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Cheap flights from London to Semarang from £1,735

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SRG
27 Mar — 3 Apr1
1 adult

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 22 March 2025.

Thu 1/519:50LHR - SRG
2 stops31h 10mGaruda Indonesia
Thu 8/509:45SRG - LHR
2 stops27h 20mGaruda Indonesia
Deal found 22/3£1,735

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 22 March 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

Thu 1/5

19:50-09:00

2 stops31h 10m

Semarang Achmad Yani

Thu 8/5

09:45-07:05

2 stops27h 20m

£1,735

Flights are sorted by cheapest return flights first.

Deals found on 22/3

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

Rainfall in Semarang by month

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

In terms of precipitation, rainfall in Semarang ranges from 60.0 - 430.0 inches per month. January is typically the wettest month, when rainfall can reach 430.0 mm. August is typically the driest time to visit Semarang when rainfall is around 60.0 mm.

Temperature in Semarang by month

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

If weather is an important factor for your trip to Semarang, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

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 Heathrow - Semarang Achmad Yani, London City - Semarang Achmad Yani and London Gatwick - 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

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Alternative routes for London to Semarang

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Surakarta City flights
Heathrow to Semarang flights
Manchester to Semarang flights
Gatwick 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 22 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Garuda IndonesiaCheapest£923Average£1,134FlexibilityNo cancel feeOn-time71%
Search Garuda Indonesia flights

Fly with Cheapflights

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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.

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