Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Ireland to Rennes from €72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Rennes departing on 13/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to Rennes

Recent return flight deals from Ireland to Rennes

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:55 - 19:35DUB-RNS
11h 40m1 stop
Multiple Airlines Logo
20:20 - 07:50RNS-DUB
12h 30m1 stop
€171Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Multiple Airlines Logo
06:55 - 19:35DUB-RNS
11h 40m1 stop
Multiple Airlines Logo
17:05 - 08:00RNS-DUB
15h 55m2 stops
€185Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Air France Logo
16:45 - 10:20DUB-RNS
16h 35m1 stop
Air France Logo
11:05 - 07:50RNS-DUB
21h 45m1 stop
€197Air France
Find Deal
Tue, 2 Dec - Tue, 9 Dec
Multiple Airlines Logo
16:55 - 19:35DUB-RNS
25h 40m2 stops
Multiple Airlines Logo
12:30 - 23:05RNS-DUB
11h 35m1 stop
€200Multiple Airlines
Find Deal
Tue, 2 Dec - Tue, 9 Dec
KLM Logo
08:50 - 17:00DUB-RNS
7h 10m1 stop
KLM Logo
17:35 - 08:05RNS-DUB
15h 30m1 stop
€203KLM
Find Deal
Sun, 23 Nov - Sat, 29 Nov
KLM Logo
17:15 - 17:00DUB-RNS
22h 45m1 stop
KLM Logo
17:35 - 22:10RNS-DUB
5h 35m1 stop
€207KLM
Find Deal
Tue, 2 Dec - Tue, 9 Dec
Multiple Airlines Logo
20:00 - 16:05ORK-RNS
19h 05m1 stop
Multiple Airlines Logo
20:20 - 08:05RNS-ORK
12h 45m1 stop
€208Multiple Airlines
Find Deal
Sat, 22 Nov - Wed, 26 Nov
KLM Logo
17:15 - 17:05DUB-RNS
22h 50m1 stop
KLM Logo
17:30 - 22:10RNS-DUB
5h 40m1 stop
€210KLM
Find Deal
Fri, 21 Nov - Sun, 23 Nov
Air France Logo
08:55 - 10:20DUB-RNS
24h 25m1 stop
Air France Logo
11:20 - 15:45RNS-DUB
5h 25m1 stop
€231Air France
Find Deal
Sun, 23 Nov - Sat, 29 Nov
Air France Logo
08:55 - 09:45DUB-RNS
23h 50m2 stops
Air France Logo
11:20 - 15:45RNS-DUB
5h 25m1 stop
€259Air France
Find Deal
Sun, 23 Nov - Sat, 29 Nov

KLM flights from Ireland to Rennes

Our best KLM deals on Ireland to Rennes flight tickets
KLM
23 Nov
DUB08:50Dublin
7h 10m
1 stop
RNS17:00Rennes St Jacques
29 Nov
RNS17:35Rennes St Jacques
15h 30m
1 stop
DUB08:05Dublin
€203
Find similar
KLM
2 Dec
DUB17:15Dublin
22h 45m
1 stop
RNS17:00Rennes St Jacques
9 Dec
RNS17:35Rennes St Jacques
5h 35m
1 stop
DUB22:10Dublin
€207
Find similar
KLM
21 Nov
DUB17:15Dublin
22h 50m
1 stop
RNS17:05Rennes St Jacques
23 Nov
RNS17:30Rennes St Jacques
5h 40m
1 stop
DUB22:10Dublin
€210
Find similar

Air France flights from Ireland to Rennes

Our best Air France deals on Ireland to Rennes flight tickets
Air France
2 Dec
DUB16:45Dublin
16h 35m
1 stop
RNS10:20Rennes St Jacques
9 Dec
RNS11:05Rennes St Jacques
21h 45m
1 stop
DUB07:50Dublin
€197
Find similar
Air France
23 Nov
DUB08:55Dublin
24h 25m
1 stop
RNS10:20Rennes St Jacques
29 Nov
RNS11:20Rennes St Jacques
5h 25m
1 stop
DUB15:45Dublin
€231
Find similar
Air France
23 Nov
DUB08:55Dublin
23h 50m
2 stops
RNS09:45Rennes St Jacques
29 Nov
RNS11:20Rennes St Jacques
5h 25m
1 stop
DUB15:45Dublin
€259
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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, momondo users made 13,528 searches. Data last updated 6 November 2025.
Use the filters below to find and compare flights from Ireland to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 3/12

