S$ 257+ 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 6-2. 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
11 Jan — 18 Jan1
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 12 December 2025.

Cheapest airline

easyJet

Good round-trip deal

S$ 231 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$ 127).
Price to beat on a round-trip flight from London Heathrow.
Price to beat on a one-way flight from London Heathrow.

Find flights from Heathrow

Enter your travel dates to find the best prices.

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 12 December 2025.

Wed 15-413:05LHR - YYZ
1 stop14h 05mIcelandair
Thu 30-423:20YYZ - LHR
1 stop16h 00mIcelandair
Deal found 10-12S$ 680
Sat 11-421:25LHR - YYZ
1 stop26h 45mIcelandair
Thu 30-423:20YYZ - LHR
1 stop16h 00mIcelandair
Deal found 10-12S$ 681
Mon 13-421:25LHR - YYZ
1 stop26h 45mIcelandair
Thu 30-423:20YYZ - LHR
1 stop16h 00mIcelandair
Deal found 10-12S$ 684
Wed 13-513:05LHR - YYZ
1 stop11h 05mIcelandair
Fri 22-520:45YYZ - LHR
1 stop18h 35mIcelandair
Deal found 10-12S$ 688
Sun 10-521:25LHR - YYZ
1 stop26h 45mIcelandair
Fri 22-520:45YYZ - LHR
1 stop18h 35mIcelandair
Deal found 10-12S$ 690
Sun 8-207:40LHR - YYZ
1 stop12h 10mLufthansa
Sun 15-218:10YYZ - LHR
Nonstop7h 20mLufthansa
Deal found 10-12S$ 694
Mon 16-319:50LHR - YYZ
2 stops24h 50mScandinavian Airlines
Fri 20-318:10YYZ - LHR
1 stop17h 50mScandinavian Airlines
Deal found 10-12S$ 695
Fri 6-213:30LHR - YYZ
1 stop11h 15mLufthansa
Fri 13-218:10YYZ - LHR
Nonstop7h 20mLufthansa
Deal found 10-12S$ 697
Sun 18-112:15LHR - YYZ
1 stop11h 00mIcelandair
Wed 21-119:40YYZ - LHR
1 stop18h 50mIcelandair
Deal found 10-12S$ 698
Tue 13-109:30LHR - YYZ
1 stop11h 45mLufthansa
Wed 21-123:00YYZ - LHR
Nonstop7h 20mLufthansa
Deal found 11-12S$ 699
Tue 10-219:50LHR - YYZ
2 stops24h 50mScandinavian Airlines
Tue 17-217:10YYZ - LHR
2 stops18h 15mScandinavian Airlines
Deal found 10-12S$ 701
Tue 3-319:50LHR - YYZ
2 stops24h 50mScandinavian Airlines
Sun 8-318:10YYZ - LHR
2 stops16h 25mScandinavian Airlines
Deal found 12-12S$ 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 12 December 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

Sun 8-2

07:40-14:50

1 stop12h 10m

Toronto Pearson Intl

Sat 14-2

20:25-08:30

Nonstop7h 05m

S$ 694

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 5-3

19:50-15:40

2 stops24h 50m

Toronto Pearson Intl

Sun 8-3

18:10-16:00

1 stop17h 50m

S$ 698

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 3-3

19:50-15:40

2 stops24h 50m

Toronto Pearson Intl

Sun 8-3

18:10-16:25

2 stops18h 15m

S$ 701

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Wed 7-1

11:30-10:22

2 stops27h 52m

New York LaGuardia

Wed 28-1

14:20-07:55

1 stop12h 35m

S$ 729

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 16-3

21:05-16:40

2 stops23h 35m

Toronto Pearson Intl

Wed 25-3

18:10-16:25

2 stops18h 15m

S$ 732

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 15-5

16:30-14:05

1 stop26h 35m

Toronto Pearson Intl

Tue 26-5

17:00-15:40

1 stop17h 40m

S$ 748

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 24-1

07:30-17:49

2 stops15h 19m

Toronto Pearson Intl

Sat 31-1

16:30-10:25

1 stop12h 55m

S$ 764

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 14-1

07:30-17:49

2 stops15h 19m

Toronto Pearson Intl

Wed 21-1

12:10-06:20

2 stops13h 10m

S$ 765

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 20-1

07:30-18:16

2 stops15h 46m

Toronto Pearson Intl

Tue 27-1

14:15-08:25

2 stops13h 10m

S$ 765

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 2-2

09:00-19:31

2 stops15h 31m

New York LaGuardia

Mon 9-2

16:00-06:50

1 stop9h 50m

S$ 773

Flights are sorted by cheapest return flights first.

Deals found on 9-12

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 5 December 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$ 958). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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.

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

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

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

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

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

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

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

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

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

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

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Overall

8.1

Food

7.8

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 12 December 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, Ahmedabad. 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$ 1,086 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$ 117). TAP AIR PORTUGAL flights from London Heathrow Airport to Lisbon Humberto Delgado (S$ 205). Icelandair flights from London Heathrow Airport to Reykjavik Keflavik Intl (S$ 260).

  • 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$ 1,118
    London Heathrow to Manama from S$ 1,614
    London Heathrow to New Delhi from S$ 1,640
    London Heathrow to Toronto Pearson Intl Airport from S$ 1,744

  • 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$ 327.

  • 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$ 668 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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