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Marseille

$451+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MRS
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find 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 October 29, 2025.

This Gotogate deal was found by Cheapflights users on 10/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:10 amONT - MRS
2 stops21h 40mBritish Airways
Thu 12/411:45 amMRS - ONT
2 stops21h 10mBritish Airways
Deal found 10/28$772
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/47:00 amONT - MRS
2 stops17h 30mUnited Airlines
Sun 11/98:25 amMRS - ONT
2 stops23h 06mUnited Airlines
Deal found 10/28$864
This Gotogate deal was found by Cheapflights users on 10/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/87:00 amONT - MRS
2 stops18h 50mBritish Airways
Fri 11/212:00 pmMRS - ONT
2 stops18h 57mBritish Airways
Deal found 10/28$1,072
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/116:00 amONT - MRS
2 stops26h 45mUnited Airlines
Thu 12/186:45 amMRS - ONT
2 stops24h 40mUnited Airlines
Deal found 10/27$1,240
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/277:00 amONT - MRS
2 stops25h 35mUnited Airlines
Thu 12/412:55 pmMRS - ONT
2 stops32h 23mUnited Airlines
Deal found 10/28$1,546
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/251:40 pmONT - MRS
2 stops34h 55mUnited Airlines
Mon 1/58:25 amMRS - ONT
2 stops23h 00mUnited Airlines
Deal found 10/29$1,838
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/161:34 pmONT - MRS
2 stops19h 11mUnited Airlines
Sat 12/2010:20 amMRS - ONT
2 stops20h 32mUnited Airlines
Deal found 10/28$1,939
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:44 amONT - MRS
2 stops38h 46mMultiple Airlines
Sat 1/36:00 pmMRS - ONT
2 stops39h 14mMultiple Airlines
Deal found 10/29$2,084
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/206:00 amONT - MRS
2 stops26h 45mUnited Airlines
Sun 11/308:25 amMRS - ONT
2 stops23h 26mUnited Airlines
Deal found 10/28$2,506
This Gotogate deal was found by Cheapflights users on 10/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/202:42 pmONT - MRS
2 stops16h 43mBritish Airways
Wed 1/1411:30 amMRS - ONT
2 stops20h 18mBritish Airways
Deal found 10/28$2,868

Cheap 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$737
(United Airlines)

One-way from

$451
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$811
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 ($281 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 October 2025
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 October 29, 2025.
Use the filters below to find and compare flights from Ontario to Marseille that are best for you.

Fly from

Ontario

Fly to

Marseille

Route

Depart

Return

Price

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sat 2/28

1:53 pm-5:35 pm

2 stops42h 42m

Marseille

Sat 3/7

10:20 am-7:45 pm

2 stops42h 25m

$737

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Thu 11/27

6:10 am-12:50 pm

2 stops21h 40m

Marseille

Thu 12/4

11:45 am-11:55 pm

2 stops21h 10m

$772

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Tue 1/6

1:53 pm-5:45 pm

2 stops42h 52m

Marseille

Sun 1/25

8:25 am-10:53 pm

2 stops23h 28m

$808

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Fri 3/27

6:46 am-5:45 pm

2 stops26h 59m

Marseille

Tue 3/31

8:25 pm-11:43 pm

2 stops36h 18m

$936

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sat 11/8

7:00 am-10:50 am

2 stops18h 50m

Marseille

Fri 11/21

2:00 pm-11:57 pm

2 stops18h 57m

$1,072

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Thu 12/11

6:00 am-5:45 pm

2 stops26h 45m

Marseille

Thu 12/18

6:45 am-10:25 pm

2 stops24h 40m

$1,240

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 3/29

4:15 pm-9:40 pm

2 stops20h 25m

Marseille

Tue 4/7

1:35 pm-8:17 pm

2 stops39h 42m

$1,569

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 1/25

3:09 pm-4:25 pm

2 stops16h 16m

Marseille

Wed 1/28

11:30 am-10:48 pm

2 stops20h 18m

$1,791

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Thu 12/25

1:40 pm-9:35 am

2 stops34h 55m

Marseille

Mon 1/5

8:25 am-10:25 pm

2 stops23h 00m

$1,838

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Wed 2/11

5:05 am-5:45 pm

2 stops27h 40m

$451

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 13 results
1
2

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 October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Marseille flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, March is the cheapest month in which you can book a flight from Ontario to Marseille (average of $448). Flying from Ontario to Marseille in June is currently the most expensive (average of $893). 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 United Airlines and British Airways fly from Ontario to Marseille in about 21h 40m. The time it takes to get you to your destination can typically vary by up to 21h 02m. 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, March is the cheapest month in which you can book a flight from Ontario to Marseille (average of $448). Flying from Ontario to Marseille in June is currently the most expensive (average of $893). 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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