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Cheap flights from Hamilton, ON to London Heathrow Airport from C$ 518

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
YHM — LHR
27 May — 3 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap 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 27 April 2026.

Fri 22/57:55 p.m.
YHM
-
LHR
1 stop35h 10m
Multiple Airlines
Fri 29/59:25 p.m.
LHR
-
YHM
2 stops30h 53m
Multiple Airlines
Deal found 22/4C$ 1,442
Fri 1/55:30 a.m.
YHM
-
LHR
2 stops20h 00m
Multiple Airlines
Wed 6/52:10 p.m.
LHR
-
YHM
1 stop32h 05m
Multiple Airlines
Deal found 23/4C$ 1,610
Sun 6/95:30 a.m.
YHM
-
LHR
2 stops20h 00m
Multiple Airlines
Mon 12/105:20 p.m.
LHR
-
YHM
1 stop29h 40m
Multiple Airlines
Deal found 21/4C$ 1,693
Wed 22/79:00 a.m.
YHM
-
LHR
2 stops18h 35m
Multiple Airlines
Wed 29/72:10 p.m.
LHR
-
YHM
1 stop32h 05m
Multiple Airlines
Deal found 24/4C$ 2,193
Thu 21/56:10 p.m.
YHM
-
LHR
2 stops41h 25m
WestJet
Sun 31/52:10 p.m.
LHR
-
YHM
1 stop32h 05m
WestJet
Deal found 23/4C$ 2,264
Fri 19/61:55 p.m.
YHM
-
LHR
2 stops16h 20m
Multiple Airlines
Wed 1/72:10 p.m.
LHR
-
YHM
1 stop32h 05m
Multiple Airlines
Deal found 23/4C$ 2,305
Thu 2/79:00 a.m.
YHM
-
LHR
2 stops16h 30m
Multiple Airlines
Sat 18/72:10 p.m.
LHR
-
YHM
1 stop32h 05m
Multiple Airlines
Deal found 26/4C$ 2,315
Sun 26/46:10 p.m.
YHM
-
LHR
2 stops41h 25m
WestJet
Fri 1/52:10 p.m.
LHR
-
YHM
1 stop32h 05m
WestJet
Deal found 23/4C$ 2,341
Mon 11/56:10 p.m.
YHM
-
LHR
2 stops35h 50m
Multiple Airlines
Wed 20/512:25 p.m.
LHR
-
YHM
2 stops33h 50m
Multiple Airlines
Deal found 25/4C$ 2,355
Wed 22/76:10 p.m.
YHM
-
LHR
1 stop36h 55m
WestJet
Wed 29/72:10 p.m.
LHR
-
YHM
1 stop32h 05m
WestJet
Deal found 24/4C$ 2,407

Find 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 27 April 2026.

Round-trip from

C$ 1,442

One-way from

C$ 518

Popular in

December

Cheapest in

February

Average price

C$ 831
22/5-29/5
  • 22/5-29/5
  • 3 total stops
  • 66h 03m total
  • Hamilton to London
Search Deals
Air Canada
  • Air Canada
  • 4/5
  • 1 total stop
  • 18h 35m total
  • Hamilton to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 27 April 2026.
Use the filters below to find and compare flights from Hamilton to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Fri 22/5

7:55 p.m.-12:05 p.m.

1 stop35h 10m

London Heathrow

Fri 29/5

9:25 p.m.-11:18 p.m.

2 stops30h 53m

C$ 1,442

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Wed 22/7

9:00 a.m.-8:35 a.m.

2 stops18h 35m

London Heathrow

Wed 29/7

2:10 p.m.-5:15 p.m.

1 stop32h 05m

C$ 2,193

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Thu 21/5

6:10 p.m.-4:35 p.m.

2 stops41h 25m

London Heathrow

Sun 31/5

2:10 p.m.-5:15 p.m.

1 stop32h 05m

C$ 2,264
Quickest round-trip

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Fri 19/6

1:55 p.m.-11:15 a.m.

2 stops16h 20m

London Heathrow

Wed 1/7

2:10 p.m.-5:15 p.m.

