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S$ 266+ Cheap flights from London Heathrow Airport

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21-11. 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.
LHR — SIN
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Heathrow

Discover essential information about flights departing from Heathrow, including flight schedules, destinations, airlines operating at the Heathrow airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 28 October 2025.

Cheapest airline

easyJet

Good round-trip deal

S$ 203 or less

Good one-way deal

S$ 109 or less
On average, easyJet currently has the cheapest one-way flight from London Heathrow (avg. price of S$ 109).
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Price to beat on a round-trip flight from London Heathrow.
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Price to beat on a one-way flight from London Heathrow.
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Cheapest flights from Heathrow
Explore the most affordable flight options available from Heathrow. Find the lowest fares based on data from user searches, with prices last updated on 28 October 2025.

Sat 28-212:15LHR - YYZ
1 stop11h 00mIcelandair
Mon 16-320:40YYZ - LHR
1 stop10h 10mIcelandair
Deal found 27-10S$ 652
Fri 27-220:35LHR - YYZ
1 stop26h 40mIcelandair
Sun 8-320:40YYZ - LHR
1 stop10h 10mIcelandair
Deal found 27-10S$ 655
Fri 7-1118:30LHR - SFO
1 stop28h 15mTAP AIR PORTUGAL
Mon 17-1116:35SFO - LHR
1 stop16h 55mTAP AIR PORTUGAL
Deal found 26-10S$ 661
Tue 3-306:40LHR - YYZ
1 stop14h 00mScandinavian Airlines
Fri 6-317:10YYZ - LHR
2 stops20h 20mScandinavian Airlines
Deal found 26-10S$ 672
Sun 19-413:05LHR - YYZ
1 stop11h 05mIcelandair
Tue 28-420:50YYZ - LHR
1 stop10h 05mIcelandair
Deal found 27-10S$ 673
Fri 24-421:25LHR - YYZ
1 stop26h 45mIcelandair
Sun 26-420:50YYZ - LHR
1 stop10h 05mIcelandair
Deal found 27-10S$ 676
Sun 19-413:05LHR - YYZ
1 stop11h 05mIcelandair
Sat 2-520:50YYZ - LHR
1 stop10h 05mIcelandair
Deal found 27-10S$ 682
Mon 20-421:25LHR - YYZ
1 stop26h 45mIcelandair
Thu 30-420:50YYZ - LHR
1 stop18h 30mIcelandair
Deal found 27-10S$ 683
Sat 21-208:50LHR - YYZ
1 stop12h 05mAer Lingus
Sun 1-317:25YYZ - LHR
1 stop11h 45mAer Lingus
Deal found 26-10S$ 690
Sun 11-120:35LHR - YYZ
1 stop26h 40mIcelandair
Tue 14-420:50YYZ - LHR
1 stop10h 05mIcelandair
Deal found 27-10S$ 693
Mon 16-318:50LHR - LAX
1 stop31h 15mLEVEL
Tue 24-320:50LAX - LHR
1 stop29h 20mLEVEL
Deal found 27-10S$ 696
Sun 23-1109:30LHR - YYZ
1 stop11h 45mLufthansa
Sun 30-1117:30YYZ - LHR
1 stop10h 50mLufthansa
Deal found 26-10S$ 703

Find flights from Heathrow within your budget

 
Find flights departing from Heathrow that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 28 October 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 12-11

13:30-19:50

1 stop11h 20m

Toronto Pearson Intl

Wed 24-12

17:30-09:20

1 stop10h 50m

S$ 712

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 7-12

09:30-16:15

1 stop11h 45m

Toronto Pearson Intl

Fri 9-1

17:30-09:20

1 stop10h 50m

S$ 747

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 9-12

09:30-16:15

1 stop11h 45m

Toronto Pearson Intl

Sun 11-1

18:10-06:30

Nonstop7h 20m

S$ 747

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 10-2

07:30-21:51

2 stops19h 21m

Toronto Pearson Intl

Wed 18-2

22:05-10:10

Nonstop7h 05m

S$ 752

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 10-2

11:40-14:50

Nonstop8h 10m

Toronto Pearson Intl

Fri 13-2

18:05-06:15

Nonstop7h 10m

S$ 763

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 17-11

10:00-15:40

1 stop10h 40m

Toronto Pearson Intl

Fri 28-11

07:50-06:20

1 stop17h 30m

S$ 766

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 19-11

10:35-14:35

2 stops36h 00m

San Francisco

Sat 29-11

16:40-18:30

1 stop17h 50m

S$ 768

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 19-2

09:00-16:25

1 stop12h 25m

Toronto Pearson Intl

Mon 23-2

18:45-10:30

1 stop10h 45m

S$ 768

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Thu 4-12

13:30-23:44

2 stops15h 14m

New York LaGuardia

Sun 7-12

19:45-07:10

1 stop30h 25m

S$ 770

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 17-2

06:05-21:59

2 stops20h 54m

Toronto Pearson Intl

Tue 24-2

13:12-08:35

1 stop14h 23m

S$ 770

Flights are sorted by cheapest return flights first.

Deals found on 26-10

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow

Have a flexible travel schedule? Discover the best time to fly from Heathrow 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.

Travel insights for flights from Heathrow

Get recent, data-driven insights about flights from Heathrow including ideal travel times, pricing trends, and more.

