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Cheap flights from Ireland to Rennes from €81

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 16/3. 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
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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
12:35 - 19:35
DUB
-
RNS
6h 00m
1 stop
Multiple Airlines Logo
20:20 - 07:50
RNS
-
DUB
12h 30m
1 stop
€153Multiple Airlines
Wed, 4 Mar - Wed, 11 Mar
Multiple Airlines Logo
09:25 - 19:35
DUB
-
RNS
9h 10m
1 stop
Multiple Airlines Logo
19:55 - 00:05
RNS
-
DUB
29h 10m
2 stops
€177Multiple Airlines
Wed, 4 Mar - Wed, 11 Mar
Multiple Airlines Logo
13:20 - 08:35
DUB
-
RNS
18h 15m
2 stops
Multiple Airlines Logo
09:40 - 21:35
RNS
-
DUB
12h 55m
1 stop
€178Multiple Airlines
Sat, 21 Mar - Sat, 28 Mar
KLM Logo
05:55 - 17:05
DUB
-
RNS
10h 10m
1 stop
KLM Logo
17:10 - 08:05
RNS
-
DUB
15h 55m
1 stop
€179KLM
Thu, 5 Mar - Mon, 9 Mar
KLM Logo
08:50 - 17:05
DUB
-
RNS
7h 15m
1 stop
KLM Logo
17:10 - 22:10
RNS
-
DUB
6h 00m
1 stop
€180KLM
Thu, 5 Mar - Sun, 8 Mar
Multiple Airlines Logo
16:45 - 10:20
DUB
-
RNS
16h 35m
1 stop
Multiple Airlines Logo
17:35 - 08:05
RNS
-
DUB
15h 30m
1 stop
€189Multiple Airlines
Sun, 22 Feb - Thu, 26 Feb
Multiple Airlines Logo
12:00 - 08:35
DUB
-
RNS
19h 35m
2 stops
Multiple Airlines Logo
09:40 - 18:10
RNS
-
DUB
9h 30m
1 stop
€192Multiple Airlines
Sat, 7 Mar - Sat, 14 Mar
Multiple Airlines Logo
13:15 - 20:10
DUB
-
RNS
5h 55m
1 stop
Multiple Airlines Logo
20:25 - 07:50
RNS
-
DUB
12h 25m
1 stop
€192Multiple Airlines
Thu, 5 Mar - Mon, 9 Mar
Multiple Airlines Logo
06:35 - 16:05
DUB
-
RNS
8h 30m
1 stop
Multiple Airlines Logo
16:15 - 23:00
RNS
-
DUB
7h 45m
1 stop
€194Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar
KLM Logo
05:55 - 17:05
DUB
-
RNS
10h 10m
1 stop
KLM Logo
11:05 - 16:20
RNS
-
DUB
6h 15m
2 stops
€196KLM
Thu, 5 Mar - Sun, 8 Mar

KLM flights from Ireland to Rennes

Our best KLM deals on Ireland to Rennes flight tickets
KLM
5 Mar
DUB05:55Dublin
10h 10m
1 stop
RNS17:05Rennes St Jacques
9 Mar
RNS17:10Rennes St Jacques
15h 55m
1 stop
DUB08:05Dublin
€179
KLM
5 Mar
DUB08:50Dublin
7h 15m
1 stop
RNS17:05Rennes St Jacques
8 Mar
RNS17:10Rennes St Jacques
6h 00m
1 stop
DUB22:10Dublin
€180
KLM
5 Mar
DUB05:55Dublin
10h 10m
1 stop
RNS17:05Rennes St Jacques
8 Mar
RNS11:05Rennes St Jacques
6h 15m
2 stops
DUB16:20Dublin
€196

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 February 2026.
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 4/3

12:35-19:35

1 stop6h 00m

Rennes St Jacques

Wed 11/3

20:20-07:50

1 stop12h 30m

€153

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 4/3

09:25-19:35

1 stop9h 10m

Rennes St Jacques

Wed 11/3

19:55-00:05

2 stops29h 10m

€177

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sat 21/3

13:20-08:35

2 stops18h 15m

Rennes St Jacques

Sat 28/3

09:40-21:35

1 stop12h 55m

€178

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 5/3

05:55-17:05

1 stop10h 10m

Rennes St Jacques

Mon 9/3

17:10-08:05

1 stop15h 55m

€179

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 5/3

08:50-17:05

1 stop7h 15m

Rennes St Jacques

Sun 8/3

17:10-22:10

1 stop6h 00m

€180

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 22/2

16:45-10:20

1 stop16h 35m

Rennes St Jacques

Thu 26/2

17:35-08:05

1 stop15h 30m

€189

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sat 7/3

12:00-08:35

2 stops19h 35m

Rennes St Jacques

Sat 14/3

09:40-18:10

1 stop9h 30m

€192

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 5/3

13:15-20:10

1 stop5h 55m

Rennes St Jacques

Mon 9/3

20:25-07:50

1 stop12h 25m

€192

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 22/3

06:35-16:05

1 stop8h 30m

Rennes St Jacques

Sun 29/3

16:15-23:00

1 stop7h 45m

€194

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 5/3

05:55-17:05

1 stop10h 10m

Rennes St Jacques

Sun 8/3

11:05-16:20

2 stops6h 15m

€196

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 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 62% 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

Fastest flight time

7h 00m

Direct flights

None
The fastest flight from Ireland to Rennes takes 7h 00m
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.

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