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Cheap flights from Southampton to Rennes from £94

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — RNS
30 Mar — 6 Apr1
1 adult

Cheap 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 25 March 2025.

Round-trip from

£302

One-way from

£94

Popular in

August

Cheapest in

March

Average price

£74
KLM
  • KLM
  • 9/5-16/5
  • 2 total stops
  • 38h 55m total
  • Southampton to Rennes
KLM
  • KLM
  • 31/8
  • 1 total stop
  • 5h 40m total
  • Southampton to Rennes
Highest demand for flights based on searches. 18% potential increase in price (£21 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Southampton to Rennes

Cheapest flights from Southampton to Rennes
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 25 March 2025.

Fri 9/517:35SOU - RNS
1 stop21h 45mKLM
Fri 16/516:35RNS - SOU
1 stop17h 10mKLM
Deal found 25/3£302
Fri 9/516:10SOU - RNS
3 stops17h 55mMultiple Airlines
Fri 16/517:40RNS - SOU
2 stops23h 05mMultiple Airlines
Deal found 25/3£415

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 858,174 searches. Data last updated 25 March 2025.
Use the filters below to find and compare flights from Southampton to Rennes that are best for you.

Fly from

Southampton

Fly to

Rennes

Route

Depart

Return

Price

SouthamptonRennes

SOU - RNS

SOURNS

Southampton Eastleigh

Fri 9/5

17:35-16:20

1 stop21h 45m

Rennes St Jacques

Fri 16/5

16:35-08:45

1 stop17h 10m

£302

SouthamptonRennes

SOU - RNS

SOURNS

Southampton Eastleigh

Fri 9/5

16:10-11:05

3 stops17h 55m

Rennes St Jacques

Fri 16/5

17:40-15:45

2 stops23h 05m

£415

SouthamptonRennes

SOU - RNS

SOURNS

Southampton Eastleigh

Sun 31/8

09:20-16:00

1 stop5h 40m

£94

SouthamptonRennes

SOU - RNS

SOURNS

Southampton Eastleigh

Mon 1/9

19:25-13:00

2 stops16h 35m

£183

Flights are sorted by cheapest return flights first.

Deals found on 25/3

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
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.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Rennes

Rainfall in Rennes by month

Plan your trip to Rennes by taking into account the average rainfall totals by month.

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.

Temperature in Rennes by month

Plan your trip to Rennes by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Rennes

Get insights into the airlines that provide service to Rennes. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rennes. Reviews last updated 25 March 2025.

Food

7.3

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Food

7.3

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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.
  • 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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How does Cheapflights help users find flights from Southampton to Rennes?

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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.

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