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Cheap flights from London City Airport to Sumatra from £812

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — KNO
17 Apr — 24 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London City to Sumatra

Enter your travel dates to find the best prices.

Cheapest flights from London City to Sumatra
Explore the most affordable flight options available from London City to Sumatra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 March 2026.

Wed 24/618:00
LCY
-
KNO
3 stops21h 20m
Multiple Airlines
Fri 3/705:00
KNO
-
LCY
3 stops33h 25m
Multiple Airlines
Deal found 18/3£812
Thu 17/918:00
LCY
-
KNO
2 stops19h 35m
Multiple Airlines
Wed 30/916:00
KNO
-
LCY
2 stops22h 40m
Multiple Airlines
Deal found 18/3£917
Thu 16/418:00
LCY
-
KNO
2 stops19h 35m
Multiple Airlines
Thu 11/616:00
KNO
-
LCY
2 stops22h 40m
Multiple Airlines
Deal found 14/3£986
Tue 4/809:15
LCY
-
KNO
2 stops28h 20m
SWISS
Tue 18/808:50
KNO
-
LCY
2 stops38h 35m
SWISS
Deal found 14/3£1,226
Thu 17/920:15
LCY
-
KNO
2 stops54h 15m
KLM
Tue 29/915:45
KNO
-
LCY
2 stops23h 45m
KLM
Deal found 18/3£1,294
Wed 15/718:00
LCY
-
KNO
2 stops32h 00m
SWISS
Wed 29/708:50
KNO
-
LCY
2 stops29h 50m
SWISS
Deal found 17/3£1,363
Wed 5/818:00
LCY
-
KNO
2 stops19h 35m
SWISS
Wed 26/808:50
KNO
-
LCY
2 stops29h 50m
SWISS
Deal found 14/3£1,408
Thu 17/920:15
LCY
-
KNO
2 stops54h 15m
KLM
Thu 1/1015:45
KNO
-
LCY
2 stops23h 05m
KLM
Deal found 18/3£1,411
Mon 10/809:15
LCY
-
KNO
2 stops28h 20m
Lufthansa
Mon 24/808:50
KNO
-
LCY
2 stops29h 50m
Lufthansa
Deal found 15/3£1,431
Tue 23/620:15
LCY
-
KNO
2 stops54h 15m
KLM
Thu 2/715:45
KNO
-
LCY
2 stops34h 00m
KLM
Deal found 17/3£1,492
Wed 24/617:50
LCY
-
KNO
2 stops32h 40m
KLM
Thu 2/715:45
KNO
-
LCY
2 stops22h 10m
KLM
Deal found 17/3£1,541
Sun 10/518:00
LCY
-
KNO
2 stops19h 35m
Multiple Airlines
Wed 20/520:25
KNO
-
LCY
2 stops18h 15m
Multiple Airlines
Deal found 15/3£2,006

Find flight deals from London City to Sumatra

Keep the following information in mind while searching for London City to Sumatra flight deals. Data was last updated 18 March 2026.

Round-trip from

£812

Popular in

December

Cheapest in

November

Average price

£626
24/6-3/7
  • 24/6-3/7
  • 6 total stops
  • 54h 45m total
  • London to Sumatra
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£3 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London City 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 18 March 2026.
Use the filters below to find and compare flights from London City Airport to Sumatra that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMedan

LCY - KNO

LCYKNO

London City

Wed 24/6

18:00-21:20

3 stops21h 20m

Medan Kuala Namu Intl

Fri 3/7

05:00-08:25

3 stops33h 25m

£812

LondonMedan

LCY - KNO

LCYKNO

London City

Thu 16/4

18:00-19:35

2 stops19h 35m

Medan Kuala Namu Intl

Thu 11/6

16:00-08:40

2 stops22h 40m

£986

LondonMedan

LCY - KNO

LCYKNO

London City

Tue 23/6

20:15-08:30

2 stops54h 15m

Medan Kuala Namu Intl

Thu 2/7

15:45-19:45

2 stops34h 00m

£1,492

LondonMedan

LCY - KNO

LCYKNO

London City

Sat 9/5

12:15-19:35

2 stops25h 20m

Medan Kuala Namu Intl

Wed 20/5

20:25-08:40

2 stops18h 15m

£2,015
Fastest return journey

LondonMedan

LCY - KNO

LCYKNO

London City

Thu 16/4

18:00-19:35

2 stops19h 35m

Medan Kuala Namu Intl

Wed 10/6

20:25-08:40

2 stops18h 15m

£2,175

LondonMedan

LCY - KNO

LCYKNO

London City

Fri 17/4

17:50-08:30

2 stops32h 40m

Medan Kuala Namu Intl

Thu 11/6

15:45-08:50

2 stops23h 05m

£2,213

LondonMedan

LCY - KNO

LCYKNO

London City

Wed 15/4

13:10-19:35

2 stops24h 25m

Medan Kuala Namu Intl

Wed 10/6

20:25-08:40

2 stops18h 15m

£3,120

LondonMedan

LCY - KNO

LCYKNO

London City

Tue 23/6

13:10-19:35

2 stops24h 25m

Medan Kuala Namu Intl

Thu 2/7

20:25-08:40

2 stops18h 15m

£3,152

LondonMedan

LCY - KNO

LCYKNO

London City

Wed 24/6

18:00-19:35

2 stops19h 35m

Medan Kuala Namu Intl

Thu 2/7

20:25-08:40

2 stops18h 15m

£3,152

LondonPadang

LCY - PDG

LCYPDG

London City

Sat 30/5

08:25-16:30

2 stops26h 05m

Padang Tabing

Tue 16/6

12:00-07:55

3 stops25h 55m

£3,447

Flights are sorted by cheapest return flights first.

Deals found on 14/3

Showing 1-10 of 17 resultsSorted by cheapest first
1
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Best time to book a flight from London City to Sumatra

Have a flexible travel schedule? Discover the best time to fly to Sumatra from London City 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 City Airport to Sumatra
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    There are many flights that can get you from London City Airport to Sumatra in 54h 15m. Fly via KLM to get the fastest option. Airlines will cover a distance of 6395 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London City 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

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How does Cheapflights help users find flights from London City to Sumatra?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London City to Sumatra. 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 London City to Sumatra?

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 Sumatra from London City.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from London City to Sumatra, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from London City 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 City today and book when prices fit your budget.

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