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Cheap flights from Southampton to Rennes from £143

SOU — RNS
30 Sep — 7 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Rennes

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Rennes

Sun 11/1017:20 -
1 stop19h 35m
Sun 18/1014:25 -
1 stop3h 25m
Deal found 27/8£216
Sun 11/1020:00 -
2 stops18h 25m
Sun 18/1016:25 -
2 stops20h 25m
Deal found 27/8£302

Find flight deals from Southampton to Rennes

Round-trip from

£216

One-way from

£143

Popular in

April

Cheapest in

January

Average price

£185
KLM
  • KLM
  • 11/10-18/10
  • 2 total stops
  • 23h 00m total
  • Southampton to Rennes
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KLM
  • KLM
  • 26/9
  • 1 total stop
  • 19h 35m total
  • Southampton to Rennes
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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Cheapflights Fare Finder

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

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Route

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Price

Cheapest return flight
Fastest return journey

SouthamptonRennes

SOU Southampton Eastleigh - RNS Rennes St Jacques

SOURNS

Southampton Eastleigh

Sun 11/10

09:15-10:20

2 stops24h 05m

Rennes St Jacques

Sun 18/10

14:25-16:50

1 stop3h 25m

£231

SouthamptonRennes

SOU Southampton Eastleigh - RNS Rennes St Jacques

SOURNS

Southampton Eastleigh

Sun 11/10

20:00-15:25

2 stops18h 25m

Rennes St Jacques

Sun 18/10

16:25-11:50

2 stops20h 25m

£302
Cheapest one-way

SouthamptonRennes

SOU Southampton Eastleigh - RNS Rennes St Jacques

SOURNS

Southampton Eastleigh

Fri 25/9

17:20-16:50

1 stop22h 30m

£185
Fastest single journey

SouthamptonRennes

SOU Southampton Eastleigh - RNS Rennes St Jacques

SOURNS

Southampton Eastleigh

Wed 9/9

09:15-13:55

1 stop3h 40m

£193

SouthamptonRennes

SOU Southampton Eastleigh - RNS Rennes St Jacques

SOURNS

Southampton Eastleigh

Thu 24/9

17:20-13:50

1 stop19h 30m

£246

SouthamptonRennes

SOU Southampton Eastleigh - RNS Rennes St Jacques

SOURNS

Southampton Eastleigh

Sat 26/9

09:15-10:20

2 stops24h 05m

£306

Flights are sorted by cheapest return flights first.

Deals found on 26/8

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.
Estimated return price

Related info for your journey

  • How long is the flight from Southampton to Rennes?

    Departing from Southampton to Rennes will take you 24h 05m. The distance between Southampton and Rennes is about 200 mi.

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

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

  • How can I find direct flights from Southampton to Rennes?

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

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

    Yes. Cheapflights offers flight deals from Southampton 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.

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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.

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