HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Brighton

$311+ Cheap flights from Ontario (ONT) to Brighton, England

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LHR
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Brighton 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.

Find flight deals from Ontario to Brighton

Cheapest flights from Ontario to Brighton
Explore the most affordable flight options available from Ontario to Brighton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This Netflights deal was found by Cheapflights users on 11/3. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:40 amONT - LHR
1 stop22h 10mVirgin Atlantic
Tue 12/162:45 pmLHR - ONT
1 stop16h 02mVirgin Atlantic
Deal found 11/3$587
This Delta deal was found by Cheapflights users on 11/2. 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 12/17:05 amONT - LHR
1 stop15h 20mDelta
Mon 12/86:30 amLHR - ONT
2 stops21h 09mDelta
Deal found 11/2$609
This Delta deal was found by Cheapflights users on 11/2. 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 11/912:16 pmONT - LHR
1 stop15h 24mDelta
Tue 11/258:55 amLHR - ONT
1 stop18h 47mDelta
Deal found 11/2$613
This Delta deal was found by Cheapflights users on 11/2. 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 11/311:48 amONT - LHR
1 stop17h 02mDelta
Tue 11/256:20 amLHR - ONT
2 stops18h 49mDelta
Deal found 11/2$619
This KLM deal was found by Cheapflights users on 11/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:05 amONT - LHR
1 stop16h 45mKLM
Thu 11/276:30 amLHR - ONT
2 stops21h 12mKLM
Deal found 11/3$620
This Iberia deal was found by Cheapflights users on 11/3. 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 11/912:53 pmONT - LHR
1 stop13h 07mIberia
Tue 11/254:30 pmLHR - ONT
1 stop15h 27mIberia
Deal found 11/3$621
This Delta deal was found by Cheapflights users on 11/1. 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.
Tue 12/26:00 amONT - LHR
2 stops20h 30mDelta
Tue 12/98:40 amLHR - ONT
2 stops22h 24mDelta
Deal found 11/1$624
This KLM deal was found by Cheapflights users on 11/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:00 amONT - LHR
2 stops16h 50mMultiple Airlines
Thu 11/276:30 amLHR - ONT
2 stops21h 12mMultiple Airlines
Deal found 11/3$625
This Justfly.com deal was found by Cheapflights users on 11/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:05 amONT - LHR
2 stops18h 05mAir Canada
Tue 12/161:25 pmLHR - ONT
2 stops39h 17mAir Canada
Deal found 11/2$629
This United Airlines deal was found by Cheapflights users on 11/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:00 amONT - LCY
2 stops27h 35mMultiple Airlines
Tue 12/99:50 amLCY - ONT
2 stops20h 59mMultiple Airlines
Deal found 11/1$672
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:00 amONT - LCY
2 stops21h 55mMultiple Airlines
Tue 11/259:50 amLCY - ONT
2 stops34h 47mMultiple Airlines
Deal found 11/2$680
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:00 amONT - LCY
2 stops21h 55mMultiple Airlines
Sun 12/77:20 pmLCY - ONT
3 stops33h 22mMultiple Airlines
Deal found 11/2$890

Cheap flight deals from Ontario to Brighton

Keep the following information in mind while searching for Ontario to Brighton flight deals. Data was last updated November 4, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$587
(Netflights)

One-way from

$311
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$731
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-London (LON) flights.
Search Deals
From Ontario to Brighton
Search Deals
One-way flight from Ontario to Brighton
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Brighton 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 2,558,603 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Ontario to Brighton that are best for you.

