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Cheap flights from Brighton to Ontario from £252

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ONT
22 Nov — 29 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Brighton to Ontario are usually found in September or January, booked 81 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Brighton to Ontario

Keep the following information in mind while searching for Brighton to Ontario flight deals. Data was last updated 23 October 2025.

Round-trip from

£409

One-way from

£252

Popular in

July

Cheapest in

September

Average price

£495
Delta
  • Delta
  • 23/12-29/12
  • 3 total stops
  • 31h 33m total
  • Brighton to Ontario
Search Deals
5/12
  • 5/12
  • 2 total stops
  • 58h 23m total
  • Brighton to Ontario
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£120 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Brighton to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Brighton to Ontario
Explore the most affordable flight options available from Brighton to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2025.

Tue 23/1206:20LHR - ONT
2 stops18h 48mDelta
Mon 29/1213:15ONT - LHR
1 stop12h 45mDelta
Deal found 22/10£409
Mon 22/1214:45LHR - ONT
1 stop16h 04mDelta
Thu 8/113:00ONT - LHR
1 stop14h 40mDelta
Deal found 21/10£434
Mon 22/1214:45LHR - ONT
1 stop16h 04mDelta
Mon 12/113:00ONT - LHR
1 stop13h 00mDelta
Deal found 22/10£434
Thu 25/1206:30LHR - ONT
2 stops21h 20mDelta
Thu 8/113:00ONT - LHR
1 stop14h 40mDelta
Deal found 21/10£449
Sat 6/1210:45LHR - ONT
1 stop19h 10mVirgin Atlantic
Sat 13/1207:05ONT - LHR
1 stop20h 35mVirgin Atlantic
Deal found 22/10£469
Wed 19/1107:30LHR - ONT
2 stops21h 14mUnited Airlines
Wed 26/1105:05ONT - LHR
2 stops16h 50mUnited Airlines
Deal found 22/10£470
Wed 5/1110:45LHR - ONT
1 stop18h 35mVirgin Atlantic
Sat 10/113:00ONT - LHR
1 stop13h 00mVirgin Atlantic
Deal found 21/10£473
Mon 24/1106:30LHR - ONT
2 stops18h 39mDelta
Sun 14/1207:05ONT - LHR
1 stop15h 20mDelta
Deal found 22/10£479
Wed 22/1008:40LHR - ONT
2 stops21h 42mDelta
Wed 29/1011:48ONT - LHR
1 stop15h 42mDelta
Deal found 22/10£490
Mon 24/1114:45LHR - ONT
1 stop16h 10mDelta
Fri 5/1213:29ONT - LHR
1 stop12h 31mDelta
Deal found 22/10£492
Thu 18/1210:45LHR - ONT
1 stop21h 13mDelta
Mon 12/113:00ONT - LHR
1 stop13h 00mDelta
Deal found 22/10£493
Mon 17/1112:30LGW - ONT
2 stops31h 24mAmerican Airlines
Tue 2/1216:47ONT - LGW
2 stops32h 13mAmerican Airlines
Deal found 22/10£499

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brighton to Ontario 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 23 October 2025.
Use the filters below to find and compare flights from Brighton to Ontario that are best for you.

Fly from

Brighton

Fly to

Ontario

Route

Depart

Return

Price

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sun 11/1

10:45-16:19

1 stop13h 34m

Ontario

Thu 6/8

11:55-09:00

1 stop13h 05m

£424

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sun 11/1

10:45-16:19

1 stop13h 34m

Ontario

Fri 7/8

13:00-09:50

1 stop12h 50m

£424

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 9/1

08:55-21:14

1 stop20h 19m

Ontario

Thu 6/8

12:00-13:30

1 stop17h 30m

£427

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 9/1

08:55-21:14

1 stop20h 19m

Ontario

Wed 5/8

12:00-13:30

1 stop17h 30m

£427

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 9/1

08:55-21:14

1 stop20h 19m

Ontario

Fri 7/8

12:00-13:30

1 stop17h 30m

£427

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 26/2

10:00-22:38

2 stops44h 38m

Ontario

Mon 2/3

13:00-10:00

1 stop13h 00m

£428

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sun 28/12

10:45-23:54

1 stop21h 09m

Ontario

Fri 9/1

13:00-11:40

1 stop14h 40m

£434

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 24/12

10:45-22:33

1 stop19h 48m

Ontario

Sat 10/1

13:00-10:00

1 stop13h 00m

£434

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sun 28/12

10:45-23:54

1 stop21h 09m

Ontario

Tue 13/1

13:00-11:40

1 stop14h 40m

£434

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 25/12

10:45-19:50

1 stop17h 05m

Ontario

Tue 13/1

13:00-11:40

1 stop14h 40m

£434

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 60 results
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Best time to book a flight from Brighton to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Brighton 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 Brighton to Ontario

How far ahead should I book a flight from Brighton to Ontario?

Use this chart to determine the optimal time to book a return flight from Brighton to Ontario. Price data was last updated on 17 October 2025.

The best time to book flights from Brighton to Ontario is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Brighton to Ontario?

Currently, September is the cheapest month in which you can book a flight from Brighton to Ontario (average of £240). Flying from Brighton to Ontario in July is currently the most expensive (average of £416). 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.

What is the cheapest time of day to fly from BH9 to ONT?

Find hourly flight availability from Brighton to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 October 2025.

It’s typically best to fly out from Brighton to Ontario in the evening. Doing so could potentially save you 39% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 23 October 2025.
Read reviews from past customers who have flown with Finnair, Virgin Atlantic, andUnited Airlines from Brighton to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,333 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.1

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,333 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.1

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Virgin Atlantic
7.5
Good
670 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.1

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
United Airlines
7.4
Good
8,991 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.1

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Lufthansa
6.8
Okay
7,514 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.1

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
British Airways
6.7
Okay
7,467 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.1

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

Find useful and relevant information for your journey from Brighton to Ontario. 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 into for flights to Ontario from Brighton?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Brighton. On average, Ontario has 0 inbound flights from Brighton per day from 6 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Brighton to Ontario?

    Delta, KLM, and American Airlines can get you from Brighton to Ontario in just under 13h 34m. Your travel time can differ by up to 17h 50m. Airlines will cover a distance of 5407 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Brighton to Ontario one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as £323. Users have also found prices from £345 and £347 on British Airways and Delta, respectively.

  • What are the most popular routes from Brighton to Ontario?

    While some choose either London Gatwick - Ontario or London City - Ontario, London Heathrow - Ontario is the most popular route from Brighton to Ontario.

  • Can I find deals for flights from Brighton to Ontario that include hotel bookings?

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

  • How can I find direct flights from Brighton to Ontario?

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

  • Can I find deals for business class flights from Brighton to Ontario?

    Yes. Cheapflights offers flight deals from Brighton to Ontario 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 Brighton to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Brighton to Ontario (average of £240). Flying from Brighton to Ontario in July is currently the most expensive (average of £416). 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

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Top 6 airlines flying from Brighton to Ontario

Discover the top 6 airlines that operate flights from Brighton to Ontario. 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 858,174 searches. Data last updated 23 October 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£281Average£460FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£382Average£465FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£388Average£650FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£396Average£601FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£415Average£512FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£434Average£583FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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

How does Cheapflights help users find flights from Brighton to Ontario?

When you search for this flight from Brighton to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Brighton to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Brighton.

Can Cheapflights find flights from Brighton to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Brighton 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 Brighton to Ontario become cheaper?

Of course! You can now track prices for flights from Brighton to Ontario 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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