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Cheap flights from London Heathrow Airport to Sumatra from £369

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KNO
15 Jul — 22 Jul1
1 adult

Cheap flight deals from Heathrow to Sumatra

Keep the following information in mind while searching for Heathrow to Sumatra flight deals. Data was last updated 10 July 2025.

Round-trip from

£464

One-way from

£369

Popular in

December

Cheapest in

September

Average price

£912
Etihad Airways
  • Etihad Airways
  • 17/11-28/11
  • 2 total stops
  • 62h 45m total
  • London to Sumatra
Search Deals
22/8
  • 22/8
  • 3 total stops
  • 24h 35m total
  • London to Sumatra
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£71 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Heathrow to Sumatra

Cheapest flights from Heathrow to Sumatra
Explore the most affordable flight options available from Heathrow to Sumatra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.

Mon 17/1119:20LHR - KNO
1 stop28h 20mEtihad Airways
Fri 28/1108:40KNO - LHR
1 stop34h 25mEtihad Airways
Deal found 9/7£464
Tue 4/1118:40LHR - KNO
2 stops17h 50mSWISS
Mon 17/1108:40KNO - LHR
2 stops33h 35mSWISS
Deal found 9/7£506
Mon 10/1118:40LHR - KNO
2 stops17h 50mMultiple Airlines
Thu 20/1120:15KNO - LHR
2 stops19h 30mMultiple Airlines
Deal found 9/7£545
Tue 4/1120:35LHR - KNO
1 stop28h 20mSingapore Airlines
Mon 17/1120:15KNO - LHR
1 stop29h 55mSingapore Airlines
Deal found 9/7£601
Thu 11/911:00LHR - KNO
1 stop22h 00mMalaysia Airlines
Mon 22/915:45KNO - LHR
1 stop30h 50mMalaysia Airlines
Deal found 9/7£631
Tue 2/909:30LHR - PDG
2 stops24h 10mMultiple Airlines
Tue 16/908:25PDG - LHR
2 stops40h 20mMultiple Airlines
Deal found 9/7£650
Fri 22/820:55LHR - PDG
2 stops32h 20mEtihad Airways
Fri 29/812:00PDG - LHR
2 stops30h 45mEtihad Airways
Deal found 7/7£949
Wed 6/810:50LHR - KNO
2 stops39h 10mLufthansa
Wed 13/808:45KNO - LHR
2 stops29h 55mLufthansa
Deal found 9/7£1,147
Wed 10/908:40LHR - KNO
3 stops42h 50mGaruda Indonesia
Sun 21/919:25KNO - LHR
3 stops43h 35mGaruda Indonesia
Deal found 9/7£1,169
Sun 24/816:50LHR - KNO
2 stops22h 35mEmirates
Sun 31/816:50KNO - LHR
2 stops29h 20mEmirates
Deal found 9/7£1,328
Fri 22/811:25LHR - PDG
1 stop18h 55mSingapore Airlines
Fri 29/817:55PDG - LHR
1 stop18h 00mSingapore Airlines
Deal found 7/7£1,403

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Sumatra 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 10 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Sumatra that are best for you.

Fly from

Heathrow

Fly to

Sumatra

Route

Depart

Return

Price

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Mon 17/11

19:20-06:40

1 stop28h 20m

Medan Kuala Namu Intl

Fri 28/11

08:40-12:05

1 stop34h 25m

£464

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Tue 4/11

18:40-19:30

2 stops17h 50m

Medan Kuala Namu Intl

Mon 17/11

08:40-11:15

2 stops33h 35m

£506

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Mon 10/11

18:40-19:30

2 stops17h 50m

Medan Kuala Namu Intl

Thu 20/11

20:15-08:45

2 stops19h 30m

£545

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Tue 4/11

20:35-07:55

1 stop28h 20m

Medan Kuala Namu Intl

Mon 17/11

20:15-19:10

1 stop29h 55m

£601

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Thu 11/9

11:00-15:00

1 stop22h 00m

Medan Kuala Namu Intl

Mon 22/9

15:45-16:35

1 stop30h 50m

£631

LondonPadang

LHR - PDG

LHRPDG

London Heathrow

Tue 2/9

09:30-15:40

2 stops24h 10m

Padang Tabing

Tue 16/9

08:25-18:45

2 stops40h 20m

£650

LondonPadang

LHR - PDG

LHRPDG

London Heathrow

Fri 22/8

20:55-11:15

2 stops32h 20m

Padang Tabing

Fri 29/8

12:00-12:45

2 stops30h 45m

£949

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Wed 6/8

10:50-08:00

2 stops39h 10m

Medan Kuala Namu Intl

Wed 13/8

08:45-08:40

2 stops29h 55m

£1,147

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Wed 10/9

08:40-09:30

3 stops42h 50m

Medan Kuala Namu Intl

Sun 21/9

19:25-09:00

3 stops43h 35m

£1,169

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Sun 24/8

16:50-21:25

2 stops22h 35m

Medan Kuala Namu Intl

Sun 31/8

16:50-16:10

2 stops29h 20m

£1,328

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 15 results
1
2

Best time to book a flight from Heathrow to Sumatra

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

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

Find hourly flight availability from Heathrow to Sumatra. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 July 2025.

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

Reviews of airlines servicing Sumatra

Get insights into the airlines that provide service to Sumatra. 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 Sumatra. Reviews last updated 10 July 2025.
Get a feel of what it's like to fly with Singapore Airlines, SWISS, andQatar Airways from London Heathrow Airport to Sumatra by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,324 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Singapore Airlines
8.1
Very Good
1,324 reviews
Singapore Airlines
8.1
Very Good
1,324 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
SWISS
7.5
Good
1,652 reviews
Singapore Airlines
8.1
Very Good
1,324 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Qatar Airways
7.4
Good
3,590 reviews
Singapore Airlines
8.1
Very Good
1,324 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Etihad Airways
7.4
Good
1,222 reviews
Singapore Airlines
8.1
Very Good
1,324 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Malaysia Airlines
7.4
Good
266 reviews
Singapore Airlines
8.1
Very Good
1,324 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Related info for your journey

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

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

    £425 is the cheapest one-way deal found within the past few days, from SWISS. You may also be able to find cheap deals on Qatar Airways and Singapore Airlines, with prices starting from £472 and £553, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Sumatra 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Sumatra

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Heathrow to Sumatra

Discover the top 2 airlines that operate flights from Heathrow to Sumatra. 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 10 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapest£592Average£639FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapest£643Average£716FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

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

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Sumatra for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Sumatra from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Heathrow to Sumatra on Cheapflights with our Price Alert feature and get notified when better prices are available.

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