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Cheap flights from London City Airport to Sumatra from £378

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — KNO
10 Jun — 17 Jun1
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 11 May 2026.

Mon 13/709:15
LCY
-
KNO
2 stops48h 00m
Multiple Airlines
Mon 27/716:00
KNO
-
LCY
2 stops22h 40m
Multiple Airlines
Deal found 8/5£1,039
Tue 28/709:15
LCY
-
KNO
2 stops40h 45m
SWISS
Wed 19/808:50
KNO
-
LCY
2 stops29h 50m
SWISS
Deal found 7/5£1,151
Mon 27/718:00
LCY
-
KNO
2 stops32h 00m
SWISS
Sat 8/808:50
KNO
-
LCY
2 stops39h 50m
SWISS
Deal found 9/5£1,342
Sat 3/1008:25
LCY
-
KNO
2 stops42h 05m
KLM
Fri 6/1116:50
KNO
-
LCY
2 stops23h 40m
KLM
Deal found 11/5£1,386
Wed 9/917:10
LCY
-
KNO
2 stops33h 20m
KLM
Tue 22/915:45
KNO
-
LCY
2 stops31h 35m
KLM
Deal found 7/5£1,447
Sun 21/620:45
LCY
-
KNO
2 stops53h 45m
KLM
Mon 6/715:45
KNO
-
LCY
2 stops32h 45m
KLM
Deal found 10/5£1,450
Sat 25/712:15
LCY
-
KNO
2 stops37h 45m
Multiple Airlines
Sat 8/816:00
KNO
-
LCY
2 stops27h 45m
Multiple Airlines
Deal found 9/5£1,465
Thu 24/1217:45
LCY
-
PDG
2 stops35h 25m
Multiple Airlines
Sat 9/112:50
PDG
-
LCY
2 stops30h 50m
Multiple Airlines
Deal found 10/5£2,385

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 11 May 2026.

Round-trip from

£1,039

One-way from

£378

Popular in

July

Cheapest in

November

Average price

£598
13/7-27/7
  • 13/7-27/7
  • 4 total stops
  • 70h 40m total
  • London to Sumatra
Search Deals
7/10
  • 7/10
  • 3 total stops
  • 31h 20m total
  • London to Sumatra
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£134 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 11 May 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

Tue 28/7

09:15-08:00

2 stops40h 45m

Medan Kuala Namu Intl

Wed 19/8

08:50-08:40

2 stops29h 50m

£1,151

LondonMedan

LCY - KNO

LCYKNO

London City

Sat 3/10

08:25-08:30

2 stops42h 05m

Medan Kuala Namu Intl

Fri 6/11

16:50-09:30

2 stops23h 40m

£1,386

LondonMedan

LCY - KNO

LCYKNO

London City

Wed 9/9

17:10-08:30

2 stops33h 20m

Medan Kuala Namu Intl

Tue 22/9

15:45-17:20

2 stops31h 35m

£1,447

LondonMedan

LCY - KNO

LCYKNO

London City

Sun 21/6

20:45-08:30

2 stops53h 45m

Medan Kuala Namu Intl

Mon 6/7

15:45-18:30

2 stops32h 45m

£1,450

LondonMedan

LCY - KNO

LCYKNO

London City

Sat 25/7

12:15-08:00

2 stops37h 45m

Medan Kuala Namu Intl

Sat 8/8

16:00-13:45

2 stops27h 45m

£1,465
Fastest return journey

LondonMedan

LCY - KNO

LCYKNO

London City

Mon 13/7

08:10-08:00

2 stops17h 50m

Medan Kuala Namu Intl

Tue 28/7

08:50-12:35

2 stops33h 45m

£2,058
Cheapest one-way

LondonMedan

LCY - KNO

LCYKNO

London City

Wed 7/10

09:00-22:20

3 stops31h 20m

£378

LondonPadang

LCY - PDG

LCYPDG

London City

Tue 6/10

10:00-16:00

3 stops48h 00m

£472
Fastest single journey

LondonMedan

LCY - KNO

LCYKNO

London City

Tue 6/10

18:05-19:35

2 stops19h 30m

£757

LondonMedan

LCY - KNO

LCYKNO

London City

Mon 5/10

17:50-08:30

2 stops32h 40m

£768

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 15 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 40h 45m. Fly via SWISS or KLM to get the fastest option. Airlines will cover a distance of 6395 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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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