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Cheap flights from Ireland to Rennes from €82

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 16/10. 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
21:45 - 09:30
DUB
-
RNS
10h 45m
1 stop
Multiple Airlines Logo
22:00 - 10:15
RNS
-
DUB
13h 15m
1 stop
€202Multiple Airlines
Sat, 22 Aug - Tue, 25 Aug
Multiple Airlines Logo
21:45 - 09:30
DUB
-
RNS
10h 45m
1 stop
Multiple Airlines Logo
22:00 - 10:15
RNS
-
DUB
13h 15m
1 stop
€203Multiple Airlines
Sat, 22 Aug - Tue, 25 Aug
Multiple Airlines Logo
07:55 - 16:30
DUB
-
RNS
7h 35m
1 stop
Multiple Airlines Logo
17:10 - 23:25
RNS
-
DUB
7h 15m
1 stop
€214Multiple Airlines
Fri, 28 Aug - Fri, 4 Sep
Multiple Airlines Logo
06:25 - 15:25
DUB
-
RNS
8h 00m
1 stop
Multiple Airlines Logo
16:20 - 07:50
RNS
-
DUB
16h 30m
2 stops
€217Multiple Airlines
Mon, 7 Sep - Tue, 8 Sep
Multiple Airlines Logo
06:25 - 15:25
DUB
-
RNS
8h 00m
1 stop
Multiple Airlines Logo
16:00 - 22:55
RNS
-
DUB
7h 55m
1 stop
€218Multiple Airlines
Mon, 31 Aug - Mon, 7 Sep
Multiple Airlines Logo
07:55 - 16:30
DUB
-
RNS
7h 35m
1 stop
Multiple Airlines Logo
12:25 - 08:05
RNS
-
DUB
20h 40m
2 stops
€221Multiple Airlines
Fri, 18 Sep - Sun, 20 Sep
Air France Logo
05:55 - 12:55
DUB
-
RNS
6h 00m
1 stop
Air France Logo
11:05 - 22:40
RNS
-
DUB
12h 35m
1 stop
€233Air France
Sat, 5 Sep - Sun, 6 Sep
KLM Logo
05:55 - 17:20
DUB
-
RNS
10h 25m
1 stop
KLM Logo
17:50 - 12:40
RNS
-
DUB
19h 50m
1 stop
€235KLM
Wed, 12 Aug - Wed, 19 Aug
KLM Logo
06:15 - 17:35
ORK
-
RNS
10h 20m
1 stop
KLM Logo
18:05 - 22:45
RNS
-
ORK
5h 40m
1 stop
€328KLM
Tue, 4 Aug - Mon, 10 Aug
KLM Logo
06:15 - 17:35
ORK
-
RNS
10h 20m
1 stop
KLM Logo
18:05 - 22:45
RNS
-
ORK
5h 40m
1 stop
€332KLM
Tue, 4 Aug - Mon, 10 Aug

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KLM flights from Ireland to Rennes

Our best KLM deals on Ireland to Rennes flight tickets
KLM
12 Aug
DUB05:55Dublin
10h 25m
1 stop
RNS17:20Rennes St Jacques
19 Aug
RNS17:50Rennes St Jacques
19h 50m
1 stop
DUB12:40Dublin
€235
KLM
11 Aug
DUB13:25Dublin
26h 55m
1 stop
RNS17:20Rennes St Jacques
18 Aug
RNS18:05Rennes St Jacques
17h 20m
1 stop
DUB10:25Dublin
€245
KLM
28 Aug
DUB17:20Dublin
40h 00m
2 stops
RNS10:20Rennes St Jacques
4 Sept
RNS14:25Rennes St Jacques
9h 00m
1 stop
DUB22:25Dublin
€250

Air France flights from Ireland to Rennes

Our best Air France deals on Ireland to Rennes flight tickets
Air France
5 Sept
DUB05:55Dublin
6h 00m
1 stop
RNS12:55Rennes St Jacques
6 Sept
RNS11:05Rennes St Jacques
12h 35m
1 stop
DUB22:40Dublin
€233
Air France
5 Sept
DUB05:55Dublin
6h 00m
1 stop
RNS12:55Rennes St Jacques
6 Sept
RNS11:05Rennes St Jacques
12h 35m
1 stop
DUB22:40Dublin
€249
Air France
10 Aug
DUB16:20Dublin
17h 00m
1 stop
RNS10:20Rennes St Jacques
17 Aug
RNS11:05Rennes St Jacques
12h 35m
1 stop
DUB22:40Dublin
€288

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 18 July 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

Sat 22/8

21:45-09:30

1 stop10h 45m

Rennes St Jacques

Tue 25/8

22:00-10:15

1 stop13h 15m

€202

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sat 22/8

21:45-09:30

1 stop10h 45m

Rennes St Jacques

Tue 25/8

22:00-10:15

1 stop13h 15m

€203
Fastest return journey

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 28/8

07:55-16:30

1 stop7h 35m

Rennes St Jacques

Fri 4/9

17:10-23:25

1 stop7h 15m

€214

DublinRennes

DUB - RNS

DUBRNS

Dublin

Mon 7/9

06:25-15:25

1 stop8h 00m

Rennes St Jacques

Tue 8/9

16:20-07:50

2 stops16h 30m

€217

DublinRennes

DUB - RNS

DUBRNS

Dublin

Mon 31/8

06:25-15:25

1 stop8h 00m

Rennes St Jacques

Mon 7/9

16:00-22:55

1 stop7h 55m

€218

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 18/9

07:55-16:30

1 stop7h 35m

Rennes St Jacques

Sun 20/9

12:25-08:05

2 stops20h 40m

€221

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sat 5/9

05:55-12:55

1 stop6h 00m

Rennes St Jacques

Sun 6/9

11:05-22:40

1 stop12h 35m

€233

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 12/8

05:55-17:20

1 stop10h 25m

Rennes St Jacques

Wed 19/8

17:50-12:40

1 stop19h 50m

€235

CorkRennes

ORK - RNS

ORKRNS

Cork

Tue 4/8

06:15-17:35

1 stop10h 20m

Rennes St Jacques

Mon 10/8

18:05-22:45

1 stop5h 40m

€328

CorkRennes

ORK - RNS

ORKRNS

Cork

Tue 4/8

06:15-17:35

1 stop10h 20m

Rennes St Jacques

Mon 10/8

18:05-22:45

1 stop5h 40m

€332

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 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 25% 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

2h 00m

Direct flights

Sun

Airports in Rennes

1 airport
The fastest flight from Ireland to Rennes takes 2h 00m
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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