Fly from

Ontario

Fly to

Brighton

Route

Depart

Return

Price

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Sun 2/15

7:10 am-10:50 am

2 stops19h 40m

London Gatwick

Mon 2/23

7:40 pm-1:57 pm

2 stops26h 17m

$616

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 1/5

3:30 pm-12:50 pm

1 stop13h 20m

London Heathrow

Tue 1/20

8:40 am-9:07 pm

2 stops20h 27m

$617

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Tue 11/18

12:16 pm-11:40 am

1 stop15h 24m

London Heathrow

Thu 11/27

10:45 am-6:04 pm

1 stop15h 19m

$626

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Fri 1/9

1:24 pm-9:40 am

1 stop12h 16m

London Heathrow

Sun 1/18

9:30 am-9:58 pm

2 stops20h 28m

$627

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 1/5

6:39 pm-9:40 am

2 stops55h 01m

London Heathrow

Tue 1/20

6:30 am-9:58 pm

2 stops23h 28m

$628

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Tue 12/2

6:00 am-10:00 am

1 stop20h 00m

London Heathrow

Tue 12/16

12:30 pm-11:58 pm

2 stops19h 28m

$631

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Tue 1/13

10:58 am-8:35 am

1 stop13h 37m

London Heathrow

Thu 2/5

3:00 pm-10:48 pm

1 stop15h 48m

$634

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Sun 12/7

2:53 pm-12:15 pm

1 stop13h 22m

London Heathrow

Sun 12/14

10:05 am-6:18 pm

1 stop16h 13m

$637

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Thu 12/11

6:00 am-7:25 am

1 stop17h 25m

London Heathrow

Mon 12/15

7:55 am-10:49 pm

2 stops22h 54m

$647

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Tue 12/2

6:00 am-5:35 pm

2 stops27h 35m

London City

Tue 12/9

9:50 am-10:49 pm

2 stops20h 59m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 54 results
1
2
3
...
6

Best time to book a flight from Ontario to Brighton

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

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Brighton (average of $251). Flying from Ontario to Brighton in June is currently the most expensive (average of $564). 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 ONT to BH9?

Find hourly flight availability from Ontario to Brighton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.

When flying from Ontario to Brighton, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 37% versus a flight at noon.

What is the cheapest day to fly from Ontario to Brighton?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Brighton. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Ontario to Brighton flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Ontario to Brighton?

Reviews of airlines servicing Brighton

Get insights into the airlines that provide service to Brighton. 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 Brighton. Reviews last updated November 4, 2025.
Read through reviews of airlines operating flights from Ontario to Brighton, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
8,002 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,038 reviews
Delta
7.9
Good
8,002 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Iberia
7.0
Good
3,006 reviews
Delta
7.9
Good
8,002 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,494 reviews
Delta
7.9
Good
8,002 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Brighton. You should not have trouble finding flights to Brighton from Ontario; the airport handles an average of 0 outbound flights to Brighton per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Ontario airport to Brighton. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • How long is the flight from Ontario to Brighton?

    Departing from Ontario to Brighton will take you 13h 20m. Ontario and Brighton are separated by a distance of 5407 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $393. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Ontario to Brighton for a low price.

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

    The most popular route from Ontario to Brighton is Ontario - London Heathrow. You may also consider Ontario - London Gatwick or Ontario - London City.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Ontario to Brighton (average of $251). Flying from Ontario to Brighton in June is currently the most expensive (average of $564). 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

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.

Alternative routes for Ontario to Brighton

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Gatwick flights
San Francisco to Gatwick flights
Los Angeles to London City flights
San Francisco to London City flights
Los Angeles to Stansted flights
San Francisco to Stansted flights
San Diego to Heathrow flights
Ontario to Heathrow flights
Los Angeles to Luton flights
San Francisco to Luton flights
Santa Ana to Heathrow flights
Las Vegas to Heathrow flights
San Jose to Heathrow flights
San Diego to Gatwick flights
Los Angeles to Edinburgh flights
Las Vegas to Gatwick flights
San Diego to London City flights
Las Vegas to London City flights
San Francisco to Edinburgh flights
Sacramento to Heathrow flights
San Jose to Gatwick flights
Oakland to Heathrow flights
Los Angeles to Manchester flights
San Diego to Stansted flights
Sacramento to Gatwick flights
Sacramento to London City flights
Las Vegas to Stansted flights
Ontario to Gatwick flights
Santa Ana to Manchester flights
Las Vegas to Edinburgh flights
Palm Springs to Heathrow flights
San Jose to London City flights
Burbank to Heathrow flights
Oakland to Gatwick flights
Fresno to Heathrow flights
Ontario to Manchester flights
Santa Ana to Gatwick flights
Ontario to Edinburgh flights
Los Angeles to Southampton flights
San Francisco to Manchester flights
Burbank to Manchester flights
San Francisco to Southampton flights
Los Angeles to Birmingham flights
Reno to Heathrow flights
Santa Ana to London City flights
San Diego to Edinburgh flights
San Francisco to Southend flights
San Luis Obispo to Heathrow flights

Top 6 airlines flying from Ontario to Brighton

Discover the top 6 airlines that operate flights from Ontario to Brighton. 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 2,558,603 searches. Data last updated November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$572Average$673FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$580Average$672FlexibilityNo cancel feeOn-time75%
IberiaCheapest$615Average$713FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$650Average$957FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$662Average$867FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$677Average$819FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights