$334+ Cheap flights from Ontario (ONT) to Gatwick (LGW)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LGW
Nov 11 — Nov 181
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Gatwick with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Gatwick
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Best
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One-way
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 October 12, 2026.
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 October 12, 2026.
This Iberia deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am -
2 stops20h 50m
Mon 11/167:40 pm -
2 stops22h 00m
Deal found 10/11![Iberia logo]()
$941
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:30 am -
3 stops23h 30m
Tue 11/177:00 am -
3 stops24h 51m
Deal found 10/11![Multiple Airlines logo]()
$975
This Delta deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:18 pm -
2 stops19h 27m
Wed 12/210:00 am -
2 stops20h 59m
Deal found 10/11![Delta logo]()
$977
This Icelandair deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:05 am -
2 stops16h 50m
Wed 11/1811:55 am -
2 stops17h 50m
Deal found 10/10![Multiple Airlines logo]()
$988
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:30 am -
2 stops20h 25m
Sun 11/89:45 pm -
3 stops29h 45m
Deal found 10/10![Multiple Airlines logo]()
$996
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:18 pm -
2 stops19h 27m
Sun 11/1510:00 am -
2 stops19h 57m
Deal found 10/9![Delta logo]()
$997
This Iberia deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
2 stops20h 50m
Sat 11/217:40 pm -
2 stops22h 07m
Deal found 10/8![Iberia logo]()
$1,016
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:30 am -
2 stops20h 25m
Mon 11/1611:55 am -
2 stops19h 56m
Deal found 10/10![Multiple Airlines logo]()
$1,027
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
2 stops25h 45m
Wed 12/1610:00 am -
2 stops33h 07m
Deal found 10/7![Delta logo]()
$1,068
Best flights from Ontario to GatwickDiscover carefully curated flight deals from Ontario to Gatwick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
Discover carefully curated flight deals from Ontario to Gatwick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:30 am -
3 stops23h 30m
Tue 11/177:00 am -
3 stops24h 51m
Deal found 10/11![Multiple Airlines logo]()
$976
This British Airways deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/242:22 pm -
2 stops44h 38m
Tue 12/2911:45 am -
2 stops42h 37m
Deal found 10/9![British Airways logo]()
$1,680
This Icelandair deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:05 am -
2 stops16h 50m
Wed 11/1811:55 am -
2 stops17h 50m
Deal found 10/10![Multiple Airlines logo]()
$988
This Turkish Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:13 pm -
2 stops25h 22m
Tue 11/35:25 pm -
2 stops36h 20m
Deal found 10/10![Multiple Airlines logo]()
$1,192
This Turkish Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/912:00 pm -
2 stops26h 25m
Fri 4/237:00 am -
2 stops39h 47m
Deal found 10/8![Multiple Airlines logo]()
$1,243
This Turkish Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/711:36 am -
2 stops26h 59m
Thu 1/145:25 pm -
2 stops36h 50m
Deal found 10/11![Multiple Airlines logo]()
$1,322
This Turkish Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:15 am -
3 stops27h 20m
Sun 11/156:30 am -
2 stops24h 36m
Deal found 10/8![Multiple Airlines logo]()
$1,352
This Icelandair deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/42:30 pm -
2 stops16h 10m
Sat 4/103:40 pm -
2 stops38h 55m
Deal found 10/10![Multiple Airlines logo]()
$1,431
This Turkish Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:55 am -
2 stops37h 15m
Sun 11/295:25 pm -
2 stops38h 06m
Deal found 10/11![Multiple Airlines logo]()
$1,587
This Turkish Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:00 am -
2 stops32h 35m
Wed 12/306:30 am -
2 stops25h 29m
Deal found 10/11![Multiple Airlines logo]()
$1,707
Last-minute flights from Ontario to GatwickDiscover last-minute flight deals from Ontario to Gatwick. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Gatwick. Data last updated October 12, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:30 am -
2 stops20h 25m
Sun 11/89:45 pm -
3 stops29h 45m
Deal found 10/10![Multiple Airlines logo]()
$996
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:18 pm -
2 stops19h 27m
Sun 11/1510:00 am -
2 stops19h 57m
Deal found 10/9![Delta logo]()
$997
This Iberia deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am -
2 stops20h 50m
Mon 11/167:40 pm -
2 stops22h 00m
Deal found 10/11![Iberia logo]()
$941
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:30 am -
3 stops23h 30m
Tue 11/177:00 am -
3 stops24h 51m
Deal found 10/11![Multiple Airlines logo]()
$975
This Icelandair deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:05 am -
2 stops16h 50m
Wed 11/1811:55 am -
2 stops17h 50m
Deal found 10/10![Multiple Airlines logo]()
$988
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:30 am -
2 stops20h 25m
Mon 11/1611:55 am -
2 stops19h 56m
Deal found 10/10![Multiple Airlines logo]()
$1,027
This Iberia deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
2 stops20h 50m
Sat 11/217:40 pm -
2 stops22h 07m
Deal found 10/8![Iberia logo]()
$1,016
This Mytrip deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1512:01 pm -
2 stops21h 49m
Tue 12/18:40 am -
2 stops22h 39m
Deal found 10/8![Multiple Airlines logo]()
$1,079
This Delta deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:18 pm -
2 stops19h 27m
Wed 12/210:00 am -
2 stops20h 59m
Deal found 10/11![Delta logo]()
$977
One-way flights from Ontario to GatwickSearch for one-way flight options from Ontario to Gatwick. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
Search for one-way flight options from Ontario to Gatwick. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/247:00 am -
2 stops18h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Delta logo]()
$334
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:30 am -
3 stops23h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$384
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
3 stops23h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:56 pm -
2 stops27h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$389
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:45 am -
3 stops23h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$399
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:30 am -
3 stops22h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$407
Find 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 October 12, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $879 (American Airlines) |
One-way from | $334 (Delta) |
Popular in | June |
Cheapest in | February |
Average price | $860 |
Cheapflights Fare Finder
Customize 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 7,457,451 searches. Data last updated October 12, 2026.
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
Cheapest round-trip
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Mon 10/19
11:05 pm-4:35 pm
2 stops33h 30m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$659
Quickest round-trip
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Tue 11/10
10:05 am-10:55 am
2 stops16h 50m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$716
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Tue 12/29
8:50 am-10:55 am
2 stops18h 05m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$719
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Tue 10/20
10:25 am-2:40 pm
2 stops20h 15m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$719
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Wed 1/13
7:00 am-10:35 pm
2 stops31h 35m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$736
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Wed 11/4
12:02 pm-9:10 am
2 stops37h 08m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$736
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Sun 12/6
1:20 pm-10:35 pm
2 stops25h 15m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$746
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Sun 11/1
2:45 pm-10:35 pm
2 stops23h 50m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$747
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Fri 3/19
12:10 pm-1:40 pm
2 stops18h 30m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$841
OntarioLondon
ONT Ontario - LGW London Gatwick
ONTLGW
Ontario
Mon 11/9
11:15 am-10:35 pm
3 stops27h 20m
London Gatwick
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$851
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Ontario to Gatwick
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Gatwick in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-London Gatwick Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Ontario-London Gatwick Airport flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Ontario-London Gatwick Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-London Gatwick Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-London Gatwick Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
ONT-LGW
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.
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.
Traveling to a place near London Gatwick Airport?
Book flights to London Gatwick Airport if you plan to visit one of these locationsIlford
Dorking
Gatwick
Hounslow
Wembley
Harrow
Southend-on-Sea
Basingstoke
Watford
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Slough
Eastbourne
Stansted
Sutton
Luton
Harlow
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