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£334+ Cheap flights to Sumatra

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
— KNO
31 Jul — 7 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Sumatra in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Sumatra
Explore the most affordable flight options available to Sumatra. Find the lowest fares based on data from user searches, with prices last updated on 1 July 2026.

Wed 23/918:35
LGW
-
KNO
2 stops19h 00m
SWISS
Wed 30/908:50
KNO
-
LGW
2 stops29h 35m
SWISS
Deal found 28/6£559
Fri 6/1117:45
LCY
-
KNO
2 stops18h 55m
Multiple Airlines
Sun 15/1108:50
KNO
-
LCY
2 stops31h 25m
Multiple Airlines
Deal found 30/6£625
Fri 6/1111:05
LGW
-
KNO
2 stops25h 35m
Multiple Airlines
Sun 15/1116:35
KNO
-
LGW
2 stops45h 20m
Multiple Airlines
Deal found 30/6£630
Wed 23/909:25
LHR
-
KNO
1 stop28h 10m
Singapore Airlines
Wed 30/920:25
KNO
-
LHR
1 stop29h 05m
Singapore Airlines
Deal found 28/6£759
Wed 9/910:25
LGW
-
KNO
1 stop19h 30m
Multiple Airlines
Tue 22/917:50
KNO
-
LGW
1 stop19h 35m
Multiple Airlines
Deal found 26/6£763
Tue 7/722:15
LHR
-
KNO
2 stops35h 00m
Multiple Airlines
Tue 14/706:10
KNO
-
LHR
2 stops18h 35m
Multiple Airlines
Deal found 30/6£764
Wed 23/916:55
LGW
-
KNO
2 stops39h 40m
Multiple Airlines
Wed 30/916:00
KNO
-
LGW
1 stop23h 40m
Multiple Airlines
Deal found 28/6£790
Tue 1/920:35
LHR
-
KNO
1 stop17h 00m
Singapore Airlines
Tue 15/920:25
KNO
-
LHR
1 stop29h 05m
Singapore Airlines
Deal found 1/7£791
Fri 6/1117:30
LHR
-
KNO
2 stops19h 10m
Multiple Airlines
Sun 15/1116:35
KNO
-
LHR
2 stops22h 30m
Multiple Airlines
Deal found 30/6£800
Wed 9/911:20
LHR
-
KNO
1 stop26h 15m
Singapore Airlines
Tue 22/920:25
KNO
-
LHR
1 stop25h 20m
Singapore Airlines
Deal found 26/6£806
Mon 29/611:35
LGW
-
KNO
2 stops25h 40m
Multiple Airlines
Mon 6/706:10
KNO
-
LGW
2 stops30h 30m
Multiple Airlines
Deal found 27/6£816
Tue 7/718:00
LGW
-
KNO
3 stops32h 00m
Multiple Airlines
Tue 14/716:00
KNO
-
LGW
3 stops36h 55m
Multiple Airlines
Deal found 30/6£821

Find flights to Sumatra

Browse one-way and return flights deals to Sumatra on Cheapflights. Flight deals are based on user searches and were last updated on 1 July 2026
Explore Sumatra
Flights to Medan
Flights to Padang

Find flight deals to Sumatra

Find the latest flights to Sumatra in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 1 July 2026.

Return from

£559

One-way from

£334

Popular in

December

Cheapest in

March

Average price

£1,113
SWISS
  • SWISS
  • 23/9-30/9
  • 4 total stops
  • 48h 35m total
  • London to Medan
Search Deals
24/9
  • 24/9
  • 2 total stops
  • 38h 35m total
  • London to Sumatra
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£35 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Sumatra that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 1 July 2026.
Use the filters below to find and compare flights to Sumatra that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonMedan

