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Cheap flights from Toronto Region of Waterloo Intl Airport to the United Kingdom from C$ 435

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
YKF — LHR
14 Jun — 21 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Region of Waterloo Intl to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Region of Waterloo Intl to United Kingdom
Explore the most affordable flight options available from Region of Waterloo Intl to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 May 2026.

Sat 13/64:05 p.m.
YKF
-
LGW
1 stop12h 20m
Multiple Airlines
Thu 18/610:45 a.m.
LGW
-
YKF
1 stop12h 35m
Multiple Airlines
Deal found 15/5C$ 1,053
Sat 6/64:05 p.m.
YKF
-
LGW
1 stop12h 20m
Multiple Airlines
Sat 13/66:30 p.m.
LGW
-
YKF
2 stops25h 50m
Multiple Airlines
Deal found 11/5C$ 1,082
Sat 6/64:05 p.m.
YKF
-
LGW
1 stop12h 20m
Multiple Airlines
Sun 14/67:35 p.m.
LGW
-
YKF
2 stops27h 45m
Multiple Airlines
Deal found 11/5C$ 1,151
Thu 4/64:05 p.m.
YKF
-
LGW
2 stops25h 45m
Multiple Airlines
Thu 1/1010:45 a.m.
LGW
-
YKF
1 stop12h 35m
Multiple Airlines
Deal found 14/5C$ 1,540
Tue 1/94:05 p.m.
YKF
-
LGW
2 stops20h 20m
Multiple Airlines
Tue 8/910:45 a.m.
LGW
-
YKF
1 stop12h 35m
Multiple Airlines
Deal found 11/5C$ 1,550
Sat 27/64:05 p.m.
YKF
-
LGW
1 stop12h 20m
Multiple Airlines
Thu 16/710:45 a.m.
LGW
-
YKF
1 stop12h 35m
Multiple Airlines
Deal found 10/5C$ 1,684
Fri 10/78:40 p.m.
YKF
-
LGW
2 stops55h 45m
WestJet
Tue 21/710:45 a.m.
LGW
-
YKF
2 stops38h 05m
WestJet
Deal found 12/5C$ 1,900
Tue 1/98:40 p.m.
YKF
-
LGW
2 stops31h 45m
WestJet
Tue 8/910:45 a.m.
LGW
-
YKF
2 stops38h 05m
WestJet
Deal found 11/5C$ 1,926
Sun 14/68:40 p.m.
YKF
-
LGW
2 stops31h 45m
WestJet
Sat 20/610:45 a.m.
LGW
-
YKF
2 stops38h 05m
WestJet
Deal found 13/5C$ 1,948
Tue 9/68:40 p.m.
YKF
-
LGW
2 stops31h 45m
WestJet
Tue 16/610:45 a.m.
LGW
-
YKF
2 stops38h 05m
WestJet
Deal found 12/5C$ 2,016

Find flight deals from Region of Waterloo Intl to United Kingdom

Keep the following information in mind while searching for Region of Waterloo Intl to United Kingdom flight deals. Data was last updated 15 May 2026.

Round-trip from

C$ 1,053

One-way from

C$ 435

Popular in

December

Cheapest in

February

Average price

C$ 841
13/6-18/6
  • 13/6-18/6
  • 2 total stops
  • 24h 55m total
  • Toronto to United Kingdom
Search Deals
9/6
  • 9/6
  • 2 total stops
  • 44h 05m total
  • Toronto to United Kingdom
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Region of Waterloo Intl to United Kingdom 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 15 May 2026.
Use the filters below to find and compare flights from Toronto Region of Waterloo Intl Airport to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Sat 13/6

4:05 p.m.-9:25 a.m.

1 stop12h 20m

London Gatwick

Thu 18/6

10:45 a.m.-6:20 p.m.

1 stop12h 35m

C$ 1,053

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Sat 6/6

4:05 p.m.-9:25 a.m.

1 stop12h 20m

London Gatwick

Sat 13/6

6:30 p.m.-3:20 p.m.

2 stops25h 50m

C$ 1,082

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Sat 6/6

4:05 p.m.-9:25 a.m.

1 stop12h 20m

London Gatwick

Sun 14/6

7:35 p.m.-6:20 p.m.

2 stops27h 45m

C$ 1,151

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Thu 4/6

4:05 p.m.-10:50 p.m.

2 stops25h 45m

London Gatwick

Thu 1/10

10:45 a.m.-6:20 p.m.

1 stop12h 35m

C$ 1,540

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Tue 1/9

4:05 p.m.-5:25 p.m.

2 stops20h 20m

London Gatwick

Tue 8/9

10:45 a.m.-6:20 p.m.

1 stop12h 35m

C$ 1,550

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Fri 10/7

8:40 p.m.-9:25 a.m.

2 stops55h 45m

London Gatwick

Tue 21/7

10:45 a.m.-7:50 p.m.

2 stops38h 05m

C$ 1,900

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Tue 1/9

8:40 p.m.-9:25 a.m.

2 stops31h 45m

London Gatwick

Tue 8/9

10:45 a.m.-7:50 p.m.

2 stops38h 05m

C$ 1,926

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Sun 14/6

8:40 p.m.-9:25 a.m.

2 stops31h 45m

London Gatwick

Sat 20/6

10:45 a.m.-7:50 p.m.

2 stops38h 05m

C$ 2,042

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Fri 5/6

8:40 p.m.-9:25 a.m.

2 stops31h 45m

London Gatwick

Thu 11/6

10:45 a.m.-7:50 p.m.

2 stops38h 05m

C$ 2,100
Cheapest one-way

TorontoLondon

YKF - LGW

YKFLGW

Toronto Region of Waterloo Intl

Tue 9/6

7:05 p.m.-9:25 a.m.

1 stop33h 20m

C$ 528

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Region of Waterloo Intl to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Region of Waterloo Intl 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 Toronto Region of Waterloo Intl Airport to the United Kingdom
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Region of Waterloo Intl to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Region of Waterloo Intl to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Region of Waterloo Intl to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Region of Waterloo Intl to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Region of Waterloo Intl to United Kingdom.

  • Can I find deals for business class flights from Region of Waterloo Intl to United Kingdom?

    Yes. Cheapflights offers flight deals from Region of Waterloo Intl to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Certainly. Search results for flights to United Kingdom from Region of Waterloo Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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