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Cheap flights from Ireland to Rennes from €89

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 18/8. 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
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
Multiple Airlines Logo
15:25 - 19:00
RNS
-
DUB
4h 35m
1 stop
€148Multiple Airlines
Sun, 7 Jun - Wed, 10 Jun
Multiple Airlines Logo
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
Multiple Airlines Logo
15:25 - 19:00
RNS
-
DUB
4h 35m
1 stop
€148Multiple Airlines
Sun, 7 Jun - Wed, 10 Jun
Multiple Airlines Logo
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
Multiple Airlines Logo
15:25 - 19:00
RNS
-
DUB
4h 35m
1 stop
€176Multiple Airlines
Sun, 7 Jun - Wed, 10 Jun
Multiple Airlines Logo
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
Multiple Airlines Logo
15:25 - 19:00
RNS
-
DUB
4h 35m
1 stop
€177Multiple Airlines
Sun, 7 Jun - Wed, 10 Jun
Multiple Airlines Logo
05:45 - 18:30
DUB
-
RNS
11h 45m
2 stops
Multiple Airlines Logo
22:00 - 10:15
RNS
-
DUB
13h 15m
1 stop
€181Multiple Airlines
Tue, 16 Jun - Tue, 23 Jun
Multiple Airlines Logo
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
Multiple Airlines Logo
08:10 - 09:50
RNS
-
DUB
26h 40m
2 stops
€184Multiple Airlines
Sun, 31 May - Sun, 7 Jun
Multiple Airlines Logo
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
Multiple Airlines Logo
16:50 - 20:45
RNS
-
DUB
4h 55m
1 stop
€187Multiple Airlines
Sun, 14 Jun - Sat, 27 Jun
Multiple Airlines Logo
19:30 - 11:30
DUB
-
RNS
15h 00m
2 stops
Multiple Airlines Logo
15:25 - 23:25
RNS
-
DUB
9h 00m
1 stop
€193Multiple Airlines
Wed, 17 Jun - Wed, 24 Jun
Multiple Airlines Logo
18:35 - 18:30
DUB
-
RNS
22h 55m
2 stops
Multiple Airlines Logo
08:10 - 09:50
RNS
-
DUB
26h 40m
2 stops
€194Multiple Airlines
Mon, 15 Jun - Sun, 21 Jun
KLM Logo
17:10 - 13:55
ORK
-
RNS
19h 45m
1 stop
KLM Logo
11:05 - 22:35
RNS
-
ORK
12h 30m
2 stops
€386KLM
Sat, 13 Jun - Sat, 20 Jun

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KLM flights from Ireland to Rennes

Our best KLM deals on Ireland to Rennes flight tickets
KLM
28 May
DUB05:55Dublin
6h 55m
1 stop
RNS13:50Rennes St Jacques
31 May
RNS14:25Rennes St Jacques
18h 55m
1 stop
DUB08:20Dublin
€235
KLM
28 May
DUB05:55Dublin
6h 55m
1 stop
RNS13:50Rennes St Jacques
4 Jun
RNS11:05Rennes St Jacques
22h 15m
2 stops
DUB08:20Dublin
€242
KLM
14 May
DUB11:10Dublin
25h 45m
1 stop
RNS13:55Rennes St Jacques
17 May
RNS14:25Rennes St Jacques
18h 55m
1 stop
DUB08:20Dublin
€246

Air France flights from Ireland to Rennes

Our best Air France deals on Ireland to Rennes flight tickets
Air France
13 Jun
DUB05:55Dublin
6h 00m
1 stop
RNS12:55Rennes St Jacques
20 Jun
RNS11:05Rennes St Jacques
22h 10m
1 stop
DUB08:15Dublin
€256
Air France
16 May
ORK15:10Cork
18h 10m
1 stop
RNS10:20Rennes St Jacques
20 May
RNS10:35Rennes St Jacques
29h 05m
2 stops
ORK14:40Cork
€496

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 3 May 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
Fastest return journey

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 7/6

06:45-15:40

1 stop7h 55m

Rennes St Jacques

Wed 10/6

15:25-19:00

1 stop4h 35m

€148

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 7/6

06:45-15:40

1 stop7h 55m

Rennes St Jacques

Wed 10/6

15:25-19:00

1 stop4h 35m

€148

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 7/6

06:45-15:40

1 stop7h 55m

Rennes St Jacques

Wed 10/6

15:25-19:00

1 stop4h 35m

€176

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 7/6

06:45-15:40

1 stop7h 55m

Rennes St Jacques

Wed 10/6

15:25-19:00

1 stop4h 35m

€177

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 16/6

05:45-18:30

2 stops11h 45m

Rennes St Jacques

Tue 23/6

22:00-10:15

1 stop13h 15m

€181

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 31/5

06:45-15:40

1 stop7h 55m

Rennes St Jacques

Sun 7/6

08:10-09:50

2 stops26h 40m

€184

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 14/6

06:45-15:40

1 stop7h 55m

Rennes St Jacques

Sat 27/6

16:50-20:45

1 stop4h 55m

€187

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 17/6

19:30-11:30

2 stops15h 00m

Rennes St Jacques

Wed 24/6

15:25-23:25

1 stop9h 00m

€193

DublinRennes

DUB - RNS

DUBRNS

Dublin

Mon 15/6

18:35-18:30

2 stops22h 55m

Rennes St Jacques

Sun 21/6

08:10-09:50

2 stops26h 40m

€194

CorkRennes

ORK - RNS

ORKRNS

Cork

Sat 13/6

17:10-13:55

1 stop19h 45m

Rennes St Jacques

Sat 20/6

11:05-22:35

2 stops12h 30m

€386

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 February is, on average, the cheapest month to fly to Rennes from Ireland, with most prices found around €0. If you aren’t able to travel to Rennes during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of €0.

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

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

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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