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Cheap flights from Rennes to Northern Ireland from £67

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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
RNS — BFS
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Rennes to Northern Ireland

Keep the following information in mind while searching for Rennes to Northern Ireland flight deals. Data was last updated 17 September 2025.

Round-trip from

£246

One-way from

£67
KLM
  • KLM
  • 21/2-28/2
  • 2 total stops
  • 14h 00m total
  • Rennes to Northern Ireland
Search Deals
easyJet
  • easyJet
  • 28/9
  • 1 total stop
  • 17h 15m total
  • Rennes to Northern Ireland
Search Deals

Find flight deals from Rennes to Northern Ireland

Cheapest flights from Rennes to Northern Ireland
Explore the most affordable flight options available from Rennes to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Tue 30/916:35RNS - BHD
1 stop5h 40mKLM
Sat 4/1017:25BHD - RNS
1 stop22h 05mKLM
Deal found 14/9£257
Sat 27/918:50RNS - BHD
2 stops16h 00mMultiple Airlines
Tue 30/918:50BHD - RNS
2 stops19h 50mMultiple Airlines
Deal found 14/9£287
Tue 30/906:30RNS - BHD
2 stops15h 45mMultiple Airlines
Sat 4/1006:30BHD - RNS
1 stop8h 50mMultiple Airlines
Deal found 14/9£320

Cheapflights Fare Finder

 
Customise your flight search to find flights from Rennes to Northern Ireland 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 17 September 2025.
Use the filters below to find and compare flights from Rennes to Northern Ireland that are best for you.

Fly from

Rennes

Fly to

Northern Ireland

Route

Depart

Return

Price

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Sat 21/2

17:35-21:00

1 stop4h 25m

Belfast City

Sat 28/2

06:30-17:05

1 stop9h 35m

£246

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Sat 27/9

18:50-09:50

2 stops16h 00m

Belfast City

Tue 30/9

18:50-15:40

2 stops19h 50m

£287

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Tue 30/9

06:30-21:15

2 stops15h 45m

Belfast City

Sat 4/10

06:30-16:20

1 stop8h 50m

£320

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Tue 30/9

16:35-21:15

1 stop5h 40m

Belfast City

Sat 4/10

17:25-15:35

2 stops21h 10m

£345

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Sun 8/3

17:35-16:50

1 stop24h 15m

Belfast City

Tue 10/3

17:20-17:00

1 stop22h 40m

£430

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Sun 28/9

16:20-08:35

1 stop17h 15m

£67

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Sat 27/9

13:30-20:25

1 stop7h 55m

£118

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Mon 29/9

16:15-10:10

2 stops18h 55m

£123

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Mon 29/9

16:15-10:10

3 stops18h 55m

£152

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Tue 30/9

06:30-09:15

3 stops27h 45m

£202

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 12 results
1
2

Best time to book a flight from Rennes to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Rennes 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 Rennes to Northern Ireland
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly from for flights from Rennes to Northern Ireland?

    Located just 4.0 mi from the city center, Rennes St Jacques (RNS) is the airport most travelers will use when flying to Northern Ireland from Rennes.

  • How long is the flight from Rennes to Northern Ireland?

    KLM can get you from Rennes to Northern Ireland in just under 4h 25m. Your travel time can differ by up to . There are 486 mi between Rennes and Northern Ireland.

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

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

  • How can I find direct flights from Rennes to Northern Ireland?

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

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

    Yes. Cheapflights offers flight deals from Rennes to Northern Ireland 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 Rennes to Northern Ireland?

    Currently, January is the cheapest month in which you can book a flight from Rennes to Northern Ireland (average of £67). Flying from Rennes to Northern Ireland in July is currently the most expensive (average of £90). 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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