£406
dom 23/1117:40LHR - HAN
1 stop35h 15mAir China
gio 4/1213:20HAN - LHR
1 stop33h 35mAir China
Deal found 14/10£409
dom 23/1117:40LHR - HAN
1 stop35h 15mAir China
dom 7/1213:20HAN - LHR
1 stop33h 35mAir China
Deal found 13/10£409
mar 25/1120:25LHR - HAN
1 stop32h 30mAir China
mer 3/1213:30HAN - LHR
1 stop35h 20mAir China
Deal found 14/10£411
gio 27/1117:40LHR - SGN
1 stop24h 30mAir China
mar 9/1205:00SGN - LHR
1 stop17h 55mAir China
Deal found 14/10£422
gio 6/1121:05LHR - SGN
1 stop15h 50mAir India
sab 22/1121:00SGN - LHR
1 stop21h 30mAir India
Deal found 15/10£423

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Vietnam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 ottobre 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Vietnam that are best for you.

Fly from

Heathrow

Fly to

Vietnam

Route

Depart

Return

Price

LondonNha Trang

LHR - CXR

LHRCXR

London Heathrow

lun 10/11

22:00-17:40

1 stop36h 40m

Nha Trang Cam Ranh

lun 17/11

18:45-14:00

2 stops50h 15m

£456

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

sab 22/11

21:10-01:50

1 stop21h 40m

Ho Chi Minh City

mar 16/12

02:50-19:10

1 stop23h 20m

£463

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

lun 1/12

21:10-13:55

1 stop33h 45m

Hanoi Noibai

sab 27/12

19:40-19:10

1 stop30h 30m

£467

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

lun 3/11

21:10-01:10

1 stop21h 00m

Hanoi Noibai

gio 27/11

02:10-19:10

1 stop24h 00m

£467

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

ven 5/12

21:10-13:55

1 stop33h 45m

Hanoi Noibai

gio 11/12

02:10-19:10

1 stop24h 00m

£467

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

mer 3/12

21:10-13:55

1 stop33h 45m

Hanoi Noibai

sab 13/12

02:10-19:10

1 stop24h 00m

£467

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

dom 7/12

21:10-01:50

1 stop21h 40m

Ho Chi Minh City

ven 19/12

02:50-19:10

1 stop23h 20m

£488

LondonNha Trang

LHR - CXR

LHRCXR

London Heathrow

lun 1/12

22:00-17:40

1 stop36h 40m

Nha Trang Cam Ranh

mer 10/12

18:45-18:35

1 stop30h 50m

£515

LondonNha Trang

LHR - CXR

LHRCXR

London Heathrow

lun 1/12

22:00-17:40

1 stop36h 40m

Nha Trang Cam Ranh

mar 9/12

18:45-18:35

1 stop30h 50m

£515

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

mer 7/1

13:55-18:10

1 stop21h 15m

Hanoi Noibai

dom 22/3

20:00-12:05

1 stop23h 05m

£572

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Vietnam (average of £381). Flying from London Heathrow Airport to Vietnam in August is currently the most expensive (average of £589). 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.

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

Find hourly flight availability from Heathrow to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 ottobre 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Vietnam at midday. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Vietnam. Price data was last updated on 27 October 2024.

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

Reviews of airlines servicing Vietnam

Get insights into the airlines that provide service to Vietnam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vietnam. Reviews last updated 15 ottobre 2025.
See what other customers who have flown with Cathay Pacific, Vietnam Airlines, andShenzhen Airlines from London Heathrow Airport to Vietnam have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,023 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Cathay Pacific
7.6
Good
1,023 reviews
Cathay Pacific
7.6
Good
1,023 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Vietnam Airlines
7.5
Good
203 reviews
Cathay Pacific
7.6
Good
1,023 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Shenzhen Airlines
7.5
Good
20 reviews
Cathay Pacific
7.6
Good
1,023 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Qatar Airways
7.4
Good
3,649 reviews
Cathay Pacific
7.6
Good
1,023 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
China Southern
7.4
Good
116 reviews
Cathay Pacific
7.6
Good
1,023 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

Related info for your journey

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

  • How long is the flight from London Heathrow Airport to Vietnam?

    For as low as £606, China Southern can have you in Vietnam from London Heathrow Airport in 15h 50m. Airlines will cover a distance of 6345 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapet airlines for a one-way flight from London Heathrow Airport to Vietnam are Shenzhen Airlines (£259), Air China (£286), and China Southern (£295).

  • What are the most popular routes from London Heathrow Airport to Vietnam?

    The most popular flight routes from London Heathrow Airport to Vietnam are London Heathrow - Ho Chi Minh City, London Heathrow - Hanoi Noibai and London Heathrow - Da Nang.

  • What are the most reliable airlines from London Heathrow Airport to Vietnam?

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Vietnam consider choosing Vietnam Airlines (56%), Scandinavian Airlines (56%) or Cambodia Angkor Air (56%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London Heathrow Airport to Vietnam?

    On average you can expect to pay £1,553 for a flight from London Heathrow Airport to Vietnam. The cheapest flight overall is £412 while the most popular route, (London Heathrow - Ho Chi Minh City) is currently priced at £358.

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

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

  • How can I find direct flights from Heathrow to Vietnam?

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Vietnam (average of £381). Flying from London Heathrow Airport to Vietnam in August is currently the most expensive (average of £589). 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.

See more FAQs

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Alternative routes for Heathrow to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Heathrow to Vietnam

Discover the top 10 airlines that operate flights from Heathrow to Vietnam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 ottobre 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£372Average£465FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest£384Average£585FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Shenzhen AirlinesCheapest£385Average£467FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air IndiaCheapest£402Average£621FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China EasternCheapest£409Average£549FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Malaysia AirlinesCheapest£519Average£647FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Etihad AirwaysCheapest£532Average£620FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest£544Average£839FlexibilityNo cancel feeOn-time77%
Search Air France flights
Singapore AirlinesCheapest£556Average£747FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Vietnam AirlinesCheapest£569Average£809FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Heathrow to Vietnam via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Vietnam by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Vietnam flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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