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Marseille

$471+ 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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MRS
Jul 13 — Jul 201
Mon 7/13
Mon 7/20
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 June 13, 2026.

This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:10 am
ONT
-
MRS
2 stops21h 00m
United Airlines
Tue 11/1712:55 pm
MRS
-
ONT
2 stops19h 11m
United Airlines
Deal found 6/10$883
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:01 am
ONT
-
MRS
2 stops19h 04m
United Airlines
Tue 9/156:40 am
MRS
-
ONT
2 stops22h 17m
United Airlines
Deal found 6/8$937
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 9/131:18 pm
ONT
-
MRS
2 stops18h 52m
United Airlines
Sun 9/276:05 am
MRS
-
ONT
2 stops23h 53m
United Airlines
Deal found 6/12$967
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 8/301:18 pm
ONT
-
MRS
2 stops18h 52m
United Airlines
Mon 9/76:05 am
MRS
-
ONT
2 stops21h 06m
United Airlines
Deal found 6/12$997
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:18 pm
ONT
-
MRS
2 stops38h 47m
United Airlines
Sat 8/221:45 pm
MRS
-
ONT
2 stops39h 16m
United Airlines
Deal found 6/10$1,013
This Booking.com deal was found by Cheapflights users on 6/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am
ONT
-
MRS
2 stops20h 50m
British Airways
Wed 11/1111:30 am
MRS
-
ONT
2 stops19h 53m
British Airways
Deal found 6/8$1,048
This British Airways deal was found by Cheapflights users on 6/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/184:59 pm
ONT
-
MRS
2 stops17h 26m
British Airways
Mon 10/2611:55 am
MRS
-
ONT
2 stops19h 11m
British Airways
Deal found 6/12$1,050
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sun 7/266:00 am
ONT
-
MRS
2 stops30h 45m
United Airlines
Sun 8/21:45 pm
MRS
-
ONT
2 stops39h 57m
United Airlines
Deal found 6/11$1,071
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 10/111:24 pm
ONT
-
MRS
2 stops18h 46m
United Airlines
Sun 10/181:45 pm
MRS
-
ONT
2 stops18h 14m
United Airlines
Deal found 6/12$1,088
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:20 pm
ONT
-
MRS
2 stops20h 25m
United Airlines
Tue 7/216:05 am
MRS
-
ONT
2 stops23h 37m
United Airlines
Deal found 6/8$1,119
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 7/166:10 am
ONT
-
MRS
2 stops30h 35m
United Airlines
Mon 7/206:05 am
MRS
-
ONT
2 stops25h 46m
United Airlines
Deal found 6/12$1,121
This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2211:48 am
ONT
-
MRS
2 stops18h 42m
Multiple Airlines
Tue 8/412:15 pm
MRS
-
ONT
2 stops19h 30m
Multiple Airlines
Deal found 6/12$1,157

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 June 13, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$883
(United Airlines)

One-way from

$471
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$1,356
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 ($291 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 13, 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

Wed 10/14

11:10 am-5:10 pm

2 stops21h 00m

Marseille

Tue 11/17

12:55 pm-11:06 pm

2 stops19h 11m

$883

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Tue 9/1

9:01 am-1:05 pm

2 stops19h 04m

Marseille

Tue 9/15

6:40 am-7:57 pm

2 stops22h 17m

$937

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 9/13

1:18 pm-5:10 pm

2 stops18h 52m

Marseille

Sun 9/27

6:05 am-8:58 pm

2 stops23h 53m

$967

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sat 8/15

1:18 pm-1:05 pm

2 stops38h 47m

Marseille

Sat 8/22

1:45 pm-8:01 pm

2 stops39h 16m

$1,013
Quickest round-trip

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 10/18

4:59 pm-7:25 pm

2 stops17h 26m

Marseille

Mon 10/26

11:55 am-11:06 pm

2 stops19h 11m

$1,050

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 7/26

6:00 am-9:45 pm

2 stops30h 45m

Marseille

Sun 8/2

1:45 pm-8:42 pm

2 stops39h 57m

$1,071

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Thu 7/16

6:10 am-9:45 pm

2 stops30h 35m

Marseille

Mon 7/20

6:05 am-10:51 pm

2 stops25h 46m

$1,121

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Wed 9/9

9:10 pm-5:55 pm

2 stops35h 45m

Marseille

Sat 9/19

7:00 pm-8:13 pm

2 stops58h 13m

$1,277

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Thu 9/17

9:10 pm-5:55 pm

2 stops35h 45m

Marseille

Sat 9/26

7:00 pm-8:13 pm

2 stops58h 13m

$1,303

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Fri 7/24

6:39 pm-9:45 pm

2 stops18h 06m

Marseille

Fri 7/31

6:05 am-10:37 pm

2 stops25h 32m

$1,450

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 23 resultsSorted by cheapest first
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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 June.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 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 Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Ontario-Marseille flight deals on Cheapflights vs. Ovago >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 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-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.

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 United Airlines fly from Ontario to Marseille in about 21h. The time it takes to get you to your destination can typically vary by up to . The distance between Ontario and Marseille is about 5980 mi.

  • 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.

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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