Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Vietnam to London Heathrow Airport from £171

SGN — LHR
23 Oct — 30 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

Wed 4/1104:30 -
1 stop20h 20m
Thu 12/1117:45 -
1 stop26h 30m
Deal found 21/9£427
Thu 5/1104:30 -
1 stop18h 25m
Fri 13/1117:45 -
1 stop26h 30m
Deal found 22/9£429
Mon 9/1104:30 -
1 stop18h 25m
Thu 26/1117:45 -
1 stop26h 30m
Deal found 20/9£430
Mon 2/1104:30 -
1 stop18h 25m
Tue 10/1120:25 -
1 stop23h 50m
Deal found 19/9£430
Mon 9/1104:30 -
1 stop18h 25m
Tue 24/1120:25 -
1 stop23h 50m
Deal found 18/9£433
Sun 8/1104:30 -
1 stop18h 25m
Wed 25/1117:45 -
1 stop35h 10m
Deal found 18/9£434
Wed 18/1102:30 -
1 stop25h 00m
Sun 6/1221:10 -
1 stop32h 40m
Deal found 22/9£437
Sun 8/1102:50 -
1 stop23h 20m
Sun 15/1121:10 -
1 stop21h 40m
Deal found 20/9£441
Wed 4/1104:30 -
1 stop20h 20m
Wed 18/1121:10 -
1 stop37h 30m
Deal found 19/9£442
Wed 4/1102:50 -
1 stop24h 40m
Thu 19/1122:30 -
1 stop20h 20m
Deal found 20/9£442
Wed 11/1104:30 -
1 stop20h 20m
Sun 29/1120:25 -
1 stop23h 50m
Deal found 20/9£442
Mon 19/1002:50 -
1 stop23h 00m
Tue 3/1122:30 -
1 stop20h 00m
Deal found 23/9£442

Find flight deals from Vietnam to Heathrow

Round-trip from

£427

One-way from

£171

Popular in

September

Cheapest in

November

Average price

£881

Good round-trip deal

£910 or less

Good one-way deal

£346 or less
Air China
  • Air China
  • 4/11-12/11
  • 2 total stops
  • 46h 50m total
  • Vietnam to London
Search Deals
China Southern
  • China Southern
  • 23/10-31/12
  • 1 total stop
  • 17h 05m total
  • Vietnam to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£11 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals
Price to beat on a round-trip flight from Vietnam to London Heathrow.
Search Deals
Price to beat on a one-way flight from Vietnam to London Heathrow.
Search Deals

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

Phu QuocLondon

PQC Phu Quoc Duong Dang - LHR London Heathrow

PQCLHR

Phu Quoc Duong Dang

Sun 8/11

17:20-19:10

2 stops32h 50m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£204

Da NangLondon

DAD Da Nang - LHR London Heathrow

DADLHR

Da Nang

Tue 20/10

18:55-20:00

2 stops31h 05m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£207

Da NangLondon

DAD Da Nang - LHR London Heathrow

DADLHR

Da Nang

Thu 26/11

21:30-19:10

2 stops28h 40m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£209

HanoiLondon

HAN Hanoi Noibai - LHR London Heathrow

HANLHR

Hanoi Noibai

Wed 7/10

20:55-19:50

2 stops28h 55m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£210

HanoiLondon

HAN Hanoi Noibai - LHR London Heathrow

HANLHR

Hanoi Noibai

Sun 6/12

21:00-19:10

2 stops29h 10m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£210

Ho Chi Minh CityLondon

SGN Ho Chi Minh City - LHR London Heathrow

SGNLHR

Ho Chi Minh City

Tue 27/10

02:10-17:30

1 stop22h 20m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£215

Phu QuocLondon

PQC Phu Quoc Duong Dang - LHR London Heathrow

PQCLHR

Phu Quoc Duong Dang

Thu 21/1

15:05-17:45

3 stops33h 40m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£216

Ho Chi Minh CityLondon

SGN Ho Chi Minh City - LHR London Heathrow

SGNLHR

Ho Chi Minh City

Sat 12/12

23:10-18:35

2 stops50h 25m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£219

Phu QuocLondon

PQC Phu Quoc Duong Dang - LHR London Heathrow

PQCLHR

Phu Quoc Duong Dang

Thu 25/2

15:05-17:45

3 stops33h 40m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£219

Phu QuocLondon

PQC Phu Quoc Duong Dang - LHR London Heathrow

PQCLHR

Phu Quoc Duong Dang

Sat 7/11

18:40-17:50

2 stops30h 10m

London Heathrow

Wed 31/12

00:00-07:00

Nonstop0h 00m

£238

Flights are sorted by cheapest return flights first.

Deals found on 20/9

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 £588). Flying from Vietnam to London Heathrow Airport in July is currently the most expensive (average of £925). 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.

How often are flights from Vietnam to London delayed?

About 20% 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 20% 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
3,664 reviews
Check prices

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.2

Entertainment

8.2

Comfort

8.0

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
3,664 reviews
Emirates
8.1
Very Good
3,664 reviews
Check prices

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.2

Entertainment

8.2

Comfort

8.0

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
288 reviews
Emirates
8.1
Very Good
3,664 reviews
Check prices

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.2

Entertainment

8.2

Comfort

8.0

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
7.3
Good
3,732 reviews
Emirates
8.1
Very Good
3,664 reviews
Check prices

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.2

Entertainment

8.2

Comfort

8.0

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
1,533 reviews
Emirates
8.1
Very Good
3,664 reviews
Check prices

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.2

Entertainment

8.2

Comfort

8.0

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
3,664 reviews
Check prices

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.2

Entertainment

8.2

Comfort

8.0

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 Air China, Shenzhen Airlines, and Oman Air fly from Vietnam to London Heathrow Airport in about 20h 20m. The time it takes to get you to your destination can typically vary by up to 18h 50m. 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 £139 on Etihad Airways. Other airlines that offer cheap prices include China Eastern from £141 and Shenzhen Airlines from £171 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 Ho Chi Minh City - London Heathrow. You may also consider Hanoi Noibai - 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 £1,011, our data indicates the cheapest price to be £359. The most popular route (Ho Chi Minh City - London Heathrow), is priced around £434.

  • 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 £588). Flying from Vietnam to London Heathrow Airport in July is currently the most expensive (average of £925). 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
Luton
Milton Keynes
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Northampton
Colchester
Eastbourne
Enfield
Brentford
Southend-on-Sea
Barnet
Southall
Watford
Stratford-upon-Avon
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Vietnam to Heathrow

AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£222Average£505FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Etihad AirwaysCheapest£412Average£649FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£625Average£711FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£663Average£713FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Vietnam AirlinesCheapest£761Average£930FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.