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Cheap flights from Hamilton, Ontario to London Heathrow Airport from £167

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
YHM — LHR
17 Dec — 24 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hamilton to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Hamilton (YHM) to Heathrow (LHR). 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 17 November 2025.

Round-trip from

£495

One-way from

£167

Popular in

December

Cheapest in

November

Average price

£499
WestJet
  • WestJet
  • 23/1-1/2
  • 2 total stops
  • 48h 41m total
  • Hamilton to London
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WestJet
  • WestJet
  • 20/1
  • 1 total stop
  • 26h 05m total
  • Hamilton to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£89 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (£26 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from Hamilton to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Hamilton to Heathrow
Explore the most affordable flight options available from Hamilton to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 November 2025.

Sun 23/1114:35YHM - LHR
1 stop17h 15mMultiple Airlines
Fri 12/1214:50LHR - YHM
1 stop37h 57mMultiple Airlines
Deal found 16/11£723
Sun 7/1214:35YHM - LHR
1 stop17h 15mMultiple Airlines
Sun 14/1214:50LHR - YHM
1 stop15h 22mMultiple Airlines
Deal found 15/11£777
Wed 10/1218:10YHM - LHR
2 stops41h 25mWestJet
Thu 25/1214:50LHR - YHM
1 stop27h 32mWestJet
Deal found 17/11£876
Fri 19/1207:00YHM - LHR
2 stops26h 35mMultiple Airlines
Thu 25/1214:50LHR - YHM
1 stop15h 22mMultiple Airlines
Deal found 16/11£943
Tue 30/1205:45YHM - LHR
1 stop26h 05mWestJet
Tue 6/114:50LHR - YHM
1 stop31h 27mWestJet
Deal found 15/11£1,121
Sat 13/1214:35YHM - LHR
1 stop17h 15mMultiple Airlines
Sat 20/1214:50LHR - YHM
2 stops36h 28mMultiple Airlines
Deal found 15/11£1,486
Tue 23/1205:45YHM - LHR
1 stop26h 05mWestJet
Tue 6/114:50LHR - YHM
1 stop31h 27mWestJet
Deal found 16/11£1,530
Sun 28/1216:00YHM - LHR
1 stop15h 50mMultiple Airlines
Fri 2/109:00LHR - YHM
2 stops19h 55mMultiple Airlines
Deal found 15/11£1,644

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hamilton to Heathrow 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 17 November 2025.
Use the filters below to find and compare flights from Hamilton to London Heathrow Airport that are best for you.

Fly from

Hamilton

Fly to

Heathrow

Route

Depart

Return

Price

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Fri 23/1

14:35-12:50

1 stop17h 15m

London Heathrow

Sun 1/2

14:50-17:16

1 stop31h 26m

£495

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Tue 3/3

14:35-12:50

1 stop17h 15m

London Heathrow

Tue 10/3

14:50-17:16

1 stop30h 26m

£517

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Sun 1/3

18:10-12:50

1 stop37h 40m

London Heathrow

Sun 22/3

14:50-17:16

1 stop30h 26m

£558

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Sun 1/3

08:15-12:50

2 stops23h 35m

London Heathrow

Sun 22/3

14:50-17:16

1 stop30h 26m

£564

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Sun 11/1

18:10-18:20

2 stops43h 10m

London Heathrow

Wed 14/1

14:50-17:17

1 stop31h 27m

£602

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Tue 17/3

05:50-12:50

1 stop27h 00m

London Heathrow

Sun 22/3

14:50-01:20

1 stop14h 30m

£602

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Tue 3/2

05:50-12:50

1 stop26h 00m

London Heathrow

Tue 10/2

14:50-17:16

1 stop31h 26m

£624

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Tue 3/3

05:50-12:50

1 stop26h 00m

London Heathrow

Sun 15/3

14:50-17:16

1 stop30h 26m

£661

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Mon 9/3

18:10-12:50

1 stop14h 40m

London Heathrow

Sun 15/3

14:50-17:16

1 stop30h 26m

£661

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Sun 25/1

18:10-16:35

2 stops41h 25m

London Heathrow

Sat 21/2

14:50-17:16

1 stop31h 26m

£681

Flights are sorted by cheapest return flights first.

Deals found on 16/11

Showing 1-10 of 18 results
1
2

Best time to book a flight from Hamilton to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Hamilton 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 Hamilton to London Heathrow Airport

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

Currently, January is the cheapest month in which you can book a flight from Hamilton, Ontario to London Heathrow Airport (average of £356). Flying from Hamilton, Ontario to London Heathrow Airport in July is currently the most expensive (average of £502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Hamilton to Heathrow. 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 from for flights from Hamilton to London Heathrow?

    If you book a flight to London Heathrow from Hamilton, you will be flying from Hamilton, which is the city’s only airport. Hamilton (YHM) is located 6.8 mi from the center of Hamilton. There are 0 flights from Hamilton to London Heathrow per day from 0 different airlines.

  • How long is the flight from Hamilton, Ontario to London Heathrow Airport?

    A quick flight from Hamilton, Ontario to London Heathrow Airport can take about 37h 40m. WestJet provides one of the quickest options available for as low as £558. Hamilton, Ontario and London Heathrow Airport are separated by a distance of 3577 mi.

  • Can I find deals for flights from Hamilton to Heathrow that include hotel bookings?

    Yes. In addition to deals on Hamilton to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Hamilton to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hamilton to Heathrow.

  • Can I find deals for business class flights from Hamilton to Heathrow?

    Yes. Cheapflights offers flight deals from Hamilton to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hamilton, Ontario to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Hamilton, Ontario to London Heathrow Airport (average of £356). Flying from Hamilton, Ontario to London Heathrow Airport in July is currently the most expensive (average of £502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

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

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Can Cheapflights find flights from Hamilton to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Hamilton? 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 Hamilton to Heathrow become cheaper?

Of course! You can now track prices for flights from Hamilton to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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