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Cheap flights from London to Sumatra from £573

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — KNO
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Sumatra

Keep the following information in mind while searching for London to Sumatra flight deals. Data was last updated 9 January 2026.

Round-trip from

£573

Popular in

December

Cheapest in

November

Average price

£591
Etihad Airways
  • Etihad Airways
  • 26/1-25/2
  • 2 total stops
  • 68h 10m total
  • London to Sumatra
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 5% potential price decrease (£30 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from London to Sumatra

Enter your travel dates to find the best prices.

Cheapest flights from London to Sumatra
Explore the most affordable flight options available from London to Sumatra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 January 2026.

Mon 26/113:55LHR - KNO
1 stop33h 45mEtihad Airways
Wed 25/208:40KNO - LHR
1 stop34h 25mEtihad Airways
Deal found 7/1£573
Wed 4/313:55LHR - KNO
1 stop33h 45mEtihad Airways
Sun 8/308:40KNO - LHR
1 stop34h 25mEtihad Airways
Deal found 7/1£606
Sat 21/206:55STN - PDG
3 stops46h 15mMultiple Airlines
Sat 28/211:50PDG - STN
2 stops31h 15mMultiple Airlines
Deal found 7/1£617
Mon 26/110:25LHR - KNO
1 stop15h 05mMalaysia Airlines
Tue 17/216:50KNO - LHR
1 stop19h 45mMalaysia Airlines
Deal found 7/1£636
Mon 26/113:55LHR - KNO
1 stop33h 45mEtihad Airways
Tue 17/210:25KNO - LHR
2 stops27h 15mEtihad Airways
Deal found 8/1£640
Mon 26/121:00LHR - KNO
3 stops34h 15mMultiple Airlines
Wed 25/218:50KNO - LHR
1 stop27h 35mMultiple Airlines
Deal found 7/1£649
Sat 21/207:25LGW - PDG
3 stops28h 35mMultiple Airlines
Sat 28/208:00PDG - LGW
2 stops34h 40mMultiple Airlines
Deal found 7/1£675
Sat 21/210:25LHR - PDG
1 stop18h 00mMultiple Airlines
Sat 28/216:20PDG - LHR
2 stops55h 40mMultiple Airlines
Deal found 7/1£701
Mon 26/109:00LGW - KNO
2 stops40h 30mMultiple Airlines
Wed 25/210:30KNO - LGW
2 stops26h 25mMultiple Airlines
Deal found 7/1£757
Wed 4/319:20LHR - PDG
2 stops38h 10mEtihad Airways
Sun 8/317:15PDG - LHR
2 stops28h 15mEtihad Airways
Deal found 7/1£782
Sat 21/221:45LHR - PDG
1 stop31h 25mSingapore Airlines
Sat 28/212:50PDG - LHR
1 stop37h 20mSingapore Airlines
Deal found 7/1£812
Thu 25/610:05LGW - PDG
2 stops43h 10mEmirates
Mon 29/612:00PDG - LGW
2 stops37h 45mEmirates
Deal found 5/1£858

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 9 January 2026.
Use the filters below to find and compare flights from London to Sumatra that are best for you.

Fly from

London

Fly to

Sumatra

Route

Depart

Return

Price

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Mon 26/1

13:55-06:40

1 stop33h 45m

Medan Kuala Namu Intl

Wed 25/2

08:40-12:05

1 stop34h 25m

£573

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Wed 4/3

13:55-06:40

1 stop33h 45m

Medan Kuala Namu Intl

Sun 8/3

08:40-12:05

1 stop34h 25m

£606

LondonPadang

STN - PDG

STNPDG

London Stansted

Sat 21/2

06:55-12:10

3 stops46h 15m

Padang Tabing

Sat 28/2

11:50-12:05

2 stops31h 15m

£617

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Mon 26/1

10:25-08:30

1 stop15h 05m

Medan Kuala Namu Intl

Tue 17/2

16:50-15:25

1 stop29h 35m

£638

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Mon 26/1

13:55-06:40

1 stop33h 45m

Medan Kuala Namu Intl

Tue 17/2

10:25-06:40

2 stops27h 15m

£640

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Mon 26/1

21:00-14:15

3 stops34h 15m

Medan Kuala Namu Intl

Wed 25/2

18:50-15:25

1 stop27h 35m

£649

LondonPadang

LGW - PDG

LGWPDG

London Gatwick

Sat 21/2

07:25-19:00

3 stops28h 35m

Padang Tabing

Sat 28/2

08:00-11:40

2 stops34h 40m

£675

LondonPadang

LHR - PDG

LHRPDG

London Heathrow

Sat 21/2

10:25-11:25

1 stop18h 00m

Padang Tabing

Sat 28/2

16:20-17:00

2 stops55h 40m

£701

LondonPadang

LHR - PDG

LHRPDG

London Heathrow

Wed 4/3

19:20-16:30

2 stops38h 10m

Padang Tabing

Sun 8/3

17:15-14:30

2 stops28h 15m

£782

LondonPadang

LHR - PDG

LHRPDG

London Heathrow

Sat 21/2

21:45-12:10

1 stop31h 25m

Padang Tabing

Sat 28/2

12:50-19:10

1 stop37h 20m

£812

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 27 results
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Best time to book a flight from London to Sumatra

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

What is the cheapest month to book a flight from London to Sumatra?

Currently, May is the cheapest month in which you can book a flight from London to Sumatra (average of £234). Flying from London to Sumatra in July is currently the most expensive (average of £734). 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.

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 9 January 2026.
Get a feel of what it's like to fly with Singapore Airlines, Etihad Airways, andMalaysia Airlines from London 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
1,429 reviews
Check prices

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Overall

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Singapore Airlines
8.1
Very Good
1,429 reviews
Singapore Airlines
8.1
Very Good
1,429 reviews
Check prices

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Overall

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Etihad Airways
7.3
Good
1,361 reviews
Singapore Airlines
8.1
Very Good
1,429 reviews
Check prices

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Overall

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Malaysia Airlines
7.3
Good
289 reviews
Singapore Airlines
8.1
Very Good
1,429 reviews
Check prices

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Overall

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Related info for your journey

Find useful and relevant information for your journey from London to Sumatra. 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 to Sumatra?

    A quick flight from London to Sumatra can take about 15h 05m. Etihad Airways provides one of the quickest options available for as low as £638. The distance from London to Sumatra is about 6416 mi. This flight may include one or multiple stops.

  • What are the most popular routes from London to Sumatra?

    While some choose either London City - Medan Kuala Namu Intl or London Gatwick - Medan Kuala Namu Intl, London Heathrow - Medan Kuala Namu Intl is the most popular route from London to Sumatra.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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.

  • What is the cheapest month to book a flight from London to Sumatra?

    Currently, May is the cheapest month in which you can book a flight from London to Sumatra (average of £234). Flying from London to Sumatra in July is currently the most expensive (average of £734). 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 London to Sumatra

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from London to Sumatra

Discover the top 4 airlines that operate flights from London 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 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£474Average£594FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Malaysia AirlinesCheapest£543Average£654FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapest£590Average£742FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qatar AirwaysCheapest£711Average£1,188FlexibilityNo cancel feeOn-time68%
Search Qatar Airways 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 London to Sumatra?

Deals for London to Sumatra 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 London to Sumatra?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Sumatra for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from London to Sumatra with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sumatra from London today and book when prices fit your budget.

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