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Cheap flights from Portsmouth to Brittany from £148

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BES
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Brittany

Keep the following information in mind while searching for Portsmouth to Brittany flight deals. Data was last updated 7 November 2025.

Round-trip from

£268

Popular in

July

Cheapest in

March

Average price

£91
KLM
  • KLM
  • 12/3-16/3
  • 2 total stops
  • 31h 55m total
  • Portsmouth to Brittany
Search Deals
Highest demand for flights based on searches. 34% potential increase in price (£50 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 November 2025
Search Deals

Find flight deals from Portsmouth to Brittany

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Brittany
Explore the most affordable flight options available from Portsmouth to Brittany. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Sun 21/1218:05SOU - NTE
1 stop21h 35mKLM
Sun 28/1217:25NTE - SOU
1 stop15h 45mKLM
Deal found 6/11£377
Sat 20/1217:30SOU - NTE
1 stop16h 50mKLM
Sat 27/1206:05NTE - SOU
1 stop3h 45mKLM
Deal found 5/11£420
Sat 20/1209:30SOU - NTE
2 stops26h 00mMultiple Airlines
Sat 27/1212:10NTE - SOU
2 stops21h 40mMultiple Airlines
Deal found 5/11£436
Sun 21/1220:10SOU - NTE
1 stop12h 40mMultiple Airlines
Sun 28/1218:50NTE - SOU
2 stops25h 30mMultiple Airlines
Deal found 6/11£440

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Brittany 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 7 November 2025.
Use the filters below to find and compare flights from Portsmouth to Brittany that are best for you.

Fly from

Portsmouth

Fly to

Brittany

Route

Depart

Return

Price

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Thu 12/3

18:05-11:20

1 stop16h 15m

Nantes Atlantique

Mon 16/3

17:25-08:05

1 stop15h 40m

£268

SouthamptonRennes

SOU - RNS

SOURNS

Southampton Eastleigh

Thu 26/3

18:05-17:05

1 stop22h 00m

Rennes St Jacques

Mon 30/3

16:35-08:50

1 stop17h 15m

£284

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Sun 21/12

18:05-16:40

1 stop21h 35m

Nantes Atlantique

Sun 28/12

17:25-08:10

1 stop15h 45m

£377

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Sat 20/12

17:30-11:20

1 stop16h 50m

Nantes Atlantique

Sat 27/12

06:05-08:50

1 stop3h 45m

£420

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Mon 30/3

09:20-16:35

1 stop6h 15m

Nantes Atlantique

Tue 31/3

12:00-08:50

1 stop21h 50m

£427

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Sat 20/12

09:30-12:30

2 stops26h 00m

Nantes Atlantique

Sat 27/12

12:10-08:50

2 stops21h 40m

£436

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Sun 21/12

20:10-09:50

1 stop12h 40m

Nantes Atlantique

Sun 28/12

18:50-19:20

2 stops25h 30m

£440

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Fri 2/1

17:30-11:20

1 stop16h 50m

£148

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Fri 2/1

17:45-09:20

2 stops14h 35m

£190

SouthamptonNantes

SOU - NTE

SOUNTE

Southampton Eastleigh

Fri 2/1

14:25-08:55

3 stops17h 30m

£261

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Best time to book a flight from Portsmouth to Brittany

Have a flexible travel schedule? Discover the best time to fly to Brittany from Portsmouth 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 Portsmouth to Brittany

What is the cheapest month to book a flight from Portsmouth to Brittany?

Currently, March is the cheapest month in which you can book a flight from Portsmouth to Brittany (average of £49). Flying from Portsmouth to Brittany in July is currently the most expensive (average of £79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from P0R to BR?

Find hourly flight availability from Portsmouth to Brittany. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 34% on flights from Portsmouth to Brittany by exploring options for tickets in the afternoon.

Related info for your journey

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

  • How long is the flight from Portsmouth to Brittany?

    For as low as £268, KLM can have you in Brittany from Portsmouth in 16h 15m. The distance from Portsmouth to Brittany is about 262 mi.

  • Can I find deals for flights from Portsmouth to Brittany that include hotel bookings?

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

  • How can I find direct flights from Portsmouth to Brittany?

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

  • Can I find deals for business class flights from Portsmouth to Brittany?

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

  • What is the cheapest month to book a flight from Portsmouth to Brittany?

    Currently, March is the cheapest month in which you can book a flight from Portsmouth to Brittany (average of £49). Flying from Portsmouth to Brittany in July is currently the most expensive (average of £79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Portsmouth to Brittany

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Top 3 airlines flying from Portsmouth to Brittany

Discover the top 3 airlines that operate flights from Portsmouth to Brittany. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£54Average£163FlexibilityNo cancel feeOn-time86%
Search easyJet flights
VoloteaCheapest£55Average£81FlexibilityNo cancel feeOn-timeN/A
Search Volotea flights
Air FranceCheapest£181Average£331FlexibilityNo cancel feeOn-time77%
Search Air France flights

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 Portsmouth to Brittany?

Deals for Portsmouth to Brittany flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Brittany?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portsmouth to Brittany.

Can Cheapflights find flights from Portsmouth to Brittany with no change fees?

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

Can Cheapflights notify me if prices for flights from Portsmouth to Brittany become cheaper?

Of course! You can now track prices for flights from Portsmouth to Brittany and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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