In terms of precipitation, rainfall in Brittany 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 Brittany when rainfall is around 38.0 mm.

If weather is an important factor for your trip to Brittany, 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).

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

When flying from Belfast Intl Airport to Brittany, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Belfast Intl to Brittany that include hotel bookings?

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

How can I find direct flights from Belfast Intl to Brittany?

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

Can I find deals for business class flights from Belfast Intl to Brittany?

Yes. Cheapflights offers flight deals from Belfast Intl 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.

£146+ Cheap Flights from Belfast Intl Airport to Brittany

Cheap flight deals from Belfast Intl to Brittany

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Cheapest flights from Belfast Intl to Brittany
Explore the most affordable flight options available from Belfast Intl to Brittany. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2026.

Tue 1/1220:35 -

2 stops20h 05m

Tue 8/1212:55 -

1 stop6h 00m

Deal found 17/10£239

Find flight deals from Belfast Intl to Brittany

Round-trip from	£181
One-way from	£146

easyJet
29/11-6/12
2 total stops
21h 55m total
Belfast to Brittany

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easyJet
30/10-31/12
1 total stop
12h 45m total
Belfast to Brittany

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Use the filters below to find and compare flights from Belfast Intl Airport to Brittany that are best for you.

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Cheapest return flight

BelfastRennes

BFS Belfast Intl - RNS Rennes St Jacques

BFSRNS

Belfast Intl

Fri 30/10

21:10-10:55

1 stop12h 45m

Rennes St Jacques

Wed 31/12

00:00-00:00

Nonstop0h 00m

£146

BelfastRennes

BFS Belfast Intl - RNS Rennes St Jacques

BFSRNS

Belfast Intl

Tue 1/12

07:00-09:50

3 stops25h 50m

Rennes St Jacques

Tue 8/12

11:05-20:10

2 stops10h 05m

£248

Fastest return journey

BelfastRennes

BFS Belfast Intl - RNS Rennes St Jacques

BFSRNS

Belfast Intl

Fri 30/10

07:00-20:20

3 stops12h 20m

Rennes St Jacques

Wed 31/12

00:00-00:00

Nonstop0h 00m

£312

BelfastRennes

BFS Belfast Intl - RNS Rennes St Jacques

BFSRNS

Belfast Intl

Tue 23/3

16:45-10:20

1 stop16h 35m

Rennes St Jacques

Sun 4/4

16:15-22:40

1 stop7h 25m

£404

Flights are sorted by cheapest return flights first.

Deals found on 18/10

Sorted by cheapest first

Best time to book a flight from Belfast Intl to Brittany

Have a flexible travel schedule? Discover the best time to fly to Brittany from Belfast Intl with our price prediction graph.

BFS-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.

Cheapflights Insights

Everything you need to know about your flight from Belfast Intl Airport to Brittany

BFS-FRBR

BFS-RNS

No data available for this route at this time. Please check back soon.

Related info for your journey

Can I find deals for flights from Belfast Intl to Brittany that include hotel bookings?
Yes. In addition to deals on Belfast Intl to Brittany flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl to Brittany?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Brittany.
Can I find deals for business class flights from Belfast Intl to Brittany?
Yes. Cheapflights offers flight deals from Belfast Intl 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.

Browse thousands of different options on Cheapflights for your next trip

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

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Cheap flights from Belfast Intl Airport to Brittany from £146

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast Intl to Brittany

Cheapest flights from Belfast Intl to BrittanyExplore the most affordable flight options available from Belfast Intl to Brittany. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2026.

Explore the most affordable flight options available from Belfast Intl to Brittany. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2026.

Best flights from Belfast Intl to BrittanyDiscover carefully curated flight deals from Belfast Intl to Brittany that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 October 2026.

Discover carefully curated flight deals from Belfast Intl to Brittany that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 October 2026.

One-way flights from Belfast Intl to BrittanySearch for one-way flight options from Belfast Intl to Brittany. Find affordable one-way fares based on user searches. Data last updated 20 October 2026.

Search for one-way flight options from Belfast Intl to Brittany. Find affordable one-way fares based on user searches. Data last updated 20 October 2026.

Find flight deals from Belfast Intl to Brittany

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Use the filters below to find and compare flights from Belfast Intl Airport to Brittany that are best for you.

Best time to book a flight from Belfast Intl to Brittany

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Cheapflights Insights

Related info for your journey

Can I find deals for flights from Belfast Intl to Brittany that include hotel bookings?

How can I find direct flights from Belfast Intl to Brittany?

Can I find deals for business class flights from Belfast Intl to Brittany?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast Intl to Brittany

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Brittany by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to France

Book a non-stop flight to one of these other cities located in France.

Search flights from Belfast Intl to Brittany by cabin class

Find flights from Belfast Intl to Brittany, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Belfast Intl and Brittany flights

Browse other Belfast Intl and Brittany flight options. Last updated on 20 October 2026.

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How does Cheapflights help users find flights from Belfast Intl to Brittany?

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

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

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

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Book with Flexibility

Travel Smart

Cheapest flights from Belfast Intl to Brittany
Explore the most affordable flight options available from Belfast Intl to Brittany. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2026.

Best flights from Belfast Intl to Brittany
Discover carefully curated flight deals from Belfast Intl to Brittany that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 October 2026.

One-way flights from Belfast Intl to Brittany
Search for one-way flight options from Belfast Intl to Brittany. Find affordable one-way fares based on user searches. Data last updated 20 October 2026.