When is the best time to book a flight from London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Heathrow to Singapore. Price data was last updated on 24 October 2025.

The price you pay for your flight from London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Heathrow Airport?

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport (average of S$ 693). Flying from London Heathrow Airport in July will prove the most costly (average of S$ 971). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from London Heathrow Airport?

When flying from London Heathrow Airport check dates and pricing for the following: Singapore Airlines, Lufthansa, British Airways, Gulf Air, Etihad Airways. As they depart for the following popular destinations: Singapore.

British Airways
British Airways
From S$ 138
Singapore Airlines
Singapore Airlines
From S$ 933
Lufthansa
Lufthansa
From S$ 969
Icelandair
Icelandair
From S$ 261

What are popular destinations to fly to from London Heathrow Airport?

From London Heathrow Airport you can expect to find greater availability for the following destinations: New York (1,696 flights per day), Paris (623 flights per day) and Los Angeles (308 flights per day).

Munich Franz Josef Strauss
Munich Franz Josef Strauss
From S$ 969
Rome
Rome
From S$ 142
Geneva Geneve-Cointrin
Geneva Geneve-Cointrin
From S$ 166

What is the cheapest place to fly to from London Heathrow Airport?

The cheapest city to fly to from London Heathrow Airport is Newcastle upon Tyne, with prices starting at S$ 109. Explore other affordable destinations below.

Newcastle upon Tyne
Newcastle upon Tyne
From S$ 109
Zurich
Zurich
From S$ 113
Kastrup Copenhagen
Kastrup Copenhagen
From S$ 134
Rome
Rome
From S$ 142

Airline reviews for flights from Heathrow

Get insights into the airlines that provide service from Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Heathrow. In the last 7 days, Cheapflights users made a total of 200,618 searches.
Check out reviews from past customers who have flown Singapore Airlines, Etihad Airways, andGulf Air from London Heathrow Airport to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,388 reviews
Check prices

Food

7.7

Comfort

8.0

Entertainment

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Singapore Airlines
8.1
Very Good
1,388 reviews
Singapore Airlines
8.1
Very Good
1,388 reviews
Check prices

Food

7.7

Comfort

8.0

Entertainment

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Etihad Airways
7.4
Good
1,283 reviews
Singapore Airlines
8.1
Very Good
1,388 reviews
Check prices

Food

7.7

Comfort

8.0

Entertainment

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Gulf Air
7.2
Good
214 reviews
Singapore Airlines
8.1
Very Good
1,388 reviews
Check prices

Food

7.7

Comfort

8.0

Entertainment

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Lufthansa
6.8
Okay
7,532 reviews
Singapore Airlines
8.1
Very Good
1,388 reviews
Check prices

Food

7.7

Comfort

8.0

Entertainment

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
British Airways
6.7
Okay
7,479 reviews
Singapore Airlines
8.1
Very Good
1,388 reviews
Check prices

Food

7.7

Comfort

8.0

Entertainment

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

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Related info for your journey

Access useful and relevant information related to your journey from Heathrow. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 28 October 2025.

  • What are the most popular destinations to fly to from London Heathrow Airport?

    This month, the top selected destinations from London Heathrow Airport are Bangkok Suvarnabhumi Airport, Mumbai, Amritsar. Throughout the year, Bangkok Suvarnabhumi Airport, Mumbai, Ahmedabad are some of the top choices made by users flying from London Heathrow Airport.

  • What is the cheapest flight from London Heathrow Airport to anywhere?

    Users have flown out of London Heathrow Airport for as low as S$ 109 to Newcastle upon Tyne (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 1,075 to fly from London Heathrow Airport.

  • What are the cheapest airlines flying from London Heathrow Airport to anywhere?

    Recently, we've found that British Airways, TAP AIR PORTUGAL, and Icelandair had the cheapest round-trip tickets from London Heathrow Airport. Some of the destinations and prices are as follows: British Airways flights from London Heathrow Airport to Belfast City (S$ 138). TAP AIR PORTUGAL flights from London Heathrow Airport to Lisbon Humberto Delgado (S$ 206). Icelandair flights from London Heathrow Airport to Reykjavik Keflavik Intl (S$ 261).

  • What is the cheapest premium economy flight from London Heathrow Airport?

    Options for some of the cheapest premium economy flights from London Heathrow Airport we have found on Cheapflights are as follows:
    London Heathrow to Barcelona-El Prat Airport from S$ 1,122
    London Heathrow to Toronto Pearson Intl Airport from S$ 1,750
    London Heathrow to New Delhi from S$ 1,811
    London Heathrow to Montreal Pierre Elliott Trudeau Intl Airport from S$ 1,838

  • What is the cheapest first class flight from London Heathrow Airport?

    To fly first-class from London Heathrow Airport on a budget, select a flight to Dublin from S$ 328.

  • What is the cheapest month to fly from London Heathrow Airport?

    Currently, the cheapest month for flights from London Heathrow Airport is May. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from London Heathrow Airport?

    View the cheapest flight destinations from London Heathrow Airport:
    Fly from London to Singapore from S$ 691 round trip

  • How does Cheapflights help users find flights from Heathrow?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Heathrow today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from Heathrow?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Heathrow with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow, users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from Heathrow become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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How does Cheapflights help users find flights from Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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