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.

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What is the cheapest time of day to fly from RNS to NIR?

When flying from Rennes to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

£178+ Flights from Rennes to Northern Ireland

Cheap flight deals from Rennes to Northern Ireland

Round-trip from	£178

easyJet
15/9-19/9
2 total stops
19h 55m 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 11 July 2025.

Mon 15/916:15RNS - BFS

1 stop5h 05measyJet

Fri 19/921:05BFS - RNS

1 stop14h 50measyJet

Deal found 10/7£178

Mon 15/916:15RNS - BHD

1 stop5h 10measyJet

Fri 19/914:45BHD - RNS

1 stop21h 10measyJet

Deal found 10/7£201

Sun 24/816:20RNS - BFS

1 stop8h 10mMultiple Airlines

Sun 31/821:00BFS - RNS

2 stops18h 35mMultiple Airlines

Deal found 10/7£263

Thu 24/717:50RNS - BHD

1 stop4h 25mKLM

Mon 28/717:25BHD - RNS

1 stop22h 50mKLM

Deal found 9/7£268

Sat 26/711:20RNS - BHD

1 stop6h 35mMultiple Airlines

Wed 30/717:25BHD - RNS

1 stop16h 25mMultiple Airlines

Deal found 10/7£363

Best flights from Rennes to Northern Ireland
Discover carefully curated flight deals from Rennes to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 July 2025.

Mon 15/916:15RNS - BFS

1 stop5h 05measyJet

Fri 19/921:05BFS - RNS

1 stop14h 50measyJet

Deal found 10/7£178

Sun 24/816:20RNS - BFS

1 stop8h 10mMultiple Airlines

Sun 31/821:00BFS - RNS

2 stops18h 35mMultiple Airlines

Deal found 10/7£263

Thu 24/717:50RNS - BHD

1 stop4h 25mKLM

Mon 28/717:25BHD - RNS

1 stop22h 50mKLM

Deal found 9/7£268

Mon 15/916:15RNS - BHD

1 stop5h 10measyJet

Fri 19/914:45BHD - RNS

1 stop21h 10measyJet

Deal found 10/7£201

Sat 26/711:20RNS - BHD

1 stop6h 35mMultiple Airlines

Wed 30/717:25BHD - RNS

1 stop16h 25mMultiple Airlines

Deal found 10/7£363

Last-minute flights from Rennes to Northern Ireland
Discover last-minute flight deals from Rennes to Northern Ireland. Data last updated 11 July 2025 and is based on user searches.

Thu 24/717:50RNS - BHD

1 stop4h 25mKLM

Mon 28/717:25BHD - RNS

1 stop22h 50mKLM

Deal found 9/7£268

Sat 26/711:20RNS - BHD

1 stop6h 35mMultiple Airlines

Wed 30/717:25BHD - RNS

1 stop16h 25mMultiple Airlines

Deal found 10/7£363

Sun 24/816:20RNS - BFS

1 stop8h 10measyJet

Sun 31/809:55BFS - RNS

1 stop4h 45measyJet

Deal found 10/7£245

Sun 24/816:20RNS - BFS

1 stop8h 10mMultiple Airlines

Sun 31/821:00BFS - RNS

2 stops18h 35mMultiple Airlines

Deal found 10/7£263

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

RennesBelfast

RNS - BFS

RNSBFS

Rennes St Jacques

Mon 15/9

16:15-20:20

1 stop5h 05m

Belfast Intl

Fri 19/9

21:05-12:55

1 stop14h 50m

£178

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Mon 15/9

16:15-20:25

1 stop5h 10m

Belfast City

Fri 19/9

14:45-12:55

1 stop21h 10m

£201

RennesBelfast

RNS - BFS

RNSBFS

Rennes St Jacques

Sun 24/8

16:20-23:30

1 stop8h 10m

Belfast Intl

Sun 31/8

21:00-16:35

2 stops18h 35m

£263

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Thu 24/7

17:50-21:15

1 stop4h 25m

Belfast City

Mon 28/7

17:25-17:15

1 stop22h 50m

£268

RennesBelfast

RNS - BHD

RNSBHD

Rennes St Jacques

Sat 26/7

11:20-16:55

1 stop6h 35m

Belfast City

Wed 30/7

17:25-10:50

1 stop16h 25m

£363

Flights are sorted by cheapest return flights first.

Deals found on 10/7

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.

Reviews of airlines servicing Northern Ireland

Read through reviews of airlines operating flights from Rennes to Northern Ireland, such as KLM and easyJet. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,372 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

easyJet

6.9

Okay

1,817 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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.
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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Rennes to Northern Ireland

Nantes to Gatwick flights

Nantes to Heathrow flights

Nantes to Stansted flights

Nantes to London City flights

Nantes to Luton flights

Rennes to Gatwick flights

Rennes to Heathrow flights

Rennes to London City flights

Nantes to Edinburgh flights

Rennes to Luton flights

Brest to London City flights

Rennes to Stansted flights

Brest to Heathrow flights

Brest to Luton flights

Brest to Stansted flights

Brest to Gatwick flights

Nantes to Southend flights

Brest to Southend flights

Nantes to Manchester flights

Rennes to Edinburgh flights

Nantes to Bristol flights

Nantes to Glasgow Intl flights

Brest to Edinburgh flights

Nantes to Birmingham flights

Nantes to Cardiff flights

Nantes to Liverpool flights

Nantes to Belfast Intl flights

Nantes to Prestwick flights

Nantes to Belfast City flights

Rennes to Southend flights

Rennes to Manchester flights

Brest to Bristol flights

Rennes to Bristol flights

Nantes to Aberdeen flights

Rennes to Southampton flights

Nantes to Leeds flights

Rennes to Glasgow Intl flights

Brest to Glasgow Intl flights

Rennes to Norwich flights

Rennes to Belfast City flights

Nantes to Inverness flights

Nantes to Newcastle upon Tyne flights

Brest to Manchester flights

Rennes to Leeds flights

Quimper to Stansted flights

Lorient to Edinburgh flights

Direct flights to United Kingdom

Fly with Cheapflights

How does Cheapflights help users find flights from Rennes to Northern Ireland?

Cheapflights makes it easy to find Rennes to Northern Ireland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Rennes to Northern Ireland?

Cheapflights helps you find that perfect flight to Northern Ireland from Rennes 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 Rennes to Northern Ireland with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Rennes to Northern Ireland flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Rennes to Northern Ireland become cheaper?

Of course! You can now track prices for flights from Rennes to Northern Ireland 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Rennes to Northern Ireland from £178

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 11 July 2025.

Round-trip from

Find flight deals from Rennes to Northern Ireland

Cheapest flights from Rennes to Northern IrelandExplore 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 11 July 2025.

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 11 July 2025.

Cheapflights Fare Finder

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

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.

Cheapflights Insights

Everything you need to know about your flight from Rennes to Northern Ireland

Reviews of airlines servicing Northern Ireland

Read through reviews of airlines operating flights from Rennes to Northern Ireland, such as KLM and easyJet. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

What is the cheapest month to book a flight from Rennes to Northern Ireland?

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 Rennes to Northern Ireland

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

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 Rennes to Northern Ireland?

Why should you use Cheapflights to find cheap flight tickets from Rennes to Northern Ireland?

Can Cheapflights find flights from Rennes to Northern Ireland with no change fees?

Can Cheapflights notify me if prices for flights from Rennes to Northern Ireland become cheaper?

100% Free

Book with Flexibility

Travel Smart

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 11 July 2025.