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Cheap flights from Ireland to Rennes from €84

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 9/7. 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
1 adult, Economy, 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
06:50 - 14:50
DUB
-
RNS
7h 00m
1 stop
Multiple Airlines Logo
10:30 - 16:00
RNS
-
DUB
6h 30m
1 stop
€198Multiple Airlines
Wed, 15 Jul - Wed, 22 Jul
Multiple Airlines Logo
06:50 - 14:50
DUB
-
RNS
7h 00m
1 stop
Multiple Airlines Logo
10:30 - 16:00
RNS
-
DUB
6h 30m
1 stop
€200Multiple Airlines
Wed, 15 Jul - Wed, 22 Jul
Multiple Airlines Logo
06:50 - 14:50
DUB
-
RNS
7h 00m
1 stop
Multiple Airlines Logo
10:30 - 20:45
RNS
-
DUB
11h 15m
1 stop
€206Multiple Airlines
Wed, 15 Jul - Wed, 22 Jul
Multiple Airlines Logo
06:25 - 19:25
DUB
-
RNS
12h 00m
1 stop
Multiple Airlines Logo
10:00 - 23:25
RNS
-
DUB
14h 25m
1 stop
€210Multiple Airlines
Thu, 16 Jul - Sun, 2 Aug
Multiple Airlines Logo
06:25 - 19:25
DUB
-
RNS
12h 00m
1 stop
Multiple Airlines Logo
16:15 - 00:05
RNS
-
DUB
8h 50m
1 stop
€214Multiple Airlines
Thu, 23 Jul - Mon, 27 Jul
Multiple Airlines Logo
19:15 - 10:20
DUB
-
RNS
14h 05m
1 stop
Multiple Airlines Logo
17:20 - 22:25
RNS
-
DUB
6h 05m
1 stop
€217Multiple Airlines
Tue, 22 Sep - Sat, 26 Sep
KLM Logo
13:25 - 10:20
DUB
-
RNS
19h 55m
2 stops
KLM Logo
18:10 - 16:20
RNS
-
DUB
23h 10m
1 stop
€218KLM
Fri, 6 Nov - Sun, 8 Nov
Multiple Airlines Logo
23:15 - 15:40
DUB
-
RNS
15h 25m
1 stop
Multiple Airlines Logo
16:50 - 21:45
RNS
-
DUB
5h 55m
1 stop
€225Multiple Airlines
Sat, 20 Jun - Sat, 27 Jun
Multiple Airlines Logo
23:15 - 15:40
DUB
-
RNS
15h 25m
1 stop
Multiple Airlines Logo
16:50 - 21:45
RNS
-
DUB
5h 55m
1 stop
€226Multiple Airlines
Sat, 20 Jun - Sat, 27 Jun
KLM Logo
08:55 - 13:55
DUB
-
RNS
4h 00m
1 stop
KLM Logo
14:25 - 22:25
RNS
-
DUB
9h 00m
1 stop
€227KLM
Mon, 21 Sep - Fri, 25 Sep

KLM flights from Ireland to Rennes

Our best KLM deals on Ireland to Rennes flight tickets
KLM
6 Nov
DUB13:25Dublin
19h 55m
2 stops
RNS10:20Rennes St Jacques
8 Nov
RNS18:10Rennes St Jacques
23h 10m
1 stop
DUB16:20Dublin
€218
KLM
21 Sept
DUB08:55Dublin
4h 00m
1 stop
RNS13:55Rennes St Jacques
25 Sept
RNS14:25Rennes St Jacques
9h 00m
1 stop
DUB22:25Dublin
€227
KLM
6 Nov
DUB17:15Dublin
23h 25m
1 stop
RNS17:40Rennes St Jacques
8 Nov
RNS18:10Rennes St Jacques
14h 55m
1 stop
DUB08:05Dublin
€233

Air France flights from Ireland to Rennes

Our best Air France deals on Ireland to Rennes flight tickets
Air France
9 Jun
DUB19:15Dublin
14h 05m
1 stop
RNS10:20Rennes St Jacques
16 Jun
RNS11:05Rennes St Jacques
12h 35m
1 stop
DUB22:40Dublin
€213
Air France
13 Jun
DUB05:55Dublin
6h 00m
1 stop
RNS12:55Rennes St Jacques
15 Jun
RNS11:05Rennes St Jacques
22h 15m
1 stop
DUB08:20Dublin
€229
Air France
9 Jun
DUB09:15Dublin
24h 05m
1 stop
RNS10:20Rennes St Jacques
16 Jun
RNS10:35Rennes St Jacques
22h 40m
2 stops
DUB08:15Dublin
€257

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 4 June 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

Cheapest return flight

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 15/7

06:50-14:50

1 stop7h 00m

Rennes St Jacques

Wed 22/7

10:30-16:00

1 stop6h 30m

€198

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 15/7

06:50-14:50

1 stop7h 00m

Rennes St Jacques

Wed 22/7

10:30-16:00

1 stop6h 30m

€200

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 15/7

06:50-14:50

1 stop7h 00m

Rennes St Jacques

Wed 22/7

10:30-20:45

1 stop11h 15m

€206

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 16/7

06:25-19:25

1 stop12h 00m

Rennes St Jacques

Sun 2/8

10:00-23:25

1 stop14h 25m

€210

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 23/7

06:25-19:25

1 stop12h 00m

Rennes St Jacques

Mon 27/7

16:15-00:05

1 stop8h 50m

€214

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 22/9

19:15-10:20

1 stop14h 05m

Rennes St Jacques

Sat 26/9

17:20-22:25

1 stop6h 05m

€217

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 6/11

13:25-10:20

2 stops19h 55m

Rennes St Jacques

Sun 8/11

18:10-16:20

1 stop23h 10m

€218

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sat 20/6

23:15-15:40

1 stop15h 25m

Rennes St Jacques

Sat 27/6

16:50-21:45

1 stop5h 55m

€225

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sat 20/6

23:15-15:40

1 stop15h 25m

Rennes St Jacques

Sat 27/6

16:50-21:45

1 stop5h 55m

€226
Fastest return journey

DublinRennes

DUB - RNS

DUBRNS

Dublin

Mon 21/9

08:55-13:55

1 stop4h 00m

Rennes St Jacques

Fri 25/9

14:25-22:25

1 stop9h 00m

€227

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 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 flights?

There is only 1 cabin class available to choose from on Ireland to Rennes 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

Fastest flight time

5h 55m

Direct flights

Sun

Airports in Rennes

1 airport
The fastest flight from Ireland to Rennes takes 5h 55m
Direct flights go from Ireland to Rennes on Sunday. There are no airlines offering direct flights..
There is 1 airport in Rennes. From Ireland there are direct flights to Rennes St Jacques (RNS).
Search flight deals

Frequently asked questions about flying from Ireland to Rennes

  • 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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