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Cheap flights from London Heathrow Airport to Haiphong from £673

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HPH
18 Aug — 25 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Haiphong

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Haiphong
Explore the most affordable flight options available from Heathrow to Haiphong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 July 2026.

Sun 30/822:10
LHR
-
HPH
2 stops29h 30m
Multiple Airlines
Sun 6/920:35
HPH
-
LHR
2 stops28h 45m
Multiple Airlines
Deal found 16/7£718
Tue 29/919:50
LHR
-
HPH
1 stop18h 10m
Vietnam Airlines
Wed 21/1020:35
HPH
-
LHR
1 stop26h 20m
Vietnam Airlines
Deal found 15/7£737
Tue 29/919:50
LHR
-
HPH
1 stop18h 10m
Vietnam Airlines
Mon 19/1006:20
HPH
-
LHR
2 stops64h 35m
Vietnam Airlines
Deal found 15/7£741
Thu 3/1211:00
LHR
-
HPH
1 stop26h 40m
Vietnam Airlines
Mon 7/1216:15
HPH
-
LHR
1 stop22h 00m
Vietnam Airlines
Deal found 19/7£756
Mon 28/918:55
LHR
-
HPH
2 stops22h 10m
Vietnam Airlines
Mon 19/1020:35
HPH
-
LHR
1 stop27h 15m
Vietnam Airlines
Deal found 15/7£765
Tue 29/919:50
LHR
-
HPH
1 stop18h 10m
Vietnam Airlines
Tue 20/1011:25
HPH
-
LHR
2 stops59h 30m
Vietnam Airlines
Deal found 15/7£771
Tue 29/919:50
LHR
-
HPH
1 stop18h 10m
Vietnam Airlines
Sun 18/1011:25
HPH
-
LHR
2 stops60h 25m
Vietnam Airlines
Deal found 15/7£778
Tue 29/919:50
LHR
-
HPH
1 stop18h 10m
Vietnam Airlines
Fri 16/1020:35
HPH
-
LHR
2 stops51h 15m
Vietnam Airlines
Deal found 15/7£786
Thu 1/1018:55
LHR
-
HPH
2 stops33h 55m
Vietnam Airlines
Wed 21/1020:35
HPH
-
LHR
1 stop26h 20m
Vietnam Airlines
Deal found 15/7£790
Sat 21/1111:00
LHR
-
HPH
1 stop25h 15m
Vietnam Airlines
Sun 29/1111:15
HPH
-
LHR
2 stops51h 00m
Vietnam Airlines
Deal found 19/7£794
Mon 28/918:55
LHR
-
HPH
2 stops22h 10m
Vietnam Airlines
Sat 17/1006:20
HPH
-
LHR
2 stops41h 30m
Vietnam Airlines
Deal found 15/7£797

Find flight deals from Heathrow to Haiphong

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Haiphong (HPH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 July 2026.

Round-trip from

£718

One-way from

£673
30/8-6/9
  • 30/8-6/9
  • 4 total stops
  • 58h 15m total
  • London to Haiphong
Search Deals
Vietnam Airlines
  • Vietnam Airlines
  • 14/1
  • 1 total stop
  • 21h 40m total
  • London to Haiphong
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Haiphong 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 19 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Haiphong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Tue 29/9

19:50-20:00

1 stop18h 10m

Haiphong Catbi

Mon 19/10

06:20-16:55

2 stops64h 35m

£741

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Mon 28/9

18:55-23:05

2 stops22h 10m

Haiphong Catbi

Wed 21/10

16:20-16:55

1 stop30h 35m

£765

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Sat 21/11

11:00-19:15

1 stop25h 15m

Haiphong Catbi

Sun 29/11

11:15-07:15

2 stops51h 00m

£794

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Sat 21/11

11:00-15:40

1 stop21h 40m

Haiphong Catbi

Mon 30/11

11:15-07:15

2 stops27h 00m

£794
Fastest return journey

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Mon 31/8

16:00-20:00

2 stops22h 00m

Haiphong Catbi

Tue 15/9

10:15-06:30

2 stops26h 15m

£828
Cheapest one-way

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Tue 12/1

11:00-10:45

2 stops40h 45m

£679
Fastest single journey

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Mon 11/1

11:00-10:40

2 stops40h 40m

£679

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Thu 14/1

11:00-10:45

2 stops40h 45m

£679

LondonHaiphong

LHR - HPH

LHRHPH

London Heathrow

Fri 15/1

11:00-10:40

2 stops40h 40m

£684

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Sorted by cheapest first

Best time to book a flight from Heathrow to Haiphong

Have a flexible travel schedule? Discover the best time to fly to Haiphong 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.

Related info for your journey

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

  • What airport do you fly into for flights to Haiphong from London Heathrow?

    Located just 4.1 mi from the city center, Haiphong Catbi is the airport most travelers will use when flying to Haiphong from London Heathrow. Booking flights from London Heathrow to Catbi (HPH) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 0 different airlines.

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

    There are many flights that can get you from London Heathrow Airport to Haiphong in 18h 10m. Fly via Vietnam Airlines to get the fastest option. London Heathrow Airport and Haiphong are separated by a distance of 5794 mi.

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

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

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

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

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

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

See more FAQs

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Deals for Heathrow to Haiphong flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Haiphong from Heathrow.

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

Need flexible booking options for your flight to Haiphong from Heathrow? 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 Heathrow to Haiphong 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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