Cheap flights from Ontario to London Gatwick Airport from £295
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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to Gatwick
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Gatwick (LGW). 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 4 July 2025.
Round-trip from | £601 |
---|---|
One-way from | £295 |
Popular in | December |
Cheapest in | October |
Average price | £596 |
Find flight deals from Ontario to Gatwick
Cheapest flights from Ontario to GatwickExplore the most affordable flight options available from Ontario to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Explore the most affordable flight options available from Ontario to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Ontario to Gatwick 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 4 July 2025.
Use the filters below to find and compare flights from Ontario to London Gatwick Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Sun 17/8
14:31-10:55
2 stops36h 24m
London Gatwick
Sun 24/8
11:35-00:08
2 stops20h 33m
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Fri 1/8
07:05-10:00
2 stops18h 55m
London Gatwick
Sun 31/8
12:00-19:11
2 stops39h 11m
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Tue 12/8
14:21-14:40
2 stops16h 19m
London Gatwick
Tue 19/8
13:00-00:15
2 stops19h 15m
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Sat 9/8
07:05-10:00
2 stops18h 55m
London Gatwick
Fri 22/8
12:00-23:40
2 stops19h 40m
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Mon 4/8
07:05-10:00
2 stops18h 55m
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Wed 8/10
07:02-17:55
2 stops26h 53m
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Sun 13/7
07:05-10:00
2 stops18h 55m
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Sun 21/9
14:30-20:00
2 stops21h 30m
OntarioLondon
ONT - LGW
ONTLGW
Ontario
Wed 16/7
12:00-11:45
2 stops15h 45m
Best time to book a flight from Ontario to Gatwick
Have a flexible travel schedule? Discover the best time to fly to Gatwick from Ontario with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ontario to London Gatwick Airport
What is the cheapest month to book a flight from Ontario to London Gatwick Airport?
Currently, April is the cheapest month in which you can book a flight from Ontario to London Gatwick Airport (average of £102). Flying from Ontario to London Gatwick Airport in July is currently the most expensive (average of £142). 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.
Reviews of airlines servicing Gatwick
Get insights into the airlines that provide service to Gatwick. 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 Gatwick. Reviews last updated 4 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andIcelandair from Ontario to London Gatwick Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Ontario to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Gatwick
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Ontario to Gatwick?
Cheapflights makes it easy to find Ontario to Gatwick flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Gatwick?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Gatwick.
Can Cheapflights find flights from Ontario to Gatwick with no change fees?
Certainly. Search results for flights to Gatwick from Ontario 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 Ontario to Gatwick become cheaper?
Yes, Cheapflights offers price alerts on Ontario to Gatwick flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.