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Cheap flights from Rennes to Ireland from €103

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 3/1. 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 Rennes to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:40 - 20:20RNS-DUB
11h 40m1 stop
Multiple Airlines Logo
09:25 - 19:35DUB-RNS
9h 10m1 stop
€138Multiple Airlines
Find Deal
Sat, 7 Feb - Wed, 11 Feb
Multiple Airlines Logo
21:05 - 07:15RNS-DUB
11h 10m1 stop
Multiple Airlines Logo
06:35 - 16:05DUB-RNS
8h 30m1 stop
€143Multiple Airlines
Find Deal
Fri, 16 Jan - Sun, 18 Jan
Multiple Airlines Logo
21:05 - 10:15RNS-DUB
14h 10m1 stop
Multiple Airlines Logo
13:45 - 20:35DUB-RNS
5h 50m1 stop
€144Multiple Airlines
Find Deal
Fri, 9 Jan - Fri, 16 Jan
Multiple Airlines Logo
16:50 - 21:35RNS-DUB
5h 45m1 stop
Multiple Airlines Logo
06:35 - 16:05DUB-RNS
8h 30m1 stop
€158Multiple Airlines
Find Deal
Sun, 11 Jan - Sun, 18 Jan
Multiple Airlines Logo
16:50 - 23:00RNS-DUB
7h 10m1 stop
Multiple Airlines Logo
06:35 - 16:05DUB-RNS
8h 30m1 stop
€159Multiple Airlines
Find Deal
Sun, 18 Jan - Sun, 25 Jan
Multiple Airlines Logo
09:40 - 20:20RNS-DUB
11h 40m1 stop
Multiple Airlines Logo
16:50 - 20:10DUB-RNS
26h 20m2 stops
€162Multiple Airlines
Find Deal
Sat, 7 Feb - Wed, 11 Feb
Multiple Airlines Logo
21:05 - 19:35RNS-DUB
23h 30m2 stops
Multiple Airlines Logo
11:20 - 20:35DUB-RNS
8h 15m1 stop
€166Multiple Airlines
Find Deal
Fri, 9 Jan - Fri, 16 Jan
Multiple Airlines Logo
20:55 - 00:35RNS-DUB
28h 40m2 stops
Multiple Airlines Logo
06:35 - 16:05DUB-RNS
8h 30m1 stop
€167Multiple Airlines
Find Deal
Fri, 16 Jan - Sun, 18 Jan
KLM Logo
14:25 - 23:25RNS-ORK
10h 00m1 stop
KLM Logo
15:40 - 10:20ORK-RNS
17h 40m1 stop
€241KLM
Find Deal
Fri, 23 Jan - Mon, 26 Jan
KLM Logo
17:30 - 23:25RNS-ORK
6h 55m1 stop
KLM Logo
06:00 - 13:55ORK-RNS
6h 55m1 stop
€259KLM
Find Deal
Wed, 31 Dec - Wed, 7 Jan

KLM flights from Rennes to Ireland

Our best KLM deals on Rennes to Ireland flight tickets
KLM
1 Apr
RNS11:05Rennes St Jacques
10h 10m
2 stops
DUB20:15Dublin
8 Apr
DUB06:00Dublin
6h 55m
1 stop
RNS13:55Rennes St Jacques
€228
Find similar
KLM
23 Jan
RNS14:25Rennes St Jacques
10h 00m
1 stop
ORK23:25Cork
26 Jan
ORK15:40Cork
17h 40m
1 stop
RNS10:20Rennes St Jacques
€241
Find similar
KLM
29 Apr
RNS11:05Rennes St Jacques
12h 20m
2 stops
DUB22:25Dublin
4 May
DUB06:00Dublin
6h 55m
1 stop
RNS13:55Rennes St Jacques
€242
Find similar

Air France flights from Rennes to Ireland

Our best Air France deals on Rennes to Ireland flight tickets
Air France
15 Apr
RNS11:05Rennes St Jacques
22h 15m
1 stop
DUB08:20Dublin
22 Apr
DUB09:15Dublin
24h 05m
1 stop
RNS10:20Rennes St Jacques
€232
Find similar
Air France
31 Mar
RNS11:05Rennes St Jacques
4h 55m
1 stop
DUB15:00Dublin
7 Apr
DUB15:55Dublin
17h 25m
1 stop
RNS10:20Rennes St Jacques
€240
Find similar
Air France
23 Jan
RNS19:20Rennes St Jacques
20h 40m
2 stops
ORK15:00Cork
26 Jan
ORK15:40Cork
41h 05m
2 stops
RNS09:45Rennes St Jacques
€400
Find similar

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 30 November 2025.
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

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Sat 7/2

09:40-20:20

1 stop11h 40m

Dublin

Wed 11/2

09:25-19:35

1 stop9h 10m

€138

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 16/1

21:05-07:15

1 stop11h 10m

Dublin

Sun 18/1

06:35-16:05

1 stop8h 30m

€143

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 9/1

21:05-10:15

1 stop14h 10m

Dublin

Fri 16/1

13:45-20:35

1 stop5h 50m

€144

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Sun 11/1

16:50-21:35

1 stop5h 45m

Dublin

Sun 18/1

06:35-16:05

1 stop8h 30m

€158

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Sun 18/1

16:50-23:00

1 stop7h 10m

Dublin

Sun 25/1

06:35-16:05

1 stop8h 30m

€159

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Sat 7/2

09:40-20:20

1 stop11h 40m

Dublin

Wed 11/2

16:50-20:10

2 stops26h 20m

€162

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 9/1

21:05-19:35

2 stops23h 30m

Dublin

Fri 16/1

11:20-20:35

1 stop8h 15m

€166

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 16/1

20:55-00:35

2 stops28h 40m

Dublin

Sun 18/1

06:35-16:05

1 stop8h 30m

€167

RennesCork

RNS - ORK

RNSORK

Rennes St Jacques

Fri 23/1

14:25-23:25

1 stop10h 00m

Cork

Mon 26/1

15:40-10:20

1 stop17h 40m

€241

RennesCork

RNS - ORK

RNSORK

Rennes St Jacques

Wed 31/12

17:30-23:25

1 stop6h 55m

Cork

Wed 7/1

06:00-13:55

1 stop6h 55m

€259

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 April is another great option to travel to Ireland, with average flight prices from Rennes averaging around €182.

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 €233 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 €155 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?

No. A direct flight is the cheapest option for a flight between Rennes to Ireland.

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

6h 00m

Direct flights

None
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 6h 00m
There are no direct flights from Rennes to Ireland. There are no popular flight routes from Rennes to Ireland.
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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