Cheap flights from London Heathrow Airport to Semarang from £871
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Heathrow to Semarang
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 11 July 2025.
Round-trip from | £871 |
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Find flight deals from Heathrow to Semarang
Cheapest flights from Heathrow to SemarangExplore the most affordable flight options available from Heathrow to Semarang. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from Heathrow to Semarang. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Heathrow 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 11 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Semarang that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonSemarang
LHR - SRG
LHRSRG
London Heathrow
Mon 25/8
06:50-14:40
3 stops25h 50m
Semarang Achmad Yani
Mon 1/9
15:25-12:25
3 stops27h 00m
LondonSemarang
LHR - SRG
LHRSRG
London Heathrow
Sun 24/8
14:45-19:00
2 stops46h 15m
Semarang Achmad Yani
Sun 31/8
15:25-10:45
2 stops25h 20m
LondonSemarang
LHR - SRG
LHRSRG
London Heathrow
Mon 25/8
20:50-19:05
2 stops40h 15m
Semarang Achmad Yani
Mon 1/9
09:45-19:10
2 stops39h 25m
Best time to book a flight from Heathrow to Semarang
Have a flexible travel schedule? Discover the best time to fly to Semarang from Heathrow with our price prediction graph.
Reviews of airlines servicing Semarang
Get insights into the airlines that provide service to Semarang. 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 Semarang. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with Garuda Indonesia from London Heathrow Airport to Semarang. 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.
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Piero,Sept 2024
SYD - DPS
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Piero,Sept 2024
SYD - DPS
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Semarang. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Heathrow to Semarang
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Heathrow to Semarang
Discover the top airline that operate flights from Heathrow 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 11 July 2025.
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 Heathrow to Semarang?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow 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 Heathrow to Semarang?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Semarang for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Heathrow to Semarang with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Semarang flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Heathrow to Semarang become cheaper?
Yes, Cheapflights offers price alerts on Heathrow to Semarang flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.