Question 1

What’s the top stopover airport for flights from London Heathrow Airport to Rennes?

Accepted Answer

Paris (CDG) – chosen by Cheapflights users on 67% of one-stop itineraries from London Heathrow Airport to Rennes on Cheapflights.

Question 2

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Rennes?

Accepted Answer

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 2h 33m.

Question 3

What’s the cheapest stopover airport for flights from London Heathrow Airport to Rennes?

Accepted Answer

Amsterdam (AMS) is the most affordable one-stop option, with an average return flight price of £278.

Question 4

What’s the fastest stopover option from London Heathrow Airport to Rennes?

Accepted Answer

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 5h 43m.

Question 5

What is the cheapest day to fly from London Heathrow Airport to Rennes?

Accepted Answer

Travellers seeking maximum savings on their London Heathrow Airport to Rennes flight should consider departing on Thursday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in Rennes ranges from 38.0 - 75.0 inches per month. October is typically the wettest month, when rainfall can reach 75.0 mm. August is typically the driest time to visit Rennes when rainfall is around 38.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to Rennes, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).

Question 8

What is the cheapest day to fly round-trip from London Heathrow Airport to Rennes?

Accepted Answer

Sunday flights are generally found to be more expensive for flights from London Heathrow Airport to Rennes. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Rennes.

Question 9

How far in advance should I book a flight from London Heathrow Airport to Rennes?

Accepted Answer

Users have found that booking a flight from London Heathrow Airport to Rennes at least 39 days early can save you up to 109% on average compared to booking a flight this week. If booking 39 days before your flight isn’t an option for you, users have found flights from London Heathrow Airport to Rennes for as little as £83 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £121 for flights departing within the next 3 days.

Question 10

What is the cheapest month to fly from London Heathrow Airport to Rennes?

Accepted Answer

The best pricing can be found in the month of March. Prices to Rennes from London Heathrow Airport average £126. You can even find prices in March for less than £126, as users have found deals to Rennes from as low as £44. The month of August appears to be one of the more expensive times to travel to Rennes from London Heathrow Airport. Flying in the targeted month can save you up to 70%.

Question 11

What is the cheapest time of day to fly from LHR to RNS?

Accepted Answer

It’s optimal to fly from London Heathrow Airport to Rennes at midday. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the morning.

Question 12

What airport do you fly into for flights to Rennes from London Heathrow?

Accepted Answer

Located just 4.0 mi from the city center, Rennes St Jacques is the airport most travelers will use when flying to Rennes from London Heathrow. Booking flights from London Heathrow to St Jacques (RNS) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 0 different airlines.

Question 13

Can I find deals for flights from Heathrow to Rennes that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Heathrow to Rennes flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 14

How can I find direct flights from Heathrow to Rennes?

Accepted Answer

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

Question 15

Can I find deals for business class flights from Heathrow to Rennes?

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow to Rennes by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 16

How does Cheapflights help users find flights from Heathrow to Rennes?

Accepted Answer

When you search for this flight from Heathrow to Rennes, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Question 17

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Rennes?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Rennes from Heathrow.

Question 18

Can Cheapflights find flights from Heathrow to Rennes with no change fees?

Accepted Answer

Need flexible booking options for your flight to Rennes from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 19

Can Cheapflights notify me if prices for flights from Heathrow to Rennes become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Rennes from Heathrow today and book when prices fit your budget.

Round-trip from	£174
One-way from	£100
Popular in	August
Cheapest in	March
Average price	£214

Cheap flights from London Heathrow Airport to Rennes from £100

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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Rennes

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Cheapest flights from Heathrow to RennesExplore the most affordable flight options available from Heathrow to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Explore the most affordable flight options available from Heathrow to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

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Use the filters below to find and compare flights from London Heathrow Airport to Rennes that are best for you.

Best time to book a flight from Heathrow to Rennes

Have a flexible travel schedule? Discover the best time to fly to Rennes from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Rennes

What is the cheapest time of day to fly from LHR to RNS?

Find hourly flight availability from Heathrow to Rennes. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 August 2025.

What’s the top stopover airport for flights from London Heathrow Airport to Rennes?

Share of one-stop return flights from London Heathrow Airport to Rennes chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from London Heathrow Airport to Rennes?

Average return fare for one-stop flights from London Heathrow Airport to Rennes, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from London Heathrow Airport to Rennes?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Rennes, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Rennes?

Average stopover duration for one-stop one-way flights from London Heathrow Airport to Rennes, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Related info for your journey

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

What airport do you fly into for flights to Rennes from London Heathrow?

Can I find deals for flights from Heathrow to Rennes that include hotel bookings?

How can I find direct flights from Heathrow to Rennes?

Can I find deals for business class flights from Heathrow to Rennes?

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How does Cheapflights help users find flights from Heathrow to Rennes?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Rennes?

Can Cheapflights find flights from Heathrow to Rennes with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Rennes become cheaper?

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Cheapest flights from Heathrow to Rennes
Explore the most affordable flight options available from Heathrow to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.