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Marseille

$336+ Cheap flights from Ontario (ONT) to Marseille (MRS)

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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MRS
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
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Cheap flight deals from Ontario to Marseille

Cheapest flights from Ontario to Marseille
Explore the most affordable flight options available from Ontario to Marseille. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:47 pm
ONT
-
MRS
2 stops32h 18m
British Airways
Wed 12/94:45 pm
MRS
-
ONT
2 stops38h 15m
British Airways
Deal found 3/8$674
This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:47 pm
ONT
-
MRS
2 stops32h 18m
British Airways
Sun 12/1311:50 am
MRS
-
ONT
2 stops19h 29m
British Airways
Deal found 3/8$724
This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:47 pm
ONT
-
MRS
2 stops32h 18m
British Airways
Sat 12/1211:15 am
MRS
-
ONT
2 stops31h 39m
British Airways
Deal found 3/8$730
This oojo deal was found by Cheapflights users on 3/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:19 pm
ONT
-
MRS
2 stops25h 26m
British Airways
Tue 4/286:25 pm
MRS
-
ONT
2 stops33h 12m
British Airways
Deal found 3/9$734
This Expedia deal was found by Cheapflights users on 3/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:59 pm
ONT
-
MRS
2 stops17h 46m
British Airways
Thu 11/1211:45 am
MRS
-
ONT
2 stops19h 38m
British Airways
Deal found 3/10$743
This British Airways deal was found by Cheapflights users on 3/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/262:59 pm
ONT
-
MRS
2 stops17h 21m
British Airways
Sun 12/611:50 am
MRS
-
ONT
2 stops19h 29m
British Airways
Deal found 3/8$773
This oojo deal was found by Cheapflights users on 3/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/65:02 pm
ONT
-
MRS
2 stops44h 43m
British Airways
Mon 4/278:20 pm
MRS
-
ONT
2 stops31h 17m
British Airways
Deal found 3/9$785
This British Airways deal was found by Cheapflights users on 3/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/134:52 pm
ONT
-
MRS
2 stops17h 43m
British Airways
Mon 4/2710:55 am
MRS
-
ONT
2 stops20h 04m
British Airways
Deal found 3/10$796
This British Airways deal was found by Cheapflights users on 3/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/124:52 pm
ONT
-
MRS
2 stops17h 33m
British Airways
Mon 4/2710:55 am
MRS
-
ONT
2 stops20h 04m
British Airways
Deal found 3/8$799
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:00 am
ONT
-
MRS
2 stops27h 45m
United Airlines
Sun 11/228:00 am
MRS
-
ONT
2 stops24h 06m
United Airlines
Deal found 3/11$838
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Wed 11/186:53 pm
ONT
-
MRS
2 stops19h 47m
United Airlines
Mon 11/308:00 am
MRS
-
ONT
2 stops24h 06m
United Airlines
Deal found 3/12$843

Find flight deals from Ontario to Marseille

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Marseille (MRS). 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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$734
(oojo)

One-way from

$336
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$727
Provider with most accurate pricing for Ontario-Marseille flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Marseille flights.
Search Deals
From Ontario to Marseille
Search Deals
One-way flight from Ontario to Marseille
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($274 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Marseille 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 March 12, 2026.
Use the filters below to find and compare flights from Ontario to Marseille that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 4/12

4:52 pm-7:25 pm

2 stops17h 33m

Marseille

Mon 4/27

10:55 am-9:59 pm

2 stops20h 04m

$799

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 4/5

5:02 pm-7:25 pm

2 stops17h 23m

Marseille

Tue 4/21

7:05 am-4:22 pm

2 stops18h 17m

$951

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sat 8/15

7:00 am-12:45 pm

2 stops20h 45m

Marseille

Fri 8/28

1:45 pm-10:58 pm

2 stops18h 13m

$979

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Fri 8/14

7:00 am-12:45 pm

2 stops20h 45m

Marseille

Fri 8/28

1:45 pm-10:58 pm

2 stops18h 13m

$979

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Fri 4/3

5:10 am-9:45 pm

2 stops31h 35m

Marseille

Fri 4/10

6:05 am-12:20 pm

2 stops39h 15m

$989

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Wed 4/22

4:52 pm-10:45 pm

2 stops20h 53m

Marseille

Wed 4/29

7:15 am-4:22 pm

2 stops18h 07m

$1,025

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sat 4/4

5:10 am-5:10 pm

2 stops27h 00m

Marseille

Fri 4/10

11:00 am-5:47 pm

2 stops39h 47m

$1,064

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Thu 6/18

5:00 am-5:10 pm

2 stops27h 10m

Marseille

Thu 6/25

6:40 am-10:46 pm

2 stops25h 06m

$1,137

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Thu 6/18

5:00 am-5:10 pm

2 stops27h 10m

Marseille

Thu 7/2

5:55 am-10:46 pm

2 stops25h 51m

$1,139
Quickest round-trip

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Thu 8/13

7:00 am-8:45 am

2 stops16h 45m

Marseille

Fri 8/28

7:05 am-4:14 pm

2 stops18h 09m

$1,172

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Ontario to Marseille

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 Marseille in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Marseille flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Marseille flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Marseille flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Marseille flights, Cheapflights users trust FlightHub the most. FlightHub 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-Marseille 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 Marseille

Have a flexible travel schedule? Discover the best time to fly to Marseille 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 Marseille

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Marseille (average of $499). Flying from Ontario to Marseille in July is currently the most expensive (average of $759). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Marseille. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Marseille?

    Airlines like British Airways and United Airlines fly from Ontario to Marseille in about 17h 33m. The time it takes to get you to your destination can typically vary by up to 3h 12m. The distance between Ontario and Marseille is about 5980 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Marseille (average of $499). Flying from Ontario to Marseille in July is currently the most expensive (average of $759). 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

Traveling to a place near Marseille?

Book flights to Marseille if you plan to visit one of these locations
Cassis
Sanary-sur-Mer

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