1 stop32h 05m

C$ 2,305

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Mon 11/5

6:10 p.m.-11:00 a.m.

2 stops35h 50m

London Heathrow

Wed 20/5

12:25 p.m.-5:15 p.m.

2 stops33h 50m

C$ 2,355

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Wed 22/7

6:10 p.m.-12:05 p.m.

1 stop36h 55m

London Heathrow

Wed 29/7

2:10 p.m.-5:15 p.m.

1 stop32h 05m

C$ 2,407

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Thu 11/6

6:10 p.m.-4:35 p.m.

2 stops41h 25m

London Heathrow

Sat 20/6

2:10 p.m.-5:15 p.m.

1 stop32h 05m

C$ 2,785

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Wed 22/7

6:10 p.m.-6:35 p.m.

2 stops43h 25m

London Heathrow

Tue 15/9

2:10 p.m.-5:15 p.m.

1 stop32h 05m

C$ 2,823

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Wed 15/7

6:10 p.m.-4:35 p.m.

2 stops41h 25m

London Heathrow

Thu 30/7

2:10 p.m.-5:15 p.m.

1 stop32h 05m

C$ 3,053

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Tue 14/7

6:10 p.m.-6:35 p.m.

2 stops43h 25m

London Heathrow

Thu 23/7

2:10 p.m.-5:15 p.m.

1 stop32h 05m

C$ 3,128

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/4

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 round-trip 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’s the top layover airport for flights from Hamilton, Ontario to London Heathrow Airport?

Share of one-stop round-trip flights from Hamilton, Ontario to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Toronto (YYZ) – chosen by Cheapflights users on 94% of one-stop itineraries from Hamilton, Ontario to London Heathrow Airport on Cheapflights.

What’s the cheapest layover airport for flights from Hamilton, Ontario to London Heathrow Airport?

Average round-trip fare for 1-stop flights from Hamilton, Ontario to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 1,252.

What’s the fastest layover option from Hamilton, Ontario to London Heathrow Airport?

Shortest average travel time for 1-stop one-way flights from Hamilton, Ontario to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 10h 09m.

Which airport typically offers the quickest layover for flights from Hamilton, Ontario to London Heathrow Airport?

Average layover duration for 1-stop one-way flights from Hamilton, Ontario to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 1h 54m.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 27 April 2026.
Get a feel of what it's like to fly with Air Canada from Hamilton to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,974 reviews
Check prices

Crew

7.8

Boarding

7.3

Entertainment

6.8

Comfort

7.1

Food

6.3

Overall

7.1

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good
Air Canada
7.1
Good
10,974 reviews
Air Canada
7.1
Good
10,974 reviews
Check prices

Crew

7.8

Boarding

7.3

Entertainment

6.8

Comfort

7.1

Food

6.3

Overall

7.1

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good

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?

    Hamilton (YHM), located 10.9 km from the city centre, is the airport you fly out of when you book flights from Hamilton to London Heathrow. 1 airline have flights from Hamilton to London Heathrow on a regular basis. Booking flights from Hamilton to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    For as low as C$ 2,264, WestJet can have you in London Heathrow Airport from Hamilton, Ontario in 41h 25m. The distance from Hamilton, Ontario to London Heathrow Airport is about 5757 km.

  • What is the cheapest airline to fly from Hamilton, Ontario to London Heathrow Airport round-trip?

    Our cheapest airline available from Hamilton, Ontario to London Heathrow Airport is Air Canada. Our recent data shows that you can find tickets from as low as C$ 955 on this airline.

  • 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 vacation 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.

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
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Slough
Marlow
Cobham
Leamington Spa
Watford
Luton
High Wycombe
Stratford-upon-Avon
Hounslow
Moreton-in-Marsh

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Hamilton to Heathrow

Discover the top airline that operate flights from Hamilton to Heathrow. 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 629,999 searches. Data last updated 27 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 955AverageC$ 1,066FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Hamilton to 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 to Heathrow from Hamilton today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Hamilton to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Heathrow from Hamilton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Hamilton to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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