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Cheap flights from Ireland to Rennes from €85

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 17/3. 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
18:20 - 08:55
DUB
-
RNS
13h 35m
1 stop
Multiple Airlines Logo
20:25 - 07:50
RNS
-
DUB
12h 25m
1 stop
€153Multiple Airlines
Fri, 20 Mar - Mon, 23 Mar
Multiple Airlines Logo
18:20 - 08:55
DUB
-
RNS
13h 35m
1 stop
Multiple Airlines Logo
20:25 - 07:50
RNS
-
DUB
12h 25m
1 stop
€155Multiple Airlines
Fri, 20 Mar - Mon, 23 Mar
Multiple Airlines Logo
18:20 - 08:55
DUB
-
RNS
13h 35m
1 stop
Multiple Airlines Logo
20:25 - 07:50
RNS
-
DUB
12h 25m
1 stop
€164Multiple Airlines
Fri, 20 Mar - Mon, 23 Mar
Multiple Airlines Logo
18:20 - 08:55
DUB
-
RNS
13h 35m
1 stop
Multiple Airlines Logo
20:25 - 07:50
RNS
-
DUB
12h 25m
1 stop
€168Multiple Airlines
Fri, 20 Mar - Mon, 23 Mar
KLM Logo
17:15 - 17:05
DUB
-
RNS
22h 50m
1 stop
KLM Logo
17:10 - 22:10
RNS
-
DUB
6h 00m
1 stop
€179KLM
Thu, 19 Mar - Mon, 23 Mar
Multiple Airlines Logo
07:50 - 14:50
DUB
-
RNS
6h 00m
1 stop
Multiple Airlines Logo
15:30 - 22:15
RNS
-
DUB
7h 45m
1 stop
€192Multiple Airlines
Wed, 15 Apr - Wed, 22 Apr
Multiple Airlines Logo
06:00 - 08:55
DUB
-
RNS
25h 55m
2 stops
Multiple Airlines Logo
20:25 - 07:50
RNS
-
DUB
12h 25m
1 stop
€193Multiple Airlines
Fri, 20 Mar - Mon, 23 Mar
Multiple Airlines Logo
06:00 - 08:55
DUB
-
RNS
25h 55m
2 stops
Multiple Airlines Logo
20:25 - 07:50
RNS
-
DUB
12h 25m
1 stop
€194Multiple Airlines
Fri, 20 Mar - Mon, 23 Mar
Multiple Airlines Logo
06:00 - 08:55
DUB
-
RNS
25h 55m
2 stops
Multiple Airlines Logo
20:25 - 07:50
RNS
-
DUB
12h 25m
1 stop
€195Multiple Airlines
Fri, 20 Mar - Mon, 23 Mar
KLM Logo
06:00 - 10:20
ORK
-
RNS
27h 20m
2 stops
KLM Logo
11:05 - 15:00
RNS
-
ORK
4h 55m
1 stop
€276KLM
Sun, 15 Mar - Thu, 19 Mar

KLM flights from Ireland to Rennes

Our best KLM deals on Ireland to Rennes flight tickets
KLM
19 Mar
DUB17:15Dublin
22h 50m
1 stop
RNS17:05Rennes St Jacques
23 Mar
RNS17:10Rennes St Jacques
6h 00m
1 stop
DUB22:10Dublin
€179
KLM
26 Mar
DUB17:15Dublin
40h 20m
2 stops
RNS10:35Rennes St Jacques
29 Mar
RNS14:25Rennes St Jacques
18h 55m
1 stop
DUB08:20Dublin
€218
KLM
15 Apr
DUB17:20Dublin
16h 00m
2 stops
RNS10:20Rennes St Jacques
22 Apr
RNS14:25Rennes St Jacques
18h 55m
1 stop
DUB08:20Dublin
€223

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 2 March 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

Fri 20/3

18:20-08:55

1 stop13h 35m

Rennes St Jacques

Mon 23/3

20:25-07:50

1 stop12h 25m

€153

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 20/3

18:20-08:55

1 stop13h 35m

Rennes St Jacques

Mon 23/3

20:25-07:50

1 stop12h 25m

€155

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 20/3

18:20-08:55

1 stop13h 35m

Rennes St Jacques

Mon 23/3

20:25-07:50

1 stop12h 25m

€164

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 20/3

18:20-08:55

1 stop13h 35m

Rennes St Jacques

Mon 23/3

20:25-07:50

1 stop12h 25m

€168

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 19/3

17:15-17:05

1 stop22h 50m

Rennes St Jacques

Mon 23/3

17:10-22:10

1 stop6h 00m

€179

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 15/4

07:50-14:50

1 stop6h 00m

Rennes St Jacques

Wed 22/4

15:30-22:15

1 stop7h 45m

€192

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 20/3

06:00-08:55

2 stops25h 55m

Rennes St Jacques

Mon 23/3

20:25-07:50

1 stop12h 25m

€193

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 20/3

06:00-08:55

2 stops25h 55m

Rennes St Jacques

Mon 23/3

20:25-07:50

1 stop12h 25m

€194

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 20/3

06:00-08:55

2 stops25h 55m

Rennes St Jacques

Mon 23/3

20:25-07:50

1 stop12h 25m

€195

CorkRennes

ORK - RNS

ORKRNS

Cork

Sun 15/3

06:00-10:20

2 stops27h 20m

Rennes St Jacques

Thu 19/3

11:05-15:00

1 stop4h 55m

€276

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 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

4h 25m

Direct flights

None
The fastest flight from Ireland to Rennes takes 4h 25m
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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