The cheapest times to fly from MDW to RNS are

  • October 8th to February 25th (except the week of December 17th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from MDW to RNS is early December. Prices can be as high as $2261 for Saturday flights during mid December, or as low as $1533 for Tuesday flights around early December.


When to Fly to Rennes

Flying from Chicago, IL (MDW) to Rennes (RNS) will usually cost between $1539 to $2030 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $1576. Due to high demand the most expensive time to fly is mid December, with an average price of $2023. Planning your trip to low-cost times can easily save you $447 on economy flights and even more on first-class flights. Generally, any price below $1795 can be considered a good price for a round-trip MDW to RNS flight.

See below for a graph of average weekly prices for the MDW to RNS route. All prices are for round-trip tickets in USD.

MDW to RNS Flight Prices

Compared to other flights, the MDW to RNS flight is more expensive than the average and costs more than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.28, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $121 (7%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1721. Return trip prices are from the RNS to MDW flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from MDW to RNS can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 11 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from MDW to RNS while comparing.

Destination alternative #1: Brest Bretagne Airport (BES) in Brest

  • 126 miles (203 km) away from RNS
  • Usually 3.57% less expensive than RNS
  • 2-layover flights available

See MDW to BES flights


Flight Hacking MDW to RNS

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from MDW to RNS — but Champion Traveler does!

Hack #1: Barcelona (MDW > BCN > RNS)

  • Price for both tickets: $599
  • Average savings: $1196 (66.63%)

See MDW to BCN flights

Hack #2: Madrid (MDW > MAD > RNS)

  • Price for both tickets: $803
  • Average savings: $993 (55.29%)

See MDW to MAD flights

Hack #3: London (MDW > LCY > RNS)

  • Price for both tickets: $817
  • Average savings: $978 (54.48%)

See MDW to LCY flights


Flight Questions Answered

Still have questions about flying from MDW to RNS? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: Air France, Delta, KLM, and potentially more during busy seasons.

How far away is it from Rennes Saint Jacques Airport to Chicago Midway International Airport?

The distance between the two airports is roughly 4005 miles or 6445 kilometers.

How long does it take to fly from MDW to RNS?

The real-world flight time for a nonstop MDW to RNS flight is about 8 hour 11 minutes.

How many flights go between Chicago, IL and Rennes?

It depends on the day of the week and the date, but a typical day might have around 8 available flights from MDW to RNS.


Airport Location Info


Departing Airport

Origination codeMDW
Origination airport nameChicago Midway International Airport
CityChicago, IL
Countrythe United States

Return Airport

Destination codeRNS
Destination airport nameRennes Saint Jacques Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.