Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Rennes to Ireland from €79

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 26/3. 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
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Rennes to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:20 - 12:00
RNS
-
DUB
20h 40m
2 stops
Multiple Airlines Logo
06:40 - 15:45
DUB
-
RNS
8h 05m
1 stop
€154Multiple Airlines
Tue, 28 Apr - Tue, 5 May
Multiple Airlines Logo
09:40 - 19:25
RNS
-
ORK
10h 45m
1 stop
Multiple Airlines Logo
09:25 - 19:35
ORK
-
RNS
9h 10m
1 stop
€158Multiple Airlines
Sat, 7 Mar - Wed, 11 Mar
Multiple Airlines Logo
09:40 - 19:10
RNS
-
DUB
10h 30m
1 stop
Multiple Airlines Logo
06:55 - 17:00
DUB
-
RNS
9h 05m
1 stop
€160Multiple Airlines
Sat, 28 Mar - Sat, 4 Apr
Multiple Airlines Logo
20:25 - 09:50
RNS
-
DUB
14h 25m
1 stop
Multiple Airlines Logo
06:35 - 16:05
DUB
-
RNS
8h 30m
1 stop
€161Multiple Airlines
Mon, 2 Mar - Sun, 8 Mar
Multiple Airlines Logo
19:55 - 19:35
RNS
-
DUB
24h 40m
2 stops
Multiple Airlines Logo
18:20 - 08:55
DUB
-
RNS
13h 35m
1 stop
€164Multiple Airlines
Wed, 4 Mar - Fri, 6 Mar
Multiple Airlines Logo
20:25 - 22:00
RNS
-
DUB
26h 35m
2 stops
Multiple Airlines Logo
18:20 - 08:55
DUB
-
RNS
13h 35m
1 stop
€170Multiple Airlines
Mon, 2 Mar - Fri, 6 Mar
Multiple Airlines Logo
17:35 - 22:55
RNS
-
DUB
6h 20m
1 stop
Multiple Airlines Logo
06:50 - 14:50
DUB
-
RNS
7h 00m
1 stop
€177Multiple Airlines
Sat, 4 Apr - Wed, 8 Apr
Multiple Airlines Logo
09:40 - 22:55
RNS
-
DUB
14h 15m
1 stop
Multiple Airlines Logo
18:55 - 15:40
DUB
-
RNS
19h 45m
2 stops
€178Multiple Airlines
Sat, 28 Mar - Sat, 4 Apr
KLM Logo
11:05 - 23:25
RNS
-
ORK
37h 20m
2 stops
KLM Logo
06:00 - 10:20
ORK
-
RNS
27h 20m
2 stops
€241KLM
Sun, 1 Mar - Sun, 8 Mar
KLM Logo
11:05 - 23:25
RNS
-
ORK
37h 20m
2 stops
KLM Logo
06:00 - 16:40
ORK
-
RNS
9h 40m
1 stop
€256KLM
Sun, 1 Mar - Sun, 8 Mar

KLM flights from Rennes to Ireland

Our best KLM deals on Rennes to Ireland flight tickets
KLM
2 Mar
RNS17:10Rennes St Jacques
6h 00m
1 stop
DUB22:10Dublin
6 Mar
DUB05:55Dublin
10h 10m
1 stop
RNS17:05Rennes St Jacques
€231
KLM
15 Mar
RNS17:10Rennes St Jacques
6h 00m
1 stop
DUB22:10Dublin
19 Mar
DUB08:50Dublin
7h 15m
1 stop
RNS17:05Rennes St Jacques
€232
KLM
1 Mar
RNS11:05Rennes St Jacques
37h 20m
2 stops
ORK23:25Cork
8 Mar
ORK06:00Cork
27h 20m
2 stops
RNS10:20Rennes St Jacques
€241

Air France flights from Rennes to Ireland

Our best Air France deals on Rennes to Ireland flight tickets
Air France
26 Feb
RNS11:05Rennes St Jacques
5h 40m
1 stop
DUB15:45Dublin
2 Mar
DUB08:45Dublin
24h 35m
1 stop
RNS10:20Rennes St Jacques
€226
Air France
3 Mar
RNS11:05Rennes St Jacques
5h 40m
1 stop
DUB15:45Dublin
10 Mar
DUB16:45Dublin
16h 35m
1 stop
RNS10:20Rennes St Jacques
€227
Air France
17 Feb
RNS11:05Rennes St Jacques
21h 55m
1 stop
DUB08:00Dublin
21 Feb
DUB16:45Dublin
16h 35m
1 stop
RNS10:20Rennes St Jacques
€246

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 3 February 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

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Tue 28/4

16:20-12:00

2 stops20h 40m

Dublin

Tue 5/5

06:40-15:45

1 stop8h 05m

€154

RennesCork

RNS - ORK

RNSORK

Rennes St Jacques

Sat 7/3

09:40-19:25

1 stop10h 45m

Cork

Wed 11/3

09:25-19:35

1 stop9h 10m

€158

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Sat 28/3

09:40-19:10

1 stop10h 30m

Dublin

Sat 4/4

06:55-17:00

1 stop9h 05m

€160

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Mon 2/3

20:25-09:50

1 stop14h 25m

Dublin

Sun 8/3

06:35-16:05

1 stop8h 30m

€161

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Wed 4/3

19:55-19:35

2 stops24h 40m

Dublin

Fri 6/3

18:20-08:55

1 stop13h 35m

€164

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Mon 2/3

20:25-22:00

2 stops26h 35m

Dublin

Fri 6/3

18:20-08:55

1 stop13h 35m

€170

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Sat 4/4

17:35-22:55

1 stop6h 20m

Dublin

Wed 8/4

06:50-14:50

1 stop7h 00m

€177

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Sat 28/3

09:40-22:55

1 stop14h 15m

Dublin

Sat 4/4

18:55-15:40

2 stops19h 45m

€178

RennesCork

RNS - ORK

RNSORK

Rennes St Jacques

Sun 1/3

11:05-23:25

2 stops37h 20m

Cork

Sun 8/3

06:00-10:20

2 stops27h 20m

€241

RennesCork

RNS - ORK

RNSORK

Rennes St Jacques

Sun 1/3

11:05-23:25

2 stops37h 20m

Cork

Sun 8/3

06:00-16:40

1 stop9h 40m

€256

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 €172.

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 €229 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 €154 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

€175

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 €175
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.

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 5/3
Thu 12/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom €40
Flights to Corkfrom €86
Flights to Shannon, Clarefrom €92
Flights to Donegalfrom €216
Flights to Milltown (Kerry)from €39