06:55-19:35

1 stop11h 40m

Rennes St Jacques

Wed 10/12

20:20-07:50

1 stop12h 30m

€171

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 3/12

06:55-19:35

1 stop11h 40m

Rennes St Jacques

Wed 10/12

17:05-08:00

2 stops15h 55m

€185

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 2/12

16:45-10:20

1 stop16h 35m

Rennes St Jacques

Tue 9/12

11:05-07:50

1 stop21h 45m

€197

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 2/12

16:55-19:35

2 stops25h 40m

Rennes St Jacques

Tue 9/12

12:30-23:05

1 stop11h 35m

€200

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 23/11

08:50-17:00

1 stop7h 10m

Rennes St Jacques

Sat 29/11

17:35-08:05

1 stop15h 30m

€203

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 2/12

17:15-17:00

1 stop22h 45m

Rennes St Jacques

Tue 9/12

17:35-22:10

1 stop5h 35m

€207

CorkRennes

ORK - RNS

ORKRNS

Cork

Sat 22/11

20:00-16:05

1 stop19h 05m

Rennes St Jacques

Wed 26/11

20:20-08:05

1 stop12h 45m

€208

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 21/11

17:15-17:05

1 stop22h 50m

Rennes St Jacques

Sun 23/11

17:30-22:10

1 stop5h 40m

€210

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 23/11

08:55-10:20

1 stop24h 25m

Rennes St Jacques

Sat 29/11

11:20-15:45

1 stop5h 25m

€231

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 23/11

08:55-09:45

2 stops23h 50m

Rennes St Jacques

Sat 29/11

11:20-15:45

1 stop5h 25m

€259

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Rennes from

How to get the cheapest flight ticket from Ireland to Rennes

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Rennes?

The month of May is, on average, the cheapest month to fly to Rennes from Ireland, with most prices found around €167. If you aren’t able to travel to Rennes during the month of May, then flying in August is also cheap. Prices for this month can be found on momondo for an average of €174.

What is the cheapest Ireland to Rennes St Jacques flight route?

Fly from Dublin to Rennes St Jacques for the best Ireland - Rennes St Jacques flight prices

What cabin class options are available on Ireland to Rennes St Jacques flights?

There is only 1 cabin class available to choose from on Ireland to Rennes St Jacques flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to Rennes flights?

You could potentially save up to 10% on your flight if you consider stops on a Ireland to Rennes flight.

Cheap Ireland to Rennes flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Rennes

Direct flights

None
There are no direct flights from Ireland to Rennes. There are no popular flight routes from Ireland to Rennes.
Search flight deals

  • When did momondo last update prices for flights from Ireland to Rennes St Jacques Airport?

    Prices for flights from Ireland to Rennes St Jacques Airport are updated daily.

  • How old do you have to be to fly from Ireland to Rennes St Jacques Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Rennes St Jacques Airport.

  • What documentation or ID do you need to fly to Rennes St Jacques Airport?

    The travel and health documents you'll need for your trip to Rennes St Jacques Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Rennes St Jacques Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ireland to Rennes?

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Rennes?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Rennes from Ireland.

Can I find flights from Ireland to Rennes with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ireland to Rennes flights to just show those with flexible booking policies.

How can momondo help me find flights from Ireland to Rennes?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Rennes.

I’m not ready to book a flight from Ireland to Rennes right now. Can momondo alert me if prices change?

Price alerts on flights to Rennes from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Rennes trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 6/12
Sat 13/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to France

Airports servicing Brittany

Brest Guipavas Airport