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Cheap flights from Rennes to Ireland from €104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rennes to Ireland departing on 14/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Rennes to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:30 - 22:15
RNS
-
DUB
7h 45m
1 stop
Multiple Airlines Logo
06:05 - 17:25
DUB
-
RNS
10h 20m
1 stop
€170Multiple Airlines
Wed, 22 Apr - Tue, 28 Apr
Multiple Airlines Logo
10:40 - 19:35
RNS
-
DUB
9h 55m
1 stop
Multiple Airlines Logo
19:00 - 08:45
DUB
-
RNS
12h 45m
1 stop
€174Multiple Airlines
Wed, 29 Apr - Mon, 4 May
Multiple Airlines Logo
15:30 - 19:00
RNS
-
DUB
4h 30m
1 stop
Multiple Airlines Logo
05:45 - 17:25
DUB
-
RNS
10h 40m
2 stops
€182Multiple Airlines
Wed, 22 Apr - Tue, 28 Apr
Multiple Airlines Logo
10:40 - 19:35
RNS
-
DUB
9h 55m
1 stop
Multiple Airlines Logo
06:20 - 18:50
DUB
-
RNS
11h 30m
2 stops
€184Multiple Airlines
Wed, 29 Apr - Mon, 4 May
Multiple Airlines Logo
17:35 - 21:45
RNS
-
DUB
5h 10m
1 stop
Multiple Airlines Logo
07:55 - 15:40
DUB
-
RNS
6h 45m
1 stop
€191Multiple Airlines
Sat, 4 Apr - Sun, 5 Apr
Multiple Airlines Logo
15:25 - 19:00
RNS
-
DUB
4h 35m
1 stop
Multiple Airlines Logo
09:35 - 16:30
DUB
-
RNS
5h 55m
1 stop
€193Multiple Airlines
Wed, 29 Apr - Fri, 8 May
Multiple Airlines Logo
15:30 - 21:20
RNS
-
DUB
6h 50m
1 stop
Multiple Airlines Logo
22:05 - 17:25
DUB
-
RNS
18h 20m
2 stops
€194Multiple Airlines
Wed, 22 Apr - Mon, 27 Apr
Multiple Airlines Logo
11:55 - 18:50
RNS
-
DUB
7h 55m
1 stop
Multiple Airlines Logo
23:50 - 18:35
DUB
-
RNS
17h 45m
2 stops
€197Multiple Airlines
Thu, 2 Apr - Thu, 9 Apr
KLM Logo
17:35 - 23:25
RNS
-
ORK
6h 50m
1 stop
KLM Logo
06:00 - 17:05
ORK
-
RNS
10h 05m
1 stop
€209KLM
Fri, 20 Mar - Tue, 24 Mar
KLM Logo
17:35 - 23:25
RNS
-
ORK
6h 50m
1 stop
KLM Logo
06:15 - 13:55
ORK
-
RNS
6h 40m
1 stop
€224KLM
Sat, 28 Mar - Wed, 1 Apr

Air France flights from Rennes to Ireland

Our best Air France deals on Rennes to Ireland flight tickets
Air France
1 Apr
RNS11:05Rennes St Jacques
5h 20m
1 stop
DUB15:25Dublin
9 Apr
DUB19:15Dublin
14h 05m
1 stop
RNS10:20Rennes St Jacques
€230
Air France
25 Apr
RNS11:05Rennes St Jacques
12h 35m
1 stop
DUB22:40Dublin
27 Apr
DUB09:15Dublin
24h 05m
1 stop
RNS10:20Rennes St Jacques
€233
Air France
28 Apr
RNS11:05Rennes St Jacques
8h 20m
1 stop
DUB18:25Dublin
6 May
DUB19:15Dublin
14h 05m
1 stop
RNS10:20Rennes St Jacques
€235

