₹ 29,395 Find cheap flights from London to Southeast Asia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from London to Southeast Asia departing on 24/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Search hundreds of travel sites at once for deals on flights to Southeast Asia

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Southeast Asia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Southeast Asia, as well as popular online travel agencies

Best Southeast Asia Flight Deals

Cheapest return prices found by our users on KAYAK in the last 72 hours

Singapore
Singapore1 stop₹ 48,654
Port Blair
Port Blair1 stop₹ 87,763

Good to know

Low season

September

High season

December
Best time to beat the crowds (15% less expensive on average)
Most popular time to fly (35% more expensive on average)

FAQs - booking Southeast Asia flights

  • What airport should I fly to visit Mount Bromo in Indonesia?

    If you want to marvel this spectacular mountainscape of Bromo you need to fly into the Surabaya Juanda International Airport (SUB). There are no direct flights from London, but you can stop over at multiple destinations. From the airport you can either book with a travel guide or drive the 2-3 hour journey on the Surabaya-Pasuruan-Wonokitri-Mt Bromo route.

  • Can I sleep at the Noi Bai International Airport (HAN)?

    You can sleep overnight at the Noi Bai International Airport in their special sleeping pods for passengers who want a quick rest after a long flight. The pods are private and offer free Wi-Fi, comfy mattresses, and refreshments, and are located within the airport terminals.

  • Which airport do I fly into to visit Mui Ne?

    Southeast Asias best new beach destination is only a few hours from Ho Chi Minh City. You would need to fly into the Vietnam Tan Son Nhat International Airport (SGN) in the city and then find the best transport for your next step of the journey. You can hire a travel guide or your own car rental for this leg of the journey.

  • Which airport should I fly into to visit the Buddhist monuments of Bagan?

    You need to fly into Nyaung-U Airport (NYU) to access the Bagan Monuments. The flight will need a layover. This is the main airport that serves as the aerial gateway to the Bagan region.  

  • How does KAYAK find such low prices on flights from London to Southeast Asia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Southeast Asia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Southeast Asia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Southeast Asia from London is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London to Southeast Asia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Southeast Asia with an airline and back to London with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Southeast Asia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Southeast Asia from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding cheap flights to Southeast Asia

  • If you are flying from London to Southeast Asia, you will fly from one of the four main London Airports Heathrow (LGW), London City (LCY), and London Stansted (STN) or Gatwick (GTW). As the flight is a long-haul flight you should arrive at the airport 3 hours in advance and you can choose to make use of one of the many Business and VIP Lounges available to you. This is a good idea for some relaxation time and a good meal to prepare you for your onward journey.
  • If your journey from London stops at Singapore Airport Changi (SIN), you can make use of the BeRelax Spa to recover from your long flight. The spa is found at the airport and offers essential wellness and relaxation services like massages, facials and much more. This is the perfect after-flight treat to prepare you for your onward journey.
  • Depending on what destination in Southeast Asia you are flying to, there are multiple routes, stopovers and options, and if you are flying to one of the more remote islands you will probably need to have a connecting flight to the venue. The most popular airlines connecting visitors to Southeast Asia are Singapore Airlines, Etihad, Austrian Airlines, Malaysia Airlines and more. It all depends on your route and destination so click through KAYAK to find your best route.
  • If you are flying into Bangkok (BKK) and want to get a good night's rest after your long-haul flight there is a hotel at the airport grounds. The Novotel Bangkok Airport Hotel is connected to the airport terminal by a walkway and is easily accessible. You can also choose to use the hotel for a business meeting.
  • If you are flying from London into Kuala Lumpur International Airport (KUL), this is one of Southeast Asia’s busiest aviation hubs. After a long-haul flight you might need to relax and have a smoke, so you can luckily find designated smoking lounges at the Satellite Building located at the Mezzanine level 2, South Zone next to the China Air’s Lounge and North Zone next to Singapore Airlines Lounge.
See more tips

Flights from London to Southeast Asia: the best tips from KAYAK users

Insights shared by verified travellers who flew the route from London to Southeast Asia 
Verified travelerFlew with Qantas AirwaysLHR-SINSept 2024
Unless you’re flying Business or First Class, definitely take your own travel pillow - they make a difference.
NorhayatiFlew with Malaysia AirlinesLHR-KULMar 2024
Take MH (Malaysia Airline) coz they are good
OmarFlew with Qantas AirwaysLHR-SINMay 2024
Qantas lounge was crowded. try other One World lounges
Verified travelerFlew with Singapore AirlinesLHR-SINFeb 2024
Flew with Singapore Airlines great experience and efficient transfer to next flight at Changi . Premium economy was worth the extra giving easier boarding and comfortable seats with more room.

