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Cheap flights from Southampton to Rennes from £256
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/11. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — RNS
11 Nov — 18 Nov1
Cheap flight deals from Southampton to Rennes
Enter your travel dates to find the best prices.
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Cheapest flights from Southampton to RennesExplore the most affordable flight options available from Southampton to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.
Explore the most affordable flight options available from Southampton to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.
Thu 26/1108:40 -
1 stop6h 10m
Thu 3/1216:45 -
1 stop16h 25m
Deal found 12/10£256
Thu 26/1120:00 -
2 stops23h 20m
Thu 3/1211:05 -
3 stops22h 45m
Deal found 12/10£376
Best flights from Southampton to RennesDiscover carefully curated flight deals from Southampton to Rennes that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.
Discover carefully curated flight deals from Southampton to Rennes that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.
Thu 26/1108:40 -
1 stop6h 10m
Thu 3/1216:45 -
1 stop16h 25m
Deal found 12/10£256
Thu 26/1120:00 -
2 stops23h 20m
Thu 3/1211:05 -
3 stops22h 45m
Deal found 12/10£376
Fri 26/317:30 -
2 stops15h 50m
Mon 29/311:05 -
2 stops22h 40m
Deal found 10/10£436
Fri 26/309:20 -
3 stops24h 00m
Mon 29/312:30 -
2 stops7h 20m
Deal found 10/10£534
Last-minute flights from Southampton to RennesDiscover last-minute flight deals from Southampton to Rennes. Data last updated 12 October 2026 and is based on user searches.
Discover last-minute flight deals from Southampton to Rennes. Data last updated 12 October 2026 and is based on user searches.
Thu 26/1108:40 -
1 stop6h 10m
Thu 3/1216:45 -
1 stop16h 25m
Deal found 12/10£256
Thu 26/1120:00 -
2 stops23h 20m
Thu 3/1211:05 -
3 stops22h 45m
Deal found 12/10£376
Find flight deals from Southampton to Rennes
Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Rennes (RNS). 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 12 October 2026.
Cheapflights Fare Finder
Customise your flight search to find flights from Southampton to Rennes 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 7,457,451 searches. Data last updated 12 October 2026.
Use the filters below to find and compare flights from Southampton to Rennes that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest return flight
Fastest return journey
SouthamptonRennes
SOU Southampton Eastleigh - RNS Rennes St Jacques
SOURNS
Southampton Eastleigh
Thu 26/11
08:40-15:50
1 stop6h 10m
Rennes St Jacques
Thu 3/12
16:45-08:10
1 stop16h 25m
£256
SouthamptonRennes
SOU Southampton Eastleigh - RNS Rennes St Jacques
SOURNS
Southampton Eastleigh
Thu 26/11
20:00-20:20
2 stops23h 20m
Rennes St Jacques
Thu 3/12
11:05-08:50
3 stops22h 45m
£376
SouthamptonRennes
SOU Southampton Eastleigh - RNS Rennes St Jacques
SOURNS
Southampton Eastleigh
Fri 26/3
17:30-10:20
2 stops15h 50m
Rennes St Jacques
Mon 29/3
11:05-08:45
2 stops22h 40m
£436
SouthamptonRennes
SOU Southampton Eastleigh - RNS Rennes St Jacques
SOURNS
Southampton Eastleigh
Fri 26/3
09:20-10:20
3 stops24h 00m
Rennes St Jacques
Mon 29/3
12:30-18:50
2 stops7h 20m
£534
Sorted by cheapest first
Best time to book a flight from Southampton to Rennes
Have a flexible travel schedule? Discover the best time to fly to Rennes from Southampton with our price prediction graph.
SOU-RNS
Estimated return 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.
Related info for your journey
Find useful and relevant information for your journey from Southampton to Rennes. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Direct flights to Brittany
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Rennes flight routes
Alternative routes for Southampton to Rennes
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Rennes by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to Brittany
Book a non-stop flight to one of these other cities located in Brittany.
Search flights from Southampton to Rennes by cabin class
Find flights from Southampton to Rennes, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Southampton and Rennes flights
Browse other Southampton and Rennes flight options. Last updated on 12 October 2026.
Other flights from Southampton
Browse through other flights departing from Southampton. Flights are based on user searches made on Cheapflights and were last updated on 12 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Other flights to Rennes
Explore flights to Rennes departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 October 2026.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Southampton to Rennes?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southampton to Rennes. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Southampton to Rennes?
Cheapflights helps you find that perfect flight to Rennes from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Southampton to Rennes with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Southampton to Rennes, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Southampton to Rennes become cheaper?
Yes, Cheapflights offers price alerts on Southampton to Rennes flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.