$175 Cheap Flights from London (LCY) to Rennes (RNS)

View $175 flight on Thu, May 28, 2026Opens in a new window

Popular airlines from London City Airport (LCY) to Rennes (RNS-Saint-Jacques)

Cheap Flights from London to Rennes (LCY-RNS)

Prices were available within the past 7 days and start at $175 for one-way flights and $390 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Wed, Oct 29 - Mon, Nov 3
LCY
London
RNS
Rennes
$390 Roundtrip, found 1 day ago
$390
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Oct 29 from London to Rennes, returning Mon, Nov 3, priced at $390 found 1 day ago
KLM
Wed, Oct 29 - Mon, Nov 3
LCY
London
RNS
Rennes
$392 Roundtrip, found 1 day ago
$392
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Oct 29 from London to Rennes, returning Mon, Nov 3, priced at $392 found 1 day ago
KLM
Wed, Oct 29 - Mon, Nov 3
LCY
London
RNS
Rennes
$432 Roundtrip, found 1 day ago
$432
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Oct 29 from London to Rennes, returning Mon, Nov 3, priced at $432 found 1 day ago
KLM
Wed, Oct 29 - Mon, Nov 3
LCY
London
RNS
Rennes
$452 Roundtrip, found 1 day ago
$452
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Oct 29 from London to Rennes, returning Mon, Nov 3, priced at $452 found 1 day ago
KLM
Wed, Oct 29 - Mon, Nov 3
LCY
London
RNS
Rennes
$456 Roundtrip, found 1 day ago
$456
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Oct 29 from London to Rennes, returning Mon, Nov 3, priced at $456 found 1 day ago
KLM
Wed, Oct 29 - Mon, Nov 3
LCY
London
RNS
Rennes
$478 Roundtrip, found 1 day ago
$478
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Oct 29 from London to Rennes, returning Mon, Nov 3, priced at $478 found 1 day ago
KLM
Wed, Oct 29 - Mon, Nov 3
LCY
London
RNS
Rennes
$485 Roundtrip, found 1 day ago
$485
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Oct 29 from London to Rennes, returning Mon, Nov 3, priced at $485 found 1 day ago
KLM
Fri, Nov 21 - Sun, Nov 23
LCY
London
RNS
Rennes
$528 Roundtrip, found 4 days ago
$528
Roundtrip
found 4 days ago
Select KLM flight, departing Fri, Nov 21 from London to Rennes, returning Sun, Nov 23, priced at $528 found 4 days ago
KLM
Wed, Oct 29 - Mon, Nov 3
LCY
London
RNS
Rennes
$536 Roundtrip, found 1 day ago
$536
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Oct 29 from London to Rennes, returning Mon, Nov 3, priced at $536 found 1 day ago
KLM
Fri, Nov 21 - Sun, Nov 23
LCY
London
RNS
Rennes
$563 Roundtrip, found 4 days ago
$563
Roundtrip
found 4 days ago
Select KLM flight, departing Fri, Nov 21 from London to Rennes, returning Sun, Nov 23, priced at $563 found 4 days ago

Alternative airports near Rennes

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Saint-Jacques RNS. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $696
RNS
Saint-Jacques
CheapestClosest
Average driving time to city center10 min
Flights from $696

Frequently asked questions

How much does a flight from London City Airport (LCY) to Saint-Jacques Airport (RNS) cost?
Grab a cheap one-way flight from $175 or cheap return flight from $390 from London City Airport (LCY) to Saint-Jacques Airport (RNS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from London City Airport (LCY) to Saint-Jacques Airport (RNS)?
Planning your trip for October is a great way to save, as it's the cheapest month for flights between LCY and RNS. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from London City Airport (LCY) to Saint-Jacques Airport (RNS)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from LCY to RNS. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from London City Airport (LCY) to Saint-Jacques Airport (RNS)?
You'll need to book a flight with a layover when traveling from London City Airport (LCY) to Saint-Jacques Airport (RNS). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from LCY to RNS?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from London City Airport (LCY) to Saint-Jacques Airport (RNS)?
Select a flight from London City Airport (LCY) to Saint-Jacques Airport (RNS) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures 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 London City Airport (LCY) to Saint-Jacques Airport (RNS) last-minute?
Last-minute bookings from LCY to RNS are typically more expensive. For the best prices, start looking for flights ahead of time. That being said, if you can play around with your travel dates, it's possible to find a cheap ticket right before you leave.
Is it cheaper to book a LCY to RNS flight and hotel package?
Compared with arranging flights and hotels separately, booking a LCY to RNS flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our wide range of hotels, then personalize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from London City Airport (LCY) to Saint-Jacques Airport (RNS)?
If you reserved your LCY to RNS flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Origin airport
London City
Destination airport
Saint-Jacques
Airlines serving
KLM
Roundtrip price
$390
Distance
250 mi

Book with confidence

London to Rennes Flights

The cheapest times to fly from London to Rennes

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 London to Rennes are during the month of October. You can find some of the cheapest flights from London to Rennes with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Rennes

Sunday is one of the best days to book for cheap flights from London to Rennes: 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 London to Rennes

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 London to Rennes in 2025. You can also book with separate airlines for your outbound and return journeys, from $175 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 London to Rennes 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 London to Rennes 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.

 

London to Rennes Flights

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*Available to One Key members.