Book cheap flights from London to Southeast Asia

Recent return flight deals

 
These are the cheapest return flights from London to Southeast Asia found on KAYAK in the last 72 hours.
12/3Wed
1 stopShenzhen Airlines
36h 20mLHR-SIN
16/3Sun
1 stopShenzhen Airlines
38h 30mSIN-LHR
₹ 48,654
3/5Sat
1 stopShenzhen Airlines
29h 55mLHR-SIN
23/5Fri
1 stopShenzhen Airlines
33h 10mSIN-LHR
₹ 48,908
8/3Sat
1 stopKLM
15h 50mLHR-SIN
16/3Sun
1 stopKLM
17h 05mSIN-LHR
₹ 51,104
18/2Tue
1 stopEtihad Airways
16h 35mLHR-SIN
3/3Mon
1 stopEtihad Airways
19h 20mSIN-LHR
₹ 52,878
21/2Fri
1 stopEtihad Airways
16h 35mLHR-SIN
4/3Tue
1 stopEtihad Airways
19h 20mSIN-LHR
₹ 54,989
10/2Mon
1 stopSWISS
21h 50mLHR-SIN
17/3Mon
1 stopSWISS
20h 55mSIN-LHR
₹ 58,199
9/2Sun
1 stopGulf Air
19h 00mLHR-SIN
20/3Thu
1 stopGulf Air
18h 10mSIN-LHR
₹ 58,453
23/1Thu
1 stopGulf Air
19h 00mLHR-SIN
8/2Sat
1 stopGulf Air
26h 20mSIN-LHR
₹ 58,537
17/2Mon
1 stopSWISS
16h 45mLHR-SIN
24/3Mon
1 stopSWISS
24h 15mSIN-LHR
₹ 60,902
12/3Wed
1 stopKLM
16h 30mLHR-SIN
15/3Sat
1 stopKLM
18h 25mSIN-LHR
₹ 65,801

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Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from London to Southeast Asia found on KAYAK in the last 72 hours.
24/3Mon
1 stopShenzhen Airlines
30h 30mLHR-SIN
₹ 29,395
19/1Sun
1 stopShenzhen Airlines
36h 20mLHR-SIN
₹ 29,480
2/3Sun
3 stops
29h 00mLHR-IXZ
₹ 36,744
24/1Fri
1 stopThai Airways
22h 25mLHR-SIN
₹ 39,025
5/3Wed
2 stopsAir India
15h 15mLHR-IXZ
₹ 39,616
8/12Sun
1 stopThai Airways
16h 45mLHR-SIN
₹ 40,968
24/1Fri
1 stopGulf Air
19h 00mLHR-SIN
₹ 41,136
3/3Mon
2 stops
21h 25mLHR-IXZ
₹ 41,221
4/3Tue
2 stops
18h 15mLHR-IXZ
₹ 43,502
8/12Sun
2 stopsAir India
26h 10mLHR-SIN
₹ 46,205

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Last minute flights from London to Southeast Asia

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from London to Southeast Asia that are departing in the next 10 days.
23/11Sat
multi-stopKLM
18h 50mLHR-SIN
28/12Sat
multi-stopKLM
22h 25mSIN-LHR
₹ 52,878
23/11Sat
multi-stop
18h 50mLHR-SIN
29/12Sun
multi-stop
18h 35mSIN-LHR
₹ 52,962
26/11Tue
multi-stop
15h 10mLHR-SIN
3/12Tue
multi-stop
18h 35mSIN-LHR
₹ 53,300
26/11Tue
directBritish Airways
13h 15mLHR-SIN
3/12Tue
directBritish Airways
14h 25mSIN-LHR
₹ 61,578
22/11Fri
directSingapore Airlines
12h 50mLHR-SIN
27/12Fri
directSingapore Airlines
14h 35mSIN-LHR
₹ 62,592
26/11Tue
directBritish Airways
13h 00mLHR-SIN
4/12Wed
directBritish Airways
14h 25mSIN-LHR
₹ 62,676
22/11Fri
directSingapore Airlines
12h 50mLHR-SIN
29/12Sun
directSingapore Airlines
14h 35mSIN-LHR
₹ 66,308
26/11Tue
multi-stopCathay Pacific
17h 35mLHR-SIN
3/12Tue
multi-stopCathay Pacific
23h 55mSIN-LHR
₹ 76,951
26/11Tue
multi-stopCathay Pacific
21h 20mLHR-SIN
2/12Mon
multi-stopCathay Pacific
24h 35mSIN-LHR
₹ 77,289
24/11Sun
multi-stopEmirates
28h 05mLHR-SIN
26/11Tue
multi-stopEmirates
23h 40mSIN-LHR
₹ 81,682

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Everything you need to know for your flight to Southeast Asia

Cabin class types available on flights to London

Cabin classes available on flights to London. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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