KLM flights from Rennes to Ireland

Our best KLM deals on Rennes to Ireland flight tickets
KLM
20 Mar
RNS17:35Rennes St Jacques
6h 50m
1 stop
ORK23:25Cork
24 Mar
ORK06:00Cork
10h 05m
1 stop
RNS17:05Rennes St Jacques
€209
KLM
28 Mar
RNS17:35Rennes St Jacques
6h 50m
1 stop
ORK23:25Cork
1 Apr
ORK06:15Cork
6h 40m
1 stop
RNS13:55Rennes St Jacques
€224
KLM
28 Mar
RNS11:20Rennes St Jacques
23h 00m
2 stops
ORK09:20Cork
1 Apr
ORK06:15Cork
6h 40m
1 stop
RNS13:55Rennes St Jacques
€226

momondo Fare Finder

 
Customise your flight search to find flights from Rennes to Ireland 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 5 March 2026.
Use the filters below to find and compare flights from Rennes to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Wed 22/4

15:30-22:15

1 stop7h 45m

Dublin

Tue 28/4

06:05-17:25

1 stop10h 20m

€170

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Wed 29/4

10:40-19:35

1 stop9h 55m

Dublin

Mon 4/5

19:00-08:45

1 stop12h 45m

€174

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Wed 22/4

15:30-19:00

1 stop4h 30m

Dublin

Tue 28/4

05:45-17:25

2 stops10h 40m

€182

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Wed 29/4

10:40-19:35

1 stop9h 55m

Dublin

Mon 4/5

06:20-18:50

2 stops11h 30m

€184

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Sat 4/4

17:35-21:45

1 stop5h 10m

Dublin

Sun 5/4

07:55-15:40

1 stop6h 45m

€191
Fastest return journey

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Wed 29/4

15:25-19:00

1 stop4h 35m

Dublin

Fri 8/5

09:35-16:30

1 stop5h 55m

€193

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Wed 22/4

15:30-21:20

1 stop6h 50m

Dublin

Mon 27/4

22:05-17:25

2 stops18h 20m

€194

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Thu 2/4

11:55-18:50

1 stop7h 55m

Dublin

Thu 9/4

23:50-18:35

2 stops17h 45m

€197

RennesCork

RNS - ORK

RNSORK

Rennes St Jacques

Fri 20/3

17:35-23:25

1 stop6h 50m

Cork

Tue 24/3

06:00-17:05

1 stop10h 05m

€209

RennesCork

RNS - ORK

RNSORK

Rennes St Jacques

Sat 28/3

17:35-23:25

1 stop6h 50m

Cork

Wed 1/4

06:15-13:55

1 stop6h 40m

€224

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 Ireland from

How to get the cheapest flight ticket from Rennes to Ireland

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 Ireland?

The month of June is another great option to travel to Ireland, with average flight prices from Rennes averaging around €156.

What is the cheapest Rennes St Jacques to Ireland flight route?

Fly from Rennes St Jacques to Dublin for the best Rennes St Jacques - Ireland flight prices

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Rennes when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €238 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Rennes for as low as €163 on momondo.

What cabin class options are available on Rennes St Jacques to Ireland flights?

There is only 1 cabin class available to choose from on Rennes St Jacques to Ireland 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 Rennes to Ireland flights?

You could potentially save up to 53% on your flight if you consider stops on a Rennes to Ireland flight.

Cheap Rennes to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rennes to Ireland

Best price found

€178

Fastest flight time

1h 55m

Direct flights

Sun

Airports in Ireland

77 airports
The best flight deal from Rennes to Ireland found on momondo in the last 72 hours is €178
The fastest flight from Rennes to Ireland takes 1h 55m
Direct flights go from Rennes to Ireland on Sunday. There are no airlines offering direct flights..
There are 77 airports in Ireland. From Rennes there are direct flights to Dublin (DUB).
Search flight deals

  • When did momondo last update prices for flights from Rennes St Jacques Airport to Ireland?

    Prices for flights from Rennes St Jacques Airport to Ireland refresh daily.

  • How old do you have to be to fly from Rennes St Jacques Airport to Ireland?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Rennes St Jacques Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Rennes to Ireland?

Why use momondo?

Why should I use momondo to find a flight deal from Rennes to Ireland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rennes to Ireland . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Rennes to Ireland with flexible booking policies on momondo?

Yes. All flights to Ireland from Rennes on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rennes to Ireland?

momondo helps you find the best flight between Rennes and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Rennes to Ireland right now. Can momondo alert me if prices change?

Price alerts on flights to Ireland from Rennes 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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Find better results for your trip to Ireland

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