Find flights
When to book
FAQs

Cheap flights from London to Semarang from £312

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SRG
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from London to Semarang

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Semarang (SRG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£739

One-way from

£312
15/10-22/10
  • 15/10-22/10
  • 3 total stops
  • 67h 30m total
  • London to Semarang
Search Deals
8/11
  • 8/11
  • 3 total stops
  • 31h 15m total
  • London to Semarang
Search Deals

Find flight deals from London to Semarang

Cheapest flights from London to Semarang
Explore the most affordable flight options available from London to Semarang. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Wed 15/1020:25LHR - SRG
2 stops32h 10mMultiple Airlines
Wed 22/1011:15SRG - LHR
1 stop35h 20mMultiple Airlines
Deal found 15/9£739
Wed 15/1009:00LGW - SRG
2 stops26h 35mMultiple Airlines
Wed 22/1011:40SRG - LGW
2 stops25h 00mMultiple Airlines
Deal found 15/9£867

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Semarang 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 17 September 2025.
Use the filters below to find and compare flights from London to Semarang that are best for you.

Fly from

London

Fly to

Semarang

Route

Depart

Return

Price

LondonSemarang

LHR - SRG

LHRSRG

London Heathrow

Wed 15/10

20:25-10:35

2 stops32h 10m

Semarang Achmad Yani

Wed 22/10

11:15-16:35

1 stop35h 20m

£739

LondonSemarang

LHR - SRG

LHRSRG

London Heathrow

Tue 10/3

08:50-14:40

2 stops22h 50m

Semarang Achmad Yani

Tue 24/3

18:00-14:30

2 stops27h 30m

£740

LondonSemarang

LGW - SRG

LGWSRG

London Gatwick

Tue 10/3

09:20-14:40

2 stops22h 20m

Semarang Achmad Yani

Tue 24/3

12:50-06:25

2 stops24h 35m

£768

LondonSemarang

LGW - SRG

LGWSRG

London Gatwick

Wed 15/10

09:00-17:35

2 stops26h 35m

Semarang Achmad Yani

Wed 22/10

11:40-06:40

2 stops25h 00m

£867

LondonSemarang

LGW - SRG

LGWSRG

London Gatwick

Sat 8/11

06:40-20:55

3 stops31h 15m

£312

LondonSemarang

LHR - SRG

LHRSRG

London Heathrow

Sat 8/11

22:00-10:35

2 stops53h 35m

£389

LondonSemarang

LCY - SRG

LCYSRG

London City

Sat 8/11

10:00-09:00

3 stops40h 00m

£1,690

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight from London to Semarang

Have a flexible travel schedule? Discover the best time to fly to Semarang 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 Semarang
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 to Semarang. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Semarang from London?

    Semarang Achmad Yani (SRG) is the airport you will fly into if you book a flight from London to Semarang. You should not have trouble finding flights to Achmad Yani from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Semarang airport from London. It is only a 3.4 mi journey from Achmad Yani (SRG) to Semarang’s city center.

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

    The most popular flight routes from London to Semarang are London Gatwick - Semarang Achmad Yani, London Heathrow - Semarang Achmad Yani and London City - Semarang Achmad Yani.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Semarang 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Semarang

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Semarang flights
Heathrow to Semarang flights
Heathrow to Surakarta City flights
Manchester to Semarang flights

Top airline flying from London to Semarang

Discover the top airline that operate flights from London to Semarang. 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Garuda IndonesiaCheapest£875Average£943FlexibilityNo cancel feeOn-time71%
Search Garuda Indonesia 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 Semarang?

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

Millions of users choose and trust Cheapflights to book the best flight deals from London to Semarang 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 London to Semarang with no change fees?

Need flexible booking options for your flight to Semarang from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.