LCY - KNO

LCYKNO

London City

Fri 6/11

17:45-19:40

2 stops18h 55m

Medan Kuala Namu Intl

Sun 15/11

08:50-09:15

2 stops31h 25m

£625

LondonMedan

LGW - KNO

LGWKNO

London Gatwick

Wed 9/9

10:25-11:55

1 stop19h 30m

Medan Kuala Namu Intl

Tue 22/9

17:50-07:25

1 stop19h 35m

£763

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Tue 1/9

20:35-19:35

1 stop17h 00m

Medan Kuala Namu Intl

Tue 15/9

20:25-19:30

1 stop29h 05m

£791

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Fri 6/11

17:30-19:40

2 stops19h 10m

Medan Kuala Namu Intl

Sun 15/11

16:35-08:05

2 stops22h 30m

£800

LondonMedan

LHR - KNO

LHRKNO

London Heathrow

Wed 9/9

11:20-19:35

1 stop26h 15m

Medan Kuala Namu Intl

Tue 22/9

20:25-15:45

1 stop25h 20m

£806

LondonPadang

STN - PDG

STNPDG

London Stansted

Thu 12/11

20:15-11:15

2 stops56h 00m

Padang Tabing

Mon 16/11

12:00-12:05

2 stops31h 05m

£865

LondonPadang

LHR - PDG

LHRPDG

London Heathrow

Wed 25/11

19:20-11:15

2 stops32h 55m

Padang Tabing

Sun 29/11

12:00-18:10

2 stops37h 10m

£899

LondonPadang

LGW - PDG

LGWPDG

London Gatwick

Mon 16/11

09:40-11:15

2 stops42h 35m

Padang Tabing

Fri 20/11

12:00-06:40

2 stops49h 40m

£901

LondonPadang

LGW - PDG

LGWPDG

London Gatwick

Wed 4/11

20:25-11:15

2 stops31h 50m

Padang Tabing

Sun 8/11

12:00-06:40

2 stops25h 40m

£901

LondonPadang

LHR - PDG

LHRPDG

London Heathrow

Mon 16/11

15:50-11:15

2 stops36h 25m

Padang Tabing

Fri 20/11

12:00-07:10

2 stops26h 10m

£926

Flights are sorted by cheapest return flights first.

Deals found on 27/6

Showing 1-10 of 49 resultsSorted by cheapest first
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5

Best time to book a flight to Sumatra

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

How long is the flight to Sumatra?

On average, a flight from London to Sumatra takes 23 hours 24 minutes. Flights to Sumatra from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Sumatra?

The most popular airlines flying from London to Sumatra are Singapore Airlines, Etihad Airways and Malaysia Airlines.

Singapore Airlines
Singapore Airlines
From £392
Etihad Airways
Etihad Airways
From £465
Malaysia Airlines
Malaysia Airlines
From £551

What are the cheapest airlines that fly to Sumatra?

The cheapest airlines flying from London to Sumatra are Etihad Airways, Malaysia Airlines and Singapore Airlines.

Rainfall in Sumatra by month

Plan your trip to Sumatra by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sumatra ranges from 80.0 - 270.0 inches per month. October is typically the wettest month, when rainfall can reach 270.0 mm. February is typically the driest time to visit Sumatra when rainfall is around 80.0 mm.

Temperature in Sumatra by month

Plan your trip to Sumatra by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sumatra, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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 1 July 2026.
Read through reviews of airlines serving Indonesia, such as Singapore Airlines and Etihad Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,557 reviews
Check prices

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
Singapore Airlines
8.2
Very Good
1,557 reviews
Singapore Airlines
8.2
Very Good
1,557 reviews
Check prices

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
Etihad Airways
7.3
Good
1,471 reviews
Singapore Airlines
8.2
Very Good
1,557 reviews
Check prices

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

FAQs about flying to Sumatra

  • Can I find cheaper flights to Sumatra if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Sumatra on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Sumatra?

    Based on reviews from Cheapflights users, Etihad Airways is rated the highest out of the airlines that fly to Sumatra.

  • How much is a return flight to Sumatra?

    A return flight to Sumatra will typically cost around £97, however they can be found for as little as £47.

  • Where does the fastest flight to Sumatra depart from?

    For those looking to save time traveling to Sumatra, London offers the quickest one-way flight (17 hours 0 minutes).

  • Does Medan Kuala Namu Intl have car hire?

    Yes. Those touching down at Medan Kuala Namu Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Medan Kuala Namu Intl?

    Yes. Medan Kuala Namu Intl has hotels nearby for those requiring accommodations. Anara Sky Kualanamu Hotel is the closest property to Medan Kuala Namu Intl (0.0 mi away from Medan Kuala Namu Intl).

See more FAQs

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Deals for 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 to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets 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.

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

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