$309 Cheap Flights from Chicago (ORD) to Marseille (MRS)

View $309 flight on Mon, Jul 21, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Marseille - Provence Airport (MRS)

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Cheap Flights from Chicago to Marseille (ORD-MRS)

Prices were available within the past 7 days and start at $309 for one-way flights and $603 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Sat, Sep 13 - Thu, Sep 25
ORD
Chicago
MRS
Marseille
$603 Roundtrip, found 2 hours ago
$603
Roundtrip
found 2 hours ago
Select TAP Portugal flight, departing Sat, Sep 13 from Chicago to Marseille, returning Thu, Sep 25, priced at $603 found 2 hours ago
TAP Portugal
Fri, Sep 5 - Fri, Sep 12
ORD
Chicago
MRS
Marseille
$603 Roundtrip, found 6 days ago
$603
Roundtrip
found 6 days ago
Select TAP Portugal flight, departing Fri, Sep 5 from Chicago to Marseille, returning Fri, Sep 12, priced at $603 found 6 days ago
TAP Portugal
Sun, Jul 27 - Wed, Oct 8
ORD
Chicago
MRS
Marseille
$610 Roundtrip, found 1 day ago
$610
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Sun, Jul 27 from Chicago to Marseille, returning Wed, Oct 8, priced at $610 found 1 day ago
TAP Portugal
Mon, Aug 11 - Wed, Aug 20
ORD
Chicago
MRS
Marseille
$643 Roundtrip, found 6 days ago
$643
Roundtrip
found 6 days ago
Select TAP Portugal flight, departing Mon, Aug 11 from Chicago to Marseille, returning Wed, Aug 20, priced at $643 found 6 days ago
TAP Portugal
Wed, Oct 8 - Tue, Oct 14
ORD
Chicago
MRS
Marseille
$644 Roundtrip, found 1 day ago
$644
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Wed, Oct 8 from Chicago to Marseille, returning Tue, Oct 14, priced at $644 found 1 day ago
United
Mon, Nov 3 - Tue, Nov 11
ORD
Chicago
MRS
Marseille
$658 Roundtrip, found 4 hours ago
$658
Roundtrip
found 4 hours ago
Select United flight, departing Mon, Nov 3 from Chicago to Marseille, returning Tue, Nov 11, priced at $658 found 4 hours ago
Lufthansa
Mon, Nov 24 - Tue, Dec 2
ORD
Chicago
MRS
Marseille
$658 Roundtrip, just found
$658
Roundtrip
just found
Select Lufthansa flight, departing Mon, Nov 24 from Chicago to Marseille, returning Tue, Dec 2, priced at $658 just found
Air Canada
Mon, Nov 24 - Tue, Dec 2
ORD
Chicago
MRS
Marseille
$658 Roundtrip, just found
$658
Roundtrip
just found
Select Air Canada flight, departing Mon, Nov 24 from Chicago to Marseille, returning Tue, Dec 2, priced at $658 just found
British Airways
Mon, Nov 24 - Tue, Dec 2
ORD
Chicago
MRS
Marseille
$662 Roundtrip, just found
$662
Roundtrip
just found
Select British Airways flight, departing Mon, Nov 24 from Chicago to Marseille, returning Tue, Dec 2, priced at $662 just found
Swiss International Air Lines
Mon, Apr 6 - Mon, Apr 13
ORD
Chicago
MRS
Marseille
$663 Roundtrip, found 3 days ago
$663
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Mon, Apr 6 from Chicago to Marseille, returning Mon, Apr 13, priced at $663 found 3 days ago

Find the cheapest month to fly from Chicago (ORD) to Marseille (MRS)

January is typically the cheapest month to fly

From $478 - $1,430 per traveler.

Graph displaying average flight prices per month

Flights from Chicago (ORD) to Marseille (MRS)
Origin airport
O'Hare Intl.
Destination airport
Marseille - Provence
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Iberia, KLM, Lufthansa, Royal Air Maroc, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$602
Distance
4456 mi

Chicago to Marseille Flights

The cheapest times to fly from Chicago to Marseille

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Marseille are during the month of September. You can find some of the cheapest flights from Chicago to Marseille with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Marseille

Sunday is one of the best days to book for cheap flights from Chicago to Marseille: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Marseille

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Marseille in 2025. You can also book with separate airlines for your outbound and return journeys, from $309 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Marseille flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Marseille airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Marseille - Provence Airport (MRS) cost?
Discover the latest flight deals from ORD to MRS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ORD to MRS?
The cheapest flights from ORD to MRS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ORD to MRS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ORD to MRS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from O'Hare Intl. Airport (ORD) to Marseille - Provence Airport (MRS)?
There aren't any daily nonstop flights departing from O'Hare Intl. Airport (ORD) to Marseille - Provence Airport (MRS). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from ORD to MRS?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Marseille - Provence Airport (MRS)?
Opt for a flight from O'Hare Intl. Airport (ORD) to Marseille - Provence Airport (MRS) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Marseille - Provence Airport (MRS) last-minute?
Last-minute bookings from ORD to MRS are generally more expensive. For the best prices, start looking for flights ahead of time. That said, if your travel plans are flexible, it's possible to find a cheap fare just before your departure.
Is it cheaper to book an ORD to MRS flight and hotel package?
You'll generally save money by securing an ORD to MRS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Marseille - Provence Airport (MRS)?
Typically, you're able to cancel or reschedule your ORD to MRS flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further details, head to our Customer Service portal.

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*Available to One Key members.