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Cheap flights from Vietnam to London Heathrow Airport from £174

SGN — LHR
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Vietnam to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Vietnam to Heathrow

Mon 9/1104:30 -
1 stop20h 20m
Tue 24/1117:45 -
1 stop35h 10m
Deal found 6/9£424
Mon 9/1104:30 -
1 stop18h 25m
Sun 29/1120:25 -
1 stop23h 50m
Deal found 9/9£426
Tue 3/1104:30 -
1 stop20h 20m
Thu 12/1117:45 -
1 stop26h 30m
Deal found 8/9£428
Sun 8/1104:30 -
1 stop18h 25m
Sun 29/1120:25 -
1 stop23h 50m
Deal found 9/9£430
Fri 20/1104:30 -
1 stop18h 25m
Sun 29/1120:25 -
1 stop23h 50m
Deal found 6/9£432
Sun 15/1104:30 -
1 stop18h 25m
Wed 2/1217:45 -
1 stop35h 10m
Deal found 9/9£435
Sat 24/1005:10 -
1 stop21h 15m
Sat 31/1021:10 -
1 stop21h 40m
Deal found 9/9£449
Tue 20/1012:20 -
3 stops35h 25m
Tue 27/1020:50 -
2 stops31h 25m
Deal found 5/9£452
Sat 24/1002:50 -
1 stop23h 20m
Sun 1/1121:10 -
1 stop21h 40m
Deal found 9/9£456
Fri 13/1108:00 -
1 stop17h 35m
Sat 21/1122:00 -
1 stop34h 05m
Deal found 5/9£474
Thu 22/1008:00 -
1 stop17h 20m
Thu 29/1022:00 -
1 stop29h 40m
Deal found 8/9£475
Wed 21/1002:50 -
1 stop23h 00m
Sun 1/1121:10 -
1 stop21h 40m
Deal found 9/9£486

Find flight deals from Vietnam to Heathrow

Round-trip from

£424

One-way from

£174

Popular in

September

Cheapest in

October

Average price

£843

Good round-trip deal

£993 or less

Good one-way deal

£438 or less
Air China
  • Air China
  • 9/11-24/11
  • 2 total stops
  • 55h 30m total
  • Vietnam to London
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China Southern
  • China Southern
  • 11/10-31/12
  • 1 total stop
  • 29h 35m total
  • Vietnam to London
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Vietnam to London Heathrow.
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Price to beat on a one-way flight from Vietnam to London Heathrow.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Da NangLondon

DAD Da Nang - LHR London Heathrow

DADLHR

Da Nang

Tue 10/11

07:45-15:55

2 stops39h 10m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£217

Da NangLondon

DAD Da Nang - LHR London Heathrow

DADLHR

Da Nang

Sat 21/11

23:45-21:20

3 stops28h 35m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£246

Da NangLondon

DAD Da Nang - LHR London Heathrow

DADLHR

Da Nang

Fri 2/10

12:50-06:30

2 stops23h 40m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£246

Da NangLondon

DAD Da Nang - LHR London Heathrow

DADLHR

Da Nang

Wed 23/9

12:50-19:10

2 stops36h 20m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£248

Phu QuocLondon

PQC Phu Quoc Duong Dang - LHR London Heathrow

PQCLHR

Phu Quoc Duong Dang

Wed 23/12

07:35-15:55

2 stops39h 20m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£271

Da NangLondon

DAD Da Nang - LHR London Heathrow

DADLHR

Da Nang

Sun 20/9

23:00-11:30

2 stops42h 30m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£283

Ho Chi Minh CityLondon

SGN Ho Chi Minh City - LHR London Heathrow

SGNLHR

Ho Chi Minh City

Wed 25/11

11:55-16:50

3 stops35h 55m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£326

HanoiLondon

HAN Hanoi Noibai - LHR London Heathrow

HANLHR

Hanoi Noibai

Tue 10/11

00:45-07:15

Nonstop13h 30m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£344

Phu QuocLondon

PQC Phu Quoc Duong Dang - LHR London Heathrow

PQCLHR

Phu Quoc Duong Dang

Thu 24/12

09:50-07:15

1 stop28h 25m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£348

Da NangLondon

DAD Da Nang - LHR London Heathrow

DADLHR

Da Nang

Thu 12/11

20:20-07:15

1 stop17h 55m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£353

Flights are sorted by cheapest return flights first.

Deals found on 4/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Vietnam to Heathrow

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

Cheapflights Insights

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

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

Currently, October is the cheapest month in which you can book a flight from Vietnam to London Heathrow Airport (average of £604). Flying from Vietnam to London Heathrow Airport in July is currently the most expensive (average of £912). 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 VN to LHR?

When flying from Vietnam to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from Vietnam to London delayed?

About 21% of weekly flights between Vietnam and London have experienced delays in the past year, with the average delay time being 106 minutes.

What is the most punctual flight time for Vietnam to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Vietnam to London flights?

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 21% of flights being delayed.

Reviews of airlines servicing Heathrow

Check out reviews from past customers who have flown with Emirates,Vietnam Airlines, andQatar Airways from Vietnam to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,657 reviews
Check prices

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.4

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Emirates
8.1
Very Good
3,657 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.4

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Vietnam Airlines
7.7
Good
286 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.4

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Qatar Airways
7.4
Good
3,734 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.4

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Etihad Airways
7.3
Good
1,534 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.4

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
China Southern
7.3
Good
172 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.4

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

Related info for your journey

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

    Airlines like Etihad Airways, China Eastern, and Emirates fly from Vietnam to London Heathrow Airport in about 17h 30m. The time it takes to get you to your destination can typically vary by up to 18h 05m. The distance between Vietnam and London Heathrow Airport is about 5736 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as £137 on Etihad Airways. Other airlines that offer cheap prices include China Eastern from £139 and Shenzhen Airlines from £169 one-way.

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

    The most popular route from Vietnam to London Heathrow Airport is Hanoi Noibai - London Heathrow. You may also consider Ho Chi Minh City - London Heathrow or Da Nang - London Heathrow.

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

    Looking for the cheapest flight from Vietnam to London Heathrow Airport? While on average our users pay £997, our data indicates the cheapest price to be £354. The most popular route (Hanoi Noibai - London Heathrow), is priced around £473.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Vietnam 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.

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

    Currently, October is the cheapest month in which you can book a flight from Vietnam to London Heathrow Airport (average of £604). Flying from Vietnam to London Heathrow Airport in July is currently the most expensive (average of £912). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Northampton
Croydon
Colchester
Eastbourne
Brentford
Enfield
Southend-on-Sea
Barnet
Salisbury
Watford
Southall
Swindon

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Vietnam to Heathrow

AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£219Average£498FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Etihad AirwaysCheapest£406Average£640FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£616Average£699FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£653Average£702FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Vietnam AirlinesCheapest£750Average£917FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Vietnam to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Vietnam to Heathrow.

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

Need flexible booking options for your flight to Heathrow from Vietnam? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Vietnam to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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